| /* |
| * Copyright (C) 2015 Igalia S.L. |
| * |
| * 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. AND ITS CONTRIBUTORS ``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 ITS 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. |
| */ |
| |
| #include "config.h" |
| #include "TextureMapperPlatformLayerBuffer.h" |
| |
| #include "NotImplemented.h" |
| |
| namespace WebCore { |
| |
| TextureMapperPlatformLayerBuffer::TextureMapperPlatformLayerBuffer(RefPtr<BitmapTexture>&& texture, TextureMapperGL::Flags flags) |
| : m_texture(WTFMove(texture)) |
| , m_textureID(0) |
| , m_extraFlags(flags) |
| , m_hasManagedTexture(true) |
| { |
| } |
| |
| TextureMapperPlatformLayerBuffer::TextureMapperPlatformLayerBuffer(GLuint textureID, const IntSize& size, TextureMapperGL::Flags flags, GLint internalFormat) |
| : m_textureID(textureID) |
| , m_size(size) |
| , m_internalFormat(internalFormat) |
| , m_extraFlags(flags) |
| , m_hasManagedTexture(false) |
| { |
| } |
| |
| bool TextureMapperPlatformLayerBuffer::canReuseWithoutReset(const IntSize& size, GLint internalFormat) |
| { |
| return m_texture && (m_texture->size() == size) && (static_cast<BitmapTextureGL*>(m_texture.get())->internalFormat() == internalFormat || internalFormat == GL_DONT_CARE); |
| } |
| |
| std::unique_ptr<TextureMapperPlatformLayerBuffer> TextureMapperPlatformLayerBuffer::clone() |
| { |
| if (m_hasManagedTexture || !m_textureID) { |
| notImplemented(); |
| return nullptr; |
| } |
| RefPtr<BitmapTexture> texture = BitmapTextureGL::create(TextureMapperContextAttributes::get(), m_internalFormat); |
| texture->reset(m_size); |
| static_cast<BitmapTextureGL&>(*texture).copyFromExternalTexture(m_textureID); |
| return std::make_unique<TextureMapperPlatformLayerBuffer>(WTFMove(texture), m_extraFlags); |
| } |
| |
| void TextureMapperPlatformLayerBuffer::paintToTextureMapper(TextureMapper& textureMapper, const FloatRect& targetRect, const TransformationMatrix& modelViewMatrix, float opacity) |
| { |
| TextureMapperGL& texmapGL = static_cast<TextureMapperGL&>(textureMapper); |
| |
| if (m_hasManagedTexture) { |
| ASSERT(m_texture); |
| BitmapTextureGL* textureGL = static_cast<BitmapTextureGL*>(m_texture.get()); |
| texmapGL.drawTexture(textureGL->id(), m_extraFlags | textureGL->colorConvertFlags(), textureGL->size(), targetRect, modelViewMatrix, opacity); |
| return; |
| } |
| |
| ASSERT(m_textureID); |
| texmapGL.drawTexture(m_textureID, m_extraFlags, m_size, targetRect, modelViewMatrix, opacity); |
| } |
| |
| } // namespace WebCore |