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read front buffer

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This commit is contained in:
Ian Curtis 2016-04-28 22:15:36 +00:00
parent 7456aa745c
commit 2785ecd25f
1 changed files with 8 additions and 2 deletions
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10
Src/OSD/SDL/Main.cpp
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@ -459,6 +459,11 @@ static void TestPolygonHeaderBits(IEmulator *Emu)
0xffffff60,
0xff0300ff // not sure about contour and luminous
};
GLint readBuffer;
glGetIntegerv(GL_READ_BUFFER, &readBuffer);
glReadBuffer(GL_FRONT);
// Render separate image for each unknown bit
g_forceFlushModels = true;
for (int idx = 0; idx < 7; idx++)
@ -471,13 +476,14 @@ static void TestPolygonHeaderBits(IEmulator *Emu)
if ((unknownPolyBits[idx] & mask))
{
Emu->RenderFrame();
SDL_GL_SwapBuffers(); // swap the buffer second time to get back rendered frame
std::string file = Util::Format() << "Analysis/" << GetFileBaseName(s_gfxStatePath) << "." << idx << "_" << Util::Hex(mask) << ".bmp";
SaveFrameBuffer(file);
SDL_GL_SwapBuffers(); // show some visual feedback
}
}
}
glReadBuffer(readBuffer);
// Generate the HTML GUI
std::string file = Util::Format() << "Analysis/_" << GetFileBaseName(s_gfxStatePath) << ".html";
std::ofstream fs(file);