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Add support for hybrid XFB

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This commit is contained in:
iwubcode
2017-05-29 17:02:09 -05:00
parent 84ca9a4aec
commit 79387dddb2
45 changed files with 400 additions and 985 deletions
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91
Source/Core/VideoBackends/Software/SWRenderer.cpp
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@ -23,26 +23,13 @@
#include "VideoCommon/VideoBackendBase.h"
#include "VideoCommon/VideoConfig.h"
static u8* s_xfbColorTexture[2];
static int s_currentColorTexture = 0;
SWRenderer::SWRenderer()
: ::Renderer(static_cast<int>(MAX_XFB_WIDTH), static_cast<int>(MAX_XFB_HEIGHT))
{
}
SWRenderer::~SWRenderer()
{
delete[] s_xfbColorTexture[0];
delete[] s_xfbColorTexture[1];
}
void SWRenderer::Init()
{
s_xfbColorTexture[0] = new u8[MAX_XFB_WIDTH * MAX_XFB_HEIGHT * 4];
s_xfbColorTexture[1] = new u8[MAX_XFB_WIDTH * MAX_XFB_HEIGHT * 4];
s_currentColorTexture = 0;
}
void SWRenderer::Shutdown()
@ -55,80 +42,16 @@ void SWRenderer::RenderText(const std::string& pstr, int left, int top, u32 colo
SWOGLWindow::s_instance->PrintText(pstr, left, top, color);
}
u8* SWRenderer::GetNextColorTexture()
{
return s_xfbColorTexture[!s_currentColorTexture];
}
u8* SWRenderer::GetCurrentColorTexture()
{
return s_xfbColorTexture[s_currentColorTexture];
}
void SWRenderer::SwapColorTexture()
{
s_currentColorTexture = !s_currentColorTexture;
}
void SWRenderer::UpdateColorTexture(EfbInterface::yuv422_packed* xfb, u32 fbWidth, u32 fbHeight)
{
if (fbWidth * fbHeight > MAX_XFB_WIDTH * MAX_XFB_HEIGHT)
{
ERROR_LOG(VIDEO, "Framebuffer is too large: %ix%i", fbWidth, fbHeight);
return;
}
u32 offset = 0;
u8* TexturePointer = GetNextColorTexture();
for (u16 y = 0; y < fbHeight; y++)
{
for (u16 x = 0; x < fbWidth; x += 2)
{
// We do this one color sample (aka 2 RGB pixles) at a time
int Y1 = xfb[x].Y - 16;
int Y2 = xfb[x + 1].Y - 16;
int U = int(xfb[x].UV) - 128;
int V = int(xfb[x + 1].UV) - 128;
// We do the inverse BT.601 conversion for YCbCr to RGB
// http://www.equasys.de/colorconversion.html#YCbCr-RGBColorFormatConversion
TexturePointer[offset++] = MathUtil::Clamp(int(1.164f * Y1 + 1.596f * V), 0, 255);
TexturePointer[offset++] =
MathUtil::Clamp(int(1.164f * Y1 - 0.392f * U - 0.813f * V), 0, 255);
TexturePointer[offset++] = MathUtil::Clamp(int(1.164f * Y1 + 2.017f * U), 0, 255);
TexturePointer[offset++] = 255;
TexturePointer[offset++] = MathUtil::Clamp(int(1.164f * Y2 + 1.596f * V), 0, 255);
TexturePointer[offset++] =
MathUtil::Clamp(int(1.164f * Y2 - 0.392f * U - 0.813f * V), 0, 255);
TexturePointer[offset++] = MathUtil::Clamp(int(1.164f * Y2 + 2.017f * U), 0, 255);
TexturePointer[offset++] = 255;
}
xfb += fbWidth;
}
SwapColorTexture();
}
// Called on the GPU thread
void SWRenderer::SwapImpl(u32 xfbAddr, u32 fbWidth, u32 fbStride, u32 fbHeight,
const EFBRectangle& rc, u64 ticks, float Gamma)
void SWRenderer::SwapImpl(AbstractTexture* texture, const EFBRectangle& rc, u64 ticks, float Gamma)
{
if (g_ActiveConfig.bUseXFB)
{
EfbInterface::yuv422_packed* xfb = (EfbInterface::yuv422_packed*)Memory::GetPointer(xfbAddr);
UpdateColorTexture(xfb, fbWidth, fbHeight);
}
else
{
EfbInterface::BypassXFB(GetCurrentColorTexture(), fbWidth, fbHeight, rc, Gamma);
}
SWOGLWindow::s_instance->ShowImage(texture, 1.0);
// Save screenshot
if (IsFrameDumping())
{
AVIDump::Frame state = AVIDump::FetchState(ticks);
DumpFrameData(GetCurrentColorTexture(), fbWidth, fbHeight, fbWidth * 4, state);
//DumpFrameData(GetCurrentColorTexture(), fbWidth, fbHeight, fbWidth * 4, state);
FinishFrameData();
}
@ -136,15 +59,9 @@ void SWRenderer::SwapImpl(u32 xfbAddr, u32 fbWidth, u32 fbStride, u32 fbHeight,
DrawDebugText();
SWOGLWindow::s_instance->ShowImage(GetCurrentColorTexture(), fbWidth * 4, fbWidth, fbHeight, 1.0);
SWOGLWindow::s_instance->ShowImage(texture, 1.0);
UpdateActiveConfig();
// virtual XFB is not supported
if (g_ActiveConfig.bUseXFB)
{
Config::SetCurrent(Config::GFX_USE_REAL_XFB, true);
}
}
u32 SWRenderer::AccessEFB(EFBAccessType type, u32 x, u32 y, u32 InputData)