What is path rendering?
What is path rendering?
What is path rendering?
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Accessible Samples of a Transformed PathWhen stenciled or covered, a <strong>path</strong> <strong>is</strong> transformed by OpenGL’scurrent modelview-projection matrixAllows for arbitrary 4x4 projective transformMeans (x,y,0,1) object-space coordinate can be transformed to have depthFill or stroke stenciling affects “accessible” samplesA samples <strong>is</strong> not accessible if any of these apply to the sampleclipped by user-defined or view frustum clip planesd<strong>is</strong>carded by the polygon stipple, if enabledd<strong>is</strong>carded by the pixel ownership testd<strong>is</strong>carded by the sc<strong>is</strong>sor test, if enabledd<strong>is</strong>carded by the depth test, if enabledd<strong>is</strong>placed by the polygon offset from glPathStencilDepthOffsetNVd<strong>is</strong>carded by the depth test, if enabledd<strong>is</strong>carded by the (implicitly enabled) stencil testspecified by glPathStencilFuncNVwhere the read mask <strong>is</strong> the bitw<strong>is</strong>e AND of the glPathStencilFuncNV readmask and the bit-inversion of the effective mask parameter of the stencilingoperation
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