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Commit a26aeaf1 by shannonwoods@chromium.org
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Ensure non-zero transform feedback buffers must only be bound with an offset and…

Ensure non-zero transform feedback buffers must only be bound with an offset and size of a multiple of four. TRAC #22958 Signed-off-by: Geoff Lang Signed-off-by: Shannon Woods Author: Jamie Madill git-svn-id: https://angleproject.googlecode.com/svn/branches/es3proto@2299 736b8ea6-26fd-11df-bfd4-992fa37f6226
parent e6e00792
Showing with 7 additions and 0 deletions
src/libGLESv2/libGLESv2.cpp
...@@ -8678,6 +8678,13 @@ void __stdcall glBindBufferRange(GLenum target, GLuint index, GLuint buffer, GLi ...@@ -8678,6 +8678,13 @@ void __stdcall glBindBufferRange(GLenum target, GLuint index, GLuint buffer, GLi
switch (target) switch (target)
{ {
case GL_TRANSFORM_FEEDBACK_BUFFER: case GL_TRANSFORM_FEEDBACK_BUFFER:
// size and offset must be a multiple of 4
if (buffer != 0 && ((offset % 4) != 0 || (size % 4) != 0))
{
return gl::error(GL_INVALID_VALUE);
}
context->bindIndexedTransformFeedbackBuffer(buffer, index, offset, size); context->bindIndexedTransformFeedbackBuffer(buffer, index, offset, size);
context->bindGenericTransformFeedbackBuffer(buffer); context->bindGenericTransformFeedbackBuffer(buffer);
break; break;
......
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