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OGL: Change the depth buffer type to GL_FLOAT.

This commit is contained in:
Jules Blok 2015-05-06 21:31:05 +02:00
parent c4f85a38e6
commit 4b2e04b862
3 changed files with 20 additions and 17 deletions
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4
Source/Core/VideoBackends/OGL/FramebufferManager.cpp
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@ -89,7 +89,7 @@ FramebufferManager::FramebufferManager(int targetWidth, int targetHeight, int ms
glTexParameteri(m_textureType, GL_TEXTURE_MAX_LEVEL, 0); glTexParameteri(m_textureType, GL_TEXTURE_MAX_LEVEL, 0);
glTexParameteri(m_textureType, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); glTexParameteri(m_textureType, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(m_textureType, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); glTexParameteri(m_textureType, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
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); glBindTexture(m_textureType, m_efbColorSwap);
glTexParameteri(m_textureType, GL_TEXTURE_MAX_LEVEL, 0); glTexParameteri(m_textureType, GL_TEXTURE_MAX_LEVEL, 0);
@ -150,7 +150,7 @@ FramebufferManager::FramebufferManager(int targetWidth, int targetHeight, int ms
glTexParameteri(resolvedType, GL_TEXTURE_MAX_LEVEL, 0); glTexParameteri(resolvedType, GL_TEXTURE_MAX_LEVEL, 0);
glTexParameteri(resolvedType, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); glTexParameteri(resolvedType, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(resolvedType, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); glTexParameteri(resolvedType, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
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. // Bind resolved textures to resolved framebuffer.
glGenFramebuffers(m_EFBLayers, m_resolvedFramebuffer); glGenFramebuffers(m_EFBLayers, m_resolvedFramebuffer);

31
Source/Core/VideoBackends/OGL/Render.cpp
View File

@ -914,7 +914,7 @@ 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); u32 cacheType = (type == PEEK_Z ? 0 : 1);
@ -936,7 +936,18 @@ void Renderer::UpdateEFBCache(EFBAccessType type, u32 cacheRectIdx, const EFBRec
u32 xEFB = efbPixelRc.left + xCache; u32 xEFB = efbPixelRc.left + xCache;
u32 xPixel = (EFBToScaledX(xEFB) + EFBToScaledX(xEFB + 1)) / 2; u32 xPixel = (EFBToScaledX(xEFB) + EFBToScaledX(xEFB + 1)) / 2;
u32 xData = xPixel - targetPixelRc.left; 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 = (u32)(ptr[yData * targetPixelRcWidth + xData] * 16777216.0f);
}
else
{
u32* ptr = (u32*)data;
value = ptr[yData * targetPixelRcWidth + xData];
}
s_efbCache[cacheType][cacheRectIdx][yCache * EFB_CACHE_RECT_SIZE + xCache] = value;
} }
} }
@ -1005,10 +1016,10 @@ u32 Renderer::AccessEFB(EFBAccessType type, u32 x, u32 y, u32 poke_data)
g_renderer->RestoreAPIState(); g_renderer->RestoreAPIState();
} }
u32* depthMap = new u32[targetPixelRcWidth * targetPixelRcHeight]; float* depthMap = new float[targetPixelRcWidth * targetPixelRcHeight];
glReadPixels(targetPixelRc.left, targetPixelRc.bottom, targetPixelRcWidth, targetPixelRcHeight, glReadPixels(targetPixelRc.left, targetPixelRc.bottom, targetPixelRcWidth, targetPixelRcHeight,
GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, depthMap); GL_DEPTH_COMPONENT, GL_FLOAT, depthMap);
UpdateEFBCache(type, cacheRectIdx, efbPixelRc, targetPixelRc, depthMap); UpdateEFBCache(type, cacheRectIdx, efbPixelRc, targetPixelRc, depthMap);
@ -1019,18 +1030,10 @@ u32 Renderer::AccessEFB(EFBAccessType type, u32 x, u32 y, u32 poke_data)
u32 yRect = y % EFB_CACHE_RECT_SIZE; u32 yRect = y % EFB_CACHE_RECT_SIZE;
z = s_efbCache[0][cacheRectIdx][yRect * EFB_CACHE_RECT_SIZE + xRect]; 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 // if Z is in 16 bit format you must return a 16 bit integer
z = z >> 16; if (bpmem.zcontrol.pixel_format == PEControl::RGB565_Z16)
}
else
{
z = z >> 8; z = z >> 8;
}
return z; return z;
} }

2
Source/Core/VideoBackends/OGL/Render.h
View File

@ -91,7 +91,7 @@ public:
int GetMaxTextureSize() override; int GetMaxTextureSize() override;
private: 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); void BlitScreen(TargetRectangle src, TargetRectangle dst, GLuint src_texture, int src_width, int src_height);
}; };