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Merge pull request #2414 from Armada651/depth-clamp 

VideoBackends: Clamp depth to uint24 range.
This commit is contained in:
Markus Wick 2015-05-19 14:44:34 +02:00
parent 22317ac74c ef78941042
commit 695a72c24c
4 changed files with 7 additions and 9 deletions
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4
Source/Core/VideoBackends/D3D/Render.cpp
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@ -523,8 +523,8 @@ void Renderer::SetViewport()
Ht = (Y + Ht <= GetTargetHeight()) ? Ht : (GetTargetHeight() - Y);
D3D11_VIEWPORT vp = CD3D11_VIEWPORT(X, Y, Wd, Ht,
std::max(0.0f, std::min(1.0f, (xfmem.viewport.farZ - xfmem.viewport.zRange) / 16777216.0f)),
std::max(0.0f, std::min(1.0f, xfmem.viewport.farZ / 16777216.0f)));
MathUtil::Clamp<float>(xfmem.viewport.farZ - xfmem.viewport.zRange, 0.0f, 16777215.0f) / 16777216.0f,
MathUtil::Clamp<float>(xfmem.viewport.farZ, 0.0f, 16777215.0f) / 16777216.0f);
D3D::context->RSSetViewports(1, &vp);
}

4
Source/Core/VideoBackends/OGL/Render.cpp
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@ -1217,8 +1217,8 @@ void Renderer::SetViewport()
float Y = EFBToScaledYf((float)EFB_HEIGHT - xfmem.viewport.yOrig + xfmem.viewport.ht + (float)scissorYOff);
float Width = EFBToScaledXf(2.0f * xfmem.viewport.wd);
float Height = EFBToScaledYf(-2.0f * xfmem.viewport.ht);
float GLNear = (xfmem.viewport.farZ - xfmem.viewport.zRange) / 16777216.0f;
float GLFar = xfmem.viewport.farZ / 16777216.0f;
float GLNear = MathUtil::Clamp<float>(xfmem.viewport.farZ - xfmem.viewport.zRange, 0.0f, 16777215.0f) / 16777216.0f;
float GLFar = MathUtil::Clamp<float>(xfmem.viewport.farZ, 0.0f, 16777215.0f) / 16777216.0f;
if (Width < 0)
{
X += Width;

4
Source/Core/VideoBackends/Software/Rasterizer.cpp
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@ -127,9 +127,7 @@ inline void Draw(s32 x, s32 y, s32 xi, s32 yi)
float dx = vertexOffsetX + (float)(x - vertex0X);
float dy = vertexOffsetY + (float)(y - vertex0Y);
s32 z = (s32)ZSlope.GetValue(dx, dy);
if (z < 0 || z > 0x00ffffff)
return;
s32 z = (s32)MathUtil::Clamp<float>(ZSlope.GetValue(dx, dy), 0.0f, 16777215.0f);
if (!BoundingBox::active && bpmem.UseEarlyDepthTest() && g_SWVideoConfig.bZComploc)
{

4
Source/Core/VideoCommon/PixelShaderManager.cpp
View File

@ -96,8 +96,8 @@ void PixelShaderManager::SetConstants()
if (s_bViewPortChanged)
{
constants.zbias[1][0] = static_cast<u32>(xfmem.viewport.farZ);
constants.zbias[1][1] = static_cast<u32>(xfmem.viewport.zRange);
constants.zbias[1][0] = MathUtil::Clamp<u32>((u32)xfmem.viewport.farZ, 0, 0xFFFFFF);
constants.zbias[1][1] = MathUtil::Clamp<u32>((u32)xfmem.viewport.zRange, 0, 0xFFFFFF);
dirty = true;
s_bViewPortChanged = false;
}