Ivan Gyurdiev : wined3d: Support more than 4/6 tex/temp registers.
Module: wine Branch: refs/heads/master Commit: 70fc78b64e6f06cbdd8e271517a6693c641fa51e URL: http://source.winehq.org/git/?p=wine.git;a=commit;h=70fc78b64e6f06cbdd8e2715... Author: Ivan Gyurdiev <ivg2(a)cornell.edu> Date: Wed Apr 19 10:17:24 2006 -0400 wined3d: Support more than 4/6 tex/temp registers. --- dlls/wined3d/pixelshader.c | 104 +++++++++++++++++++++++++++++++++++++++----- 1 files changed, 92 insertions(+), 12 deletions(-) diff --git a/dlls/wined3d/pixelshader.c b/dlls/wined3d/pixelshader.c index c7c9884..c2b37e2 100644 --- a/dlls/wined3d/pixelshader.c +++ b/dlls/wined3d/pixelshader.c @@ -955,6 +955,64 @@ inline static int gen_input_modifier_lin return insert_line; } + +inline static void pshader_program_get_registers_used( + IWineD3DPixelShaderImpl *This, + CONST DWORD* pToken, DWORD* tempsUsed, DWORD* texUsed) { + + if (pToken == NULL) + return; + + *tempsUsed = 0; + *texUsed = 0; + + while (D3DVS_END() != *pToken) { + CONST SHADER_OPCODE* curOpcode; + + /* Skip version */ + if (pshader_is_version_token(*pToken)) { + ++pToken; + continue; + + /* Skip comments */ + } else if (pshader_is_comment_token(*pToken)) { + DWORD comment_len = (*pToken & D3DSI_COMMENTSIZE_MASK) >> D3DSI_COMMENTSIZE_SHIFT; + ++pToken; + pToken += comment_len; + continue; + } + + /* Fetch opcode */ + curOpcode = pshader_program_get_opcode(This, *pToken); + ++pToken; + + /* Skip declarations (for now) */ + if (D3DSIO_DCL == curOpcode->opcode) { + pToken += curOpcode->num_params; + continue; + + /* Skip definitions (for now) */ + } else if (D3DSIO_DEF == curOpcode->opcode) { + pToken += curOpcode->num_params; + continue; + + /* Set texture registers, and temporary registers */ + } else { + int i; + + for (i = 0; i < curOpcode->num_params; ++i) { + DWORD regtype = (((*pToken) & D3DSP_REGTYPE_MASK) >> D3DSP_REGTYPE_SHIFT); + DWORD reg = (*pToken) & D3DSP_REGNUM_MASK; + if (D3DSPR_TEXTURE == regtype) + *texUsed |= (1 << reg); + if (D3DSPR_TEMP == regtype) + *tempsUsed |= (1 << reg); + ++pToken; + } + } + } +} + /* NOTE: A description of how to parse tokens can be found at http://msdn.microsoft.com/library/default.asp?url=/library/en-us/graphics/hh... */ inline static VOID IWineD3DPixelShaderImpl_GenerateProgramArbHW(IWineD3DPixelShader *iface, CONST DWORD *pFunction) { IWineD3DPixelShaderImpl *This = (IWineD3DPixelShaderImpl *)iface; @@ -977,6 +1035,9 @@ #endif /* Keep a running length for pgmStr so that we don't have to caculate strlen every time we concatanate */ unsigned int pgmLength = 0; + /* Keep bitmaps of used temporary and texture registers */ + DWORD tempsUsed, texUsed; + #if 0 /* FIXME: Use the buffer that is held by the device, this is ok since fixups will be skipped for software shaders it also requires entering a critical section but cuts down the runtime footprint of wined3d and any memory fragmentation that may occur... */ if (This->device->fixupVertexBufferSize < PGMSIZE) { @@ -990,11 +1051,17 @@ #else pgmStr = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, PGMSIZE); /* 64kb should be enough */ #endif - /* TODO: Think about using a first pass to work out what's required for the second pass. */ for(i = 0; i < WINED3D_PSHADER_MAX_CONSTANTS; i++) This->constants[i] = 0; + /* First pass: figure out which temporary and texture registers are used */ + pshader_program_get_registers_used(This, pToken, &tempsUsed, &texUsed); + TRACE("Texture registers used: %#lx, Temp registers used %#lx\n", texUsed, tempsUsed); + + /* TODO: check register usage against GL/Directx limits, and fail if they're exceeded */ + + /* Second pass, process opcodes */ if (NULL != pToken) { while (D3DPS_END() != *pToken) { #if 0 /* For pixel and vertex shader versions 2_0 and later, bits 24 through 27 specify the size in DWORDs of the instruction */ @@ -1005,6 +1072,7 @@ #endif if (pshader_is_version_token(*pToken)) { /** version */ int numTemps; int numConstants; + int numTex; /* Extract version *10 into integer value (ie. 1.0 == 10, 1.1==11 etc */ version = (((*pToken >> 8) & 0x0F) * 10) + (*pToken & 0x0F); @@ -1016,21 +1084,28 @@ #endif case 10: case 11: case 12: - case 13: + case 13:numTemps=12; + numConstants=8; + numTex=4; + break; case 14: numTemps=12; numConstants=8; + numTex=6; break; case 20: numTemps=12; numConstants=8; + numTex=8; FIXME("No work done yet to support ps2.0 in hw\n"); break; case 30: numTemps=32; numConstants=8; + numTex=0; FIXME("No work done yet to support ps3.0 in hw\n"); break; default: numTemps=12; numConstants=8; + numTex=8; FIXME("Unrecognized pixel shader version!\n"); } @@ -1038,15 +1113,18 @@ #endif strcpy(tmpLine, "!!ARBfp1.0\n"); addline(&lineNum, pgmStr, &pgmLength, tmpLine); - /* TODO: find out how many registers are really needed */ - for(i = 0; i < 6; i++) { - sprintf(tmpLine, "TEMP T%lu;\n", i); - addline(&lineNum, pgmStr, &pgmLength, tmpLine); + for(i = 0; i < numTex; i++) { + if (texUsed & (1 << i)) { + sprintf(tmpLine, "TEMP T%lu;\n", i); + addline(&lineNum, pgmStr, &pgmLength, tmpLine); + } } - for(i = 0; i < 6; i++) { - sprintf(tmpLine, "TEMP R%lu;\n", i); - addline(&lineNum, pgmStr, &pgmLength, tmpLine); + for(i = 0; i < numTemps; i++) { + if (tempsUsed & (1 << i)) { + sprintf(tmpLine, "TEMP R%lu;\n", i); + addline(&lineNum, pgmStr, &pgmLength, tmpLine); + } } sprintf(tmpLine, "TEMP TMP;\n"); @@ -1067,9 +1145,11 @@ #endif strcpy(tmpLine, "PARAM one = { 1.0, 1.0, 1.0, 1.0 };\n"); addline(&lineNum, pgmStr, &pgmLength, tmpLine); - for(i = 0; i < 4; i++) { - sprintf(tmpLine, "MOV T%lu, fragment.texcoord[%lu];\n", i, i); - addline(&lineNum, pgmStr, &pgmLength, tmpLine); + for(i = 0; i < numTex; i++) { + if (texUsed & (1 << i)) { + sprintf(tmpLine, "MOV T%lu, fragment.texcoord[%lu];\n", i, i); + addline(&lineNum, pgmStr, &pgmLength, tmpLine); + } } ++pToken;
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Alexandre Julliard