1 /* 2 * Copyright 2008-2015 Haiku, Inc. All rights reserved. 3 * Distributed under the terms of the MIT License. 4 */ 5 #ifndef _GRAPHICS_DEFS_H 6 #define _GRAPHICS_DEFS_H 7 8 9 #include <SupportDefs.h> 10 11 12 // Pattern 13 typedef struct pattern { 14 uint8 data[8]; 15 } pattern; 16 17 18 #ifdef __cplusplus 19 inline bool 20 operator==(const pattern& a, const pattern& b) 21 { 22 uint64* pa = (uint64*)a.data; 23 uint64* pb = (uint64*)b.data; 24 return (*pa == *pb); 25 } 26 27 28 inline bool 29 operator!=(const pattern& a, const pattern& b) 30 { 31 return !(a == b); 32 } 33 #endif // __cplusplus 34 35 36 extern const pattern B_SOLID_HIGH; 37 extern const pattern B_MIXED_COLORS; 38 extern const pattern B_SOLID_LOW; 39 40 41 // rgb_color 42 typedef struct rgb_color { 43 uint8 red; 44 uint8 green; 45 uint8 blue; 46 uint8 alpha; 47 48 #if defined(__cplusplus) 49 // some convenient additions 50 inline rgb_color& 51 set_to(uint8 r, uint8 g, uint8 b, uint8 a = 255) 52 { 53 red = r; 54 green = g; 55 blue = b; 56 alpha = a; 57 return *this; 58 } 59 60 int32 Brightness() const; 61 62 inline bool 63 operator==(const rgb_color& other) const 64 { 65 return *(const uint32 *)this == *(const uint32 *)&other; 66 } 67 68 inline bool 69 operator!=(const rgb_color& other) const 70 { 71 return *(const uint32 *)this != *(const uint32 *)&other; 72 } 73 74 inline rgb_color& 75 operator=(const rgb_color& other) 76 { 77 return set_to(other.red, other.green, other.blue, other.alpha); 78 } 79 #endif 80 } rgb_color; 81 82 83 #if defined(__cplusplus) 84 inline rgb_color 85 make_color(uint8 red, uint8 green, uint8 blue, uint8 alpha = 255) 86 { 87 rgb_color color = {red, green, blue, alpha}; 88 return color; 89 } 90 #endif 91 92 93 rgb_color mix_color(rgb_color color1, rgb_color color2, uint8 amount); 94 rgb_color blend_color(rgb_color color1, rgb_color color2, uint8 amount); 95 rgb_color disable_color(rgb_color color, rgb_color background); 96 97 98 extern const rgb_color B_TRANSPARENT_COLOR; 99 extern const uint8 B_TRANSPARENT_MAGIC_CMAP8; 100 extern const uint16 B_TRANSPARENT_MAGIC_RGBA15; 101 extern const uint16 B_TRANSPARENT_MAGIC_RGBA15_BIG; 102 extern const uint32 B_TRANSPARENT_MAGIC_RGBA32; 103 extern const uint32 B_TRANSPARENT_MAGIC_RGBA32_BIG; 104 extern const uint8 B_TRANSPARENT_8_BIT; 105 extern const rgb_color B_TRANSPARENT_32_BIT; 106 107 108 // color map 109 typedef struct color_map { 110 int32 id; 111 rgb_color color_list[256]; 112 uint8 inversion_map[256]; 113 uint8 index_map[32768]; 114 } color_map; 115 116 117 // overlay 118 typedef struct overlay_rect_limits { 119 uint16 horizontal_alignment; 120 uint16 vertical_alignment; 121 uint16 width_alignment; 122 uint16 height_alignment; 123 uint16 min_width; 124 uint16 max_width; 125 uint16 min_height; 126 uint16 max_height; 127 uint32 reserved[8]; 128 } overlay_rect_limits; 129 130 131 typedef struct overlay_restrictions { 132 overlay_rect_limits source; 133 overlay_rect_limits destination; 134 float min_width_scale; 135 float max_width_scale; 136 float min_height_scale; 137 float max_height_scale; 138 uint32 reserved[8]; 139 } overlay_restrictions; 140 141 142 // Screen ID 143 struct screen_id { int32 id; }; 144 extern const struct screen_id B_MAIN_SCREEN_ID; 145 146 147 // Color spaces 148 typedef enum { 149 B_NO_COLOR_SPACE = 0x0000, 150 151 // linear color space (little endian) 152 B_RGB32 = 0x0008, // BGR- -RGB 8:8:8:8 153 B_RGBA32 = 0x2008, // BGRA ARGB 8:8:8:8 154 B_RGB24 = 0x0003, // BGR RGB 8:8:8 155 B_RGB16 = 0x0005, // BGR RGB 5:6:5 156 B_RGB15 = 0x0010, // BGR- -RGB 1:5:5:5 157 B_RGBA15 = 0x2010, // BGRA ARGB 1:5:5:5 158 B_CMAP8 = 0x0004, // 256 color index table 159 B_GRAY8 = 0x0002, // 256 greyscale table 160 B_GRAY1 = 0x0001, // Each bit represents a single pixel 161 162 // linear color space (big endian) 163 B_RGB32_BIG = 0x1008, // -RGB BGR- 8:8:8:8 164 B_RGBA32_BIG = 0x3008, // ARGB BGRA 8:8:8:8 165 B_RGB24_BIG = 0x1003, // RGB BGR 8:8:8 166 B_RGB16_BIG = 0x1005, // RGB BGR 5:6:5 167 B_RGB15_BIG = 0x1010, // -RGB BGR- 5:5:5:1 168 B_RGBA15_BIG = 0x3010, // ARGB BGRA 5:5:5:1 169 170 // linear color space (little endian, for completeness) 171 B_RGB32_LITTLE = B_RGB32, 172 B_RGBA32_LITTLE = B_RGBA32, 173 B_RGB24_LITTLE = B_RGB24, 174 B_RGB16_LITTLE = B_RGB16, 175 B_RGB15_LITTLE = B_RGB15, 176 B_RGBA15_LITTLE = B_RGBA15, 177 178 // non linear color space -- incidently, all with 8 bits per value 179 // Note, BBitmap and BView do not support all of these! 180 181 // Loss / saturation points: 182 // Y 16 - 235 (absolute) 183 // Cb/Cr 16 - 240 (center 128) 184 185 B_YCbCr422 = 0x4000, // Y0 Cb0 Y1 Cr0 186 // Y2 Cb2 Y3 Cr4 187 B_YCbCr411 = 0x4001, // Cb0 Y0 Cr0 Y1 188 // Cb4 Y2 Cr4 Y3 189 // Y4 Y5 Y6 Y7 190 B_YCbCr444 = 0x4003, // Y Cb Cr 191 B_YCbCr420 = 0x4004, // Non-interlaced only 192 // on even scan lines: Cb0 Y0 Y1 Cb2 Y2 Y3 193 // on odd scan lines: Cr0 Y0 Y1 Cr2 Y2 Y3 194 195 // Extrema points are: 196 // Y 0 - 207 (absolute) 197 // U -91 - 91 (offset 128) 198 // V -127 - 127 (offset 128) 199 200 // Note that YUV byte order is different from YCbCr; use YCbCr, not YUV, 201 // when that's what you mean! 202 B_YUV422 = 0x4020, // U0 Y0 V0 Y1 203 // U2 Y2 V2 Y3 204 B_YUV411 = 0x4021, // U0 Y0 Y1 V0 Y2 Y3 205 // U4 Y4 Y5 V4 Y6 Y7 206 B_YUV444 = 0x4023, // U0 Y0 V0 U1 Y1 V1 207 B_YUV420 = 0x4024, // Non-interlaced only 208 // on even scan lines: U0 Y0 Y1 U2 Y2 Y3 209 // on odd scan lines: V0 Y0 Y1 V2 Y2 Y3 210 B_YUV9 = 0x402C, 211 B_YUV12 = 0x402D, 212 213 B_UVL24 = 0x4030, // UVL 214 B_UVL32 = 0x4031, // UVL- 215 B_UVLA32 = 0x6031, // UVLA 216 217 // L lightness, a/b color-opponent dimensions 218 B_LAB24 = 0x4032, // Lab 219 B_LAB32 = 0x4033, // Lab- 220 B_LABA32 = 0x6033, // LabA 221 222 // Red is at hue 0 223 B_HSI24 = 0x4040, // HSI 224 B_HSI32 = 0x4041, // HSI- 225 B_HSIA32 = 0x6041, // HSIA 226 227 B_HSV24 = 0x4042, // HSV 228 B_HSV32 = 0x4043, // HSV- 229 B_HSVA32 = 0x6043, // HSVA 230 231 B_HLS24 = 0x4044, // HLS 232 B_HLS32 = 0x4045, // HLS- 233 B_HLSA32 = 0x6045, // HLSA 234 235 B_CMY24 = 0xC001, // CMY 236 B_CMY32 = 0xC002, // CMY- 237 B_CMYA32 = 0xE002, // CMYA 238 B_CMYK32 = 0xC003, // CMYK 239 240 // Compatibility declarations 241 B_MONOCHROME_1_BIT = B_GRAY1, 242 B_GRAYSCALE_8_BIT = B_GRAY8, 243 B_COLOR_8_BIT = B_CMAP8, 244 B_RGB_32_BIT = B_RGB32, 245 B_RGB_16_BIT = B_RGB15, 246 B_BIG_RGB_32_BIT = B_RGB32_BIG, 247 B_BIG_RGB_16_BIT = B_RGB15_BIG 248 } color_space; 249 250 251 // Bitmap Support Flags 252 enum { 253 B_VIEWS_SUPPORT_DRAW_BITMAP = 0x1, 254 B_BITMAPS_SUPPORT_ATTACHED_VIEWS = 0x2, 255 B_BITMAPS_SUPPORT_OVERLAY = 0x4 256 }; 257 258 259 bool bitmaps_support_space(color_space space, uint32* _supportFlags); 260 261 262 status_t get_pixel_size_for(color_space space, size_t* _pixelChunk, 263 size_t* _rowAlignment, size_t* _pixelsPerChunk); 264 265 266 enum buffer_orientation { 267 B_BUFFER_TOP_TO_BOTTOM, 268 B_BUFFER_BOTTOM_TO_TOP 269 }; 270 271 272 enum buffer_layout { 273 B_BUFFER_NONINTERLEAVED = 1 274 }; 275 276 277 // Drawing Modes 278 enum drawing_mode { 279 B_OP_COPY, 280 B_OP_OVER, 281 B_OP_ERASE, 282 B_OP_INVERT, 283 B_OP_ADD, 284 B_OP_SUBTRACT, 285 B_OP_BLEND, 286 B_OP_MIN, 287 B_OP_MAX, 288 B_OP_SELECT, 289 B_OP_ALPHA 290 }; 291 292 293 enum source_alpha { 294 B_PIXEL_ALPHA = 0, 295 B_CONSTANT_ALPHA 296 }; 297 298 299 enum alpha_function { 300 B_ALPHA_OVERLAY = 0, 301 B_ALPHA_COMPOSITE 302 }; 303 304 305 // Fixed Screen Modes 306 enum { 307 B_8_BIT_640x480 = 0x00000001, 308 B_8_BIT_800x600 = 0x00000002, 309 B_8_BIT_1024x768 = 0x00000004, 310 B_8_BIT_1280x1024 = 0x00000008, 311 B_8_BIT_1600x1200 = 0x00000010, 312 B_16_BIT_640x480 = 0x00000020, 313 B_16_BIT_800x600 = 0x00000040, 314 B_16_BIT_1024x768 = 0x00000080, 315 B_16_BIT_1280x1024 = 0x00000100, 316 B_16_BIT_1600x1200 = 0x00000200, 317 B_32_BIT_640x480 = 0x00000400, 318 B_32_BIT_800x600 = 0x00000800, 319 B_32_BIT_1024x768 = 0x00001000, 320 B_32_BIT_1280x1024 = 0x00002000, 321 B_32_BIT_1600x1200 = 0x00004000, 322 B_8_BIT_1152x900 = 0x00008000, 323 B_16_BIT_1152x900 = 0x00010000, 324 B_32_BIT_1152x900 = 0x00020000, 325 B_15_BIT_640x480 = 0x00040000, 326 B_15_BIT_800x600 = 0x00080000, 327 B_15_BIT_1024x768 = 0x00100000, 328 B_15_BIT_1280x1024 = 0x00200000, 329 B_15_BIT_1600x1200 = 0x00400000, 330 B_15_BIT_1152x900 = 0x00800000, 331 B_8_BIT_640x400 = 0x80000000 332 }; 333 334 335 #endif // _GRAPHICS_DEFS_H 336