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Bug 1170893 - Return null for invalid internal format. r=kamidphish

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This commit is contained in:
Edwin Flores 2015-07-07 16:24:25 +10:00
parent b37a7e8f43
commit bc882725e3
1 changed files with 7 additions and 0 deletions
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7
dom/canvas/WebGLContextGL.cpp
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@ -1211,6 +1211,13 @@ WebGLContext::GetFramebufferAttachmentParameter(JSContext* cx,
if (IsExtensionEnabled(WebGLExtensionID::EXT_sRGB)) { if (IsExtensionEnabled(WebGLExtensionID::EXT_sRGB)) {
const TexInternalFormat effectiveInternalFormat = const TexInternalFormat effectiveInternalFormat =
fba.Texture()->ImageInfoBase().EffectiveInternalFormat(); fba.Texture()->ImageInfoBase().EffectiveInternalFormat();
if (effectiveInternalFormat == LOCAL_GL_NONE) {
ErrorInvalidOperation("getFramebufferAttachmentParameter: "
"texture contains no data");
return JS::NullValue();
}
TexInternalFormat unsizedinternalformat = LOCAL_GL_NONE; TexInternalFormat unsizedinternalformat = LOCAL_GL_NONE;
TexType type = LOCAL_GL_NONE; TexType type = LOCAL_GL_NONE;
UnsizedInternalFormatAndTypeFromEffectiveInternalFormat( UnsizedInternalFormatAndTypeFromEffectiveInternalFormat(