2 * Copyright (c) 2020-2021 Samsung Electronics Co., Ltd. All rights reserved.
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in all
12 * copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22 #include "tvgCanvasImpl.h"
24 #ifdef THORVG_GL_RASTER_SUPPORT
25 #include "tvgGlRenderer.h"
27 class GlRenderer : public RenderMethod
29 //Non Supported. Dummy Class */
33 /************************************************************************/
34 /* Internal Class Implementation */
35 /************************************************************************/
42 /************************************************************************/
43 /* External Class Implementation */
44 /************************************************************************/
46 #ifdef THORVG_GL_RASTER_SUPPORT
47 GlCanvas::GlCanvas() : Canvas(GlRenderer::gen()), pImpl(new Impl)
49 GlCanvas::GlCanvas() : Canvas(nullptr), pImpl(new Impl)
62 Result GlCanvas::target(uint32_t* buffer, uint32_t stride, uint32_t w, uint32_t h) noexcept
64 #ifdef THORVG_GL_RASTER_SUPPORT
65 //We know renderer type, avoid dynamic_cast for performance.
66 auto renderer = static_cast<GlRenderer*>(Canvas::pImpl->renderer);
67 if (!renderer) return Result::MemoryCorruption;
69 if (!renderer->target(buffer, stride, w, h)) return Result::Unknown;
71 //Paints must be updated again with this new target.
72 Canvas::pImpl->needRefresh();
74 return Result::Success;
76 return Result::NonSupport;
80 unique_ptr<GlCanvas> GlCanvas::gen() noexcept
82 #ifdef THORVG_GL_RASTER_SUPPORT
83 if (GlRenderer::init() <= 0) return nullptr;
84 return unique_ptr<GlCanvas>(new GlCanvas);