dolphin/Source/Plugins/Plugin_VideoMerge/Src/OGL/OGL_VertexManager.cpp

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// 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 <fstream>
#include <vector>
// Common
#include "MemoryUtil.h"
#include "FileUtil.h"
// VideoCommon
#include "Fifo.h"
#include "VideoConfig.h"
#include "Statistics.h"
#include "Profiler.h"
#include "ImageWrite.h"
#include "BPMemory.h"
#include "IndexGenerator.h"
#include "OpcodeDecoding.h"
#include "PixelShaderManager.h"
#include "VertexShaderManager.h"
#include "VertexShaderGen.h"
#include "VertexLoader.h"
// OGL
#include "OGL_Render.h"
#include "OGL_TextureCache.h"
#include "OGL_PixelShaderCache.h"
#include "OGL_VertexShaderCache.h"
#include "OGL_VertexManager.h"
#include "../Main.h"
namespace OGL
{
enum
{
MAXVBUFFERSIZE = 0x1FFFF,
MAXIBUFFERSIZE = 0xFFFF,
MAXVBOBUFFERCOUNT = 0x8,
};
//static GLuint s_vboBuffers[MAXVBOBUFFERCOUNT] = {0};
//static int s_nCurVBOIndex = 0; // current free buffer
VertexManager::VertexManager()
{
lastPrimitive = GX_DRAW_NONE;
//s_nCurVBOIndex = 0;
//glGenBuffers(ARRAYSIZE(s_vboBuffers), s_vboBuffers);
glEnableClientState(GL_VERTEX_ARRAY);
g_nativeVertexFmt = NULL;
GL_REPORT_ERRORD();
}
VertexManager::~VertexManager()
{
//glDeleteBuffers(ARRAYSIZE(s_vboBuffers), s_vboBuffers);
//s_nCurVBOIndex = 0;
}
void VertexManager::Draw(u32 /*stride*/, bool alphapass)
{
if (alphapass)
{
glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_TRUE);
glDisable(GL_BLEND);
}
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);
}
if (alphapass)
{
// restore color mask
g_renderer->SetColorMask();
if (bpmem.blendmode.blendenable || bpmem.blendmode.subtract)
glEnable(GL_BLEND);
}
}
}