dmlib: tools/lib64gfx.h annotate

annotate tools/lib64gfx.h @ 1586:3c9e5962eca6

Rename DT_BITMAP to DT_BITMAP_RAM.

author	Matti Hamalainen <ccr@tnsp.org>
date	Mon, 14 May 2018 04:11:31 +0300
parents	f1b279ba47a8
children	ca087c0cc9c4

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 /*
418 b6a1dc3bd2c3 Update file description. Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	2 * Functions for reading and converting various restricted
b6a1dc3bd2c3 Update file description. Matti Hamalainen <ccr@tnsp.org> parents: 410 diff changeset	3 * C64/etc and/or indexed/paletted graphics formats.
407 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
1456 42fb39da7dde Bump copyrights. Matti Hamalainen <ccr@tnsp.org> parents: 1449 diff changeset	5 * (C) Copyright 2012-2018 Tecnic Software productions (TNSP)
407 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 #ifndef LIB64GFX_H
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	10 #define LIB64GFX_H 1
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	11
435 e4a3f183e463 Modularize some more. Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	12 #include "libgfx.h"
1465 88845f95e791 Change dmC64EncodeGenericBMP() to use DMGrowBuf, and make the necessary changes in gfxconv as well. Matti Hamalainen <ccr@tnsp.org> parents: 1457 diff changeset	13 #include "dmgrowbuf.h"
435 e4a3f183e463 Modularize some more. Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	14
e4a3f183e463 Modularize some more. Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	15 #ifdef __cplusplus
e4a3f183e463 Modularize some more. Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	16 extern "C" {
e4a3f183e463 Modularize some more. Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	17 #endif
e4a3f183e463 Modularize some more. Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	18
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	19
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	20 // Bitmap constants
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	21 #define C64_SCR_WIDTH 320
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	22 #define C64_SCR_HEIGHT 200
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	23 #define C64_SCR_CH_WIDTH (C64_SCR_WIDTH/8)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	24 #define C64_SCR_CH_HEIGHT (C64_SCR_HEIGHT/8)
1373 fc5ee5b4b0e9 Improve handling of extra data. Matti Hamalainen <ccr@tnsp.org> parents: 1365 diff changeset	25 #define C64_MAX_EXTRA_DATA 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	26
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	27 // C64 video screen pixel aspect ratio on PAL
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	28 #define C64_SCR_PAR_XY (0.9365f)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	29
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	30 // Sprite constants
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	31 #define C64_SPR_WIDTH 3 // bytes
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	32 #define C64_SPR_HEIGHT 21 // lines
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	33 #define C64_SPR_WIDTH_PX (8 * C64_SPR_WIDTH)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	34 #define C64_SPR_SIZE ((C64_SPR_WIDTH * C64_SPR_HEIGHT) + 1)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	35
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	36 // Character constants
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	37 #define C64_CHR_WIDTH 1 // bytes
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	38 #define C64_CHR_HEIGHT 8 // lines
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	39 #define C64_CHR_WIDTH_PX (8 * C64_CHR_WIDTH)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	40 #define C64_CHR_SIZE (C64_CHR_WIDTH * C64_CHR_HEIGHT)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	41
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	42 // Etc.
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	43 #define C64_NCOLORS 16
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	44 #define C64_VIDBANK_SIZE (16*1024)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	45 #define C64_MAX_SPRITES (C64_VIDBANK_SIZE / C64_SPR_SIZE)
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	46 #define C64_MAX_CHARS 256
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	47
922 658bf4c452d0 Comments, cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 921 diff changeset	48
1503 c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	49 #define DM_GET_ADDR_LO(addr) ((addr) & 0xff)
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	50 #define DM_GET_ADDR_HI(addr) (((addr) >> 8) & 0xff)
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	51
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	52
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	53 // Different supported C64 bitmap "modes"
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	54 enum
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	55 {
530 5b37a2e427b7 Greatly simplify and also improve the multicolor/hires/lace bitmap->image Matti Hamalainen <ccr@tnsp.org> parents: 516 diff changeset	56 D64_FMT_HIRES = 0x0000,
5b37a2e427b7 Greatly simplify and also improve the multicolor/hires/lace bitmap->image Matti Hamalainen <ccr@tnsp.org> parents: 516 diff changeset	57 D64_FMT_MC = 0x0001,
5b37a2e427b7 Greatly simplify and also improve the multicolor/hires/lace bitmap->image Matti Hamalainen <ccr@tnsp.org> parents: 516 diff changeset	58 D64_FMT_ILACE = 0x0002,
5b37a2e427b7 Greatly simplify and also improve the multicolor/hires/lace bitmap->image Matti Hamalainen <ccr@tnsp.org> parents: 516 diff changeset	59 D64_FMT_FLI = 0x0004,
917 df3a74f230d9 Initial implementation of charmode support in lib64gfx. Matti Hamalainen <ccr@tnsp.org> parents: 916 diff changeset	60 D64_FMT_CHAR = 0x0008,
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	61
530 5b37a2e427b7 Greatly simplify and also improve the multicolor/hires/lace bitmap->image Matti Hamalainen <ccr@tnsp.org> parents: 516 diff changeset	62 D64_FMT_MODE_MASK = 0x000f,
5b37a2e427b7 Greatly simplify and also improve the multicolor/hires/lace bitmap->image Matti Hamalainen <ccr@tnsp.org> parents: 516 diff changeset	63
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	64 };
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	65
530 5b37a2e427b7 Greatly simplify and also improve the multicolor/hires/lace bitmap->image Matti Hamalainen <ccr@tnsp.org> parents: 516 diff changeset	66 enum
5b37a2e427b7 Greatly simplify and also improve the multicolor/hires/lace bitmap->image Matti Hamalainen <ccr@tnsp.org> parents: 516 diff changeset	67 {
1380 959b34402b81 Cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 1379 diff changeset	68 D64_ILACE_RES,
530 5b37a2e427b7 Greatly simplify and also improve the multicolor/hires/lace bitmap->image Matti Hamalainen <ccr@tnsp.org> parents: 516 diff changeset	69 D64_ILACE_COLOR,
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	70 };
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	71
936 5104a7c87d7b Remove some unused structures, etc. Matti Hamalainen <ccr@tnsp.org> parents: 931 diff changeset	72
5104a7c87d7b Remove some unused structures, etc. Matti Hamalainen <ccr@tnsp.org> parents: 931 diff changeset	73 // Charmode screen memory configuration
917 df3a74f230d9 Initial implementation of charmode support in lib64gfx. Matti Hamalainen <ccr@tnsp.org> parents: 916 diff changeset	74 enum
df3a74f230d9 Initial implementation of charmode support in lib64gfx. Matti Hamalainen <ccr@tnsp.org> parents: 916 diff changeset	75 {
936 5104a7c87d7b Remove some unused structures, etc. Matti Hamalainen <ccr@tnsp.org> parents: 931 diff changeset	76 D64_CHCFG_SCREEN, // Use screen memory
5104a7c87d7b Remove some unused structures, etc. Matti Hamalainen <ccr@tnsp.org> parents: 931 diff changeset	77 D64_CHCFG_LINEAR = 1, // Generate linear pattern so that first line
5104a7c87d7b Remove some unused structures, etc. Matti Hamalainen <ccr@tnsp.org> parents: 931 diff changeset	78 // of chars is 0-39, second 40-79, up to 255.
917 df3a74f230d9 Initial implementation of charmode support in lib64gfx. Matti Hamalainen <ccr@tnsp.org> parents: 916 diff changeset	79 };
df3a74f230d9 Initial implementation of charmode support in lib64gfx. Matti Hamalainen <ccr@tnsp.org> parents: 916 diff changeset	80
df3a74f230d9 Initial implementation of charmode support in lib64gfx. Matti Hamalainen <ccr@tnsp.org> parents: 916 diff changeset	81
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	82 typedef struct
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 BOOL multicolor, xexpand, yexpand;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	85 int color, xc, yc;
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	86 Uint8 data[C64_SPR_HEIGHT][C64_SPR_WIDTH];
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	87 } DMC64Sprite;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	88
512 95a6b6af53f1 Add some structures and enums for future. Matti Hamalainen <ccr@tnsp.org> parents: 511 diff changeset	89
917 df3a74f230d9 Initial implementation of charmode support in lib64gfx. Matti Hamalainen <ccr@tnsp.org> parents: 916 diff changeset	90 enum
df3a74f230d9 Initial implementation of charmode support in lib64gfx. Matti Hamalainen <ccr@tnsp.org> parents: 916 diff changeset	91 {
df3a74f230d9 Initial implementation of charmode support in lib64gfx. Matti Hamalainen <ccr@tnsp.org> parents: 916 diff changeset	92 DC_D020,
df3a74f230d9 Initial implementation of charmode support in lib64gfx. Matti Hamalainen <ccr@tnsp.org> parents: 916 diff changeset	93 DC_BGCOL,
df3a74f230d9 Initial implementation of charmode support in lib64gfx. Matti Hamalainen <ccr@tnsp.org> parents: 916 diff changeset	94 DC_D021,
df3a74f230d9 Initial implementation of charmode support in lib64gfx. Matti Hamalainen <ccr@tnsp.org> parents: 916 diff changeset	95 DC_D022,
df3a74f230d9 Initial implementation of charmode support in lib64gfx. Matti Hamalainen <ccr@tnsp.org> parents: 916 diff changeset	96 DC_D023,
df3a74f230d9 Initial implementation of charmode support in lib64gfx. Matti Hamalainen <ccr@tnsp.org> parents: 916 diff changeset	97 DC_D024,
df3a74f230d9 Initial implementation of charmode support in lib64gfx. Matti Hamalainen <ccr@tnsp.org> parents: 916 diff changeset	98 };
df3a74f230d9 Initial implementation of charmode support in lib64gfx. Matti Hamalainen <ccr@tnsp.org> parents: 916 diff changeset	99
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	100
1374 9edb17aa4a0a Forward declare typedef struct _DMC64Image; Matti Hamalainen <ccr@tnsp.org> parents: 1373 diff changeset	101 typedef struct _DMC64Image
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	102 {
922 658bf4c452d0 Comments, cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 921 diff changeset	103 int type, // Image type (D64_FMT_*)
1378 c465860e44ed Make c64 image bank allocation dynamic. Matti Hamalainen <ccr@tnsp.org> parents: 1376 diff changeset	104 laceType, // Interlace type (D64_ILACE_*)
c465860e44ed Make c64 image bank allocation dynamic. Matti Hamalainen <ccr@tnsp.org> parents: 1376 diff changeset	105 nbanks;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	106
931 2270d7f3af77 Refactor the DMC64Image handling to be more dynamic, and start Matti Hamalainen <ccr@tnsp.org> parents: 926 diff changeset	107 int width, height; // Width and height in pixels
1482 df6dacb48970 Rename some struct members, and sanitize handling of DMC64Image allocation more. Matti Hamalainen <ccr@tnsp.org> parents: 1467 diff changeset	108 int chWidth, chHeight; // Width and height in charblocks
df6dacb48970 Rename some struct members, and sanitize handling of DMC64Image allocation more. Matti Hamalainen <ccr@tnsp.org> parents: 1467 diff changeset	109
df6dacb48970 Rename some struct members, and sanitize handling of DMC64Image allocation more. Matti Hamalainen <ccr@tnsp.org> parents: 1467 diff changeset	110 size_t
df6dacb48970 Rename some struct members, and sanitize handling of DMC64Image allocation more. Matti Hamalainen <ccr@tnsp.org> parents: 1467 diff changeset	111 screenSize,
df6dacb48970 Rename some struct members, and sanitize handling of DMC64Image allocation more. Matti Hamalainen <ccr@tnsp.org> parents: 1467 diff changeset	112 bitmapSize,
df6dacb48970 Rename some struct members, and sanitize handling of DMC64Image allocation more. Matti Hamalainen <ccr@tnsp.org> parents: 1467 diff changeset	113 charmemSize;
931 2270d7f3af77 Refactor the DMC64Image handling to be more dynamic, and start Matti Hamalainen <ccr@tnsp.org> parents: 926 diff changeset	114
915 ba6b210c9bf4 Cosmetic. Matti Hamalainen <ccr@tnsp.org> parents: 912 diff changeset	115 Uint8
1378 c465860e44ed Make c64 image bank allocation dynamic. Matti Hamalainen <ccr@tnsp.org> parents: 1376 diff changeset	116 **color,
c465860e44ed Make c64 image bank allocation dynamic. Matti Hamalainen <ccr@tnsp.org> parents: 1376 diff changeset	117 **bitmap,
c465860e44ed Make c64 image bank allocation dynamic. Matti Hamalainen <ccr@tnsp.org> parents: 1376 diff changeset	118 **screen,
c465860e44ed Make c64 image bank allocation dynamic. Matti Hamalainen <ccr@tnsp.org> parents: 1376 diff changeset	119 **charmem,
1373 fc5ee5b4b0e9 Improve handling of extra data. Matti Hamalainen <ccr@tnsp.org> parents: 1365 diff changeset	120 *extraData[C64_MAX_EXTRA_DATA],
915 ba6b210c9bf4 Cosmetic. Matti Hamalainen <ccr@tnsp.org> parents: 912 diff changeset	121 d020, bgcolor, d022, d023, d024;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	122
1373 fc5ee5b4b0e9 Improve handling of extra data. Matti Hamalainen <ccr@tnsp.org> parents: 1365 diff changeset	123 size_t extraDataSizes[C64_MAX_EXTRA_DATA];
1376 67ae449cf9e1 More work on making various FLI etc. format decoding more flexible. Matti Hamalainen <ccr@tnsp.org> parents: 1375 diff changeset	124
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 DMC64Sprite sprites[C64_MAX_SPRITES];
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	126 } DMC64Image;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	127
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	128
1375 f5368c13a872 Implement more flexible generic format decoding by separating the pixel Matti Hamalainen <ccr@tnsp.org> parents: 1374 diff changeset	129 typedef Uint8 (*DMC64GetPixelFunc)(
1376 67ae449cf9e1 More work on making various FLI etc. format decoding more flexible. Matti Hamalainen <ccr@tnsp.org> parents: 1375 diff changeset	130 const DMC64Image *img, const int bmoffs, const int scroffs,
67ae449cf9e1 More work on making various FLI etc. format decoding more flexible. Matti Hamalainen <ccr@tnsp.org> parents: 1375 diff changeset	131 const int vshift, const int vbitmap, const int raster);
1375 f5368c13a872 Implement more flexible generic format decoding by separating the pixel Matti Hamalainen <ccr@tnsp.org> parents: 1374 diff changeset	132
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	133 enum
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	134 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	135 DT_COLOR_RAM,
1586 3c9e5962eca6 Rename DT_BITMAP to DT_BITMAP_RAM. Matti Hamalainen <ccr@tnsp.org> parents: 1584 diff changeset	136 DT_BITMAP_RAM,
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	137 DT_SCREEN_RAM,
917 df3a74f230d9 Initial implementation of charmode support in lib64gfx. Matti Hamalainen <ccr@tnsp.org> parents: 916 diff changeset	138 DT_COLOR_REG,
df3a74f230d9 Initial implementation of charmode support in lib64gfx. Matti Hamalainen <ccr@tnsp.org> parents: 916 diff changeset	139 DT_COLOR_SET,
1373 fc5ee5b4b0e9 Improve handling of extra data. Matti Hamalainen <ccr@tnsp.org> parents: 1365 diff changeset	140 DT_EXTRA_DATA,
916 3985f596ece5 Cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 915 diff changeset	141
510 43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 507 diff changeset	142 DT_DEC_FUNCTION,
43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 507 diff changeset	143 DT_ENC_FUNCTION,
917 df3a74f230d9 Initial implementation of charmode support in lib64gfx. Matti Hamalainen <ccr@tnsp.org> parents: 916 diff changeset	144
df3a74f230d9 Initial implementation of charmode support in lib64gfx. Matti Hamalainen <ccr@tnsp.org> parents: 916 diff changeset	145 DT_CHAR_DATA,
df3a74f230d9 Initial implementation of charmode support in lib64gfx. Matti Hamalainen <ccr@tnsp.org> parents: 916 diff changeset	146 DT_CHAR_CONFIG,
925 23b14d62bf67 Cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 924 diff changeset	147
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	148 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	149 };
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	150
1505 3265175b24d2 Change the passing of RLE compression/decompression parameters to be in a dedicated struct. Matti Hamalainen <ccr@tnsp.org> parents: 1503 diff changeset	151
1379 1e67dd44351e Increase maximum number of enc/dec operations for C64 images. Matti Hamalainen <ccr@tnsp.org> parents: 1378 diff changeset	152 #define D64_MAX_ENCDEC_OPS 64
937 51dc33efd126 Cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 936 diff changeset	153
1505 3265175b24d2 Change the passing of RLE compression/decompression parameters to be in a dedicated struct. Matti Hamalainen <ccr@tnsp.org> parents: 1503 diff changeset	154
1486 bc13af8954d7 Add DMC64ImageFormat to C64 bitmap format encoding/decoding ops function parameters. Matti Hamalainen <ccr@tnsp.org> parents: 1482 diff changeset	155 typedef struct _DMC64ImageFormat DMC64ImageFormat;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	156
510 43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 507 diff changeset	157 typedef struct _DMC64EncDecOp
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	158 {
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	159 int type;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	160 size_t offs;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	161 int bank;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	162 size_t size;
1486 bc13af8954d7 Add DMC64ImageFormat to C64 bitmap format encoding/decoding ops function parameters. Matti Hamalainen <ccr@tnsp.org> parents: 1482 diff changeset	163 BOOL (decFunction)(DMC64Image img, const struct _DMC64EncDecOp op, const Uint8 buf, const size_t len, const DMC64ImageFormat *fmt);
bc13af8954d7 Add DMC64ImageFormat to C64 bitmap format encoding/decoding ops function parameters. Matti Hamalainen <ccr@tnsp.org> parents: 1482 diff changeset	164 BOOL (encFunction)(const struct _DMC64EncDecOp op, DMGrowBuf buf, const DMC64Image img, const DMC64ImageFormat *fmt);
510 43ea59887c69 Start work on making C64 formats encoding possible by changing DMDecodeOps Matti Hamalainen <ccr@tnsp.org> parents: 507 diff changeset	165 } DMC64EncDecOp;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	166
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	167
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	168 typedef struct _DMC64ImageFormat
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	169 {
922 658bf4c452d0 Comments, cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 921 diff changeset	170 int type; // Type flags, see D64_FMT_*
658bf4c452d0 Comments, cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 921 diff changeset	171 char *fext; // Filename extension
658bf4c452d0 Comments, cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 921 diff changeset	172 char *name; // Format description/name
658bf4c452d0 Comments, cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 921 diff changeset	173
511 4cdcaeb68b54 Collapse most of the probing functions into one generic probe, as they only Matti Hamalainen <ccr@tnsp.org> parents: 510 diff changeset	174 size_t addr; // Loading address (0 if no loading address)
1495 acb607e2c350 Clarify a comment. Matti Hamalainen <ccr@tnsp.org> parents: 1494 diff changeset	175 size_t size; // Size, including loading address. Only used in probing and encoding.
924 732787cccca8 Add dimension (w/h) information fields to C64 image format struct. Matti Hamalainen <ccr@tnsp.org> parents: 923 diff changeset	176
1545 3b613fcbf3ff Improve how format read/write capabilities are marked and shown. Matti Hamalainen <ccr@tnsp.org> parents: 1537 diff changeset	177 int flags; // DM_FMT_* flags, see libgfx.h
3b613fcbf3ff Improve how format read/write capabilities are marked and shown. Matti Hamalainen <ccr@tnsp.org> parents: 1537 diff changeset	178
924 732787cccca8 Add dimension (w/h) information fields to C64 image format struct. Matti Hamalainen <ccr@tnsp.org> parents: 923 diff changeset	179 int width, height; // Width and height in pixels
1482 df6dacb48970 Rename some struct members, and sanitize handling of DMC64Image allocation more. Matti Hamalainen <ccr@tnsp.org> parents: 1467 diff changeset	180 int chWidth, chHeight; // Width and height in charblocks
924 732787cccca8 Add dimension (w/h) information fields to C64 image format struct. Matti Hamalainen <ccr@tnsp.org> parents: 923 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 int (probe)(const Uint8 buf, const size_t len, const struct _DMC64ImageFormat *fmt);
1442 3773281491c9 Cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 1426 diff changeset	183
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	184 int (decode)(DMC64Image img, const Uint8 buf, const size_t len, const struct _DMC64ImageFormat fmt);
1465 88845f95e791 Change dmC64EncodeGenericBMP() to use DMGrowBuf, and make the necessary changes in gfxconv as well. Matti Hamalainen <ccr@tnsp.org> parents: 1457 diff changeset	185 int (encode)(DMGrowBuf buf, const DMC64Image img, const struct _DMC64ImageFormat fmt);
1442 3773281491c9 Cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 1426 diff changeset	186
1375 f5368c13a872 Implement more flexible generic format decoding by separating the pixel Matti Hamalainen <ccr@tnsp.org> parents: 1374 diff changeset	187 int (convertFrom)(DMImage , const DMC64Image , const struct _DMC64ImageFormat fmt);
1442 3773281491c9 Cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 1426 diff changeset	188 int (convertTo)(DMC64Image , const DMImage , const struct _DMC64ImageFormat fmt);
3773281491c9 Cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 1426 diff changeset	189
1375 f5368c13a872 Implement more flexible generic format decoding by separating the pixel Matti Hamalainen <ccr@tnsp.org> parents: 1374 diff changeset	190 DMC64GetPixelFunc getPixel;
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	191
921 2454ddb7363f Add constant for max number of enc/dec ops in C64 image format struct Matti Hamalainen <ccr@tnsp.org> parents: 920 diff changeset	192 DMC64EncDecOp encdecOps[D64_MAX_ENCDEC_OPS];
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	193 } DMC64ImageFormat;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	194
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	195
1573 86373ac0861a Implement another RLE variant, with different ordering of marker, count and data bytes. Matti Hamalainen <ccr@tnsp.org> parents: 1545 diff changeset	196 #define DM_COMP_RLE_MARKER1 1
86373ac0861a Implement another RLE variant, with different ordering of marker, count and data bytes. Matti Hamalainen <ccr@tnsp.org> parents: 1545 diff changeset	197 #define DM_COMP_RLE_MARKER2 2
86373ac0861a Implement another RLE variant, with different ordering of marker, count and data bytes. Matti Hamalainen <ccr@tnsp.org> parents: 1545 diff changeset	198 #define DM_COMP_RLE_MASK 3
1505 3265175b24d2 Change the passing of RLE compression/decompression parameters to be in a dedicated struct. Matti Hamalainen <ccr@tnsp.org> parents: 1503 diff changeset	199
3265175b24d2 Change the passing of RLE compression/decompression parameters to be in a dedicated struct. Matti Hamalainen <ccr@tnsp.org> parents: 1503 diff changeset	200
3265175b24d2 Change the passing of RLE compression/decompression parameters to be in a dedicated struct. Matti Hamalainen <ccr@tnsp.org> parents: 1503 diff changeset	201 typedef struct
3265175b24d2 Change the passing of RLE compression/decompression parameters to be in a dedicated struct. Matti Hamalainen <ccr@tnsp.org> parents: 1503 diff changeset	202 {
3265175b24d2 Change the passing of RLE compression/decompression parameters to be in a dedicated struct. Matti Hamalainen <ccr@tnsp.org> parents: 1503 diff changeset	203 int type;
3265175b24d2 Change the passing of RLE compression/decompression parameters to be in a dedicated struct. Matti Hamalainen <ccr@tnsp.org> parents: 1503 diff changeset	204 Uint8 rleMarker, rleMask1, rleMask2, rleMinCount, rleMaxCount;
3265175b24d2 Change the passing of RLE compression/decompression parameters to be in a dedicated struct. Matti Hamalainen <ccr@tnsp.org> parents: 1503 diff changeset	205 } DMCompParams;
3265175b24d2 Change the passing of RLE compression/decompression parameters to be in a dedicated struct. Matti Hamalainen <ccr@tnsp.org> parents: 1503 diff changeset	206
3265175b24d2 Change the passing of RLE compression/decompression parameters to be in a dedicated struct. Matti Hamalainen <ccr@tnsp.org> parents: 1503 diff changeset	207
1503 c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	208 //
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	209 // Global variables
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	210 //
1426 4c7b456d7f0b Rename global dmC64Palette to dmDefaultC64Palette. Matti Hamalainen <ccr@tnsp.org> parents: 1380 diff changeset	211 extern DMColor dmDefaultC64Palette[C64_NCOLORS];
516 6f141f760c54 Constify. Matti Hamalainen <ccr@tnsp.org> parents: 515 diff changeset	212 extern 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	213 extern const int ndmC64ImageFormats;
59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	214
1488 c71b6c5204af Factor the C64 bitmap image format info dump function to lib64gfx and use it from 64vw. Matti Hamalainen <ccr@tnsp.org> parents: 1486 diff changeset	215
1503 c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	216 //
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	217 // Miscellaneous functions
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	218 //
1488 c71b6c5204af Factor the C64 bitmap image format info dump function to lib64gfx and use it from 64vw. Matti Hamalainen <ccr@tnsp.org> parents: 1486 diff changeset	219 void dmC64ImageDump(FILE fh, const DMC64Image img, const DMC64ImageFormat *fmt);
1457 dcff9ac95d3f Add function to set DMImage's palette to default C64 palette and use it. Matti Hamalainen <ccr@tnsp.org> parents: 1456 diff changeset	220 void dmSetDefaultC64Palette(DMImage *img);
1494 3b220604ae3c Add short format attribute names to dmC64GetImageTypeString(). Matti Hamalainen <ccr@tnsp.org> parents: 1489 diff changeset	221 char * dmC64GetImageTypeString(char *buf, const size_t len, const int type, const BOOL lng);
1503 c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	222 int dmC64ConvertCSDataToImage(DMImage img, int xoffs, int yoffs, const Uint8 inBuf, int width, int height, BOOL multicolor, int *colors);
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	223 int dmC64ImageGetNumBanks(const DMC64ImageFormat *fmt);
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	224 BOOL dmCompareAddr16(const Uint8 *buf, const size_t offs, const Uint16 addr);
1537 776aa43b2c57 Tiny improvement in MC->FLI upconversion. Matti Hamalainen <ccr@tnsp.org> parents: 1505 diff changeset	225 int dmC64SanityCheckEncDecOp(const int i, const DMC64EncDecOp op, const DMC64Image img);
776aa43b2c57 Tiny improvement in MC->FLI upconversion. Matti Hamalainen <ccr@tnsp.org> parents: 1505 diff changeset	226 BOOL dmC64GetOpSize(const DMC64EncDecOp op, const DMC64ImageFormat fmt, size_t *size);
1457 dcff9ac95d3f Add function to set DMImage's palette to default C64 palette and use it. Matti Hamalainen <ccr@tnsp.org> parents: 1456 diff changeset	227
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
1503 c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	229 // C64 bitmap image allocation/freeing
1378 c465860e44ed Make c64 image bank allocation dynamic. Matti Hamalainen <ccr@tnsp.org> parents: 1376 diff changeset	230 DMC64Image dmC64ImageAlloc(const DMC64ImageFormat fmt);
931 2270d7f3af77 Refactor the DMC64Image handling to be more dynamic, and start Matti Hamalainen <ccr@tnsp.org> parents: 926 diff changeset	231 void dmC64ImageFree(DMC64Image *img);
2270d7f3af77 Refactor the DMC64Image handling to be more dynamic, and start Matti Hamalainen <ccr@tnsp.org> parents: 926 diff changeset	232
2270d7f3af77 Refactor the DMC64Image handling to be more dynamic, and start Matti Hamalainen <ccr@tnsp.org> parents: 926 diff changeset	233
1503 c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	234 // Encoding and decoding of formats and images
1442 3773281491c9 Cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 1426 diff changeset	235 int dmC64ProbeBMP(const Uint8 buf, const size_t len, const DMC64ImageFormat *fmt);
3773281491c9 Cleanups. Matti Hamalainen <ccr@tnsp.org> parents: 1426 diff changeset	236
410 e4b2f689aff6 Stdint -> SDL types conversion. Matti Hamalainen <ccr@tnsp.org> parents: 407 diff changeset	237 int dmC64DecodeGenericBMP(DMC64Image img, const Uint8 buf, const size_t len, const DMC64ImageFormat *fmt);
1499 32640e1934d5 Simplify some encoding bits. Matti Hamalainen <ccr@tnsp.org> parents: 1495 diff changeset	238 int dmC64EncodeGenericBMP(const BOOL allocate, DMGrowBuf buf, const DMC64Image img, const DMC64ImageFormat *fmt);
537 32d9e67da189 Rename generic probing function to match the style of other lib64gfx functions. Matti Hamalainen <ccr@tnsp.org> parents: 534 diff changeset	239
940 ff18d2511843 Remove the doubleMC madness completely. Should be replaced with x/y aspect Matti Hamalainen <ccr@tnsp.org> parents: 937 diff changeset	240 int dmC64ConvertBMP2Image(DMImage *pdst, const DMC64Image src, const DMC64ImageFormat *fmt);
1467 32203356c652 Add some new functions that are mostly just stubs and not working tho. Matti Hamalainen <ccr@tnsp.org> parents: 1465 diff changeset	241 int dmC64ConvertImage2BMP(DMC64Image *pdst, const DMImage src, const DMC64ImageFormat *fmt);
1446 948b32bd67ef Cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 1442 diff changeset	242
931 2270d7f3af77 Refactor the DMC64Image handling to be more dynamic, and start Matti Hamalainen <ccr@tnsp.org> parents: 926 diff changeset	243 int dmC64DecodeBMP(DMC64Image *img, const Uint8 buf, const size_t len, const size_t probeOffs, const size_t loadOffs, const DMC64ImageFormat *fmt, const DMC64ImageFormat forced);
1467 32203356c652 Add some new functions that are mostly just stubs and not working tho. Matti Hamalainen <ccr@tnsp.org> parents: 1465 diff changeset	244 int dmC64EncodeBMP(DMGrowBuf buf, const DMC64Image img, const DMC64ImageFormat *fmt);
419 936bc27a79d6 Modularize some functions to lib64gfx, fix bitmap -> image conversion, Matti Hamalainen <ccr@tnsp.org> parents: 418 diff changeset	245
1446 948b32bd67ef Cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 1442 diff changeset	246 int dmC64ConvertGenericBMP2Image(DMImage dst, const DMC64Image src, const DMC64ImageFormat *fmt);
1467 32203356c652 Add some new functions that are mostly just stubs and not working tho. Matti Hamalainen <ccr@tnsp.org> parents: 1465 diff changeset	247 int dmC64ConvertGenericImage2BMP(DMC64Image dst, const DMImage src, const DMC64ImageFormat *fmt);
1446 948b32bd67ef Cosmetics. Matti Hamalainen <ccr@tnsp.org> parents: 1442 diff changeset	248
1505 3265175b24d2 Change the passing of RLE compression/decompression parameters to be in a dedicated struct. Matti Hamalainen <ccr@tnsp.org> parents: 1503 diff changeset	249 void dmGenericRLEAnalyze(const DMGrowBuf buf, Uint8 rleMarker, const int rleType);
1503 c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	250
1505 3265175b24d2 Change the passing of RLE compression/decompression parameters to be in a dedicated struct. Matti Hamalainen <ccr@tnsp.org> parents: 1503 diff changeset	251 int dmDecodeGenericRLE(DMGrowBuf dst, const Uint8 src, const Uint8 srcEnd, const DMCompParams cfg);
3265175b24d2 Change the passing of RLE compression/decompression parameters to be in a dedicated struct. Matti Hamalainen <ccr@tnsp.org> parents: 1503 diff changeset	252 int dmDecodeGenericRLEAlloc(DMGrowBuf dst, const Uint8 src, const Uint8 srcEnd, const DMCompParams cfg);
1503 c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	253
1505 3265175b24d2 Change the passing of RLE compression/decompression parameters to be in a dedicated struct. Matti Hamalainen <ccr@tnsp.org> parents: 1503 diff changeset	254 int dmEncodeGenericRLE(DMGrowBuf dst, const Uint8 src, const Uint8 srcEnd, const DMCompParams cfg);
3265175b24d2 Change the passing of RLE compression/decompression parameters to be in a dedicated struct. Matti Hamalainen <ccr@tnsp.org> parents: 1503 diff changeset	255 int dmEncodeGenericRLEAlloc(DMGrowBuf dst, const Uint8 src, const Uint8 srcEnd, const DMCompParams cfg);
1503 c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	256
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	257
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	258 //
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	259 // Inline helper functions for pixel format decoding
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	260 //
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	261 static inline Uint8 dmC64GetGenericSCPixel(
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	262 const DMC64Image *img, const int bmoffs, const int scroffs,
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	263 const int vshift, const int vbank, const int vbitmap, const int cbank)
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	264 {
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	265 (void) cbank;
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	266 if ((img->bitmap[vbitmap][bmoffs] >> vshift) & 1)
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	267 return img->screen[vbank][scroffs] >> 4;
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	268 else
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	269 return img->screen[vbank][scroffs] & 15;
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	270 }
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	271
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	272
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	273 static inline Uint8 dmC64GetGenericMCPixel(
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	274 const DMC64Image *img, const int bmoffs, const int scroffs,
1577 632f1dbc83eb Get rid of some code duplication by merging functionality of certain pixel Matti Hamalainen <ccr@tnsp.org> parents: 1573 diff changeset	275 const int vshift, const int vbank, const int vbitmap, const int cbank,
632f1dbc83eb Get rid of some code duplication by merging functionality of certain pixel Matti Hamalainen <ccr@tnsp.org> parents: 1573 diff changeset	276 const int bgcolor)
1503 c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	277 {
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	278 switch ((img->bitmap[vbitmap][bmoffs] >> vshift) & 3)
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	279 {
1577 632f1dbc83eb Get rid of some code duplication by merging functionality of certain pixel Matti Hamalainen <ccr@tnsp.org> parents: 1573 diff changeset	280 case 0: return bgcolor;
632f1dbc83eb Get rid of some code duplication by merging functionality of certain pixel Matti Hamalainen <ccr@tnsp.org> parents: 1573 diff changeset	281 case 1: return img->screen[vbank][scroffs] >> 4;
632f1dbc83eb Get rid of some code duplication by merging functionality of certain pixel Matti Hamalainen <ccr@tnsp.org> parents: 1573 diff changeset	282 case 2: return img->screen[vbank][scroffs] & 15;
632f1dbc83eb Get rid of some code duplication by merging functionality of certain pixel Matti Hamalainen <ccr@tnsp.org> parents: 1573 diff changeset	283 default: return img->color[cbank][scroffs] & 15;
1503 c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	284 }
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	285 }
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	286
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	287
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	288 static inline Uint8 fmtGetGenericSCPixel(
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	289 const DMC64Image *img, const int bmoffs, const int scroffs,
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	290 const int vshift, const int vbitmap, const int raster)
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	291 {
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	292 (void) raster;
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	293 return dmC64GetGenericSCPixel(img, bmoffs, scroffs, vshift, 0, vbitmap, 0);
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	294 }
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	295
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	296
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	297 static inline Uint8 fmtGetGenericMCPixel(
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	298 const DMC64Image *img, const int bmoffs, const int scroffs,
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	299 const int vshift, const int vbitmap, const int raster)
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	300 {
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	301 (void) raster;
1577 632f1dbc83eb Get rid of some code duplication by merging functionality of certain pixel Matti Hamalainen <ccr@tnsp.org> parents: 1573 diff changeset	302 return dmC64GetGenericMCPixel(img, bmoffs, scroffs, vshift, 0, vbitmap, 0, img->bgcolor);
1503 c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	303 }
c7b9ef56319b Factor all the c64 file format specific things into lib64fmt.c Matti Hamalainen <ccr@tnsp.org> parents: 1499 diff changeset	304
435 e4a3f183e463 Modularize some more. Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	305
e4a3f183e463 Modularize some more. Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	306 #ifdef __cplusplus
e4a3f183e463 Modularize some more. Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	307 }
e4a3f183e463 Modularize some more. Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	308 #endif
e4a3f183e463 Modularize some more. Matti Hamalainen <ccr@tnsp.org> parents: 419 diff changeset	309
407 59244a7ae37f Move c64 utilities to the engine lib, as we benefit from a common framework. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	310 #endif // LIB64GFX_H

Mercurial > hg > dmlib

annotate tools/lib64gfx.h @ 1586:3c9e5962eca6