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EFB to RAM in OGL and software plugin now work correctly when texture in RAM is a different size than the source. Corrected some block heights in texture decoder to fix copying certain EFB formats.

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git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@4580 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
donkopunchstania
2009-11-15 20:14:03 +00:00
parent 9c03de8790
commit f992fc6949
3 changed files with 135 additions and 95 deletions
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37
Source/Plugins/Plugin_VideoOGL/Src/TextureConverter.cpp
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@ -166,7 +166,7 @@ void Shutdown()
}
void EncodeToRamUsingShader(FRAGMENTSHADER& shader, GLuint srcTexture, const TargetRectangle& sourceRc,
u8* destAddr, int dstWidth, int dstHeight, bool linearFilter)
u8* destAddr, int dstWidth, int dstHeight, int readStride, bool toTexture, bool linearFilter)
{
Renderer::ResetAPIState();
@ -214,7 +214,29 @@ void EncodeToRamUsingShader(FRAGMENTSHADER& shader, GLuint srcTexture, const Tar
// .. and then readback the results.
// TODO: make this less slow.
glReadPixels(0, 0, (GLsizei)dstWidth, (GLsizei)dstHeight, GL_BGRA, GL_UNSIGNED_BYTE, destAddr);
int writeStride = bpmem.copyMipMapStrideChannels * 32;
if (writeStride != readStride && toTexture)
{
// writing to a texture of a different size
int readHeight = readStride / dstWidth;
readHeight /= 4; // 4 bytes per pixel
int readStart = 0;
int readLoops = dstHeight / readHeight;
for (int i = 0; i < readLoops; i++)
{
glReadPixels(0, readStart, (GLsizei)dstWidth, (GLsizei)readHeight, GL_BGRA, GL_UNSIGNED_BYTE, destAddr);
readStart += readHeight;
destAddr += writeStride;
}
}
else
glReadPixels(0, 0, (GLsizei)dstWidth, (GLsizei)dstHeight, GL_BGRA, GL_UNSIGNED_BYTE, destAddr);
GL_REPORT_ERRORD();
g_framebufferManager.SetFramebuffer(0);
@ -282,13 +304,20 @@ void EncodeToRam(u32 address, bool bFromZBuffer, bool bIsIntensityFmt, u32 copyf
scaledSource.left = 0;
scaledSource.right = expandedWidth / samples;
EncodeToRamUsingShader(texconv_shader, source_texture, scaledSource, dest_ptr, expandedWidth / samples, expandedHeight, bScaleByHalf > 0);
int cacheBytes = 32;
if ((format & 0x0f) == 6)
cacheBytes = 64;
int readStride = (expandedWidth * cacheBytes) / TexDecoder_GetBlockWidthInTexels(format);
EncodeToRamUsingShader(texconv_shader, source_texture, scaledSource, dest_ptr, expandedWidth / samples, expandedHeight, readStride, true, bScaleByHalf > 0);
}
void EncodeToRamYUYV(GLuint srcTexture, const TargetRectangle& sourceRc,
u8* destAddr, int dstWidth, int dstHeight)
{
EncodeToRamUsingShader(s_rgbToYuyvProgram, srcTexture, sourceRc, destAddr, dstWidth / 2, dstHeight, false);
EncodeToRamUsingShader(s_rgbToYuyvProgram, srcTexture, sourceRc, destAddr, dstWidth / 2, dstHeight, 0, false, false);
}