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36 lines
1.0 KiB
C++
36 lines
1.0 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "WebGLExtensions.h"
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#include "GLContext.h"
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#include "mozilla/dom/WebGLRenderingContextBinding.h"
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#include "WebGLContext.h"
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namespace mozilla {
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WebGLExtensionColorBufferHalfFloat::WebGLExtensionColorBufferHalfFloat(WebGLContext* webgl)
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: WebGLExtensionBase(webgl)
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{
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MOZ_ASSERT(IsSupported(webgl), "Don't construct extension if unsupported.");
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}
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WebGLExtensionColorBufferHalfFloat::~WebGLExtensionColorBufferHalfFloat()
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{
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}
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bool
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WebGLExtensionColorBufferHalfFloat::IsSupported(const WebGLContext* webgl)
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{
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gl::GLContext* gl = webgl->GL();
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// ANGLE doesn't support ReadPixels from a RGBA16F with RGBA/FLOAT.
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return gl->IsSupported(gl::GLFeature::renderbuffer_color_half_float) ||
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gl->IsANGLE();
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}
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IMPL_WEBGL_EXTENSION_GOOP(WebGLExtensionColorBufferHalfFloat, EXT_color_buffer_half_float)
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} // namespace mozilla
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