| 1 | #ifndef TEXTURES_H |
| 2 | #define TEXTURES_H |
| 3 | |
| 4 | #include <GLES2/gl2.h> |
| 5 | |
| 6 | #include "Hash.h" |
| 7 | #include "convert.h" |
| 8 | |
| 9 | struct CachedTexture |
| 10 | { |
| 11 | GLuint glName; |
| 12 | u32 address; |
| 13 | u32 crc; |
| 14 | float offsetS, offsetT; |
| 15 | u32 maskS, maskT; |
| 16 | u32 clampS, clampT; |
| 17 | u32 mirrorS, mirrorT; |
| 18 | u32 line; |
| 19 | u32 size; |
| 20 | u32 format; |
| 21 | u32 tMem; |
| 22 | u32 palette; |
| 23 | u32 width, height; // N64 width and height |
| 24 | u32 clampWidth, clampHeight; // Size to clamp to |
| 25 | u32 realWidth, realHeight; // Actual texture size |
| 26 | f32 scaleS, scaleT; // Scale to map to 0.0-1.0 |
| 27 | f32 shiftScaleS, shiftScaleT; // Scale to shift |
| 28 | u32 textureBytes; |
| 29 | |
| 30 | CachedTexture *lower, *higher; |
| 31 | u32 lastDList; |
| 32 | |
| 33 | }; |
| 34 | |
| 35 | #define TEXTURECACHE_MAX (8 * 1024 * 1024) |
| 36 | #define TEXTUREBUFFER_SIZE (512 * 1024) |
| 37 | |
| 38 | struct TextureCache |
| 39 | { |
| 40 | CachedTexture *current[2]; |
| 41 | CachedTexture *bottom, *top; |
| 42 | CachedTexture *dummy; |
| 43 | |
| 44 | u32 cachedBytes; |
| 45 | u32 numCached; |
| 46 | u32 hits, misses; |
| 47 | GLuint glNoiseNames[32]; |
| 48 | |
| 49 | HashMap<CachedTexture> hash; |
| 50 | |
| 51 | }; |
| 52 | |
| 53 | extern TextureCache cache; |
| 54 | |
| 55 | inline u32 pow2( u32 dim ) |
| 56 | { |
| 57 | u32 i = 1; |
| 58 | |
| 59 | while (i < dim) i <<= 1; |
| 60 | |
| 61 | return i; |
| 62 | } |
| 63 | |
| 64 | inline u32 powof( u32 dim ) |
| 65 | { |
| 66 | u32 num = 1; |
| 67 | u32 i = 0; |
| 68 | |
| 69 | while (num < dim) |
| 70 | { |
| 71 | num <<= 1; |
| 72 | i++; |
| 73 | } |
| 74 | |
| 75 | return i; |
| 76 | } |
| 77 | |
| 78 | CachedTexture *TextureCache_AddTop(); |
| 79 | void TextureCache_MoveToTop( CachedTexture *newtop ); |
| 80 | void TextureCache_Remove( CachedTexture *texture ); |
| 81 | void TextureCache_RemoveBottom(); |
| 82 | void TextureCache_Init(); |
| 83 | void TextureCache_Destroy(); |
| 84 | void TextureCache_Update( u32 t ); |
| 85 | void TextureCache_ActivateTexture( u32 t, CachedTexture *texture ); |
| 86 | void TextureCache_ActivateNoise( u32 t ); |
| 87 | void TextureCache_ActivateDummy( u32 t ); |
| 88 | bool TextureCache_Verify(); |
| 89 | |
| 90 | #endif |
| 91 | |