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Bug 1175931 - TexImageFromVideoElement uses GL_HALF_FLOAT if it does not support GL_HALF_FLOAT_OES which would be the case on non-ANGLE systems. Using GL_HALF_FLOAT_OES on a non OES system would result in an error when using TexImage2D. r=jgilbert

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This commit is contained in:
Kyle 2015-07-24 13:55:46 -04:00
parent 305daeee69
commit d0be04cef9
1 changed files with 6 additions and 0 deletions
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6
dom/canvas/WebGLContext.cpp
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@ -1825,6 +1825,12 @@ WebGLContext::TexImageFromVideoElement(const TexImageTarget texImageTarget,
GLenum format, GLenum type,
mozilla::dom::Element& elt)
{
if (type == LOCAL_GL_HALF_FLOAT_OES &&
!gl->IsExtensionSupported(gl::GLContext::OES_texture_half_float))
{
type = LOCAL_GL_HALF_FLOAT;
}
if (!ValidateTexImageFormatAndType(format, type,
WebGLTexImageFunc::TexImage,
WebGLTexDimensions::Tex2D))