gecko-dev/dom/canvas/WebGLExtensionCompressedTex...

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1.3 KiB
C++

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "WebGLExtensions.h"
#include "mozilla/dom/WebGLRenderingContextBinding.h"
#include "WebGLContext.h"
#ifdef FOO
#error FOO is already defined! We use FOO() macros to keep things succinct in this file.
#endif
namespace mozilla {
WebGLExtensionCompressedTextureATC::WebGLExtensionCompressedTextureATC(WebGLContext* webgl)
: WebGLExtensionBase(webgl)
{
RefPtr<WebGLContext> webgl_ = webgl; // Bug 1201275
const auto fnAdd = [&webgl_](GLenum sizedFormat, webgl::EffectiveFormat effFormat) {
auto& fua = webgl_->mFormatUsage;
auto usage = fua->EditUsage(effFormat);
usage->isFilterable = true;
fua->AllowSizedTexFormat(sizedFormat, usage);
webgl_->mCompressedTextureFormats.AppendElement(sizedFormat);
};
#define FOO(x) LOCAL_GL_ ## x, webgl::EffectiveFormat::x
fnAdd(FOO(ATC_RGB_AMD));
fnAdd(FOO(ATC_RGBA_EXPLICIT_ALPHA_AMD));
fnAdd(FOO(ATC_RGBA_INTERPOLATED_ALPHA_AMD));
#undef FOO
}
WebGLExtensionCompressedTextureATC::~WebGLExtensionCompressedTextureATC()
{
}
IMPL_WEBGL_EXTENSION_GOOP(WebGLExtensionCompressedTextureATC, WEBGL_compressed_texture_atc)
} // namespace mozilla