162 lines
4.2 KiB
C++
162 lines
4.2 KiB
C++
// Copyright (C) 2003 Dolphin 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.
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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 SVN repository and contact information can be found at
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// http://code.google.com/p/dolphin-emu/
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#include "D3DBase.h"
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#include "D3DShader.h"
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#include "Statistics.h"
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#include "Utils.h"
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#include "Profiler.h"
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#include "Config.h"
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#include "PixelShaderGen.h"
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#include "PixelShaderManager.h"
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#include "PixelShaderCache.h"
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#include "VertexLoader.h"
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#include "BPMemory.h"
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#include "XFMemory.h"
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#include <Cg/cg.h>
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#include <Cg/cgD3D9.h>
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PixelShaderCache::PSCache PixelShaderCache::PixelShaders;
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const PixelShaderCache::PSCacheEntry *PixelShaderCache::last_entry;
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void SetPSConstant4f(int const_number, float f1, float f2, float f3, float f4)
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{
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const float f[4] = {f1, f2, f3, f4};
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D3D::dev->SetPixelShaderConstantF(const_number, f, 1);
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}
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void SetPSConstant4fv(int const_number, const float *f)
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{
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D3D::dev->SetPixelShaderConstantF(const_number, f, 1);
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}
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void PixelShaderCache::Init()
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{
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}
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void PixelShaderCache::Shutdown()
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{
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PSCache::iterator iter = PixelShaders.begin();
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for (; iter != PixelShaders.end(); iter++)
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iter->second.Destroy();
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PixelShaders.clear();
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}
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void PixelShaderCache::SetShader()
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{
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static LPDIRECT3DPIXELSHADER9 last_shader = NULL;
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DVSTARTPROFILE();
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PIXELSHADERUID uid;
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GetPixelShaderId(uid, PixelShaderManager::GetTextureMask(), false);
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PSCache::iterator iter;
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iter = PixelShaders.find(uid);
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if (iter != PixelShaders.end())
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{
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iter->second.frameCount = frameCount;
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const PSCacheEntry &entry = iter->second;
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last_entry = &entry;
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if (!last_shader || entry.shader != last_shader)
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{
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D3D::dev->SetPixelShader(entry.shader);
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last_shader = entry.shader;
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}
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return;
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}
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bool HLSL = true;
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const char *code = GeneratePixelShader(PixelShaderManager::GetTextureMask(), false, HLSL);
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LPDIRECT3DPIXELSHADER9 shader = HLSL ? D3D::CompilePixelShader(code, (int)strlen(code), false) : CompileCgShader(code);
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if (shader)
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{
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//Make an entry in the table
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PSCacheEntry newentry;
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newentry.shader = shader;
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newentry.frameCount = frameCount;
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#ifdef _DEBUG
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newentry.code = code;
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#endif
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PixelShaders[uid] = newentry;
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last_entry = &PixelShaders[uid];
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Renderer::SetFVF(NULL);
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D3D::dev->SetPixelShader(shader);
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last_shader = shader;
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INCSTAT(stats.numPixelShadersCreated);
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SETSTAT(stats.numPixelShadersAlive, (int)PixelShaders.size());
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}
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else if (g_Config.bShowShaderErrors)
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{
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PanicAlert("Failed to compile Pixel Shader:\n\n%s", code);
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}
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}
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LPDIRECT3DPIXELSHADER9 PixelShaderCache::CompileCgShader(const char *pstrprogram)
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{
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const char *opts[] = {"-profileopts", "MaxLocalParams=256", "-O2", "-q", NULL};
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//const char **opts = cgD3D9GetOptimalOptions(g_cgvProf);
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CGprogram tempprog = cgCreateProgram(g_cgcontext, CG_SOURCE, pstrprogram, g_cgfProf, "main", opts);
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if (!cgIsProgram(tempprog) || cgGetError() != CG_NO_ERROR) {
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ERROR_LOG(VIDEO, "Failed to create ps %s:\n", cgGetLastListing(g_cgcontext));
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ERROR_LOG(VIDEO, pstrprogram);
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return false;
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}
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char *pcompiledprog = (char*)cgGetProgramString(tempprog, CG_COMPILED_PROGRAM);
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LPDIRECT3DPIXELSHADER9 pixel_shader = D3D::CompilePixelShader(pcompiledprog, (int)strlen(pcompiledprog), true);
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cgDestroyProgram(tempprog);
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tempprog = NULL;
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return pixel_shader;
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}
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void PixelShaderCache::Cleanup()
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{
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PSCache::iterator iter;
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iter = PixelShaders.begin();
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while (iter != PixelShaders.end())
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{
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PSCacheEntry &entry = iter->second;
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if (entry.frameCount < frameCount - 400)
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{
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entry.Destroy();
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iter = PixelShaders.erase(iter);
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}
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else
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{
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iter++;
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}
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}
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SETSTAT(stats.numPixelShadersAlive, (int)PixelShaders.size());
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}
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#ifdef _DEBUG
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std::string PixelShaderCache::GetCurrentShaderCode()
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{
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if (last_entry)
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return last_entry->code;
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else
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return "(no shader)\n";
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}
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#endif |