gecko-dev/gfx/webrender_bindings/RenderTextureHost.cpp

59 строки
2.0 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) {
aGL->fActiveTexture(aActiveTexture);
aGL->fBindTexture(aBindTarget, aBindTexture);
// Initialize the mip filters to linear by default.
aGL->fTexParameteri(aBindTarget, LOCAL_GL_TEXTURE_MIN_FILTER,
LOCAL_GL_LINEAR);
aGL->fTexParameteri(aBindTarget, LOCAL_GL_TEXTURE_MAG_FILTER,
LOCAL_GL_LINEAR);
}
RenderTextureHost::RenderTextureHost() : mIsFromDRMSource(false) {
MOZ_COUNT_CTOR(RenderTextureHost);
}
RenderTextureHost::~RenderTextureHost() {
MOZ_ASSERT(RenderThread::IsInRenderThread());
MOZ_COUNT_DTOR(RenderTextureHost);
}
wr::WrExternalImage RenderTextureHost::Lock(uint8_t aChannelIndex,
gl::GLContext* aGL) {
return InvalidToWrExternalImage();
}
wr::WrExternalImage RenderTextureHost::LockSWGL(uint8_t aChannelIndex,
void* aContext,
RenderCompositor* aCompositor) {
return InvalidToWrExternalImage();
}
std::pair<gfx::Point, gfx::Point> RenderTextureHost::GetUvCoords(
gfx::IntSize aTextureSize) const {
return std::make_pair(gfx::Point(0.0, 0.0),
gfx::Point(static_cast<float>(aTextureSize.width),
static_cast<float>(aTextureSize.height)));
}
void RenderTextureHost::Destroy() {
MOZ_ASSERT_UNREACHABLE("unexpected to be called");
}
} // namespace wr
} // namespace mozilla