blob: 4171fb81ede7623935d8350db06c81cb4cb881b7 [file] [log] [blame]
// Copyright 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <utility>
#include "gpu/command_buffer/service/abstract_texture.h"
#include "gpu/command_buffer/service/context_group.h"
#include "gpu/command_buffer/service/error_state.h"
#include "gpu/command_buffer/service/passthrough_abstract_texture_impl.h"
#include "gpu/command_buffer/service/texture_manager.h"
#include "ui/gl/gl_context.h"
#include "ui/gl/scoped_binders.h"
#include "ui/gl/scoped_make_current.h"
namespace gpu {
namespace gles2 {
PassthroughAbstractTextureImpl::PassthroughAbstractTextureImpl(
scoped_refptr<TexturePassthrough> texture_passthrough,
GLES2DecoderPassthroughImpl* decoder)
: texture_passthrough_(std::move(texture_passthrough)),
gl_api_(decoder->api()),
decoder_(decoder) {}
PassthroughAbstractTextureImpl::~PassthroughAbstractTextureImpl() {
if (cleanup_cb_) {
DCHECK(texture_passthrough_);
std::move(cleanup_cb_).Run(this);
}
if (decoder_)
decoder_->OnAbstractTextureDestroyed(this, std::move(texture_passthrough_));
DCHECK(!texture_passthrough_);
}
TextureBase* PassthroughAbstractTextureImpl::GetTextureBase() const {
return texture_passthrough_.get();
}
void PassthroughAbstractTextureImpl::SetParameteri(GLenum pname, GLint param) {
if (!texture_passthrough_)
return;
gl::ScopedTextureBinder binder(texture_passthrough_->target(), service_id());
gl_api_->glTexParameteriFn(texture_passthrough_->target(), pname, param);
}
void PassthroughAbstractTextureImpl::BindImage(gl::GLImage* image,
bool client_managed) {
if (!texture_passthrough_)
return;
const GLuint target = texture_passthrough_->target();
const GLuint level = 0;
// If there is a decoder-managed image bound, release it.
if (decoder_managed_image_) {
gl::GLImage* current_image =
texture_passthrough_->GetLevelImage(target, level);
// TODO(sandersd): This isn't correct if CopyTexImage() was used.
bool is_bound = !texture_passthrough_->is_bind_pending();
if (current_image && is_bound)
current_image->ReleaseTexImage(target);
}
// Configure the new image.
decoder_managed_image_ = image && !client_managed;
texture_passthrough_->set_is_bind_pending(decoder_managed_image_);
texture_passthrough_->SetLevelImage(target, level, image);
}
void PassthroughAbstractTextureImpl::BindStreamTextureImage(
GLStreamTextureImage* image,
GLuint service_id) {
NOTREACHED();
}
gl::GLImage* PassthroughAbstractTextureImpl::GetImage() const {
if (!texture_passthrough_)
return nullptr;
const GLint level = 0;
return texture_passthrough_->GetLevelImage(texture_passthrough_->target(),
level);
}
void PassthroughAbstractTextureImpl::SetCleared() {
// The passthrough decoder has no notion of 'cleared', so do nothing.
}
void PassthroughAbstractTextureImpl::SetCleanupCallback(CleanupCallback cb) {
cleanup_cb_ = std::move(cb);
}
scoped_refptr<TexturePassthrough>
PassthroughAbstractTextureImpl::OnDecoderWillDestroy() {
// Make sure that destruction_cb_ does nothing when destroyed, since
// the DecoderContext is invalid. Also null out invalid pointer.
DCHECK(texture_passthrough_);
if (cleanup_cb_)
std::move(cleanup_cb_).Run(this);
decoder_ = nullptr;
gl_api_ = nullptr;
return std::move(texture_passthrough_);
}
} // namespace gles2
} // namespace gpu