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comparison tools/lib64gfx.h @ 1505:3265175b24d2

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Change the passing of RLE compression/decompression parameters to be in a dedicated struct.
author Matti Hamalainen <ccr@tnsp.org>
date Fri, 11 May 2018 20:18:14 +0300
parents c7b9ef56319b
children 776aa43b2c57
comparison
equal deleted inserted replaced
1504:15c77c6fbb5e 1505:3265175b24d2
49 #define C64_VIDBANK_SIZE (16*1024) 49 #define C64_VIDBANK_SIZE (16*1024)
50 #define C64_MAX_SPRITES (C64_VIDBANK_SIZE / C64_SPR_SIZE) 50 #define C64_MAX_SPRITES (C64_VIDBANK_SIZE / C64_SPR_SIZE)
51 #define C64_MAX_CHARS 256 51 #define C64_MAX_CHARS 256
52 52
53 53
54 #define DM_RLE_MARKER 1
55 #define DM_RLE_MASK 2
56
57
58 #define DM_GET_ADDR_LO(addr) ((addr) & 0xff) 54 #define DM_GET_ADDR_LO(addr) ((addr) & 0xff)
59 #define DM_GET_ADDR_HI(addr) (((addr) >> 8) & 0xff) 55 #define DM_GET_ADDR_HI(addr) (((addr) >> 8) & 0xff)
60 56
61 57
62 // Different supported C64 bitmap "modes" 58 // Different supported C64 bitmap "modes"
155 DT_CHAR_CONFIG, 151 DT_CHAR_CONFIG,
156 152
157 DT_LAST, 153 DT_LAST,
158 }; 154 };
159 155
156
160 #define D64_MAX_ENCDEC_OPS 64 157 #define D64_MAX_ENCDEC_OPS 64
158
161 159
162 typedef struct _DMC64ImageFormat DMC64ImageFormat; 160 typedef struct _DMC64ImageFormat DMC64ImageFormat;
163 161
164 typedef struct _DMC64EncDecOp 162 typedef struct _DMC64EncDecOp
165 { 163 {
196 194
197 DMC64EncDecOp encdecOps[D64_MAX_ENCDEC_OPS]; 195 DMC64EncDecOp encdecOps[D64_MAX_ENCDEC_OPS];
198 } DMC64ImageFormat; 196 } DMC64ImageFormat;
199 197
200 198
199 #define DM_COMP_RLE_MARKER 1
200 #define DM_COMP_RLE_MASK 2
201
202
203 typedef struct
204 {
205 int type;
206 Uint8 rleMarker, rleMask1, rleMask2, rleMinCount, rleMaxCount;
207 } DMCompParams;
208
209
201 // 210 //
202 // Global variables 211 // Global variables
203 // 212 //
204 extern DMColor dmDefaultC64Palette[C64_NCOLORS]; 213 extern DMColor dmDefaultC64Palette[C64_NCOLORS];
205 extern const DMC64ImageFormat dmC64ImageFormats[]; 214 extern const DMC64ImageFormat dmC64ImageFormats[];
235 int dmC64EncodeBMP(DMGrowBuf *buf, const DMC64Image *img, const DMC64ImageFormat *fmt); 244 int dmC64EncodeBMP(DMGrowBuf *buf, const DMC64Image *img, const DMC64ImageFormat *fmt);
236 245
237 int dmC64ConvertGenericBMP2Image(DMImage *dst, const DMC64Image *src, const DMC64ImageFormat *fmt); 246 int dmC64ConvertGenericBMP2Image(DMImage *dst, const DMC64Image *src, const DMC64ImageFormat *fmt);
238 int dmC64ConvertGenericImage2BMP(DMC64Image *dst, const DMImage *src, const DMC64ImageFormat *fmt); 247 int dmC64ConvertGenericImage2BMP(DMC64Image *dst, const DMImage *src, const DMC64ImageFormat *fmt);
239 248
240 void dmGenericRLEAnalyze(const DMGrowBuf *buf, Uint8 *rleMarker, const int rleType); 249 void dmGenericRLEAnalyze(const DMGrowBuf *buf, Uint8 *rleMarker, const int rleType);
241 250
242 int dmDecodeGenericRLE(DMGrowBuf *dst, const Uint8 *src, const Uint8 *srcEnd, 251 int dmDecodeGenericRLE(DMGrowBuf *dst, const Uint8 *src, const Uint8 *srcEnd, const DMCompParams *cfg);
243 const Uint8 rleMarker, const Uint8 rleMask1, const Uint8 rleMask2, const int rleType); 252 int dmDecodeGenericRLEAlloc(DMGrowBuf *dst, const Uint8 *src, const Uint8 *srcEnd, const DMCompParams *cfg);
244 int dmDecodeGenericRLEAlloc(DMGrowBuf *dst, const Uint8 *src, const Uint8 *srcEnd, 253
245 const Uint8 rleMarker, const Uint8 rleMask1, const Uint8 rleMask2, const int rleType); 254 int dmEncodeGenericRLE(DMGrowBuf *dst, const Uint8 *src, const Uint8 *srcEnd, const DMCompParams *cfg);
246 255 int dmEncodeGenericRLEAlloc(DMGrowBuf *dst, const Uint8 *src, const Uint8 *srcEnd, const DMCompParams *cfg);
247 int dmEncodeGenericRLE(DMGrowBuf *dst, const Uint8 *src, const Uint8 *srcEnd,
248 const Uint8 rleMarker, const Uint8 rleMinCount, const Uint8 rleMaxCount, const int rleType);
249 int dmEncodeGenericRLEAlloc(DMGrowBuf *dst, const Uint8 *src, const Uint8 *srcEnd,
250 const Uint8 rleMarker, const Uint8 rleMinCount, const Uint8 rleMaxCount, const int rleType);
251 256
252 257
253 // 258 //
254 // Inline helper functions for pixel format decoding 259 // Inline helper functions for pixel format decoding
255 // 260 //