dolphin/Source/Plugins/Plugin_VideoOGL/Src/VertexManager.cpp
NeoBrainX 9adc119e3c PixelShaderGen: For custom textures and scaled EFB copies, use correct texel to pixel mapping when sampling textures
(D3D9 only)

This is basically the same as revision e58692653a, just for scaled textures and with a LOT more work...
2012-02-20 20:32:08 +01:00

278 lines
8.9 KiB
C++

// Copyright (C) 2003 Dolphin Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official SVN repository and contact information can be found at
// http://code.google.com/p/dolphin-emu/
#include "Globals.h"
#include <fstream>
#include <vector>
#include "Fifo.h"
#include "VideoConfig.h"
#include "Statistics.h"
#include "MemoryUtil.h"
#include "Render.h"
#include "ImageWrite.h"
#include "BPMemory.h"
#include "TextureCache.h"
#include "PixelShaderCache.h"
#include "PixelShaderManager.h"
#include "VertexShaderCache.h"
#include "VertexShaderManager.h"
#include "VertexShaderGen.h"
#include "VertexLoader.h"
#include "VertexManager.h"
#include "IndexGenerator.h"
#include "OpcodeDecoding.h"
#include "FileUtil.h"
#include "Debugger.h"
#include "main.h"
// internal state for loading vertices
extern NativeVertexFormat *g_nativeVertexFmt;
namespace OGL
{
//static GLint max_Index_size = 0;
//static GLuint s_vboBuffers[MAXVBOBUFFERCOUNT] = {0};
//static int s_nCurVBOIndex = 0; // current free buffer
VertexManager::VertexManager()
{
// TODO: doesn't seem to be used anywhere
//glGetIntegerv(GL_MAX_ELEMENTS_INDICES, (GLint*)&max_Index_size);
//
//if (max_Index_size > MAXIBUFFERSIZE)
// max_Index_size = MAXIBUFFERSIZE;
//
//GL_REPORT_ERRORD();
glEnableClientState(GL_VERTEX_ARRAY);
GL_REPORT_ERRORD();
}
void VertexManager::Draw()
{
if (IndexGenerator::GetNumTriangles() > 0)
{
glDrawElements(GL_TRIANGLES, IndexGenerator::GetTriangleindexLen(), GL_UNSIGNED_SHORT, TIBuffer);
INCSTAT(stats.thisFrame.numIndexedDrawCalls);
}
if (IndexGenerator::GetNumLines() > 0)
{
glDrawElements(GL_LINES, IndexGenerator::GetLineindexLen(), GL_UNSIGNED_SHORT, LIBuffer);
INCSTAT(stats.thisFrame.numIndexedDrawCalls);
}
if (IndexGenerator::GetNumPoints() > 0)
{
glDrawElements(GL_POINTS, IndexGenerator::GetPointindexLen(), GL_UNSIGNED_SHORT, PIBuffer);
INCSTAT(stats.thisFrame.numIndexedDrawCalls);
}
}
void VertexManager::vFlush()
{
if (LocalVBuffer == s_pCurBufferPointer) return;
if (Flushed) return;
Flushed=true;
VideoFifo_CheckEFBAccess();
#if defined(_DEBUG) || defined(DEBUGFAST)
PRIM_LOG("frame%d:\n texgen=%d, numchan=%d, dualtex=%d, ztex=%d, cole=%d, alpe=%d, ze=%d", g_ActiveConfig.iSaveTargetId, xfregs.numTexGen.numTexGens,
xfregs.numChan.numColorChans, xfregs.dualTexTrans.enabled, bpmem.ztex2.op,
bpmem.blendmode.colorupdate, bpmem.blendmode.alphaupdate, bpmem.zmode.updateenable);
for (unsigned int i = 0; i < xfregs.numChan.numColorChans; ++i)
{
LitChannel* ch = &xfregs.color[i];
PRIM_LOG("colchan%d: matsrc=%d, light=0x%x, ambsrc=%d, diffunc=%d, attfunc=%d", i, ch->matsource, ch->GetFullLightMask(), ch->ambsource, ch->diffusefunc, ch->attnfunc);
ch = &xfregs.alpha[i];
PRIM_LOG("alpchan%d: matsrc=%d, light=0x%x, ambsrc=%d, diffunc=%d, attfunc=%d", i, ch->matsource, ch->GetFullLightMask(), ch->ambsource, ch->diffusefunc, ch->attnfunc);
}
for (unsigned int i = 0; i < xfregs.numTexGen.numTexGens; ++i)
{
TexMtxInfo tinfo = xfregs.texMtxInfo[i];
if (tinfo.texgentype != XF_TEXGEN_EMBOSS_MAP) tinfo.hex &= 0x7ff;
if (tinfo.texgentype != XF_TEXGEN_REGULAR) tinfo.projection = 0;
PRIM_LOG("txgen%d: proj=%d, input=%d, gentype=%d, srcrow=%d, embsrc=%d, emblght=%d, postmtx=%d, postnorm=%d",
i, tinfo.projection, tinfo.inputform, tinfo.texgentype, tinfo.sourcerow, tinfo.embosssourceshift, tinfo.embosslightshift,
xfregs.postMtxInfo[i].index, xfregs.postMtxInfo[i].normalize);
}
PRIM_LOG("pixel: tev=%d, ind=%d, texgen=%d, dstalpha=%d, alphafunc=0x%x", bpmem.genMode.numtevstages+1, bpmem.genMode.numindstages,
bpmem.genMode.numtexgens, (u32)bpmem.dstalpha.enable, (bpmem.alphaFunc.hex>>16)&0xff);
#endif
(void)GL_REPORT_ERROR();
//glBindBuffer(GL_ARRAY_BUFFER, s_vboBuffers[s_nCurVBOIndex]);
//glBufferData(GL_ARRAY_BUFFER, s_pCurBufferPointer - LocalVBuffer, LocalVBuffer, GL_STREAM_DRAW);
GL_REPORT_ERRORD();
// setup the pointers
if (g_nativeVertexFmt)
g_nativeVertexFmt->SetupVertexPointers();
GL_REPORT_ERRORD();
u32 usedtextures = 0;
for (u32 i = 0; i < (u32)bpmem.genMode.numtevstages + 1; ++i)
if (bpmem.tevorders[i / 2].getEnable(i & 1))
usedtextures |= 1 << bpmem.tevorders[i/2].getTexMap(i & 1);
if (bpmem.genMode.numindstages > 0)
for (u32 i = 0; i < (u32)bpmem.genMode.numtevstages + 1; ++i)
if (bpmem.tevind[i].IsActive() && bpmem.tevind[i].bt < bpmem.genMode.numindstages)
usedtextures |= 1 << bpmem.tevindref.getTexMap(bpmem.tevind[i].bt);
for (int i = 0; i < 8; i++)
{
if (usedtextures & (1 << i))
{
glActiveTexture(GL_TEXTURE0 + i);
FourTexUnits &tex = bpmem.tex[i >> 2];
TextureCache::TCacheEntryBase* tentry = TextureCache::Load(i,
(tex.texImage3[i&3].image_base/* & 0x1FFFFF*/) << 5,
tex.texImage0[i&3].width + 1, tex.texImage0[i&3].height + 1,
tex.texImage0[i&3].format, tex.texTlut[i&3].tmem_offset<<9,
tex.texTlut[i&3].tlut_format,
(tex.texMode0[i&3].min_filter & 3) && (tex.texMode0[i&3].min_filter != 8) && g_ActiveConfig.bUseNativeMips,
tex.texMode1[i&3].max_lod >> 4,
tex.texImage1[i&3].image_type);
if (tentry)
{
// 0s are probably for no manual wrapping needed.
PixelShaderManager::SetTexDims(i, tentry->native_width, tentry->native_height, tentry->virtual_width, tentry->virtual_height, 0, 0, API_OPENGL);
if (g_ActiveConfig.iLog & CONF_SAVETEXTURES)
{
// save the textures
char strfile[255];
sprintf(strfile, "%stex%.3d_%d.tga",
File::GetUserPath(D_DUMPFRAMES_IDX).c_str(), g_Config.iSaveTargetId, i);
tentry->Save(strfile);
}
}
else
ERROR_LOG(VIDEO, "error loading texture");
}
}
// set global constants
VertexShaderManager::SetConstants();
PixelShaderManager::SetConstants(API_OPENGL);
bool useDstAlpha = !g_ActiveConfig.bDstAlphaPass && bpmem.dstalpha.enable && bpmem.blendmode.alphaupdate
&& bpmem.zcontrol.pixel_format == PIXELFMT_RGBA6_Z24;
#ifdef USE_DUAL_SOURCE_BLEND
bool dualSourcePossible = GLEW_ARB_blend_func_extended;
// finally bind
FRAGMENTSHADER* ps;
if (dualSourcePossible)
{
if (useDstAlpha)
{
// If host supports GL_ARB_blend_func_extended, we can do dst alpha in
// the same pass as regular rendering.
g_renderer->SetBlendMode(true);
ps = PixelShaderCache::SetShader(DSTALPHA_DUAL_SOURCE_BLEND, g_nativeVertexFmt->m_components);
}
else
{
g_renderer->SetBlendMode(true);
ps = PixelShaderCache::SetShader(DSTALPHA_NONE,g_nativeVertexFmt->m_components);
}
}
else
{
ps = PixelShaderCache::SetShader(DSTALPHA_NONE,g_nativeVertexFmt->m_components);
}
#else
bool dualSourcePossible = false;
FRAGMENTSHADER* ps = PixelShaderCache::SetShader(DSTALPHA_NONE,g_nativeVertexFmt->m_components);
#endif
VERTEXSHADER* vs = VertexShaderCache::SetShader(g_nativeVertexFmt->m_components);
if (ps) PixelShaderCache::SetCurrentShader(ps->glprogid); // Lego Star Wars crashes here.
if (vs) VertexShaderCache::SetCurrentShader(vs->glprogid);
Draw();
// run through vertex groups again to set alpha
if (useDstAlpha && !dualSourcePossible)
{
ps = PixelShaderCache::SetShader(DSTALPHA_ALPHA_PASS,g_nativeVertexFmt->m_components);
if (ps) PixelShaderCache::SetCurrentShader(ps->glprogid);
// only update alpha
glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_TRUE);
glDisable(GL_BLEND);
Draw();
// restore color mask
g_renderer->SetColorMask();
if (bpmem.blendmode.blendenable || bpmem.blendmode.subtract)
glEnable(GL_BLEND);
}
GFX_DEBUGGER_PAUSE_AT(NEXT_FLUSH, true);
//s_nCurVBOIndex = (s_nCurVBOIndex + 1) % ARRAYSIZE(s_vboBuffers);
s_pCurBufferPointer = LocalVBuffer;
IndexGenerator::Start(TIBuffer,LIBuffer,PIBuffer);
#if defined(_DEBUG) || defined(DEBUGFAST)
if (g_ActiveConfig.iLog & CONF_SAVESHADERS)
{
// save the shaders
char strfile[255];
sprintf(strfile, "%sps%.3d.txt", File::GetUserPath(D_DUMPFRAMES_IDX).c_str(), g_ActiveConfig.iSaveTargetId);
std::ofstream fps(strfile);
fps << ps->strprog.c_str();
sprintf(strfile, "%svs%.3d.txt", File::GetUserPath(D_DUMPFRAMES_IDX).c_str(), g_ActiveConfig.iSaveTargetId);
std::ofstream fvs(strfile);
fvs << vs->strprog.c_str();
}
if (g_ActiveConfig.iLog & CONF_SAVETARGETS)
{
char str[128];
sprintf(str, "%starg%.3d.tga", File::GetUserPath(D_DUMPFRAMES_IDX).c_str(), g_ActiveConfig.iSaveTargetId);
TargetRectangle tr;
tr.left = 0;
tr.right = Renderer::GetTargetWidth();
tr.top = 0;
tr.bottom = Renderer::GetTargetHeight();
g_renderer->SaveScreenshot(str, tr);
}
#endif
g_Config.iSaveTargetId++;
ClearEFBCache();
GL_REPORT_ERRORD();
}
} // namespace