gecko-dev/gfx/webrender_bindings/RenderTextureHost.cpp

46 строки
1.6 KiB
C++

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