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https://github.com/thorvg/thorvg.git
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8a35f02105
redefiend properties so that min/max are prioritized, as they are accessed more frequently than pos/size during rendering calculations. also introduced miscellaneous functions to improve usability.
82 lines
2.7 KiB
C++
82 lines
2.7 KiB
C++
/*
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* Copyright (c) 2023 - 2025 the ThorVG project. All rights reserved.
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include "tvgCanvas.h"
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#include "tvgTaskScheduler.h"
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#ifdef THORVG_WG_RASTER_SUPPORT
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#include "tvgWgRenderer.h"
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#endif
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WgCanvas::WgCanvas() = default;
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WgCanvas::~WgCanvas()
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{
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#ifdef THORVG_WG_RASTER_SUPPORT
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auto renderer = static_cast<WgRenderer*>(pImpl->renderer);
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renderer->target(nullptr, nullptr, nullptr, 0, 0);
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WgRenderer::term();
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#endif
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}
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Result WgCanvas::target(void* device, void* instance, void* target, uint32_t w, uint32_t h, ColorSpace cs, int type) noexcept
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{
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#ifdef THORVG_WG_RASTER_SUPPORT
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if (cs != ColorSpace::ABGR8888S) return Result::NonSupport;
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if (pImpl->status != Status::Damaged && pImpl->status != Status::Synced) {
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return Result::InsufficientCondition;
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}
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//We know renderer type, avoid dynamic_cast for performance.
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auto renderer = static_cast<WgRenderer*>(pImpl->renderer);
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if (!renderer) return Result::MemoryCorruption;
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if (!renderer->target((WGPUDevice)device, (WGPUInstance)instance, target, w, h, type)) return Result::Unknown;
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pImpl->vport = {{0, 0}, {(int32_t)w, (int32_t)h}};
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renderer->viewport(pImpl->vport);
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//Paints must be updated again with this new target.
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pImpl->status = Status::Damaged;
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return Result::Success;
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#endif
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return Result::NonSupport;
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}
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WgCanvas* WgCanvas::gen() noexcept
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{
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#ifdef THORVG_WG_RASTER_SUPPORT
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if (engineInit > 0) {
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auto renderer = WgRenderer::gen(TaskScheduler::threads());
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renderer->ref();
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auto ret = new WgCanvas;
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ret->pImpl->renderer = renderer;
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return ret;
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}
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#endif
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return nullptr;
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}
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