dmlib: lib64gfx.c annotate

annotate lib64gfx.c @ 519:feaaf0e2ecbe

Cosmetics.

author	Matti Hamalainen <ccr@tnsp.org>
date	Mon, 19 Nov 2012 17:25:05 +0200
parents	63849f85db57
children	d0c0c6baeb57

rev	line source
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1 /*
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	2 * Functions for reading and converting various restricted
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	3 * C64/etc and/or indexed/paletted graphics formats.
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	4 * Programmed and designed by Matti 'ccr' Hamalainen
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	5 * (C) Copyright 2012 Tecnic Software productions (TNSP)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	6 *
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	7 * Please read file 'COPYING' for information on license and distribution.
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	8 */
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	9 #include "lib64gfx.h"
435 e4a3f183e463 Modularize some more. Matti Hamalainen <ccr@tnsp.org> parents: 433 diff changeset	10
514 c9b9f912acfb Cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 513 diff changeset	11 #define BUF_SIZE_INITIAL (16*1024)
c9b9f912acfb Cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 513 diff changeset	12 #define BUF_SIZE_GROW (4*1024)
c9b9f912acfb Cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 513 diff changeset	13
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	14
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	15 const char *dmC64ImageTypeNames[DM_C64IFMT_LAST_TYPE] =
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	16 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	17 "hires",
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	18 "multicolor",
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	19 "hires interlace",
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	20 "mc interlace",
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	21 "hires fli",
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	22 "mc fli",
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	23 };
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	24
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	25
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	26 // Based on Pepto's palette, stolen from VICE
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	27 DMColor dmC64Palette[C64_NCOLORS] =
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	28 {
468 afa7f8dd4a8f Change c64 palette's alpha values to 0xff to prevent RGBA output from being transparent. Matti Hamalainen <ccr@tnsp.org> parents: 435 diff changeset	29 { 0x00, 0x00, 0x00, 0xff },
afa7f8dd4a8f Change c64 palette's alpha values to 0xff to prevent RGBA output from being transparent. Matti Hamalainen <ccr@tnsp.org> parents: 435 diff changeset	30 { 0xFF, 0xFF, 0xFF, 0xff },
afa7f8dd4a8f Change c64 palette's alpha values to 0xff to prevent RGBA output from being transparent. Matti Hamalainen <ccr@tnsp.org> parents: 435 diff changeset	31 { 0x68, 0x37, 0x2B, 0xff },
afa7f8dd4a8f Change c64 palette's alpha values to 0xff to prevent RGBA output from being transparent. Matti Hamalainen <ccr@tnsp.org> parents: 435 diff changeset	32 { 0x70, 0xA4, 0xB2, 0xff },
afa7f8dd4a8f Change c64 palette's alpha values to 0xff to prevent RGBA output from being transparent. Matti Hamalainen <ccr@tnsp.org> parents: 435 diff changeset	33 { 0x6F, 0x3D, 0x86, 0xff },
afa7f8dd4a8f Change c64 palette's alpha values to 0xff to prevent RGBA output from being transparent. Matti Hamalainen <ccr@tnsp.org> parents: 435 diff changeset	34 { 0x58, 0x8D, 0x43, 0xff },
afa7f8dd4a8f Change c64 palette's alpha values to 0xff to prevent RGBA output from being transparent. Matti Hamalainen <ccr@tnsp.org> parents: 435 diff changeset	35 { 0x35, 0x28, 0x79, 0xff },
afa7f8dd4a8f Change c64 palette's alpha values to 0xff to prevent RGBA output from being transparent. Matti Hamalainen <ccr@tnsp.org> parents: 435 diff changeset	36 { 0xB8, 0xC7, 0x6F, 0xff },
afa7f8dd4a8f Change c64 palette's alpha values to 0xff to prevent RGBA output from being transparent. Matti Hamalainen <ccr@tnsp.org> parents: 435 diff changeset	37 { 0x6F, 0x4F, 0x25, 0xff },
afa7f8dd4a8f Change c64 palette's alpha values to 0xff to prevent RGBA output from being transparent. Matti Hamalainen <ccr@tnsp.org> parents: 435 diff changeset	38 { 0x43, 0x39, 0x00, 0xff },
afa7f8dd4a8f Change c64 palette's alpha values to 0xff to prevent RGBA output from being transparent. Matti Hamalainen <ccr@tnsp.org> parents: 435 diff changeset	39 { 0x9A, 0x67, 0x59, 0xff },
afa7f8dd4a8f Change c64 palette's alpha values to 0xff to prevent RGBA output from being transparent. Matti Hamalainen <ccr@tnsp.org> parents: 435 diff changeset	40 { 0x44, 0x44, 0x44, 0xff },
afa7f8dd4a8f Change c64 palette's alpha values to 0xff to prevent RGBA output from being transparent. Matti Hamalainen <ccr@tnsp.org> parents: 435 diff changeset	41 { 0x6C, 0x6C, 0x6C, 0xff },
afa7f8dd4a8f Change c64 palette's alpha values to 0xff to prevent RGBA output from being transparent. Matti Hamalainen <ccr@tnsp.org> parents: 435 diff changeset	42 { 0x9A, 0xD2, 0x84, 0xff },
afa7f8dd4a8f Change c64 palette's alpha values to 0xff to prevent RGBA output from being transparent. Matti Hamalainen <ccr@tnsp.org> parents: 435 diff changeset	43 { 0x6C, 0x5E, 0xB5, 0xff },
afa7f8dd4a8f Change c64 palette's alpha values to 0xff to prevent RGBA output from being transparent. Matti Hamalainen <ccr@tnsp.org> parents: 435 diff changeset	44 { 0x95, 0x95, 0x95, 0xff },
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	45 };
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	46
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	47
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	48 const size_t dmC64DefaultSizes[DT_LAST] =
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	49 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	50 C64_SCR_COLOR_SIZE,
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	51 C64_SCR_BITMAP_SIZE,
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	52 C64_SCR_SCREEN_SIZE,
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	53 1,
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	54 C64_SCR_EXTRADATA,
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	55 };
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	56
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	57
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	58
514 c9b9f912acfb Cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 513 diff changeset	59 static BOOL dmCompareAddr16(const Uint8 *buf, const size_t offs, const Uint16 addr)
c9b9f912acfb Cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 513 diff changeset	60 {
c9b9f912acfb Cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 513 diff changeset	61 return (buf[offs] == (addr & 0xff)) && (buf[offs + 1] == ((addr >> 8) & 0xff));
c9b9f912acfb Cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 513 diff changeset	62 }
c9b9f912acfb Cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 513 diff changeset	63
c9b9f912acfb Cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 513 diff changeset	64
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	65 int dmC64ConvertCSData(DMImage *img,
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	66 int xoffs, int yoffs, const Uint8 *buf,
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	67 int width, int height, BOOL multicolor, int *colors)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	68 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	69 int yc, widthpx = width * 8;
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	70 Uint8 *dp;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	71
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	72 if (img == NULL)
517 e2a76bb59888 Return better error values, using DMERR_* enums. Matti Hamalainen <ccr@tnsp.org> parents: 516 diff changeset	73 return DMERR_NULLPTR;
e2a76bb59888 Return better error values, using DMERR_* enums. Matti Hamalainen <ccr@tnsp.org> parents: 516 diff changeset	74
e2a76bb59888 Return better error values, using DMERR_* enums. Matti Hamalainen <ccr@tnsp.org> parents: 516 diff changeset	75 if (xoffs < 0 \|\| yoffs < 0 \|\|
e2a76bb59888 Return better error values, using DMERR_* enums. Matti Hamalainen <ccr@tnsp.org> parents: 516 diff changeset	76 xoffs > img->width - widthpx \|\|
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	77 yoffs > img->height - height)
517 e2a76bb59888 Return better error values, using DMERR_* enums. Matti Hamalainen <ccr@tnsp.org> parents: 516 diff changeset	78 return DMERR_INVALID_ARGS;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	79
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	80 dp = img->data + (yoffs * img->pitch) + xoffs;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	81
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	82 if (multicolor)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	83 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	84 for (yc = 0; yc < height; yc++)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	85 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	86 const int offs = yc * width;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	87 int xc;
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	88 Uint8 *d = dp;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	89
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	90 for (xc = 0; xc < widthpx / 2; xc++)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	91 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	92 const int b = buf[offs + (xc / 4)];
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	93 const int v = 6 - ((xc * 2) & 6);
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	94 const Uint8 c = colors[(b >> v) & 3];
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	95
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	96 *d++ = c;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	97 *d++ = c;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	98 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	99
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	100 dp += img->pitch;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	101 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	102 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	103 else
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	104 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	105 for (yc = 0; yc < height; yc++)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	106 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	107 const int offs = yc * width;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	108 int xc;
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	109 Uint8 *d = dp;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	110
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	111 for (xc = 0; xc < widthpx; xc++)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	112 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	113 const int b = buf[offs + (xc / 8)];
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	114 const int v = 7 - (xc & 7);
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	115 const Uint8 c = colors[(b >> v) & 1];
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	116
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	117 *d++ = c;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	118 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	119
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	120 dp += img->pitch;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	121 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	122 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	123
517 e2a76bb59888 Return better error values, using DMERR_* enums. Matti Hamalainen <ccr@tnsp.org> parents: 516 diff changeset	124 return DMERR_OK;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	125 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	126
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	127
511 4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	128 static int fmtProbeDrazPaint20Packed(const Uint8 buf, const size_t len, const DMC64ImageFormat fmt)
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	129 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	130 const char ident = (const char ) buf + 2;
511 4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	131
4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	132 if (len > 22 &&
4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	133 dmCompareAddr16(buf, 0, fmt->addr) &&
4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	134 strncmp(ident, "DRAZPAINT ", 10) == 0 &&
4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	135 ident[11] == '.' && (
4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	136 (ident[10] == '1' && ident[12] == '4') \|\|
4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	137 (ident[10] == '2' && ident[12] == '0')
4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	138 ))
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	139 return DM_PROBE_SCORE_MAX;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	140
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	141 return DM_PROBE_SCORE_FALSE;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	142 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	143
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	144
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	145 static int fmtDecodeDrazPaintPacked(DMC64Image img, const Uint8 buf, const size_t len, const DMC64ImageFormat *fmt)
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	146 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	147 int res;
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	148 Uint8 rleMarker;
e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	149 Uint8 mem, dst, *dstEnd;
e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	150 const Uint8 src, srcEnd;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	151
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	152 if ((mem = dmMalloc(C64_RAM_SIZE)) == NULL)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	153 return -1;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	154
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	155 rleMarker = *(buf + 0x0d);
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	156 src = buf + 0x0e;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	157 srcEnd = buf + len;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	158 dst = mem;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	159 dstEnd = mem + C64_RAM_SIZE;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	160
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	161 while (src <= srcEnd && dst <= dstEnd)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	162 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	163 int c = *src++;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	164 if (c == rleMarker && src + 2 <= srcEnd)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	165 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	166 int cnt = *src++;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	167 c = *src++;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	168 while (cnt-- && dst <= dstEnd)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	169 *dst++ = c;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	170 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	171 else
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	172 *dst++ = c;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	173 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	174
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	175 res = dmC64DecodeGenericBMP(img, mem, dst - mem + 1, fmt);
519 feaaf0e2ecbe Cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 518 diff changeset	176
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	177 dmFree(mem);
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	178 return res;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	179 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	180
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	181
511 4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	182 static int fmtProbeDrazLace10Packed(const Uint8 buf, const size_t len, const DMC64ImageFormat fmt)
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	183 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	184 const char ident = (const char ) buf + 2;
511 4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	185 if (len > 22 &&
4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	186 dmCompareAddr16(buf, 0, fmt->addr) &&
4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	187 strncmp(ident, "DRAZLACE! 1.0", 13) == 0)
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	188 return DM_PROBE_SCORE_MAX;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	189
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	190 return DM_PROBE_SCORE_FALSE;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	191 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	192
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	193
510 43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	194 static BOOL fmtDrazLaceSetLaceType(DMC64Image img, const struct _DMC64EncDecOp op, const Uint8 *buf, const size_t len)
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	195 {
419 936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	196 (void) len;
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	197
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	198 img->laceType = buf[op->offs] ? DM_C64ILACE_RES : DM_C64ILACE_COLOR;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	199 img->laceBank2 = 0;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	200 return TRUE;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	201 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	202
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	203
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	204 #define AMICA_DM_PROBE_SIZE 1024
511 4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	205 static int fmtProbeAmicaPaintPacked(const Uint8 buf, const size_t len, const DMC64ImageFormat fmt)
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	206 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	207 int i, n;
511 4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	208 if (len < AMICA_DM_PROBE_SIZE \|\| !dmCompareAddr16(buf, 0, fmt->addr))
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	209 return DM_PROBE_SCORE_FALSE;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	210
494 abb112ac9916 Prevent false positive probes of certain Interpaint files as Amica Paint Matti Hamalainen <ccr@tnsp.org> parents: 468 diff changeset	211 // Interpaint Hi-Res gives a false positive
abb112ac9916 Prevent false positive probes of certain Interpaint files as Amica Paint Matti Hamalainen <ccr@tnsp.org> parents: 468 diff changeset	212 if (len == 9002)
abb112ac9916 Prevent false positive probes of certain Interpaint files as Amica Paint Matti Hamalainen <ccr@tnsp.org> parents: 468 diff changeset	213 return DM_PROBE_SCORE_FALSE;
abb112ac9916 Prevent false positive probes of certain Interpaint files as Amica Paint Matti Hamalainen <ccr@tnsp.org> parents: 468 diff changeset	214
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	215 for (n = 0, i = 2; i < AMICA_DM_PROBE_SIZE; i++)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	216 if (buf[i] == 0xC2) n++;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	217
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	218 if (n > 5)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	219 return DM_PROBE_SCORE_GOOD;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	220 if (n > 3)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	221 return DM_PROBE_SCORE_AVG;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	222
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	223 return DM_PROBE_SCORE_MAYBE;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	224 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	225
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	226
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	227 static int fmtDecodeAmicaPaintPacked(DMC64Image img, const Uint8 buf, const size_t len, const DMC64ImageFormat *fmt)
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	228 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	229 int res;
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	230 Uint8 mem, dst, *dstEnd;
e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	231 const Uint8 src, srcEnd;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	232
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	233 if ((mem = dmMalloc(C64_RAM_SIZE)) == NULL)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	234 return -1;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	235
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	236 src = buf;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	237 srcEnd = buf + len;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	238 dst = mem;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	239 dstEnd = mem + C64_RAM_SIZE;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	240
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	241 while (src <= srcEnd && dst <= dstEnd)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	242 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	243 int c = *src++;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	244 if (c == 0xC2 && src + 2 <= srcEnd)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	245 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	246 int cnt = *src++;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	247 c = *src++;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	248 while (cnt-- && dst <= dstEnd)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	249 *dst++ = c;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	250 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	251 else
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	252 *dst++ = c;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	253 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	254
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	255 res = dmC64DecodeGenericBMP(img, mem, dst - mem + 1, fmt);
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	256
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	257 dmFree(mem);
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	258
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	259 return res;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	260 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	261
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	262
510 43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	263 static BOOL fmtTruePaintSetLaceType(DMC64Image img, const struct _DMC64EncDecOp op, const Uint8 *buf, const size_t len)
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	264 {
419 936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	265 (void) op;
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	266 (void) buf;
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	267 (void) len;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	268 img->laceType = DM_C64ILACE_RES;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	269 img->laceBank2 = 1;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	270 return TRUE;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	271 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	272
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	273
516 6f141f760c54 Constify. Matti Hamalainen <ccr@tnsp.org> parents: 515 diff changeset	274 const DMC64ImageFormat dmC64ImageFormats[] =
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	275 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	276 {
511 4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	277 DM_C64IFMT_MC, ".drp", "DrazPaint 2.0 (packed)", 0x5800, -1,
507 272e64259fde Add function pointers for encoding and convertTo/convertFrom to the Matti Hamalainen <ccr@tnsp.org> parents: 494 diff changeset	278 fmtProbeDrazPaint20Packed, fmtDecodeDrazPaintPacked,
272e64259fde Add function pointers for encoding and convertTo/convertFrom to the Matti Hamalainen <ccr@tnsp.org> parents: 494 diff changeset	279 NULL, NULL, NULL,
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	280 4,
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	281 {
510 43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	282 { DT_COLOR_RAM, 0x0000, 0, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	283 { DT_BITMAP, 0x0800, 0, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	284 { DT_SCREEN_RAM, 0x0400, 0, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	285 { DT_BGCOLOR, 0x2740, 0, 0, NULL, NULL },
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	286 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	287 },
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	288
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	289 {
511 4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	290 DM_C64IFMT_MC_ILACE, ".dlp", "DrazLace 1.0 (packed)", 0x5800, -1,
507 272e64259fde Add function pointers for encoding and convertTo/convertFrom to the Matti Hamalainen <ccr@tnsp.org> parents: 494 diff changeset	291 fmtProbeDrazLace10Packed, fmtDecodeDrazPaintPacked,
272e64259fde Add function pointers for encoding and convertTo/convertFrom to the Matti Hamalainen <ccr@tnsp.org> parents: 494 diff changeset	292 NULL, NULL, NULL,
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	293 6,
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	294 {
510 43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	295 { DT_COLOR_RAM, 0x0000, 0, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	296 { DT_BITMAP, 0x0800, 0, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	297 { DT_SCREEN_RAM, 0x0400, 0, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	298 { DT_BGCOLOR, 0x2740, 0, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	299 { DT_BITMAP, 0x2800, 1, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	300 { DT_DEC_FUNCTION, 0x2742, 0, 1, fmtDrazLaceSetLaceType, NULL },
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	301 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	302 },
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	303
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	304 {
511 4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	305 DM_C64IFMT_MC, ".drp", "DrazPaint (unpacked)", 0x5800, 10051,
4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	306 NULL, NULL,
507 272e64259fde Add function pointers for encoding and convertTo/convertFrom to the Matti Hamalainen <ccr@tnsp.org> parents: 494 diff changeset	307 NULL, NULL, NULL,
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	308 4,
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	309 {
510 43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	310 { DT_COLOR_RAM, 0x0000, 0, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	311 { DT_BITMAP, 0x0800, 0, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	312 { DT_SCREEN_RAM, 0x0400, 0, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	313 { DT_BGCOLOR, 0x2740, 0, 0, NULL, NULL },
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	314 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	315 },
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	316
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	317 {
511 4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	318 DM_C64IFMT_MC_ILACE, ".drl", "DrazLace 1.0 (unpacked)", 0x5800, 18242,
4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	319 NULL, NULL,
507 272e64259fde Add function pointers for encoding and convertTo/convertFrom to the Matti Hamalainen <ccr@tnsp.org> parents: 494 diff changeset	320 NULL, NULL, NULL,
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	321 6,
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	322 {
510 43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	323 { DT_COLOR_RAM, 0x0000, 0, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	324 { DT_BITMAP, 0x0800, 0, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	325 { DT_SCREEN_RAM, 0x0400, 0, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	326 { DT_BGCOLOR, 0x2740, 0, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	327 { DT_BITMAP, 0x2800, 1, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	328 { DT_DEC_FUNCTION, 0x2742, 0, 1, fmtDrazLaceSetLaceType, NULL },
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	329 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	330 },
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	331
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	332 {
511 4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	333 DM_C64IFMT_MC_ILACE, ".mci", "Truepaint (unpacked)", 0x9c00, 19434,
4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	334 NULL, NULL,
507 272e64259fde Add function pointers for encoding and convertTo/convertFrom to the Matti Hamalainen <ccr@tnsp.org> parents: 494 diff changeset	335 NULL, NULL, NULL,
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	336 6,
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	337 {
510 43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	338 { DT_SCREEN_RAM, 0x0000, 0, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	339 { DT_BGCOLOR, 0x03e8, 0, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	340 { DT_BITMAP, 0x0400, 0, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	341 { DT_BITMAP, 0x2400, 1, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	342 { DT_SCREEN_RAM, 0x4400, 1, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	343 { DT_COLOR_RAM, 0x4800, 0, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	344 { DT_DEC_FUNCTION, 0x0000, 0, 0, fmtTruePaintSetLaceType, NULL },
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	345 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	346 },
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	347
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	348 {
511 4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	349 DM_C64IFMT_MC, ".kla", "Koala Paint (unpacked)", 0x6000, 10003,
4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	350 NULL, NULL,
507 272e64259fde Add function pointers for encoding and convertTo/convertFrom to the Matti Hamalainen <ccr@tnsp.org> parents: 494 diff changeset	351 NULL, NULL, NULL,
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	352 4,
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	353 {
510 43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	354 { DT_COLOR_RAM, 0x2328, 0, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	355 { DT_BITMAP, 0x0000, 0, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	356 { DT_SCREEN_RAM, 0x1f40, 0, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	357 { DT_BGCOLOR, 0x2710, 0, 0, NULL, NULL },
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	358 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	359 },
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	360
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	361 {
511 4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	362 DM_C64IFMT_MC, ".ami", "Amica Paint (packed)", 0x4000, -1,
507 272e64259fde Add function pointers for encoding and convertTo/convertFrom to the Matti Hamalainen <ccr@tnsp.org> parents: 494 diff changeset	363 fmtProbeAmicaPaintPacked, fmtDecodeAmicaPaintPacked,
272e64259fde Add function pointers for encoding and convertTo/convertFrom to the Matti Hamalainen <ccr@tnsp.org> parents: 494 diff changeset	364 NULL, NULL, NULL,
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	365 4,
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	366 {
510 43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	367 { DT_COLOR_RAM, 0x2328, 0, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	368 { DT_BITMAP, 0x0000, 0, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	369 { DT_SCREEN_RAM, 0x1f40, 0, 0, NULL, NULL },
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	370 { DT_BGCOLOR, 0x2710, 0, 0, NULL, NULL },
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	371 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	372 },
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	373
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	374 };
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	375
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	376 const int ndmC64ImageFormats = sizeof(dmC64ImageFormats) / sizeof(dmC64ImageFormats[0]);
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	377
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	378
518 63849f85db57 Add some comments. Matti Hamalainen <ccr@tnsp.org> parents: 517 diff changeset	379 // Perform probing of the given data buffer, trying to determine
63849f85db57 Add some comments. Matti Hamalainen <ccr@tnsp.org> parents: 517 diff changeset	380 // if it contains a supported "C64" image format. Returns the
63849f85db57 Add some comments. Matti Hamalainen <ccr@tnsp.org> parents: 517 diff changeset	381 // "probe score", see libgfx.h for list of values. If a match
63849f85db57 Add some comments. Matti Hamalainen <ccr@tnsp.org> parents: 517 diff changeset	382 // is found, pointer to format description is set to *pfmt.
516 6f141f760c54 Constify. Matti Hamalainen <ccr@tnsp.org> parents: 515 diff changeset	383 int dmC64ProbeGeneric(const Uint8 buf, const size_t len, const DMC64ImageFormat *pfmt)
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	384 {
419 936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	385 int i, scoreMax = DM_PROBE_SCORE_FALSE, scoreIndex = -1;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	386
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	387 for (i = 0; i < ndmC64ImageFormats; i++)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	388 {
516 6f141f760c54 Constify. Matti Hamalainen <ccr@tnsp.org> parents: 515 diff changeset	389 const DMC64ImageFormat *fmt = &dmC64ImageFormats[i];
511 4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	390 int score = DM_PROBE_SCORE_FALSE;
4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	391 if (fmt->probe == NULL && fmt->size > 0 && fmt->addr > 0)
4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	392 {
4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	393 // Generic probe just checks matching size and load address
4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	394 if (len == fmt->size && dmCompareAddr16(buf, 0, fmt->addr))
4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	395 score = DM_PROBE_SCORE_GOOD;
4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	396 }
4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	397 else
4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	398 score = fmt->probe(buf, len, fmt);
4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	399
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	400 if (score > scoreMax)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	401 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	402 scoreMax = score;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	403 scoreIndex = i;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	404 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	405 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	406
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	407 if (scoreIndex >= 0)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	408 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	409 *pfmt = &dmC64ImageFormats[scoreIndex];
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	410 return scoreMax;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	411 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	412 else
419 936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	413 return DM_PROBE_SCORE_FALSE;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	414 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	415
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	416
510 43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	417 static int dmC64SanityCheckEncDecOp(const int i, const DMC64EncDecOp *op)
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	418 {
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	419 if (op->bank < 0 \|\| op->bank >= C64_SCR_MAX_BANK)
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	420 {
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	421 dmError("Invalid bank %d definition in generic encode/decode operator %d @ #%d.\n",
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	422 op->bank, op->type, i);
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	423 return DMERR_INTERNAL;
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	424 }
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	425
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	426 if (op->type < 0 \|\| op->type >= DT_LAST)
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	427 {
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	428 dmError("Invalid encode/decode operator type %d @ #%d.\n",
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	429 op->type, i);
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	430 return DMERR_INTERNAL;
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	431 }
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	432
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	433 return DMERR_OK;
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	434 }
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	435
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	436
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	437 int dmC64DecodeGenericBMP(DMC64Image img, const Uint8 buf,
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	438 const size_t len, const DMC64ImageFormat *fmt)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	439 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	440 int i;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	441
513 486067f39bc1 Add sanity checking. Matti Hamalainen <ccr@tnsp.org> parents: 511 diff changeset	442 if (buf == NULL \|\| img == NULL \|\| fmt == NULL)
486067f39bc1 Add sanity checking. Matti Hamalainen <ccr@tnsp.org> parents: 511 diff changeset	443 return DMERR_NULLPTR;
486067f39bc1 Add sanity checking. Matti Hamalainen <ccr@tnsp.org> parents: 511 diff changeset	444
518 63849f85db57 Add some comments. Matti Hamalainen <ccr@tnsp.org> parents: 517 diff changeset	445 // Clear the image structure
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	446 memset(img, 0, sizeof(*img));
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	447 img->type = fmt->type;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	448
518 63849f85db57 Add some comments. Matti Hamalainen <ccr@tnsp.org> parents: 517 diff changeset	449 // Perform decoding
515 a896c1153e4e s/decenc/encdec/g Matti Hamalainen <ccr@tnsp.org> parents: 514 diff changeset	450 for (i = 0; i < fmt->nencdecOps; i++)
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	451 {
515 a896c1153e4e s/decenc/encdec/g Matti Hamalainen <ccr@tnsp.org> parents: 514 diff changeset	452 const DMC64EncDecOp *op = &fmt->encdecOps[i];
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	453 const Uint8 *src;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	454 size_t size;
510 43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	455 int res;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	456
510 43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	457 if ((res = dmC64SanityCheckEncDecOp(i, op)) != DMERR_OK)
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	458 return res;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	459
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	460 size = (op->size == 0) ? dmC64DefaultSizes[op->type] : op->size;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	461
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	462 if (op->offs + size > len)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	463 {
510 43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	464 dmError("Decode out of bounds, op #%d type=%d, offs=%d ($%04x), "
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	465 "bank=%d, size=%d ($%04x) @ %d ($%04x)\n",
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	466 i, op->type, op->offs, op->offs, op->bank, size, size, len, len);
508 1ed5025c2538 Return DMLIB error values instead of arbitrary 0/negatives. Matti Hamalainen <ccr@tnsp.org> parents: 507 diff changeset	467 return DMERR_INVALID_DATA;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	468 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	469
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	470 src = buf + op->offs;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	471
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	472 switch (op->type)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	473 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	474 case DT_COLOR_RAM: memcpy(img->color[op->bank], src, size); break;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	475 case DT_BITMAP: memcpy(img->bitmap[op->bank], src, size); break;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	476 case DT_SCREEN_RAM: memcpy(img->screen[op->bank], src, size); break;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	477 case DT_BGCOLOR: img->bgcolor = *src; break;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	478 case DT_EXTRADATA: memcpy(img->extradata, src, size); break;
510 43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	479 case DT_DEC_FUNCTION:
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	480 if (op->decfunction == NULL)
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	481 {
510 43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	482 dmError("Decode op is a function, but function ptr is NULL: "
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	483 "op #%d, offs=%d ($%04x), bank=%d, size=%d ($%04x) @ %d ($%04x)\n",
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	484 i, op->offs, op->offs, op->bank, size, size, len, len);
508 1ed5025c2538 Return DMLIB error values instead of arbitrary 0/negatives. Matti Hamalainen <ccr@tnsp.org> parents: 507 diff changeset	485 return DMERR_INTERNAL;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	486 }
510 43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	487 if (!op->decfunction(img, op, buf, len))
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	488 {
510 43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	489 dmError("Decode op custom function failed: op #%d, "
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 508 diff changeset	490 "offs=%d ($%04x), bank=%d, size=%d ($%04x) @ %d ($%04x)\n",
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	491 i, op->offs, op->offs, op->bank, size, size, len, len);
508 1ed5025c2538 Return DMLIB error values instead of arbitrary 0/negatives. Matti Hamalainen <ccr@tnsp.org> parents: 507 diff changeset	492 return DMERR_INTERNAL;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	493 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	494 break;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	495 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	496 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	497
508 1ed5025c2538 Return DMLIB error values instead of arbitrary 0/negatives. Matti Hamalainen <ccr@tnsp.org> parents: 507 diff changeset	498 return DMERR_OK;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	499 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	500
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	501
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	502 static int dmC64ConvertHiResBMP(DMImage screen, const DMC64Image img)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	503 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	504 int yc;
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	505 Uint8 *dp = screen->data;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	506
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	507 for (yc = 0; yc < C64_SCR_HEIGHT; yc++)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	508 {
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	509 Uint8 *d = dp;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	510 const int y = yc / 8, yb = yc & 7;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	511 const int scroffsy = y * C64_SCR_CH_WIDTH;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	512 const int bmoffsy = y * C64_SCR_WIDTH;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	513 int xc;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	514
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	515 for (xc = 0; xc < C64_SCR_WIDTH; xc++)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	516 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	517 const int x = xc / 8;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	518 const int scroffs = scroffsy + x;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	519 const int b = img->bitmap[0][bmoffsy + (x * 8) + yb];
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	520 const int v = 7 - (xc & 7);
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	521 Uint8 c;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	522
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	523 if ((b >> v) & 1)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	524 c = img->screen[0][scroffs] & 15;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	525 else
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	526 c = img->screen[0][scroffs] >> 4;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	527
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	528 *d++ = c;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	529 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	530
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	531 dp += screen->pitch;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	532 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	533
508 1ed5025c2538 Return DMLIB error values instead of arbitrary 0/negatives. Matti Hamalainen <ccr@tnsp.org> parents: 507 diff changeset	534 return DMERR_OK;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	535 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	536
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	537
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	538 static int dmC64ConvertMultiColorBMP(DMImage screen, const DMC64Image img)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	539 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	540 int yc;
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	541 Uint8 *dp = screen->data;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	542
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	543 for (yc = 0; yc < C64_SCR_HEIGHT; yc++)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	544 {
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	545 Uint8 *d = dp;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	546 const int y = yc / 8, yb = yc & 7;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	547 const int scroffsy = y * C64_SCR_CH_WIDTH;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	548 const int bmoffsy = y * C64_SCR_WIDTH;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	549 int xc;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	550
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	551 for (xc = 0; xc < C64_SCR_WIDTH / 2; xc++)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	552 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	553 const int x = xc / 4;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	554 const int scroffs = scroffsy + x;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	555 const int b = img->bitmap[0][bmoffsy + (x * 8) + yb];
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	556 const int v = 6 - ((xc * 2) & 6);
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	557 Uint8 c;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	558
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	559 switch ((b >> v) & 3)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	560 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	561 case 0: c = img->bgcolor; break;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	562 case 1: c = img->screen[0][scroffs] >> 4; break;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	563 case 2: c = img->screen[0][scroffs] & 15; break;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	564 case 3: c = img->color[0][scroffs] & 15; break;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	565 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	566
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	567 *d++ = c;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	568 *d++ = c;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	569 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	570
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	571 dp += screen->pitch;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	572 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	573
508 1ed5025c2538 Return DMLIB error values instead of arbitrary 0/negatives. Matti Hamalainen <ccr@tnsp.org> parents: 507 diff changeset	574 return DMERR_OK;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	575 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	576
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	577
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	578 static int dmC64ConvertLaceMultiColorBMP(DMImage screen, const DMC64Image img)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	579 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	580 int yc;
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	581 Uint8 *dp = screen->data;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	582
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	583 for (yc = 0; yc < C64_SCR_HEIGHT; yc++)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	584 {
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	585 Uint8 *d = dp;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	586 const int y = yc / 8, yb = yc & 7;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	587 const int scroffsy = y * C64_SCR_CH_WIDTH;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	588 const int bmoffsy = y * C64_SCR_WIDTH;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	589 int xc;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	590
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	591 for (xc = 0; xc < C64_SCR_WIDTH / 2; xc++)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	592 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	593 const int x = xc / 4;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	594 const int scroffs = scroffsy + x;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	595 const int bmoffs = bmoffsy + (x * 8) + yb;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	596 const int v = 6 - ((xc * 2) & 6);
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	597 const int b1 = (img->bitmap[0][bmoffs] >> v) & 3;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	598 const int b2 = (img->bitmap[1][bmoffs] >> v) & 3;
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	599 Uint8 c1, c2;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	600
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	601 switch (b1)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	602 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	603 case 0: c1 = img->bgcolor; break;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	604 case 1: c1 = img->screen[0][scroffs] >> 4; break;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	605 case 2: c1 = img->screen[0][scroffs] & 15; break;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	606 case 3: c1 = img->color[0][scroffs] & 15; break;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	607 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	608
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	609 switch (b2)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	610 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	611 case 0: c2 = img->bgcolor; break;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	612 case 1: c2 = img->screen[img->laceBank2][scroffs] >> 4; break;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	613 case 2: c2 = img->screen[img->laceBank2][scroffs] & 15; break;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	614 case 3: c2 = img->color[img->laceBank2][scroffs] & 15; break;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	615 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	616
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	617 *d++ = c1;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	618 *d++ = c2;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	619 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	620
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	621 dp += screen->pitch;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	622 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	623
508 1ed5025c2538 Return DMLIB error values instead of arbitrary 0/negatives. Matti Hamalainen <ccr@tnsp.org> parents: 507 diff changeset	624 return DMERR_OK;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	625 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	626
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	627
518 63849f85db57 Add some comments. Matti Hamalainen <ccr@tnsp.org> parents: 517 diff changeset	628 // Convert a generic "C64" format bitmap in DMC64Image struct to
63849f85db57 Add some comments. Matti Hamalainen <ccr@tnsp.org> parents: 517 diff changeset	629 // a indexed/paletted bitmap image.
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	630 int dmC64ConvertGenericBMP2Image(DMImage dst, const DMC64Image src)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	631 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	632 switch (src->type)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	633 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	634 case DM_C64IFMT_HIRES:
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	635 return dmC64ConvertHiResBMP(dst, src);
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	636
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	637 case DM_C64IFMT_MC:
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	638 return dmC64ConvertMultiColorBMP(dst, src);
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	639
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	640 case DM_C64IFMT_MC_ILACE:
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	641 return dmC64ConvertLaceMultiColorBMP(dst, src);
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	642
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	643 default:
517 e2a76bb59888 Return better error values, using DMERR_* enums. Matti Hamalainen <ccr@tnsp.org> parents: 516 diff changeset	644 return DMERR_NOT_SUPPORTED;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	645 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	646 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	647
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	648
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	649
419 936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	650 int dmReadDataFile(FILE inFile, const char filename, Uint8 *pbuf, size_t pbufSize)
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	651 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	652 FILE *f;
419 936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	653 int res = DMERR_OK;
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	654 Uint8 dataBuf = NULL, dataPtr;
419 936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	655 size_t readSize, dataSize, dataRead;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	656
419 936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	657 if (inFile != NULL)
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	658 f = inFile;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	659 else
419 936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	660 if (filename != NULL)
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	661 {
419 936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	662 if ((f = fopen(filename, "rb")) == NULL)
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	663 {
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	664 dmError("Could not open '%s' for reading.\n", filename);
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	665 return DMERR_FOPEN;
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	666 }
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	667 }
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	668 else
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	669 {
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	670 dmError("NULL filename and stream pointers.\n");
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	671 return DMERR_NULLPTR;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	672 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	673
419 936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	674 // Allocate initial data buffer
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	675 readSize = dataSize = BUF_SIZE_INITIAL;
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	676 if ((dataBuf = dmMalloc(dataSize)) == NULL)
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	677 {
419 936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	678 dmError("Error allocating memory for data, %d bytes.\n", dataSize);
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	679 res = DMERR_MALLOC;
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	680 goto error;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	681 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	682
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	683 dataPtr = dataBuf;
419 936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	684 dataRead = 0;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	685
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	686 while (!feof(f) && !ferror(f))
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	687 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	688 size_t read = fread(dataPtr, 1, readSize, f);
420 8d15443ce209 Fix lingering issue with data reading helper function. Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	689 dataPtr += read;
8d15443ce209 Fix lingering issue with data reading helper function. Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	690 dataRead += read;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	691
419 936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	692 if (dataRead >= dataSize)
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	693 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	694 readSize = BUF_SIZE_GROW;
419 936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	695 dataSize += BUF_SIZE_GROW;
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	696 if ((dataBuf = dmRealloc(dataBuf, dataSize)) == NULL)
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	697 {
419 936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	698 dmError("Error reallocating memory for data, %d bytes.\n", dataSize);
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	699 res = DMERR_MALLOC;
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	700 goto error;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	701 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	702 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	703 else
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	704 break;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	705 }
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	706
419 936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	707 *pbufSize = dataRead;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	708 *pbuf = dataBuf;
419 936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	709
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	710 error:
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	711 if (f != inFile)
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	712 fclose(f);
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	713
419 936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	714 return res;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	715 }
419 936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	716
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	717
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	718 int dmC64DecodeBMP(DMC64Image img, const Uint8 buf, const size_t len,
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	719 const size_t probeOffs, const size_t loadOffs,
516 6f141f760c54 Constify. Matti Hamalainen <ccr@tnsp.org> parents: 515 diff changeset	720 const DMC64ImageFormat *fmt, const DMC64ImageFormat forced)
419 936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	721 {
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	722 // Check for forced format
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	723 if (forced != NULL)
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	724 *fmt = forced;
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	725 else
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	726 {
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	727 // Nope, perform a generic probe
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	728 if (probeOffs >= len)
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	729 return -200;
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	730
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	731 if (dmC64ProbeGeneric(buf + probeOffs, len - probeOffs, fmt) == DM_PROBE_SCORE_FALSE)
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	732 return -201;
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	733 }
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	734
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	735 if (loadOffs >= len)
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	736 return -203;
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	737
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	738 // Decode the bitmap to memory layout
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	739 if ((*fmt)->decode != NULL)
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	740 return (fmt)->decode(img, buf + loadOffs, len - loadOffs, fmt);
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	741 else
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	742 return dmC64DecodeGenericBMP(img, buf + loadOffs, len - loadOffs, *fmt);
936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	743 }

Mercurial > hg > dmlib

annotate lib64gfx.c @ 519:feaaf0e2ecbe