зеркало из https://github.com/mozilla/gecko-dev.git
50 строки
1.6 KiB
C++
50 строки
1.6 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* 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
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* file, 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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WebGLExtensionDepthTexture::WebGLExtensionDepthTexture(WebGLContext* webgl)
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: WebGLExtensionBase(webgl)
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{
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auto& fua = webgl->mFormatUsage;
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const auto fnAdd = [&fua](webgl::EffectiveFormat effFormat, GLenum unpackFormat,
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GLenum unpackType)
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{
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auto usage = fua->EditUsage(effFormat);
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usage->isFilterable = true;
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usage->SetRenderable();
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const webgl::PackingInfo pi = {unpackFormat, unpackType};
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const webgl::DriverUnpackInfo dui = {unpackFormat, unpackFormat, unpackType};
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fua->AddTexUnpack(usage, pi, dui);
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fua->AllowUnsizedTexFormat(pi, usage);
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};
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fnAdd(webgl::EffectiveFormat::DEPTH_COMPONENT16, LOCAL_GL_DEPTH_COMPONENT,
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LOCAL_GL_UNSIGNED_SHORT);
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fnAdd(webgl::EffectiveFormat::DEPTH_COMPONENT24, LOCAL_GL_DEPTH_COMPONENT,
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LOCAL_GL_UNSIGNED_INT);
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fnAdd(webgl::EffectiveFormat::DEPTH24_STENCIL8, LOCAL_GL_DEPTH_STENCIL,
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LOCAL_GL_UNSIGNED_INT_24_8);
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}
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WebGLExtensionDepthTexture::~WebGLExtensionDepthTexture()
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{
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}
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IMPL_WEBGL_EXTENSION_GOOP(WebGLExtensionDepthTexture, WEBGL_depth_texture)
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} // namespace mozilla
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