| /* |
| * Copyright (C) 2017 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #import "config.h" |
| #import "GPUDrawable.h" |
| |
| #if ENABLE(WEBGPU) |
| |
| #import "GPUDevice.h" |
| #import "Logging.h" |
| |
| #import <Metal/Metal.h> |
| #import <QuartzCore/QuartzCore.h> |
| |
| namespace WebCore { |
| |
| GPUDrawable::GPUDrawable(GPUDevice* device) |
| { |
| LOG(WebGPU, "GPUDrawable::GPUDrawable()"); |
| |
| if (!device || !device->platformDevice()) |
| return; |
| |
| m_drawable = (MTLDrawable *)[static_cast<CAMetalLayer*>(device->platformLayer()) nextDrawable]; |
| } |
| |
| void GPUDrawable::release() |
| { |
| LOG(WebGPU, "GPUDrawable::release()"); |
| m_drawable = nullptr; |
| } |
| |
| MTLDrawable *GPUDrawable::platformDrawable() |
| { |
| return m_drawable.get(); |
| } |
| |
| MTLTexture *GPUDrawable::platformTexture() |
| { |
| if (!m_drawable) |
| return nullptr; |
| return (MTLTexture *)[(id<CAMetalDrawable>)m_drawable.get() texture]; |
| } |
| |
| } // namespace WebCore |
| |
| #endif |