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Add comment about vertex format created in OCIO

This commit is contained in:
Sergey Sharybin 2017-05-08 16:40:48 +02:00
parent 6aa7843de7
commit 883c62d5d3
1 changed files with 8 additions and 1 deletions
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9
intern/opencolorio/ocio_impl_glsl.cc
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@ -416,7 +416,14 @@ bool OCIOImpl::setupGLSLDraw(OCIO_GLSLDrawState **state_r, OCIO_ConstProcessorRc
glActiveTexture(GL_TEXTURE0);
/* IMM needs vertex format even if we don't draw with it */
/* IMM needs vertex format even if we don't draw with it.
*
* NOTE: The only reason why it's here is because of Cycles viewport.
* All other areas are managing their own vertex formats.
* Doing it here is probably harmless, but kind of stupid.
*
* TODO(sergey): Look into some nicer solution.
*/
VertexFormat *format = immVertexFormat();
VertexFormat_add_attrib(format, "pos", COMP_F32, 2, KEEP_FLOAT);
VertexFormat_add_attrib(format, "texCoord", COMP_F32, 2, KEEP_FLOAT);