dolphin/Source/Plugins/Plugin_VideoSoftware/Src/EfbCopy.cpp

116 lines
3.1 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 "main.h"
#include "BPMemLoader.h"
#include "EfbCopy.h"
#include "EfbInterface.h"
#include "Renderer.h"
#include "TextureEncoder.h"
#include "Statistics.h"
#include "SWVideoConfig.h"
#include "DebugUtil.h"
#include "HwRasterizer.h"
#include "CommandProcessor.h"
#include "GLUtil.h"
#include "HW/Memmap.h"
#include "Core.h"
namespace EfbCopy
{
void CopyToXfb()
{
OpenGL_Update(); // just updates the render window position and the backbuffer size
if (!g_SWVideoConfig.bHwRasterizer)
{
// copy to open gl for rendering
EfbInterface::UpdateColorTexture();
Renderer::DrawTexture(EfbInterface::efbColorTexture, EFB_WIDTH, EFB_HEIGHT);
}
Renderer::SwapBuffer();
}
void CopyToRam()
{
if (!g_SWVideoConfig.bHwRasterizer)
{
u8 *dest_ptr = Memory::GetPointer(bpmem.copyTexDest << 5);
TextureEncoder::Encode(dest_ptr);
}
}
void ClearEfb()
{
u32 clearColor = (bpmem.clearcolorAR & 0xff) << 24 | bpmem.clearcolorGB << 8 | (bpmem.clearcolorAR & 0xff00) >> 8;
int left = bpmem.copyTexSrcXY.x;
int top = bpmem.copyTexSrcXY.y;
int right = left + bpmem.copyTexSrcWH.x;
int bottom = top + bpmem.copyTexSrcWH.y;
for (u16 y = top; y <= bottom; y++)
{
for (u16 x = left; x <= right; x++)
{
EfbInterface::SetColor(x, y, (u8*)(&clearColor));
EfbInterface::SetDepth(x, y, bpmem.clearZValue);
}
}
}
void CopyEfb()
{
if (bpmem.triggerEFBCopy.copy_to_xfb)
DebugUtil::OnFrameEnd();
if (!g_bSkipCurrentFrame)
{
if (bpmem.triggerEFBCopy.copy_to_xfb)
{
CopyToXfb();
Core::Callback_VideoCopiedToXFB(false);
stats.frameCount++;
}
else
{
CopyToRam();
}
if (bpmem.triggerEFBCopy.clear)
{
if (g_SWVideoConfig.bHwRasterizer)
HwRasterizer::Clear();
else
ClearEfb();
}
}
else
{
if (bpmem.triggerEFBCopy.copy_to_xfb)
{
// no frame rendered but tell that a frame has finished for frame skip counter
Core::Callback_VideoCopiedToXFB(false);
}
}
}
}