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Moved functionality into shader.

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This commit is contained in:
hiker 2015-05-21 16:59:40 +10:00
parent 959d17ccb5
commit 6f84a4dca1
1 changed files with 28 additions and 18 deletions
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46
src/graphics/post_processing.cpp
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@ -213,6 +213,14 @@ public:
assignSamplerNames(0, "tex", ST_BILINEAR_CLAMPED_FILTERED,
1, "depth", ST_BILINEAR_CLAMPED_FILTERED);
} // Gaussian17TapHShader
// ------------------------------------------------------------------------
void render(const FrameBuffer &fb, int width, int height)
{
setTextureUnits(fb.getRTT()[0],
irr_driver->getFBO(FBO_LINEAR_DEPTH).getRTT()[0] );
drawFullScreenEffect(core::vector2df(1.0f/width, 1.0f/height));
} // render
}; // Gaussian17TapHShader
// ============================================================================
@ -230,6 +238,19 @@ public:
1, "depth", ST_NEARED_CLAMPED_FILTERED);
assignTextureUnit(m_dest_tu, "dest");
} // ComputeGaussian17TapHShader
// ------------------------------------------------------------------------
void render(const FrameBuffer &fb, const FrameBuffer &auxiliary,
int width, int height)
{
use();
glBindSampler(m_dest_tu, 0);
setTextureUnits(fb.getRTT()[0],
irr_driver->getFBO(FBO_LINEAR_DEPTH).getRTT()[0]);
glBindImageTexture(m_dest_tu, auxiliary.getRTT()[0], 0, false,
0, GL_WRITE_ONLY, GL_R16F);
setUniforms(core::vector2df(1.0f/width, 1.0f/height));
glDispatchCompute((int)width / 8 + 1, (int)height / 8 + 1, 1);
} // render
}; // ComputeGaussian17TapHShader
@ -1126,27 +1147,16 @@ void PostProcessing::renderGaussian17TapBlur(FrameBuffer &in_fbo,
if (!CVS->supportsComputeShadersFiltering())
{
auxiliary.Bind();
Gaussian17TapHShader::getInstance()
->setTextureUnits(in_fbo.getRTT()[0],
irr_driver->getFBO(FBO_LINEAR_DEPTH).getRTT()[0]);
DrawFullScreenEffect<Gaussian17TapHShader>
(core::vector2df(inv_width, inv_height));
Gaussian17TapHShader::getInstance()->render(in_fbo,
in_fbo.getWidth(),
in_fbo.getHeight());
}
else
{
ComputeGaussian17TapHShader::getInstance()->use();
glBindSampler(ComputeGaussian17TapHShader::getInstance()
->m_dest_tu, 0);
ComputeGaussian17TapHShader::getInstance()
->setTextureUnits(in_fbo.getRTT()[0],
irr_driver->getFBO(FBO_LINEAR_DEPTH).getRTT()[0]);
glBindImageTexture(ComputeGaussian17TapHShader::getInstance()
->m_dest_tu, auxiliary.getRTT()[0], 0, false,
0, GL_WRITE_ONLY, GL_R16F);
ComputeGaussian17TapHShader::getInstance()
->setUniforms(core::vector2df(inv_width, inv_height));
glDispatchCompute((int)in_fbo.getWidth() / 8 + 1,
(int)in_fbo.getHeight() / 8 + 1, 1);
ComputeGaussian17TapHShader::getInstance()->render(in_fbo,
auxiliary,
in_fbo.getWidth(),
in_fbo.getHeight());
}
}
if (CVS->supportsComputeShadersFiltering())