Revert "Revert "OGL: Change the depth buffer type to GL_FLOAT.""

This reverts commit 05d60f4fef.
This commit is contained in:
Jules Blok 2015-06-06 20:09:22 +02:00
parent 5650b9e970
commit 8cc271516d
3 changed files with 20 additions and 17 deletions

View File

@ -91,7 +91,7 @@ FramebufferManager::FramebufferManager(int targetWidth, int targetHeight, int ms
glBindTexture(m_textureType, m_efbDepth);
glTexParameteri(m_textureType, GL_TEXTURE_MAX_LEVEL, 0);
glTexImage3D(m_textureType, 0, GL_DEPTH_COMPONENT24, m_targetWidth, m_targetHeight, m_EFBLayers, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, nullptr);
glTexImage3D(m_textureType, 0, GL_DEPTH_COMPONENT24, m_targetWidth, m_targetHeight, m_EFBLayers, 0, GL_DEPTH_COMPONENT, GL_FLOAT, nullptr);
glBindTexture(m_textureType, m_efbColorSwap);
glTexParameteri(m_textureType, GL_TEXTURE_MAX_LEVEL, 0);
@ -146,7 +146,7 @@ FramebufferManager::FramebufferManager(int targetWidth, int targetHeight, int ms
glBindTexture(resolvedType, m_resolvedDepthTexture);
glTexParameteri(resolvedType, GL_TEXTURE_MAX_LEVEL, 0);
glTexImage3D(resolvedType, 0, GL_DEPTH_COMPONENT24, m_targetWidth, m_targetHeight, m_EFBLayers, 0, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, nullptr);
glTexImage3D(resolvedType, 0, GL_DEPTH_COMPONENT24, m_targetWidth, m_targetHeight, m_EFBLayers, 0, GL_DEPTH_COMPONENT, GL_FLOAT, nullptr);
// Bind resolved textures to resolved framebuffer.
glGenFramebuffers(m_EFBLayers, m_resolvedFramebuffer);

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@ -920,7 +920,7 @@ void ClearEFBCache()
}
}
void Renderer::UpdateEFBCache(EFBAccessType type, u32 cacheRectIdx, const EFBRectangle& efbPixelRc, const TargetRectangle& targetPixelRc, const u32* data)
void Renderer::UpdateEFBCache(EFBAccessType type, u32 cacheRectIdx, const EFBRectangle& efbPixelRc, const TargetRectangle& targetPixelRc, const void* data)
{
u32 cacheType = (type == PEEK_Z ? 0 : 1);
@ -942,7 +942,18 @@ void Renderer::UpdateEFBCache(EFBAccessType type, u32 cacheRectIdx, const EFBRec
u32 xEFB = efbPixelRc.left + xCache;
u32 xPixel = (EFBToScaledX(xEFB) + EFBToScaledX(xEFB + 1)) / 2;
u32 xData = xPixel - targetPixelRc.left;
s_efbCache[cacheType][cacheRectIdx][yCache * EFB_CACHE_RECT_SIZE + xCache] = data[yData * targetPixelRcWidth + xData];
u32 value;
if (type == PEEK_Z)
{
float* ptr = (float*)data;
value = MathUtil::Clamp<u32>((u32)(ptr[yData * targetPixelRcWidth + xData] * 16777216.0f), 0, 0xFFFFFF);
}
else
{
u32* ptr = (u32*)data;
value = ptr[yData * targetPixelRcWidth + xData];
}
s_efbCache[cacheType][cacheRectIdx][yCache * EFB_CACHE_RECT_SIZE + xCache] = value;
}
}
@ -1009,10 +1020,10 @@ u32 Renderer::AccessEFB(EFBAccessType type, u32 x, u32 y, u32 poke_data)
g_renderer->RestoreAPIState();
}
std::unique_ptr<u32> depthMap(new u32[targetPixelRcWidth * targetPixelRcHeight]);
std::unique_ptr<float> depthMap(new float[targetPixelRcWidth * targetPixelRcHeight]);
glReadPixels(targetPixelRc.left, targetPixelRc.bottom, targetPixelRcWidth, targetPixelRcHeight,
GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, depthMap.get());
GL_DEPTH_COMPONENT, GL_FLOAT, depthMap.get());
UpdateEFBCache(type, cacheRectIdx, efbPixelRc, targetPixelRc, depthMap.get());
}
@ -1021,18 +1032,10 @@ u32 Renderer::AccessEFB(EFBAccessType type, u32 x, u32 y, u32 poke_data)
u32 yRect = y % EFB_CACHE_RECT_SIZE;
u32 z = s_efbCache[0][cacheRectIdx][yRect * EFB_CACHE_RECT_SIZE + xRect];
// Scale the 32-bit value returned by glReadPixels to a 24-bit
// value (GC uses a 24-bit Z-buffer).
// TODO: in RE0 this value is often off by one, which causes lighting to disappear
if (bpmem.zcontrol.pixel_format == PEControl::RGB565_Z16)
{
// if Z is in 16 bit format you must return a 16 bit integer
z = z >> 16;
}
else
{
if (bpmem.zcontrol.pixel_format == PEControl::RGB565_Z16)
z = z >> 8;
}
return z;
}

View File

@ -96,7 +96,7 @@ public:
int GetMaxTextureSize() override;
private:
void UpdateEFBCache(EFBAccessType type, u32 cacheRectIdx, const EFBRectangle& efbPixelRc, const TargetRectangle& targetPixelRc, const u32* data);
void UpdateEFBCache(EFBAccessType type, u32 cacheRectIdx, const EFBRectangle& efbPixelRc, const TargetRectangle& targetPixelRc, const void* data);
void BlitScreen(TargetRectangle src, TargetRectangle dst, GLuint src_texture, int src_width, int src_height);
};