зеркало из https://github.com/mozilla/gecko-dev.git
58 строки
2.1 KiB
C++
58 строки
2.1 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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 "RenderTextureHost.h"
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#include "GLContext.h"
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#include "RenderThread.h"
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namespace mozilla {
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namespace wr {
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void ActivateBindAndTexParameteri(gl::GLContext* aGL, GLenum aActiveTexture,
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GLenum aBindTarget, GLuint aBindTexture,
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wr::ImageRendering aRendering) {
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aGL->fActiveTexture(aActiveTexture);
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aGL->fBindTexture(aBindTarget, aBindTexture);
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aGL->fTexParameteri(aBindTarget, LOCAL_GL_TEXTURE_MIN_FILTER,
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aRendering == wr::ImageRendering::Pixelated
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? LOCAL_GL_NEAREST
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: LOCAL_GL_LINEAR);
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aGL->fTexParameteri(aBindTarget, LOCAL_GL_TEXTURE_MAG_FILTER,
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aRendering == wr::ImageRendering::Pixelated
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? LOCAL_GL_NEAREST
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: LOCAL_GL_LINEAR);
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}
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RenderTextureHost::RenderTextureHost()
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: mCachedRendering(wr::ImageRendering::Auto) {
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MOZ_COUNT_CTOR(RenderTextureHost);
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}
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RenderTextureHost::~RenderTextureHost() {
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MOZ_ASSERT(RenderThread::IsInRenderThread());
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MOZ_COUNT_DTOR(RenderTextureHost);
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}
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bool RenderTextureHost::IsFilterUpdateNecessary(wr::ImageRendering aRendering) {
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return mCachedRendering != aRendering;
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}
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wr::WrExternalImage RenderTextureHost::Lock(uint8_t aChannelIndex,
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gl::GLContext* aGL,
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wr::ImageRendering aRendering) {
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return InvalidToWrExternalImage();
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}
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wr::WrExternalImage RenderTextureHost::LockSWGL(uint8_t aChannelIndex,
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void* aContext,
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wr::ImageRendering aRendering) {
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return InvalidToWrExternalImage();
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}
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} // namespace wr
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} // namespace mozilla
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