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OpenGL Renderer: When running a GPU Scaling Factor of 3x and 4x, increase the MSAA sample size limit from 8xMSAA to 16xMSAA.

This commit is contained in:
rogerman 2017-08-27 14:07:13 -07:00
parent 2379dc1e41
commit a05e03e2cc
3 changed files with 63 additions and 111 deletions
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95
desmume/src/OGLRender.cpp
View File

@ -1454,6 +1454,40 @@ FragmentColor* OpenGLRenderer::GetFramebuffer()
return (this->willFlipAndConvertFramebufferOnGPU && this->isPBOSupported) ? this->_mappedFramebuffer : GPU->GetEngineMain()->Get3DFramebufferMain();
}
GLsizei OpenGLRenderer::GetLimitedMultisampleSize() const
{
GLsizei deviceMultisamples = this->_deviceInfo.maxSamples;
GLsizei maxMultisamples = OGLMaxMultisamples_Tier1;
if ( (this->_framebufferWidth <= GPU_FRAMEBUFFER_NATIVE_WIDTH * OGLMaxMultisamplesScaleLimit_Tier1) &&
(this->_framebufferHeight <= GPU_FRAMEBUFFER_NATIVE_HEIGHT * OGLMaxMultisamplesScaleLimit_Tier1) )
{
maxMultisamples = OGLMaxMultisamples_Tier1;
}
else if ( (this->_framebufferWidth <= GPU_FRAMEBUFFER_NATIVE_WIDTH * OGLMaxMultisamplesScaleLimit_Tier2) &&
(this->_framebufferHeight <= GPU_FRAMEBUFFER_NATIVE_HEIGHT * OGLMaxMultisamplesScaleLimit_Tier2) )
{
maxMultisamples = OGLMaxMultisamples_Tier2;
}
else if ( (this->_framebufferWidth <= GPU_FRAMEBUFFER_NATIVE_WIDTH * OGLMaxMultisamplesScaleLimit_Tier3) &&
(this->_framebufferHeight <= GPU_FRAMEBUFFER_NATIVE_HEIGHT * OGLMaxMultisamplesScaleLimit_Tier3) )
{
maxMultisamples = OGLMaxMultisamples_Tier3;
}
else
{
maxMultisamples = OGLMaxMultisamples_Tier4;
}
if (deviceMultisamples > maxMultisamples)
{
deviceMultisamples = maxMultisamples;
}
return deviceMultisamples;
}
OpenGLTexture* OpenGLRenderer::GetLoadedTextureFromPolygon(const POLY &thePoly, bool enableTexturing)
{
OpenGLTexture *theTexture = (OpenGLTexture *)texCache.GetTexture(thePoly.texParam, thePoly.texPalette);
@ -1878,31 +1912,9 @@ Render3DError OpenGLRenderer_1_2::InitExtensions()
if (maxSamplesOGL >= 2)
{
GLint maxMultisamples = OGLMaxMultisamples_Tier1;
GLsizei sampleSize = this->GetLimitedMultisampleSize();
if ( (this->_framebufferWidth <= GPU_FRAMEBUFFER_NATIVE_WIDTH) && (this->_framebufferHeight <= GPU_FRAMEBUFFER_NATIVE_HEIGHT) )
{
maxMultisamples = OGLMaxMultisamples_Tier1;
}
else if ( (this->_framebufferWidth <= GPU_FRAMEBUFFER_NATIVE_WIDTH * 2) && (this->_framebufferHeight <= GPU_FRAMEBUFFER_NATIVE_HEIGHT * 2) )
{
maxMultisamples = OGLMaxMultisamples_Tier2;
}
else if ( (this->_framebufferWidth <= GPU_FRAMEBUFFER_NATIVE_WIDTH * 8) && (this->_framebufferHeight <= GPU_FRAMEBUFFER_NATIVE_HEIGHT * 8) )
{
maxMultisamples = OGLMaxMultisamples_Tier3;
}
else
{
maxMultisamples = OGLMaxMultisamples_Tier4;
}
if (maxSamplesOGL > maxMultisamples)
{
maxSamplesOGL = maxMultisamples;
}
error = this->CreateMultisampledFBO(maxSamplesOGL);
error = this->CreateMultisampledFBO(sampleSize);
if (error != OGLERROR_NOERR)
{
this->isMultisampledFBOSupported = false;
@ -4469,41 +4481,18 @@ Render3DError OpenGLRenderer_1_2::SetFramebufferSize(size_t w, size_t h)
if (this->isMultisampledFBOSupported)
{
GLsizei maxSamplesOGL = (GLsizei)this->_deviceInfo.maxSamples;
GLint maxMultisamples = OGLMaxMultisamples_Tier1;
if ( (w <= GPU_FRAMEBUFFER_NATIVE_WIDTH) && (h <= GPU_FRAMEBUFFER_NATIVE_HEIGHT) )
{
maxMultisamples = OGLMaxMultisamples_Tier1;
}
else if ( (w <= GPU_FRAMEBUFFER_NATIVE_WIDTH * 2) && (h <= GPU_FRAMEBUFFER_NATIVE_HEIGHT * 2) )
{
maxMultisamples = OGLMaxMultisamples_Tier2;
}
else if ( (w <= GPU_FRAMEBUFFER_NATIVE_WIDTH * 8) && (h <= GPU_FRAMEBUFFER_NATIVE_HEIGHT * 8) )
{
maxMultisamples = OGLMaxMultisamples_Tier3;
}
else
{
maxMultisamples = OGLMaxMultisamples_Tier4;
}
if (maxSamplesOGL > maxMultisamples)
{
maxSamplesOGL = maxMultisamples;
}
GLsizei sampleSize = this->GetLimitedMultisampleSize();
glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, OGLRef.rboMSGColorID);
glRenderbufferStorageMultisampleEXT(GL_RENDERBUFFER_EXT, maxSamplesOGL, GL_RGBA, w, h);
glRenderbufferStorageMultisampleEXT(GL_RENDERBUFFER_EXT, sampleSize, GL_RGBA, w, h);
glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, OGLRef.rboMSGPolyID);
glRenderbufferStorageMultisampleEXT(GL_RENDERBUFFER_EXT, maxSamplesOGL, GL_RGBA, w, h);
glRenderbufferStorageMultisampleEXT(GL_RENDERBUFFER_EXT, sampleSize, GL_RGBA, w, h);
glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, OGLRef.rboMSGFogAttrID);
glRenderbufferStorageMultisampleEXT(GL_RENDERBUFFER_EXT, maxSamplesOGL, GL_RGBA, w, h);
glRenderbufferStorageMultisampleEXT(GL_RENDERBUFFER_EXT, sampleSize, GL_RGBA, w, h);
glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, OGLRef.rboMSGDepthStencilID);
glRenderbufferStorageMultisampleEXT(GL_RENDERBUFFER_EXT, maxSamplesOGL, GL_DEPTH24_STENCIL8_EXT, w, h);
glRenderbufferStorageMultisampleEXT(GL_RENDERBUFFER_EXT, sampleSize, GL_DEPTH24_STENCIL8_EXT, w, h);
glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, OGLRef.rboMSGDepthStencilAlphaID);
glRenderbufferStorageMultisampleEXT(GL_RENDERBUFFER_EXT, maxSamplesOGL, GL_DEPTH24_STENCIL8_EXT, w, h);
glRenderbufferStorageMultisampleEXT(GL_RENDERBUFFER_EXT, sampleSize, GL_DEPTH24_STENCIL8_EXT, w, h);
}
const size_t newFramebufferColorSizeBytes = w * h * sizeof(FragmentColor);

16
desmume/src/OGLRender.h
View File

@ -284,10 +284,17 @@ EXTERNOGLEXT(PFNGLTEXBUFFERPROC, glTexBuffer) // Core in v3.1
enum OGLMaxMultisamples
{
OGLMaxMultisamples_Tier1 = 32,
OGLMaxMultisamples_Tier2 = 16,
OGLMaxMultisamples_Tier3 = 8,
OGLMaxMultisamples_Tier4 = 4,
OGLMaxMultisamples_Tier1 = 32,
OGLMaxMultisamples_Tier2 = 16,
OGLMaxMultisamples_Tier3 = 8,
OGLMaxMultisamples_Tier4 = 4,
};
enum OGLMaxMultisamplesScaleLimit
{
OGLMaxMultisamplesScaleLimit_Tier1 = 1,
OGLMaxMultisamplesScaleLimit_Tier2 = 4,
OGLMaxMultisamplesScaleLimit_Tier3 = 8
};
enum OGLVertexAttributeID
@ -717,6 +724,7 @@ public:
void SetVersion(unsigned int major, unsigned int minor, unsigned int revision);
virtual FragmentColor* GetFramebuffer();
virtual GLsizei GetLimitedMultisampleSize() const;
};
class OpenGLRenderer_1_2 : public OpenGLRenderer

63
desmume/src/OGLRender_3_2.cpp
View File

@ -703,31 +703,9 @@ Render3DError OpenGLRenderer_3_2::InitExtensions()
if (maxSamplesOGL >= 2)
{
GLint maxMultisamples = OGLMaxMultisamples_Tier1;
GLsizei sampleSize = this->GetLimitedMultisampleSize();
if ( (this->_framebufferWidth <= GPU_FRAMEBUFFER_NATIVE_WIDTH) && (this->_framebufferHeight <= GPU_FRAMEBUFFER_NATIVE_HEIGHT) )
{
maxMultisamples = OGLMaxMultisamples_Tier1;
}
else if ( (this->_framebufferWidth <= GPU_FRAMEBUFFER_NATIVE_WIDTH * 2) && (this->_framebufferHeight <= GPU_FRAMEBUFFER_NATIVE_HEIGHT * 2) )
{
maxMultisamples = OGLMaxMultisamples_Tier2;
}
else if ( (this->_framebufferWidth <= GPU_FRAMEBUFFER_NATIVE_WIDTH * 8) && (this->_framebufferHeight <= GPU_FRAMEBUFFER_NATIVE_HEIGHT * 8) )
{
maxMultisamples = OGLMaxMultisamples_Tier3;
}
else
{
maxMultisamples = OGLMaxMultisamples_Tier4;
}
if (maxSamplesOGL > maxMultisamples)
{
maxSamplesOGL = maxMultisamples;
}
error = this->CreateMultisampledFBO(maxSamplesOGL);
error = this->CreateMultisampledFBO(sampleSize);
if (error != OGLERROR_NOERR)
{
this->isMultisampledFBOSupported = false;
@ -2026,50 +2004,27 @@ Render3DError OpenGLRenderer_3_2::SetFramebufferSize(size_t w, size_t h)
if (this->isMultisampledFBOSupported)
{
GLsizei maxSamplesOGL = (GLsizei)this->_deviceInfo.maxSamples;
GLint maxMultisamples = OGLMaxMultisamples_Tier1;
if ( (w <= GPU_FRAMEBUFFER_NATIVE_WIDTH) && (h <= GPU_FRAMEBUFFER_NATIVE_HEIGHT) )
{
maxMultisamples = OGLMaxMultisamples_Tier1;
}
else if ( (w <= GPU_FRAMEBUFFER_NATIVE_WIDTH * 2) && (h <= GPU_FRAMEBUFFER_NATIVE_HEIGHT * 2) )
{
maxMultisamples = OGLMaxMultisamples_Tier2;
}
else if ( (w <= GPU_FRAMEBUFFER_NATIVE_WIDTH * 8) && (h <= GPU_FRAMEBUFFER_NATIVE_HEIGHT * 8) )
{
maxMultisamples = OGLMaxMultisamples_Tier3;
}
else
{
maxMultisamples = OGLMaxMultisamples_Tier4;
}
if (maxSamplesOGL > maxMultisamples)
{
maxSamplesOGL = maxMultisamples;
}
GLsizei sampleSize = this->GetLimitedMultisampleSize();
if (this->willUsePerSampleZeroDstPass)
{
glBindTexture(GL_TEXTURE_2D_MULTISAMPLE, OGLRef.texMSGColorID);
glTexImage2DMultisample(GL_TEXTURE_2D_MULTISAMPLE, maxSamplesOGL, GL_RGBA, w, h, GL_TRUE);
glTexImage2DMultisample(GL_TEXTURE_2D_MULTISAMPLE, sampleSize, GL_RGBA, w, h, GL_TRUE);
}
else
{
glBindRenderbuffer(GL_RENDERBUFFER, OGLRef.rboMSGColorID);
glRenderbufferStorageMultisample(GL_RENDERBUFFER, maxSamplesOGL, GL_RGBA, w, h);
glRenderbufferStorageMultisample(GL_RENDERBUFFER, sampleSize, GL_RGBA, w, h);
}
glBindRenderbuffer(GL_RENDERBUFFER, OGLRef.rboMSGPolyID);
glRenderbufferStorageMultisample(GL_RENDERBUFFER, maxSamplesOGL, GL_RGBA, w, h);
glRenderbufferStorageMultisample(GL_RENDERBUFFER, sampleSize, GL_RGBA, w, h);
glBindRenderbuffer(GL_RENDERBUFFER, OGLRef.rboMSGFogAttrID);
glRenderbufferStorageMultisample(GL_RENDERBUFFER, maxSamplesOGL, GL_RGBA, w, h);
glRenderbufferStorageMultisample(GL_RENDERBUFFER, sampleSize, GL_RGBA, w, h);
glBindRenderbuffer(GL_RENDERBUFFER, OGLRef.rboMSGDepthStencilID);
glRenderbufferStorageMultisample(GL_RENDERBUFFER, maxSamplesOGL, GL_DEPTH24_STENCIL8, w, h);
glRenderbufferStorageMultisample(GL_RENDERBUFFER, sampleSize, GL_DEPTH24_STENCIL8, w, h);
glBindRenderbuffer(GL_RENDERBUFFER, OGLRef.rboMSGDepthStencilAlphaID);
glRenderbufferStorageMultisample(GL_RENDERBUFFER, maxSamplesOGL, GL_DEPTH24_STENCIL8, w, h);
glRenderbufferStorageMultisample(GL_RENDERBUFFER, sampleSize, GL_DEPTH24_STENCIL8, w, h);
}
glBindTexture(GL_TEXTURE_2D, OGLRef.texGDepthStencilAlphaID);