mirror of
https://github.com/hrydgard/ppsspp.git
synced 2024-11-24 05:49:58 +00:00
958 lines
23 KiB
C++
958 lines
23 KiB
C++
// Copyright (c) 2012- PPSSPP Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0 or later versions.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official git repository and contact information can be found at
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// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
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#include <map>
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#include "../../Core/MemMap.h"
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#include "../ge_constants.h"
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#include "../GPUState.h"
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#include "TextureCache.h"
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// If a texture hasn't been seen for 200 frames, get rid of it.
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#define TEXTURE_KILL_AGE 200
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// TODO: Speed up by switching to ReadUnchecked*.
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struct TexCacheEntry
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{
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u32 addr;
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u32 hash;
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int frameCounter;
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u32 numMips;
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u32 format;
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u32 clutaddr;
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u32 clutformat;
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u32 cluthash;
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int dim;
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GLuint texture;
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};
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typedef std::map<u64, TexCacheEntry> TexCache;
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static TexCache cache;
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// These two share memory, just different types for convenience.
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u32 *tmpTexBuf32;
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u16 *tmpTexBuf16;
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u32 *tmpTexBufRearrange;
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u32 *clutBuf32;
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u16 *clutBuf16;
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void TextureCache_Init()
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{
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// TODO: Switch to aligned allocations for alignment. AllocateMemoryPages would do the trick.
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tmpTexBuf32 = new u32[1024 * 512];
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tmpTexBuf16 = (u16 *)tmpTexBuf32;
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tmpTexBufRearrange = new u32[1024 * 512];
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clutBuf32 = new u32[4096];
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clutBuf16 = new u16[4096];
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}
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void TextureCache_Shutdown()
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{
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delete [] tmpTexBuf32;
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tmpTexBuf32 = 0;
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tmpTexBuf16 = 0; //shares memory with tmpTexBuf32
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delete [] tmpTexBufRearrange;
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tmpTexBufRearrange = 0;
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delete [] clutBuf32;
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delete [] clutBuf16;
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}
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void TextureCache_Clear(bool delete_them)
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{
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if (delete_them)
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{
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for (TexCache::iterator iter = cache.begin(); iter != cache.end(); ++iter)
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{
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DEBUG_LOG(G3D, "Deleting texture %i", iter->second.texture);
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glDeleteTextures(1, &iter->second.texture);
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}
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}
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if (cache.size()) {
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INFO_LOG(G3D, "Texture cached cleared from %i textures", (int)cache.size());
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cache.clear();
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}
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}
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// Removes old textures.
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void TextureCache_Decimate()
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{
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for (TexCache::iterator iter = cache.begin(); iter != cache.end(); )
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{
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if (iter->second.frameCounter + TEXTURE_KILL_AGE < gpuStats.numFrames)
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{
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glDeleteTextures(1, &iter->second.texture);
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cache.erase(iter++);
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}
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else
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++iter;
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}
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}
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int TextureCache_NumLoadedTextures()
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{
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return cache.size();
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}
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u32 GetClutAddr(u32 clutEntrySize)
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{
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return ((gstate.clutaddr & 0xFFFFFF) | ((gstate.clutaddrupper << 8) & 0x0F000000)) + ((gstate.clutformat >> 16) & 0x1f) * clutEntrySize;
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}
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u32 GetClutIndex(u32 index)
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{
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return ((((gstate.clutformat >> 16) & 0x1f) + index) >> ((gstate.clutformat >> 2) & 0x1f)) & ((gstate.clutformat >> 8) & 0xff);
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}
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u16 *ReadClut16()
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{
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u32 clutNumEntries = (gstate.loadclut & 0x3f) * 16;
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u32 clutAddr = GetClutAddr(2);
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for (u32 i = ((gstate.clutformat >> 16) & 0x1f); i < clutNumEntries; i++)
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clutBuf16[i] = Memory::Read_U16(clutAddr + i * 2);
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return clutBuf16;
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}
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u32 *ReadClut32()
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{
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u32 clutNumEntries = (gstate.loadclut & 0x3f) * 8;
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u32 clutAddr = GetClutAddr(4);
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for (u32 i = ((gstate.clutformat >> 16) & 0x1f); i < clutNumEntries; i++)
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clutBuf32[i] = Memory::Read_U32(clutAddr + i * 4);
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return clutBuf32;
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}
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void *UnswizzleFromMem(u32 texaddr, u32 bytesPerPixel, u32 level)
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{
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u32 addr = texaddr;
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u32 rowWidth = (bytesPerPixel > 0) ? ((gstate.texbufwidth[level] & 0x3FF) * bytesPerPixel) : ((gstate.texbufwidth[level] & 0x3FF) / 2);
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u32 pitch = rowWidth / 4;
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u32 bxc = rowWidth / 16;
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u32 byc = ((1 << ((gstate.texsize[level] >> 8) & 0xf)) + 7) / 8;
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if (byc == 0)
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byc = 1;
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u32 ydest = 0;
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u32 by;
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for (by = 0; by < byc; by++)
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{
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if (rowWidth >= 16)
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{
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u32 xdest = ydest;
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u32 bx;
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for (bx = 0; bx < bxc; bx++)
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{
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u32 dest = xdest;
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u8 n;
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for (n = 0; n < 8; n++)
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{
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u32 k;
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for (k = 0; k < 4; k++) {
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tmpTexBuf32[dest + k] = Memory::Read_U32(addr);
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addr += 4;
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}
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dest += pitch;
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}
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xdest += 4;
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}
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ydest += (rowWidth * 8) / 4;
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}
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else if (rowWidth == 8)
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{
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u32 n;
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for (n = 0; n < 8; n++, ydest += 2)
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{
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tmpTexBuf32[ydest + 0] = Memory::Read_U32(addr + 0);
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tmpTexBuf32[ydest + 1] = Memory::Read_U32(addr + 4);
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addr += 16; // skip two u32
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}
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}
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else if (rowWidth == 4)
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{
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u32 n;
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for (n = 0; n < 8; n++, ydest++) {
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tmpTexBuf32[ydest] = Memory::Read_U32(addr);
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addr += 16;
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}
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}
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else if (rowWidth == 2)
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{
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u32 n;
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for (n = 0; n < 4; n++, ydest++)
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{
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u16 n1 = Memory::Read_U32(addr + 0) & 0xffff;
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u16 n2 = Memory::Read_U32(addr + 16) & 0xffff;
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tmpTexBuf32[ydest] = (u32)n1 | ((u32)n2 << 16);
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addr += 32;
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}
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}
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else if (rowWidth == 1)
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{
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u32 n;
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for (n = 0; n < 2; n++, ydest++)
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{
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u8 n1 = Memory::Read_U32(addr + 0) & 0xf;
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u8 n2 = Memory::Read_U32(addr + 16) & 0xf;
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u8 n3 = Memory::Read_U32(addr + 32) & 0xf;
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u8 n4 = Memory::Read_U32(addr + 48) & 0xf;
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tmpTexBuf32[ydest] = (u32)n1 | ((u32)n2 << 8) | ((u32)n3 << 16) | ((u32)n4 << 24);
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}
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}
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}
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return tmpTexBuf32;
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}
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void *readIndexedTex(u32 level, u32 texaddr, u32 bytesPerIndex)
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{
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u32 length = (gstate.texbufwidth[level] & 0x3FF) * (1 << ((gstate.texsize[level] >> 8) & 0xf));
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void *buf = NULL;
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switch ((gstate.clutformat & 3))
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{
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case GE_CMODE_16BIT_BGR5650:
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case GE_CMODE_16BIT_ABGR5551:
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case GE_CMODE_16BIT_ABGR4444:
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{
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u16 *clut = ReadClut16();
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if (!(gstate.texmode & 1))
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{
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u32 i;
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switch (bytesPerIndex)
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{
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case 1:
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for (i = 0; i < length; i++) {
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u8 index = Memory::Read_U8(texaddr + i);
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tmpTexBuf16[i] = clut[GetClutIndex(index)];
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}
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break;
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case 2:
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for (i = 0; i < length; i++) {
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u16 index = Memory::Read_U16(texaddr + i * 2);
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tmpTexBuf16[i] = clut[GetClutIndex(index)];
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}
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break;
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case 4:
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for (i = 0; i < length; i++) {
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u32 index = Memory::Read_U32(texaddr + i * 4);
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tmpTexBuf16[i] = clut[GetClutIndex(index)];
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}
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break;
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}
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}
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else
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{
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u32 i, j;
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UnswizzleFromMem(texaddr, bytesPerIndex, level);
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switch (bytesPerIndex)
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{
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case 1:
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for (i = 0, j = 0; i < length; i += 4, j++)
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{
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u32 n = tmpTexBuf32[j];
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u32 k;
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for (k = 0; k < 4; k++) {
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u8 index = (n >> (k * 8)) & 0xff;
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tmpTexBuf16[i + k] = clut[GetClutIndex(index)];
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}
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}
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break;
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case 2:
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for (i = 0, j = 0; i < length; i += 2, j++)
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{
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u32 n = tmpTexBuf32[j];
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tmpTexBuf16[i + 0] = clut[GetClutIndex(n & 0xffff)];
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tmpTexBuf16[i + 1] = clut[GetClutIndex(n >> 16)];
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}
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break;
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case 4:
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for (i = 0; i < length; i++) {
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u32 n = tmpTexBuf32[i];
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tmpTexBuf16[i] = clut[GetClutIndex(n)];
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}
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break;
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}
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}
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buf = tmpTexBuf16;
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}
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break;
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case GE_CMODE_32BIT_ABGR8888:
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{
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u32 *clut = ReadClut32();
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if (!(gstate.texmode & 1))
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{
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u32 i;
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switch (bytesPerIndex)
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{
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case 1:
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for (i = 0; i < length; i++) {
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u8 index = Memory::Read_U8(texaddr + i);
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tmpTexBuf32[i] = clut[GetClutIndex(index)];
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}
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break;
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case 2:
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for (i = 0; i < length; i++) {
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u16 index = Memory::Read_U16(texaddr + i * 2);
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tmpTexBuf32[i] = clut[GetClutIndex(index)];
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}
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break;
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case 4:
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for (i = 0; i < length; i++) {
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u32 index = Memory::Read_U32(texaddr + i * 4);
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tmpTexBuf32[i] = clut[GetClutIndex(index)];
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}
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break;
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}
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}
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else
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{
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u32 j;
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s32 i;
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UnswizzleFromMem(texaddr, bytesPerIndex, level);
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switch (bytesPerIndex)
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{
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case 1:
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for (i = length - 4, j = (length / 4) - 1; i >= 0; i -= 4, j--)
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{
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u32 n = tmpTexBuf32[j];
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u32 k;
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for (k = 0; k < 4; k++) {
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u32 index = (n >> (k * 8)) & 0xff;
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tmpTexBuf32[i + k] = clut[GetClutIndex(index)];
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}
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}
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break;
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case 2:
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for (i = length - 2, j = (length / 2) - 1; i >= 0; i -= 2, j--)
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{
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u32 n = tmpTexBuf32[j];
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tmpTexBuf32[i + 0] = clut[GetClutIndex(n & 0xffff)];
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tmpTexBuf32[i + 1] = clut[GetClutIndex(n >> 16)];
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}
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break;
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case 4:
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for (i = 0; (u32)i < length; i++) {
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u32 n = tmpTexBuf32[i];
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tmpTexBuf32[i] = clut[GetClutIndex(n)];
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}
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break;
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}
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}
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buf = tmpTexBuf32;
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}
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break;
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default:
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ERROR_LOG(G3D, "Unhandled clut texture mode %d!!!", (gstate.clutformat & 3));
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break;
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}
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return buf;
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}
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GLenum getClutDestFormat(GEPaletteFormat format)
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{
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switch (format)
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{
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case GE_CMODE_16BIT_ABGR4444:
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return GL_UNSIGNED_SHORT_4_4_4_4;
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case GE_CMODE_16BIT_ABGR5551:
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return GL_UNSIGNED_SHORT_5_5_5_1;
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case GE_CMODE_16BIT_BGR5650:
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return GL_UNSIGNED_SHORT_5_6_5;
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case GE_CMODE_32BIT_ABGR8888:
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return GL_UNSIGNED_BYTE;
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}
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return 0;
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}
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u32 texByteAlignMap[] = {2, 2, 2, 4};
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// This should not have to be done per texture! OpenGL is silly yo
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// TODO: Dirty-check this against the current texture.
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void UpdateSamplingParams()
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{
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int minFilt = gstate.texfilter & 0x7;
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int magFilt = (gstate.texfilter>>8)&1;
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minFilt &= 1; //no mipmaps yet
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int sClamp = gstate.texwrap & 1;
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int tClamp = (gstate.texwrap>>8) & 1;
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, sClamp ? GL_CLAMP_TO_EDGE : GL_REPEAT);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, tClamp ? GL_CLAMP_TO_EDGE : GL_REPEAT);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, magFilt ? GL_LINEAR : GL_NEAREST);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, minFilt ? GL_LINEAR : GL_NEAREST);
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}
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// Convert from PSP bit order to GLES bit order
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u16 convert565(u16 c) {
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return (c >> 11) | (c & 0x07E0) | (c << 11);
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}
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// Convert from PSP bit order to GLES bit order
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u16 convert4444(u16 c) {
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return (c >> 12) | ((c >> 4) & 0xF0) | ((c << 4) & 0xF00) | (c << 12);
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}
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// Convert from PSP bit order to GLES bit order
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u16 convert5551(u16 c) {
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return ((c & 0x8000) >> 15) | (c << 1);
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}
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// All these DXT structs are in the reverse order, as compared to PC.
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// On PC, alpha comes before color, and interpolants are before the tile data.
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struct DXT1Block
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{
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u8 lines[4];
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u16 color1;
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u16 color2;
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};
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struct DXT3Block
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{
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DXT1Block color;
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u16 alphaLines[4];
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};
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struct DXT5Block
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{
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DXT1Block color;
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u32 alphadata2;
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u16 alphadata1;
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u8 alpha1; u8 alpha2;
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};
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inline u32 makecol(int r, int g, int b, int a)
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{
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return (a << 24)|(r << 16)|(g << 8)|b;
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}
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// This could probably be done faster by decoding two or four blocks at a time with SSE/NEON.
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void decodeDXT1Block(u32 *dst, const DXT1Block *src, int pitch, bool ignore1bitAlpha = false)
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{
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// S3TC Decoder
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// Needs more speed and debugging.
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u16 c1 = (src->color1);
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u16 c2 = (src->color2);
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int red1 = Convert5To8(c1 & 0x1F);
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int red2 = Convert5To8(c2 & 0x1F);
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int green1 = Convert6To8((c1 >> 5) & 0x3F);
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int green2 = Convert6To8((c2 >> 5) & 0x3F);
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int blue1 = Convert5To8((c1 >> 11) & 0x1F);
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int blue2 = Convert5To8((c2 >> 11) & 0x1F);
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u32 colors[4];
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colors[0] = makecol(red1, green1, blue1, 255);
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colors[1] = makecol(red2, green2, blue2, 255);
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if (c1 > c2 || ignore1bitAlpha)
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{
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int blue3 = ((blue2 - blue1) >> 1) - ((blue2 - blue1) >> 3);
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int green3 = ((green2 - green1) >> 1) - ((green2 - green1) >> 3);
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int red3 = ((red2 - red1) >> 1) - ((red2 - red1) >> 3);
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colors[2] = makecol(red1 + red3, green1 + green3, blue1 + blue3, 255);
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colors[3] = makecol(red2 - red3, green2 - green3, blue2 - blue3, 255);
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}
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else
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{
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colors[2] = makecol((red1 + red2 + 1) / 2, // Average
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(green1 + green2 + 1) / 2,
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(blue1 + blue2 + 1) / 2, 255);
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colors[3] = makecol(red2, green2, blue2, 0); // Color2 but transparent
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}
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for (int y = 0; y < 4; y++)
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{
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int val = src->lines[y];
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for (int x = 0; x < 4; x++)
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{
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dst[x] = colors[val & 3];
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val >>= 2;
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}
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dst += pitch;
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}
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}
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void decodeDXT3Block(u32 *dst, const DXT3Block *src, int pitch)
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|
{
|
|
decodeDXT1Block(dst, &src->color, pitch, true);
|
|
// Alpha: TODO
|
|
}
|
|
|
|
inline u8 lerp8(const DXT5Block *src, int n) {
|
|
float d = n / 7.0f;
|
|
return (u8)(src->alpha1 + (src->alpha2 - src->alpha1) * d);
|
|
}
|
|
|
|
inline u8 lerp6(const DXT5Block *src, int n) {
|
|
float d = n / 5.0f;
|
|
return (u8)(src->alpha1 + (src->alpha2 - src->alpha1) * d);
|
|
}
|
|
|
|
// The alpha channel is not 100% correct
|
|
void decodeDXT5Block(u32 *dst, const DXT5Block *src, int pitch)
|
|
{
|
|
decodeDXT1Block(dst, &src->color, pitch, true);
|
|
u8 alpha[8];
|
|
|
|
alpha[0] = src->alpha1;
|
|
alpha[1] = src->alpha2;
|
|
if (alpha[0] > alpha[1]) {
|
|
alpha[2] = lerp8(src, 6);
|
|
alpha[3] = lerp8(src, 5);
|
|
alpha[4] = lerp8(src, 4);
|
|
alpha[5] = lerp8(src, 3);
|
|
alpha[6] = lerp8(src, 2);
|
|
alpha[7] = lerp8(src, 1);
|
|
} else {
|
|
alpha[2] = lerp6(src, 4);
|
|
alpha[3] = lerp6(src, 3);
|
|
alpha[4] = lerp6(src, 2);
|
|
alpha[5] = lerp6(src, 1);
|
|
alpha[6] = 0;
|
|
alpha[7] = 255;
|
|
}
|
|
|
|
u64 data = ((u64)src->alphadata1 << 32) | src->alphadata2;
|
|
|
|
for (int y = 0; y < 4; y++)
|
|
{
|
|
for (int x = 0; x < 4; x++)
|
|
{
|
|
dst[x] = (dst[x] & 0xFFFFFF) | (alpha[data & 7] << 24);
|
|
data >>= 3;
|
|
}
|
|
dst += pitch;
|
|
}
|
|
}
|
|
|
|
void convertColors(u8 *finalBuf, GLuint dstFmt, int numPixels)
|
|
{
|
|
// TODO: All these can be massively sped up with SSE, or even
|
|
// somewhat sped up using "manual simd" in 32 or 64-bit gprs.
|
|
switch (dstFmt) {
|
|
case GL_UNSIGNED_SHORT_4_4_4_4:
|
|
{
|
|
u16 *p = (u16 *)finalBuf;
|
|
for (int i = 0; i < numPixels; i++) {
|
|
u16 c = p[i];
|
|
p[i] = (c >> 12) | ((c >> 4) & 0xF0) | ((c << 4) & 0xF00) | (c << 12);
|
|
}
|
|
}
|
|
break;
|
|
case GL_UNSIGNED_SHORT_5_5_5_1:
|
|
{
|
|
u16 *p = (u16 *)finalBuf;
|
|
for (int i = 0; i < numPixels; i++) {
|
|
u16 c = p[i];
|
|
p[i] = ((c & 0x8000) >> 15) | ((c >> 9) & 0x3E) | ((c << 1) & 0x7C0) | ((c << 11) & 0xF800);
|
|
}
|
|
}
|
|
break;
|
|
case GL_UNSIGNED_SHORT_5_6_5:
|
|
{
|
|
u16 *p = (u16 *)finalBuf;
|
|
for (int i = 0; i < numPixels; i++) {
|
|
u16 c = p[i];
|
|
p[i] = (c >> 11) | (c & 0x07E0) | (c << 11);
|
|
}
|
|
}
|
|
break;
|
|
default:
|
|
{
|
|
// No need to convert RGBA8888, right order already
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
void PSPSetTexture()
|
|
{
|
|
u32 texaddr = (gstate.texaddr[0] & 0xFFFFF0) | ((gstate.texbufwidth[0]<<8) & 0xFF000000);
|
|
texaddr &= 0xFFFFFFF;
|
|
|
|
if (!texaddr) return;
|
|
|
|
u8 level = 0;
|
|
u32 format = gstate.texformat & 0xF;
|
|
u32 clutformat = gstate.clutformat & 3;
|
|
u32 clutaddr = GetClutAddr(clutformat == GE_CMODE_32BIT_ABGR8888 ? 4 : 2);
|
|
|
|
DEBUG_LOG(G3D,"Texture at %08x",texaddr);
|
|
u8 *texptr = Memory::GetPointer(texaddr);
|
|
u32 texhash = texptr ? *(u32*)texptr : 0;
|
|
|
|
u64 cachekey = texaddr ^ clutaddr;
|
|
cachekey |= (u64) texhash << 32;
|
|
TexCache::iterator iter = cache.find(cachekey);
|
|
if (iter != cache.end())
|
|
{
|
|
//Validate the texture here (width, height etc)
|
|
TexCacheEntry &entry = iter->second;
|
|
|
|
int dim = gstate.texsize[0] & 0xF0F;
|
|
bool match = true;
|
|
|
|
//TODO: Check more texture parameters, compute real texture hash
|
|
if (dim != entry.dim || entry.hash != texhash || entry.format != format)
|
|
match = false;
|
|
|
|
//TODO: Check more clut parameters, compute clut hash
|
|
if (match && (format >= GE_TFMT_CLUT4 && format <= GE_TFMT_CLUT32) &&
|
|
(entry.clutformat != clutformat ||
|
|
entry.clutaddr != clutaddr ||
|
|
entry.cluthash != Memory::Read_U32(entry.clutaddr)))
|
|
match = false;
|
|
|
|
if (match) {
|
|
//got one!
|
|
entry.frameCounter = gpuStats.numFrames;
|
|
glBindTexture(GL_TEXTURE_2D, entry.texture);
|
|
UpdateSamplingParams();
|
|
DEBUG_LOG(G3D, "Texture at %08x Found in Cache, applying", texaddr);
|
|
return; //Done!
|
|
} else {
|
|
INFO_LOG(G3D, "Texture different or overwritten, reloading at %08x", texaddr);
|
|
glDeleteTextures(1, &entry.texture);
|
|
cache.erase(iter);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
INFO_LOG(G3D,"No texture in cache, decoding...");
|
|
}
|
|
|
|
//we have to decode it
|
|
|
|
TexCacheEntry entry;
|
|
|
|
entry.addr = texaddr;
|
|
entry.hash = texhash;
|
|
entry.format = format;
|
|
entry.frameCounter = gpuStats.numFrames;
|
|
|
|
if(format >= GE_TFMT_CLUT4 && format <= GE_TFMT_CLUT32)
|
|
{
|
|
entry.clutformat = clutformat;
|
|
entry.clutaddr = GetClutAddr(clutformat == GE_CMODE_32BIT_ABGR8888 ? 4 : 2);
|
|
entry.cluthash = Memory::Read_U32(entry.clutaddr);
|
|
}
|
|
else
|
|
{
|
|
entry.clutaddr = 0;
|
|
}
|
|
|
|
glGenTextures(1, &entry.texture);
|
|
glBindTexture(GL_TEXTURE_2D, entry.texture);
|
|
|
|
int bufw = gstate.texbufwidth[0] & 0x3ff;
|
|
|
|
entry.dim = gstate.texsize[0] & 0xF0F;
|
|
|
|
int w = 1 << (gstate.texsize[0] & 0xf);
|
|
int h = 1 << ((gstate.texsize[0]>>8) & 0xf);
|
|
|
|
INFO_LOG(G3D, "Creating texture %i from %08x: %i x %i (stride: %i). fmt: %i", entry.texture, entry.addr, w, h, bufw, entry.format);
|
|
|
|
gstate_c.curTextureWidth=w;
|
|
gstate_c.curTextureHeight=h;
|
|
GLenum dstFmt = 0;
|
|
u32 texByteAlign = 1;
|
|
|
|
void *finalBuf = NULL;
|
|
|
|
// TODO: Look into using BGRA for 32-bit textures when the GL_EXT_texture_format_BGRA8888 extension is available, as it's faster than RGBA on some chips.
|
|
|
|
// TODO: Actually decode the mipmaps.
|
|
|
|
switch (format)
|
|
{
|
|
case GE_TFMT_CLUT4:
|
|
dstFmt = getClutDestFormat((GEPaletteFormat)(gstate.clutformat & 3));
|
|
|
|
switch (clutformat)
|
|
{
|
|
case GE_CMODE_16BIT_BGR5650:
|
|
case GE_CMODE_16BIT_ABGR5551:
|
|
case GE_CMODE_16BIT_ABGR4444:
|
|
{
|
|
u16 *clut = ReadClut16();
|
|
u32 clutSharingOff = 0;//gstate.mipmapShareClut ? 0 : level * 16;
|
|
texByteAlign = 2;
|
|
if (!(gstate.texmode & 1))
|
|
{
|
|
u32 addr = texaddr;
|
|
for (int i = 0; i < bufw * h; i += 2)
|
|
{
|
|
u8 index = Memory::Read_U8(addr);
|
|
tmpTexBuf16[i + 0] = clut[GetClutIndex((index >> 0) & 0xf) + clutSharingOff];
|
|
tmpTexBuf16[i + 1] = clut[GetClutIndex((index >> 4) & 0xf) + clutSharingOff];
|
|
addr++;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
UnswizzleFromMem(texaddr, 0, level);
|
|
for (int i = 0, j = 0; i < bufw * h; i += 8, j++)
|
|
{
|
|
u32 n = tmpTexBuf32[j];
|
|
u32 k, index;
|
|
for (k = 0; k < 8; k++) {
|
|
index = (n >> (k * 4)) & 0xf;
|
|
tmpTexBuf16[i + k] = clut[GetClutIndex(index) + clutSharingOff];
|
|
}
|
|
}
|
|
}
|
|
finalBuf = tmpTexBuf16;
|
|
}
|
|
break;
|
|
|
|
case GE_CMODE_32BIT_ABGR8888:
|
|
{
|
|
u32 *clut = ReadClut32();
|
|
u32 clutSharingOff = 0;//gstate.mipmapShareClut ? 0 : level * 16;
|
|
if (!(gstate.texmode & 1))
|
|
{
|
|
u32 addr = texaddr;
|
|
for (int i = 0; i < bufw * h; i += 2)
|
|
{
|
|
u8 index = Memory::Read_U8(addr);
|
|
tmpTexBuf32[i + 0] = clut[GetClutIndex((index >> 0) & 0xf) + clutSharingOff];
|
|
tmpTexBuf32[i + 1] = clut[GetClutIndex((index >> 4) & 0xf) + clutSharingOff];
|
|
addr++;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
u32 pixels = bufw * h;
|
|
UnswizzleFromMem(texaddr, 0, level);
|
|
for (int i = pixels - 8, j = (pixels / 8) - 1; i >= 0; i -= 8, j--)
|
|
{
|
|
u32 n = tmpTexBuf32[j];
|
|
for (int k = 0; k < 8; k++) {
|
|
u32 index = (n >> (k * 4)) & 0xf;
|
|
tmpTexBuf32[i + k] = clut[GetClutIndex(index) + clutSharingOff];
|
|
}
|
|
}
|
|
}
|
|
finalBuf = tmpTexBuf32;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
ERROR_LOG(G3D, "Unknown CLUT4 texture mode %d", (gstate.clutformat & 3));
|
|
return;
|
|
}
|
|
break;
|
|
|
|
case GE_TFMT_CLUT8:
|
|
finalBuf = readIndexedTex(level, texaddr, 1);
|
|
dstFmt = getClutDestFormat((GEPaletteFormat)(gstate.clutformat & 3));
|
|
texByteAlign = texByteAlignMap[(gstate.clutformat & 3)];
|
|
break;
|
|
|
|
case GE_TFMT_CLUT16:
|
|
finalBuf = readIndexedTex(level, texaddr, 2);
|
|
dstFmt = getClutDestFormat((GEPaletteFormat)(gstate.clutformat & 3));
|
|
texByteAlign = texByteAlignMap[(gstate.clutformat & 3)];
|
|
break;
|
|
|
|
case GE_TFMT_CLUT32:
|
|
finalBuf = readIndexedTex(level, texaddr, 4);
|
|
dstFmt = getClutDestFormat((GEPaletteFormat)(gstate.clutformat & 3));
|
|
texByteAlign = texByteAlignMap[(gstate.clutformat & 3)];
|
|
break;
|
|
|
|
case GE_TFMT_4444:
|
|
case GE_TFMT_5551:
|
|
case GE_TFMT_5650:
|
|
if (format == GE_TFMT_4444)
|
|
dstFmt = GL_UNSIGNED_SHORT_4_4_4_4;
|
|
else if (format == GE_TFMT_5551)
|
|
dstFmt = GL_UNSIGNED_SHORT_5_5_5_1;
|
|
else if (format == GE_TFMT_5650)
|
|
dstFmt = GL_UNSIGNED_SHORT_5_6_5;
|
|
texByteAlign = 2;
|
|
|
|
if (!(gstate.texmode & 1))
|
|
{
|
|
int len = std::max(bufw, w) * h;
|
|
for (int i = 0; i < len; i++)
|
|
tmpTexBuf16[i] = Memory::Read_U16(texaddr + i * 2);
|
|
finalBuf = tmpTexBuf16;
|
|
}
|
|
else
|
|
finalBuf = UnswizzleFromMem(texaddr, 2, level);
|
|
break;
|
|
|
|
case GE_TFMT_8888:
|
|
dstFmt = GL_UNSIGNED_BYTE;
|
|
if (!(gstate.texmode & 1))
|
|
{
|
|
int len = bufw * h;
|
|
for (int i = 0; i < len; i++)
|
|
tmpTexBuf32[i] = Memory::Read_U32(texaddr + i * 4);
|
|
finalBuf = tmpTexBuf32;
|
|
}
|
|
else
|
|
finalBuf = UnswizzleFromMem(texaddr, 4, level);
|
|
break;
|
|
|
|
case GE_TFMT_DXT1:
|
|
dstFmt = GL_UNSIGNED_BYTE;
|
|
{
|
|
u32 *dst = tmpTexBuf32;
|
|
DXT1Block *src = (DXT1Block*)texptr;
|
|
|
|
for (int y = 0; y < h; y += 4)
|
|
{
|
|
u32 blockIndex = (y / 4) * (bufw / 4);
|
|
for (int x = 0; x < std::min(bufw, w); x += 4)
|
|
{
|
|
decodeDXT1Block(dst + bufw * y + x, src + blockIndex, bufw);
|
|
blockIndex++;
|
|
}
|
|
}
|
|
finalBuf = tmpTexBuf32;
|
|
w = (w + 3) & ~3;
|
|
}
|
|
break;
|
|
|
|
case GE_TFMT_DXT3:
|
|
dstFmt = GL_UNSIGNED_BYTE;
|
|
{
|
|
u32 *dst = tmpTexBuf32;
|
|
DXT3Block *src = (DXT3Block*)texptr;
|
|
|
|
// Alpha is off
|
|
for (int y = 0; y < h; y += 4)
|
|
{
|
|
u32 blockIndex = (y / 4) * (bufw / 4);
|
|
for (int x = 0; x < std::min(bufw, w); x += 4)
|
|
{
|
|
decodeDXT3Block(dst + bufw * y + x, src + blockIndex, bufw);
|
|
blockIndex++;
|
|
}
|
|
}
|
|
w = (w + 3) & ~3;
|
|
finalBuf = tmpTexBuf32;
|
|
}
|
|
break;
|
|
|
|
case GE_TFMT_DXT5:
|
|
ERROR_LOG(G3D, "Unhandled compressed texture, format %i! swizzle=%i", format, gstate.texmode & 1);
|
|
dstFmt = GL_UNSIGNED_BYTE;
|
|
{
|
|
u32 *dst = tmpTexBuf32;
|
|
DXT5Block *src = (DXT5Block*)texptr;
|
|
|
|
// Alpha is almost right
|
|
for (int y = 0; y < h; y += 4)
|
|
{
|
|
u32 blockIndex = (y / 4) * (bufw / 4);
|
|
for (int x = 0; x < std::min(bufw, w); x += 4)
|
|
{
|
|
decodeDXT5Block(dst + bufw * y + x, src + blockIndex, bufw);
|
|
blockIndex++;
|
|
}
|
|
}
|
|
w = (w + 3) & ~3;
|
|
finalBuf = tmpTexBuf32;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
ERROR_LOG(G3D, "Unknown Texture Format %d!!!", format);
|
|
finalBuf = tmpTexBuf32;
|
|
return;
|
|
}
|
|
|
|
if (!finalBuf) {
|
|
ERROR_LOG(G3D, "NO finalbuf! Will crash!");
|
|
}
|
|
|
|
convertColors((u8*)finalBuf, dstFmt, bufw * h);
|
|
|
|
if (w != bufw) {
|
|
int pixelSize;
|
|
switch (dstFmt) {
|
|
case GL_UNSIGNED_SHORT_4_4_4_4:
|
|
case GL_UNSIGNED_SHORT_5_5_5_1:
|
|
case GL_UNSIGNED_SHORT_5_6_5:
|
|
pixelSize = 2;
|
|
break;
|
|
default:
|
|
pixelSize = 4;
|
|
break;
|
|
}
|
|
// Need to rearrange the buffer to simulate GL_UNPACK_ROW_LENGTH etc.
|
|
int inRowBytes = bufw * pixelSize;
|
|
int outRowBytes = w * pixelSize;
|
|
const u8 *read = (const u8 *)finalBuf;
|
|
u8 *write = 0;
|
|
if (w > bufw) {
|
|
write = (u8 *)tmpTexBufRearrange;
|
|
finalBuf = tmpTexBufRearrange;
|
|
} else {
|
|
write = (u8 *)finalBuf;
|
|
}
|
|
for (int y = 0; y < h; y++) {
|
|
memmove(write, read, outRowBytes);
|
|
read += inRowBytes;
|
|
write += outRowBytes;
|
|
}
|
|
}
|
|
|
|
// Can restore these and remove the above fixup on some platforms.
|
|
//glPixelStorei(GL_UNPACK_ROW_LENGTH, bufw);
|
|
glPixelStorei(GL_UNPACK_ALIGNMENT, texByteAlign);
|
|
//glPixelStorei(GL_PACK_ROW_LENGTH, bufw);
|
|
glPixelStorei(GL_PACK_ALIGNMENT, texByteAlign);
|
|
|
|
GLuint components = dstFmt == GL_UNSIGNED_SHORT_5_6_5 ? GL_RGB : GL_RGBA;
|
|
glTexImage2D(GL_TEXTURE_2D, 0, components, w, h, 0, components, dstFmt, finalBuf);
|
|
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
|
|
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
|
|
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
|
|
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
|
|
|
|
// glGenerateMipmap(GL_TEXTURE_2D);
|
|
UpdateSamplingParams();
|
|
|
|
//glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
|
|
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
|
|
//glPixelStorei(GL_PACK_ROW_LENGTH, 0);
|
|
glPixelStorei(GL_PACK_ALIGNMENT, 1);
|
|
|
|
cache[cachekey] = entry;
|
|
}
|