forked from dolphin-emu/dolphin
		
	git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@3234 8ced0084-cf51-0410-be5f-012b33b47a6e
		
			
				
	
	
		
			344 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			344 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
// Copyright (C) 2003-2009 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 "Config.h"
 | 
						|
#include "Statistics.h"
 | 
						|
#include "MemoryUtil.h"
 | 
						|
#include "Profiler.h"
 | 
						|
#include "Render.h"
 | 
						|
#include "ImageWrite.h"
 | 
						|
#include "BPMemory.h"
 | 
						|
#include "TextureMngr.h"
 | 
						|
#include "PixelShaderCache.h"
 | 
						|
#include "PixelShaderManager.h"
 | 
						|
#include "VertexShaderCache.h"
 | 
						|
#include "VertexShaderManager.h"
 | 
						|
#include "VertexShaderGen.h"
 | 
						|
#include "VertexLoader.h"
 | 
						|
#include "VertexManager.h"
 | 
						|
 | 
						|
#define MAX_BUFFER_SIZE 0x4000
 | 
						|
 | 
						|
// internal state for loading vertices
 | 
						|
extern NativeVertexFormat *g_nativeVertexFmt;
 | 
						|
 | 
						|
namespace VertexManager
 | 
						|
{
 | 
						|
 | 
						|
static GLuint s_vboBuffers[0x40] = {0};
 | 
						|
static int s_nCurVBOIndex = 0; // current free buffer
 | 
						|
static u8 *s_pBaseBufferPointer = NULL;
 | 
						|
static std::vector< GLint > s_vertexFirstOffset;
 | 
						|
static std::vector< GLsizei > s_vertexGroupSize;
 | 
						|
static std::vector< std::pair< GLenum, int > > s_vertexGroups;
 | 
						|
u32 s_vertexCount;
 | 
						|
 | 
						|
static const GLenum c_primitiveType[8] =
 | 
						|
{
 | 
						|
    GL_QUADS,
 | 
						|
    GL_ZERO, //nothing
 | 
						|
    GL_TRIANGLES,
 | 
						|
    GL_TRIANGLE_STRIP,
 | 
						|
    GL_TRIANGLE_FAN,
 | 
						|
    GL_LINES,
 | 
						|
    GL_LINE_STRIP,
 | 
						|
    GL_POINTS
 | 
						|
};
 | 
						|
 | 
						|
bool Init()
 | 
						|
{
 | 
						|
	s_pBaseBufferPointer = (u8*)AllocateMemoryPages(MAX_BUFFER_SIZE);
 | 
						|
	s_pCurBufferPointer = s_pBaseBufferPointer;
 | 
						|
 | 
						|
	s_nCurVBOIndex = 0;
 | 
						|
	glGenBuffers(ARRAYSIZE(s_vboBuffers), s_vboBuffers);
 | 
						|
	for (u32 i = 0; i < ARRAYSIZE(s_vboBuffers); ++i) {
 | 
						|
		glBindBuffer(GL_ARRAY_BUFFER, s_vboBuffers[i]);
 | 
						|
		glBufferData(GL_ARRAY_BUFFER, MAX_BUFFER_SIZE, NULL, GL_STREAM_DRAW);
 | 
						|
	}
 | 
						|
 | 
						|
	glEnableClientState(GL_VERTEX_ARRAY);
 | 
						|
	g_nativeVertexFmt = NULL;
 | 
						|
	GL_REPORT_ERRORD();
 | 
						|
 | 
						|
	return true;
 | 
						|
}
 | 
						|
 | 
						|
void Shutdown()
 | 
						|
{
 | 
						|
	FreeMemoryPages(s_pBaseBufferPointer, MAX_BUFFER_SIZE); s_pBaseBufferPointer = s_pCurBufferPointer = NULL;
 | 
						|
	glDeleteBuffers(ARRAYSIZE(s_vboBuffers), s_vboBuffers);
 | 
						|
	memset(s_vboBuffers, 0, sizeof(s_vboBuffers));
 | 
						|
 | 
						|
	s_vertexFirstOffset.resize(0);
 | 
						|
	s_vertexGroupSize.resize(0);
 | 
						|
	s_vertexGroups.resize(0);
 | 
						|
	s_vertexCount = 0;
 | 
						|
	s_nCurVBOIndex = 0;
 | 
						|
	ResetBuffer();
 | 
						|
}
 | 
						|
 | 
						|
void ResetBuffer()
 | 
						|
{
 | 
						|
	s_nCurVBOIndex = (s_nCurVBOIndex + 1) % ARRAYSIZE(s_vboBuffers);
 | 
						|
	s_pCurBufferPointer = s_pBaseBufferPointer;
 | 
						|
	s_vertexFirstOffset.resize(0);
 | 
						|
	s_vertexGroupSize.resize(0);
 | 
						|
	s_vertexGroups.resize(0);
 | 
						|
	s_vertexCount = 0;
 | 
						|
}
 | 
						|
 | 
						|
int GetRemainingSize()
 | 
						|
{
 | 
						|
	return MAX_BUFFER_SIZE - (int)(s_pCurBufferPointer - s_pBaseBufferPointer);
 | 
						|
}
 | 
						|
 | 
						|
void AddVertices(int primitive, int numvertices)
 | 
						|
{
 | 
						|
	_assert_(numvertices > 0);
 | 
						|
	_assert_(g_nativeVertexFmt != NULL);
 | 
						|
 | 
						|
	ADDSTAT(stats.thisFrame.numPrims, numvertices);
 | 
						|
	if (!s_vertexGroups.empty() && s_vertexGroups.back().first == c_primitiveType[primitive]) {
 | 
						|
		// We can join primitives for free here. Not likely to help much, though, but whatever...
 | 
						|
		if (c_primitiveType[primitive] == GL_TRIANGLES ||
 | 
						|
			c_primitiveType[primitive] == GL_LINES ||
 | 
						|
			c_primitiveType[primitive] == GL_POINTS ||
 | 
						|
			c_primitiveType[primitive] == GL_QUADS) {
 | 
						|
			INCSTAT(stats.thisFrame.numPrimitiveJoins);
 | 
						|
			// Easy join
 | 
						|
			s_vertexGroupSize.back() += numvertices;
 | 
						|
			s_vertexCount += numvertices;
 | 
						|
			return;
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	s_vertexFirstOffset.push_back(s_vertexCount);
 | 
						|
	s_vertexGroupSize.push_back(numvertices);
 | 
						|
	s_vertexCount += numvertices;
 | 
						|
	if (!s_vertexGroups.empty() && s_vertexGroups.back().first == c_primitiveType[primitive])
 | 
						|
		s_vertexGroups.back().second++;
 | 
						|
	else
 | 
						|
		s_vertexGroups.push_back(std::make_pair(c_primitiveType[primitive], 1));
 | 
						|
 | 
						|
#if defined(_DEBUG) || defined(DEBUGFAST) 
 | 
						|
	static const char *sprims[8] = {"quads", "nothing", "tris", "tstrip", "tfan", "lines", "lstrip", "points"};
 | 
						|
	PRIM_LOG("prim: %s, c=%d", sprims[primitive], numvertices);
 | 
						|
#endif
 | 
						|
}
 | 
						|
 | 
						|
void Flush()
 | 
						|
{
 | 
						|
	if (s_vertexCount == 0)
 | 
						|
		return;
 | 
						|
 | 
						|
	_assert_(s_pCurBufferPointer != s_pBaseBufferPointer);
 | 
						|
 | 
						|
#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_Config.iSaveTargetId, xfregs.numTexGens,
 | 
						|
		xfregs.nNumChans, (int)xfregs.bEnableDualTexTransform, bpmem.ztex2.op,
 | 
						|
		bpmem.blendmode.colorupdate, bpmem.blendmode.alphaupdate, bpmem.zmode.updateenable);
 | 
						|
 | 
						|
	for (int i = 0; i < xfregs.nNumChans; ++i) 
 | 
						|
	{
 | 
						|
		LitChannel* ch = &xfregs.colChans[i].color;
 | 
						|
		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.colChans[i].alpha;
 | 
						|
		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 (int i = 0; i < xfregs.numTexGens; ++i) 
 | 
						|
	{
 | 
						|
		TexMtxInfo tinfo = xfregs.texcoords[i].texmtxinfo;
 | 
						|
		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.texcoords[i].postmtxinfo.index, xfregs.texcoords[i].postmtxinfo.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
 | 
						|
 | 
						|
	DVSTARTPROFILE();
 | 
						|
 | 
						|
	GL_REPORT_ERRORD(); 
 | 
						|
 | 
						|
	glBindBuffer(GL_ARRAY_BUFFER, s_vboBuffers[s_nCurVBOIndex]);
 | 
						|
	glBufferData(GL_ARRAY_BUFFER, s_pCurBufferPointer - s_pBaseBufferPointer, s_pBaseBufferPointer, GL_STREAM_DRAW);
 | 
						|
	GL_REPORT_ERRORD();
 | 
						|
 | 
						|
	// setup the pointers
 | 
						|
	if(g_nativeVertexFmt)
 | 
						|
		g_nativeVertexFmt->SetupVertexPointers();
 | 
						|
	GL_REPORT_ERRORD();
 | 
						|
 | 
						|
	// set the textures
 | 
						|
	DVSTARTSUBPROFILE("VertexManager::Flush:textures");
 | 
						|
 | 
						|
	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);
 | 
						|
 | 
						|
	u32 nonpow2tex = 0;
 | 
						|
	for (int i = 0; i < 8; i++) 
 | 
						|
	{
 | 
						|
		if (usedtextures & (1 << i)) 
 | 
						|
		{
 | 
						|
			glActiveTexture(GL_TEXTURE0 + i);
 | 
						|
 | 
						|
			FourTexUnits &tex = bpmem.tex[i >> 2];
 | 
						|
			TextureMngr::TCacheEntry* tentry = TextureMngr::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);
 | 
						|
 | 
						|
			if (tentry != NULL) 
 | 
						|
			{
 | 
						|
				// texture loaded fine, set dims for pixel shader
 | 
						|
				if (tentry->isNonPow2) 
 | 
						|
				{
 | 
						|
					PixelShaderManager::SetTexDims(i, tentry->w, tentry->h, tentry->mode.wrap_s, tentry->mode.wrap_t);
 | 
						|
					nonpow2tex |= 1 << i;
 | 
						|
					if (tentry->mode.wrap_s > 0) nonpow2tex |= 1 << (8 + i);
 | 
						|
					if (tentry->mode.wrap_t > 0) nonpow2tex |= 1 << (16 + i);
 | 
						|
				}
 | 
						|
				// if texture is power of two, set to ones (since don't need scaling)
 | 
						|
				// (the above seems to have changed - we set the width and height here too.
 | 
						|
				else 
 | 
						|
				{
 | 
						|
					// 0s are probably for no manual wrapping needed.
 | 
						|
					PixelShaderManager::SetTexDims(i, tentry->w, tentry->h, 0, 0);
 | 
						|
				}
 | 
						|
				// texture is hires - pass the scaling size
 | 
						|
				if (tentry->scaleX != 1.0f || tentry->scaleY != 1.0f)
 | 
						|
					PixelShaderManager::SetCustomTexScale(i, tentry->scaleX, tentry->scaleY);
 | 
						|
				if (g_Config.iLog & CONF_SAVETEXTURES) 
 | 
						|
				{
 | 
						|
					// save the textures
 | 
						|
					char strfile[255];
 | 
						|
					sprintf(strfile, "%sframes/tex%.3d_%d.tga", FULL_DUMP_DIR, g_Config.iSaveTargetId, i);
 | 
						|
					SaveTexture(strfile, tentry->isNonPow2?GL_TEXTURE_RECTANGLE_ARB:GL_TEXTURE_2D, tentry->texture, tentry->w, tentry->h);
 | 
						|
				}
 | 
						|
			}
 | 
						|
			else
 | 
						|
				ERROR_LOG(VIDEO, "error loading tex\n");
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	PixelShaderManager::SetTexturesUsed(nonpow2tex);
 | 
						|
 | 
						|
	FRAGMENTSHADER* ps = PixelShaderCache::GetShader(false);
 | 
						|
	VERTEXSHADER* vs = VertexShaderCache::GetShader(g_nativeVertexFmt->m_components);
 | 
						|
 | 
						|
	// set global constants
 | 
						|
    VertexShaderManager::SetConstants(g_Config.bProjHack1,g_Config.bPhackvalue1, g_Config.fhackvalue1, g_Config.bPhackvalue2, g_Config.fhackvalue2, g_Config.bFreeLook);
 | 
						|
	PixelShaderManager::SetConstants();
 | 
						|
 | 
						|
	// finally bind
 | 
						|
 | 
						|
	// TODO - cache progid, check if same as before. Maybe GL does this internally, though.
 | 
						|
	// This is the really annoying problem with GL - you never know whether it's worth caching stuff yourself.
 | 
						|
	if (vs) glBindProgramARB(GL_VERTEX_PROGRAM_ARB, vs->glprogid);
 | 
						|
	if (ps) glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, ps->glprogid); // Lego Star Wars crashes here.
 | 
						|
 | 
						|
#if defined(_DEBUG) || defined(DEBUGFAST) 
 | 
						|
	PRIM_LOG("");
 | 
						|
#endif
 | 
						|
 | 
						|
	int groupStart = 0;
 | 
						|
	for (unsigned i = 0; i < s_vertexGroups.size(); i++)
 | 
						|
	{
 | 
						|
		INCSTAT(stats.thisFrame.numDrawCalls);
 | 
						|
		glMultiDrawArrays(s_vertexGroups[i].first,
 | 
						|
		                  &s_vertexFirstOffset[groupStart],
 | 
						|
		                  &s_vertexGroupSize[groupStart], 
 | 
						|
		                  s_vertexGroups[i].second);
 | 
						|
		groupStart += s_vertexGroups[i].second;
 | 
						|
	}
 | 
						|
 | 
						|
    // run through vertex groups again to set alpha
 | 
						|
    if (!g_Config.bDstAlphaPass && bpmem.dstalpha.enable && bpmem.blendmode.alphaupdate) 
 | 
						|
	{
 | 
						|
        ps = PixelShaderCache::GetShader(true);
 | 
						|
 | 
						|
        if (ps) glBindProgramARB(GL_FRAGMENT_PROGRAM_ARB, ps->glprogid);
 | 
						|
 | 
						|
        // only update alpha
 | 
						|
        glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_TRUE);
 | 
						|
 | 
						|
        glDisable(GL_BLEND);
 | 
						|
 | 
						|
        groupStart = 0;
 | 
						|
	    for (unsigned i = 0; i < s_vertexGroups.size(); i++)
 | 
						|
	    {
 | 
						|
		    INCSTAT(stats.thisFrame.numDrawCalls);
 | 
						|
		    glMultiDrawArrays(s_vertexGroups[i].first,
 | 
						|
		                      &s_vertexFirstOffset[groupStart],
 | 
						|
		                      &s_vertexGroupSize[groupStart], 
 | 
						|
		                      s_vertexGroups[i].second);
 | 
						|
		    groupStart += s_vertexGroups[i].second;
 | 
						|
	    }
 | 
						|
 | 
						|
        // restore color mask
 | 
						|
        Renderer::SetColorMask();
 | 
						|
 | 
						|
        if (bpmem.blendmode.blendenable || bpmem.blendmode.subtract) 
 | 
						|
            glEnable(GL_BLEND);
 | 
						|
    }
 | 
						|
 | 
						|
#if defined(_DEBUG) || defined(DEBUGFAST) 
 | 
						|
	if (g_Config.iLog & CONF_SAVESHADERS) 
 | 
						|
	{
 | 
						|
		// save the shaders
 | 
						|
		char strfile[255];
 | 
						|
		sprintf(strfile, "%sframes/ps%.3d.txt", FULL_DUMP_DIR, g_Config.iSaveTargetId);
 | 
						|
		std::ofstream fps(strfile);
 | 
						|
		fps << ps->strprog.c_str();
 | 
						|
		sprintf(strfile, "%sframes/vs%.3d.txt", FULL_DUMP_DIR, g_Config.iSaveTargetId);
 | 
						|
		std::ofstream fvs(strfile);
 | 
						|
		fvs << vs->strprog.c_str();
 | 
						|
	}
 | 
						|
 | 
						|
	if (g_Config.iLog & CONF_SAVETARGETS) 
 | 
						|
	{
 | 
						|
		char str[128];
 | 
						|
		sprintf(str, "%sframes/targ%.3d.tga", FULL_DUMP_DIR, g_Config.iSaveTargetId);
 | 
						|
		Renderer::SaveRenderTarget(str, Renderer::GetTargetWidth(), Renderer::GetTargetHeight());
 | 
						|
	}
 | 
						|
#endif
 | 
						|
	g_Config.iSaveTargetId++;
 | 
						|
 | 
						|
	GL_REPORT_ERRORD();
 | 
						|
 | 
						|
	ResetBuffer();
 | 
						|
}
 | 
						|
 | 
						|
}  // namespace
 |