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22 #include "tvgCanvasImpl.h"
24 #ifdef THORVG_SW_RASTER_SUPPORT
25 #include "tvgSwRenderer.h"
27 class SwRenderer : public RenderMethod
29 //Non Supported. Dummy Class */
33 /************************************************************************/
34 /* Internal Class Implementation */
35 /************************************************************************/
42 /************************************************************************/
43 /* External Class Implementation */
44 /************************************************************************/
46 #ifdef THORVG_SW_RASTER_SUPPORT
47 SwCanvas::SwCanvas() : Canvas(SwRenderer::gen()), pImpl(new Impl)
49 SwCanvas::SwCanvas() : Canvas(nullptr), pImpl(new Impl)
61 Result SwCanvas::mempool(MempoolPolicy policy) noexcept
63 #ifdef THORVG_SW_RASTER_SUPPORT
64 //We know renderer type, avoid dynamic_cast for performance.
65 auto renderer = static_cast<SwRenderer*>(Canvas::pImpl->renderer);
66 if (!renderer) return Result::MemoryCorruption;
68 //It can't change the policy during the running.
69 if (Canvas::pImpl->paints.count > 0) return Result::InsufficientCondition;
71 if (policy == MempoolPolicy::Individual) renderer->mempool(false);
72 else renderer->mempool(true);
74 return Result::Success;
76 return Result::NonSupport;
80 Result SwCanvas::target(uint32_t* buffer, uint32_t stride, uint32_t w, uint32_t h, Colorspace cs) noexcept
82 #ifdef THORVG_SW_RASTER_SUPPORT
83 //We know renderer type, avoid dynamic_cast for performance.
84 auto renderer = static_cast<SwRenderer*>(Canvas::pImpl->renderer);
85 if (!renderer) return Result::MemoryCorruption;
87 if (!renderer->target(buffer, stride, w, h, cs)) return Result::InvalidArguments;
89 //Paints must be updated again with this new target.
90 Canvas::pImpl->needRefresh();
92 return Result::Success;
94 return Result::NonSupport;
98 unique_ptr<SwCanvas> SwCanvas::gen() noexcept
100 #ifdef THORVG_SW_RASTER_SUPPORT
101 if (SwRenderer::init() <= 0) return nullptr;
102 return unique_ptr<SwCanvas>(new SwCanvas);