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85 lines
2.1 KiB
C++
85 lines
2.1 KiB
C++
// Copyright 2013 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef FLUTTER_LIB_GPU_TEXTURE_H_
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#define FLUTTER_LIB_GPU_TEXTURE_H_
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#include "flutter/lib/gpu/context.h"
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#include "flutter/lib/gpu/export.h"
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#include "flutter/lib/ui/dart_wrapper.h"
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#include "impeller/core/formats.h"
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#include "third_party/tonic/typed_data/dart_byte_data.h"
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namespace flutter {
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namespace gpu {
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class Texture : public RefCountedDartWrappable<Texture> {
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DEFINE_WRAPPERTYPEINFO();
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FML_FRIEND_MAKE_REF_COUNTED(Texture);
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public:
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explicit Texture(std::shared_ptr<impeller::Texture> texture);
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~Texture() override;
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std::shared_ptr<impeller::Texture> GetTexture();
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void SetCoordinateSystem(impeller::TextureCoordinateSystem coordinate_system);
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bool Overwrite(const tonic::DartByteData& source_bytes);
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size_t GetBytesPerTexel();
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Dart_Handle AsImage() const;
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private:
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std::shared_ptr<impeller::Texture> texture_;
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FML_DISALLOW_COPY_AND_ASSIGN(Texture);
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};
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} // namespace gpu
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} // namespace flutter
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//----------------------------------------------------------------------------
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/// Exports
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///
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extern "C" {
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FLUTTER_GPU_EXPORT
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extern bool InternalFlutterGpu_Texture_Initialize(
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Dart_Handle wrapper,
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flutter::gpu::Context* gpu_context,
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int storage_mode,
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int format,
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int width,
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int height,
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int sample_count,
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int coordinate_system,
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bool enable_render_target_usage,
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bool enable_shader_read_usage,
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bool enable_shader_write_usage);
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FLUTTER_GPU_EXPORT
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extern void InternalFlutterGpu_Texture_SetCoordinateSystem(
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flutter::gpu::Texture* wrapper,
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int coordinate_system);
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FLUTTER_GPU_EXPORT
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extern bool InternalFlutterGpu_Texture_Overwrite(flutter::gpu::Texture* wrapper,
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Dart_Handle source_byte_data);
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FLUTTER_GPU_EXPORT
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extern int InternalFlutterGpu_Texture_BytesPerTexel(
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flutter::gpu::Texture* wrapper);
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FLUTTER_GPU_EXPORT
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extern Dart_Handle InternalFlutterGpu_Texture_AsImage(
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flutter::gpu::Texture* wrapper);
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} // extern "C"
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#endif // FLUTTER_LIB_GPU_TEXTURE_H_
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