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MapLibreParticleLab/platform/default/include/mln/webgpu/headless_backend.hpp
Bart Louwers 2a8ebc4906 core: rename mbgl directories to mln (#4511)
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
2026-08-22 20:50:14 +02:00

46 lines
1.2 KiB
C++

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