46 lines
1.2 KiB
C++
46 lines
1.2 KiB
C++
#pragma once
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#include <mbgl/gfx/headless_backend.hpp>
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#include <mbgl/webgpu/renderer_backend.hpp>
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#include "mbgl/gfx/offscreen_texture.hpp"
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#include <memory>
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namespace mbgl {
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namespace webgpu {
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class HeadlessBackend final : public webgpu::RendererBackend, public gfx::HeadlessBackend {
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public:
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HeadlessBackend(Size = {256, 256},
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SwapBehaviour = SwapBehaviour::NoFlush,
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gfx::ContextMode = gfx::ContextMode::Unique);
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~HeadlessBackend() override;
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gfx::Renderable& getDefaultRenderable() override;
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PremultipliedImage readStillImage() override;
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RendererBackend* getRendererBackend() override;
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/*!
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* \brief takeTexture
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* Take ownership of the current texture
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* \return
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*/
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gfx::Texture2DPtr takeTexture();
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// Override WebGPU-specific methods
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void* getCurrentTextureView() override;
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void* getDepthStencilView() override;
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mbgl::Size getFramebufferSize() const override;
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private:
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void activate() override;
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void deactivate() override;
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void createOffscreenTextures();
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private:
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class Impl;
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std::unique_ptr<Impl> impl;
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bool active = false;
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};
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} // namespace webgpu
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} // namespace mbgl
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