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Issue #1829 - Revert "Issue #1751"

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This commit is contained in:
Brian Smith 2022-04-26 11:34:08 -05:00 • committed by roytam1
commit 13fcc4a046
949 changed files with 95662 additions and 444 deletions
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16
dom/canvas/WebGLContextBuffers.cpp
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@ -295,6 +295,16 @@ WebGLContext::BindBufferRange(GLenum target, GLuint index, WebGLBuffer* buffer,
////
#ifdef XP_MACOSX
if (buffer && buffer->Content() == WebGLBuffer::Kind::Undefined &&
gl->WorkAroundDriverBugs())
{
// BindBufferRange will fail if the buffer's contents is undefined.
// Bind so driver initializes the buffer.
gl->fBindBuffer(target, buffer->mGLName);
}
#endif
gl->fBindBufferRange(target, index, buffer ? buffer->mGLName : 0, offset, size);
////
@ -342,6 +352,12 @@ WebGLContext::BufferData(GLenum target, WebGLsizeiptr size, GLenum usage)
if (!checkedSize.isValid())
return ErrorOutOfMemory("%s: Size too large for platform.", funcName);
#if defined(XP_MACOSX)
if (gl->WorkAroundDriverBugs() && size > 1200000000) {
return ErrorOutOfMemory("Allocations larger than 1200000000 fail on MacOS.");
}
#endif
const UniqueBuffer zeroBuffer(calloc(size, 1));
if (!zeroBuffer)
return ErrorOutOfMemory("%s: Failed to allocate zeros.", funcName);