mirror of
https://github.com/hrydgard/ppsspp.git
synced 2024-11-24 05:49:58 +00:00
817 lines
20 KiB
C++
817 lines
20 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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#if defined(ANDROID) || defined(BLACKBERRY)
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#include <GLES2/gl2.h>
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#include <GLES2/gl2ext.h>
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#else
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#include <GL/glew.h>
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#if defined(__APPLE__)
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#include <OpenGL/gl.h>
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#else
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#include <GL/gl.h>
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#endif
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#endif
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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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struct TexCacheEntry
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{
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u32 addr;
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u32 hash;
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u32 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<u32, TexCacheEntry> TexCache;
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static TexCache cache;
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u32 tmpTexBuf32[1024 * 1024];
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u16 tmpTexBuf16[1024 * 1024];
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u16 tmpTexBufRearrange[1024 * 1024];
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u32 clutBuf32[4096];
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u16 clutBuf16[4096];
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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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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 * 4)) & 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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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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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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void decodeDXT1Block(u32 *dst, const DXT1Block *src, int pitch)
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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 blue1 = Convert5To8(c1 & 0x1F);
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int blue2 = 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 red1 = Convert5To8((c1 >> 11) & 0x1F);
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int red2 = Convert5To8((c2 >> 11) & 0x1F);
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int 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)
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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 >> 6) & 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 convertColors(u8 *finalBuf, GLuint dstFmt, int numPixels)
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{
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switch (dstFmt) {
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case GL_UNSIGNED_SHORT_4_4_4_4:
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{
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u16 *p = (u16 *)finalBuf;
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for (int i = 0; i < numPixels; i++) {
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u16 c = p[i];
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p[i] = (c >> 12) | ((c >> 4) & 0xF0) | ((c << 4) & 0xF00) | (c << 12);
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}
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}
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break;
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case GL_UNSIGNED_SHORT_5_5_5_1:
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{
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u16 *p = (u16 *)finalBuf;
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for (int i = 0; i < numPixels; i++) {
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u16 c = p[i];
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p[i] = ((c & 0x8000) >> 15) | ((c >> 9) & 0x3E) | ((c << 1) & 0x7C0) | ((c << 11) & 0xF800);
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}
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}
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break;
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case GL_UNSIGNED_SHORT_5_6_5:
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{
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u16 *p = (u16 *)finalBuf;
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for (int i = 0; i < numPixels; i++) {
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u16 c = p[i];
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p[i] = (c >> 11) | (c & 0x07E0) | (c << 11);
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}
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}
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break;
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default:
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{
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//u32 *p = (u32 *)finalBuf;
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//for (int i = 0; i < numPixels; i++) {
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// p[i] = _byteswap_ulong(p[i]);
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//}
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}
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break;
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}
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}
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void PSPSetTexture()
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{
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u32 texaddr = (gstate.texaddr[0] & 0xFFFFF0) | ((gstate.texbufwidth[0]<<8) & 0xFF000000);
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texaddr &= 0xFFFFFFF;
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if (!texaddr) return;
|
|
|
|
u8 level = 0;
|
|
int format = gstate.texformat & 0xF;
|
|
int clutformat = gstate.clutformat & 3;
|
|
|
|
DEBUG_LOG(G3D,"Texture at %08x",texaddr);
|
|
u8 *texptr = Memory::GetPointer(texaddr);
|
|
|
|
TexCache::iterator iter = cache.find(texaddr);
|
|
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 != *(u32*)texptr || 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 != GetClutAddr(clutformat == GE_CMODE_32BIT_ABGR8888 ? 4 : 2) ||
|
|
entry.cluthash != Memory::Read_U32(entry.clutaddr)))
|
|
match = false;
|
|
|
|
if (match)
|
|
{
|
|
//got one!
|
|
glBindTexture(GL_TEXTURE_2D, entry.texture);
|
|
UpdateSamplingParams();
|
|
DEBUG_LOG(G3D,"Texture at %08x Found in Cache, applying", texaddr);
|
|
return; //Done!
|
|
}
|
|
else
|
|
{
|
|
NOTICE_LOG(G3D,"Texture different or overwritten, reloading at %08x", texaddr);
|
|
|
|
//Damnit, got overwritten.
|
|
//if (dim != entry.dim)
|
|
//{
|
|
// glDeleteTextures(1, &entry.texture);
|
|
//}
|
|
cache.erase(iter);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
NOTICE_LOG(G3D,"No texture in cache, decoding...");
|
|
}
|
|
|
|
//we have to decode it
|
|
|
|
TexCacheEntry entry;
|
|
|
|
entry.addr = texaddr;
|
|
entry.hash = *(u32*)texptr;
|
|
entry.format = format;
|
|
|
|
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);
|
|
NOTICE_LOG(G3D, "Creating texture %i", entry.texture);
|
|
|
|
glBindTexture(GL_TEXTURE_2D, entry.texture);
|
|
|
|
u32 bufw = gstate.texbufwidth[0] & 0x3ff;
|
|
|
|
entry.dim = gstate.texsize[0] & 0xF0F;
|
|
|
|
u32 w = 1 << (gstate.texsize[0] & 0xf);
|
|
u32 h = 1 << ((gstate.texsize[0]>>8) & 0xf);
|
|
|
|
gstate.curTextureHeight=h;
|
|
gstate.curTextureWidth=w;
|
|
GLenum dstFmt = 0;
|
|
u32 texByteAlign = 1;
|
|
|
|
void *finalBuf = NULL;
|
|
|
|
DEBUG_LOG(G3D,"Texture Width %04x Height %04x Bufw %d Fmt %d", w, h, bufw, format);
|
|
|
|
// 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.
|
|
|
|
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 i;
|
|
u32 addr = texaddr;
|
|
for (i = 0; i < bufw * h; i += 2)
|
|
{
|
|
u32 index = Memory::Read_U32(addr);
|
|
tmpTexBuf16[i + 0] = clut[GetClutIndex((index >> 0) & 0xf) + clutSharingOff];
|
|
tmpTexBuf16[i + 1] = clut[GetClutIndex((index >> 4) & 0xf) + clutSharingOff];
|
|
addr++;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
u32 i, j;
|
|
UnswizzleFromMem(texaddr, 0, level);
|
|
for (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 i;
|
|
u32 addr = texaddr;
|
|
for (i = 0; i < bufw * h; i += 2)
|
|
{
|
|
u32 index = Memory::Read_U32(addr);
|
|
tmpTexBuf32[i + 0] = clut[GetClutIndex((index >> 0) & 0xf) + clutSharingOff];
|
|
tmpTexBuf32[i + 1] = clut[GetClutIndex((index >> 4) & 0xf) + clutSharingOff];
|
|
addr++;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
s32 i;
|
|
u32 j;
|
|
u32 pixels = bufw * h;
|
|
UnswizzleFromMem(texaddr, 0, level);
|
|
for (i = pixels - 8, j = (pixels / 8) - 1; i >= 0; i -= 8, j--)
|
|
{
|
|
u32 n = tmpTexBuf32[j];
|
|
u32 k, index;
|
|
for (k = 0; k < 8; k++) {
|
|
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))
|
|
{
|
|
u32 len = (bufw > w ? bufw : w) * h;
|
|
u32 i;
|
|
for (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))
|
|
{
|
|
u32 len = bufw * h;
|
|
u32 i;
|
|
for (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:
|
|
ERROR_LOG(G3D, "Partial DXT1 texture decoding");
|
|
dstFmt = GL_UNSIGNED_BYTE;
|
|
{
|
|
// THIS IS VERY BROKEN but can be debugged! :)
|
|
u32 *dst = tmpTexBuf32;
|
|
DXT1Block *src = (DXT1Block*)texptr;
|
|
|
|
for (u32 y=0; y<h/4; y++)
|
|
{
|
|
u32 i = y*w/4;
|
|
for (u32 x=0; x<w/4; x++)
|
|
{
|
|
decodeDXT1Block(dst + w*4 * y * 4 + x * 4, src + i, w);
|
|
i++;
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case GE_TFMT_DXT3:
|
|
case GE_TFMT_DXT5:
|
|
ERROR_LOG(G3D, "Unhandled compressed texture!");
|
|
break;
|
|
|
|
default:
|
|
ERROR_LOG(G3D, "Unknown Texture Format %d!!!", format);
|
|
return;
|
|
}
|
|
|
|
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);
|
|
|
|
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_RGBA, 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[texaddr] = entry;
|
|
}
|