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96 lines
2.9 KiB
C++
96 lines
2.9 KiB
C++
//
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// GL41Backend.h
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// libraries/gpu/src/gpu
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//
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// Created by Sam Gateau on 10/27/2014.
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// Copyright 2014 High Fidelity, Inc.
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//
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// Distributed under the Apache License, Version 2.0.
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// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
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//
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#ifndef hifi_gpu_41_GL41Backend_h
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#define hifi_gpu_41_GL41Backend_h
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#include <gl/Config.h>
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#include "../gl/GLBackend.h"
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#include "../gl/GLTexture.h"
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#define GPU_CORE_41 410
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#define GPU_CORE_43 430
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#ifdef Q_OS_MAC
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#define GPU_INPUT_PROFILE GPU_CORE_41
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#else
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#define GPU_INPUT_PROFILE GPU_CORE_43
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#endif
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namespace gpu { namespace gl41 {
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using namespace gpu::gl;
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class GL41Backend : public GLBackend {
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using Parent = GLBackend;
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// Context Backend static interface required
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friend class Context;
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public:
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explicit GL41Backend(bool syncCache) : Parent(syncCache) {}
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GL41Backend() : Parent() {}
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class GL41Texture : public GLTexture {
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using Parent = GLTexture;
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GLuint allocate();
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public:
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GL41Texture(const std::weak_ptr<GLBackend>& backend, const Texture& buffer, bool transferrable);
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protected:
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void transferMip(uint16_t mipLevel, uint8_t face) const;
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void startTransfer() override;
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void allocateStorage() const override;
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void updateSize() const override;
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void syncSampler() const override;
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void generateMips() const override;
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};
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protected:
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GLuint getFramebufferID(const FramebufferPointer& framebuffer) override;
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GLFramebuffer* syncGPUObject(const Framebuffer& framebuffer) override;
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GLuint getBufferID(const Buffer& buffer) override;
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GLBuffer* syncGPUObject(const Buffer& buffer) override;
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GLuint getTextureID(const TexturePointer& texture, bool needTransfer = true) override;
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GLTexture* syncGPUObject(const TexturePointer& texture, bool sync = true) override;
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GLuint getQueryID(const QueryPointer& query) override;
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GLQuery* syncGPUObject(const Query& query) override;
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// Draw Stage
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void do_draw(const Batch& batch, size_t paramOffset) override;
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void do_drawIndexed(const Batch& batch, size_t paramOffset) override;
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void do_drawInstanced(const Batch& batch, size_t paramOffset) override;
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void do_drawIndexedInstanced(const Batch& batch, size_t paramOffset) override;
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void do_multiDrawIndirect(const Batch& batch, size_t paramOffset) override;
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void do_multiDrawIndexedIndirect(const Batch& batch, size_t paramOffset) override;
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// Input Stage
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void updateInput() override;
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// Synchronize the state cache of this Backend with the actual real state of the GL Context
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void transferTransformState(const Batch& batch) const override;
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void initTransform() override;
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void updateTransform(const Batch& batch);
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void resetTransformStage();
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// Output stage
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void do_blit(const Batch& batch, size_t paramOffset) override;
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};
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} }
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Q_DECLARE_LOGGING_CATEGORY(gpugl41logging)
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#endif
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