forked from mirrors/gecko-dev
e1d0fe64bb
* Context loss using RAII * Move Program reflection Client-side Depends on D54018 Differential Revision: https://phabricator.services.mozilla.com/D54019 --HG-- extra : moz-landing-system : lando
53 lines
1.6 KiB
C++
53 lines
1.6 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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#include "WebGLFormats.h"
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namespace mozilla {
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WebGLExtensionColorBufferFloat::WebGLExtensionColorBufferFloat(
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WebGLContext* webgl)
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: WebGLExtensionBase(webgl) {
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MOZ_ASSERT(IsSupported(webgl), "Don't construct extension if unsupported.");
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SetRenderable(webgl::FormatRenderableState::Implicit(
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WebGLExtensionID::WEBGL_color_buffer_float));
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}
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void WebGLExtensionColorBufferFloat::SetRenderable(
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const webgl::FormatRenderableState state) {
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auto& fua = mContext->mFormatUsage;
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auto fnUpdateUsage = [&](GLenum sizedFormat,
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webgl::EffectiveFormat effFormat) {
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auto usage = fua->EditUsage(effFormat);
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usage->SetRenderable(state);
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fua->AllowRBFormat(sizedFormat, usage);
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};
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#define FOO(x) fnUpdateUsage(LOCAL_GL_##x, webgl::EffectiveFormat::x)
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// The extension doesn't actually add RGB32F; only RGBA32F.
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FOO(RGBA32F);
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#undef FOO
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}
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void WebGLExtensionColorBufferFloat::OnSetExplicit() {
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SetRenderable(webgl::FormatRenderableState::Explicit());
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}
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bool WebGLExtensionColorBufferFloat::IsSupported(const WebGLContext* webgl) {
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if (webgl->IsWebGL2()) return false;
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const auto& gl = webgl->gl;
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return gl->IsSupported(gl::GLFeature::renderbuffer_color_float) &&
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gl->IsSupported(gl::GLFeature::frag_color_float);
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}
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} // namespace mozilla
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