2231b819a5
Some vulkan platforms don't support 24bit depth components. In this case we will allocate float depth component. During readback the data should be converted back to what is expected. Pull Request: https://projects.blender.org/blender/blender/pulls/108698
105 lines
2.5 KiB
C++
105 lines
2.5 KiB
C++
/* SPDX-FileCopyrightText: 2022 Blender Foundation
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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/** \file
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* \ingroup gpu
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*/
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#pragma once
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#include "gpu_backend.hh"
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#ifdef WITH_RENDERDOC
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# include "renderdoc_api.hh"
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#endif
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#include "vk_common.hh"
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#include "vk_device.hh"
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#include "shaderc/shaderc.hpp"
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namespace blender::gpu {
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class VKContext;
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class VKDescriptorSet;
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class VKDescriptorSetTracker;
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class VKBackend : public GPUBackend {
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private:
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shaderc::Compiler shaderc_compiler_;
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#ifdef WITH_RENDERDOC
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renderdoc::api::Renderdoc renderdoc_api_;
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#endif
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/* Global instance to device handles. */
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VKDevice device_;
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public:
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VKBackend()
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{
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platform_init();
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}
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virtual ~VKBackend()
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{
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VKBackend::platform_exit();
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}
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void delete_resources() override;
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void samplers_update() override;
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void compute_dispatch(int groups_x_len, int groups_y_len, int groups_z_len) override;
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void compute_dispatch_indirect(StorageBuf *indirect_buf) override;
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Context *context_alloc(void *ghost_window, void *ghost_context) override;
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Batch *batch_alloc() override;
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DrawList *drawlist_alloc(int list_length) override;
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Fence *fence_alloc() override;
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FrameBuffer *framebuffer_alloc(const char *name) override;
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IndexBuf *indexbuf_alloc() override;
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PixelBuffer *pixelbuf_alloc(uint size) override;
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QueryPool *querypool_alloc() override;
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Shader *shader_alloc(const char *name) override;
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Texture *texture_alloc(const char *name) override;
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UniformBuf *uniformbuf_alloc(int size, const char *name) override;
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StorageBuf *storagebuf_alloc(int size, GPUUsageType usage, const char *name) override;
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VertBuf *vertbuf_alloc() override;
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/* Render Frame Coordination --
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* Used for performing per-frame actions globally */
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void render_begin() override;
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void render_end() override;
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void render_step() override;
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bool debug_capture_begin();
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void debug_capture_end();
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shaderc::Compiler &get_shaderc_compiler();
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static VKBackend &get()
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{
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return *static_cast<VKBackend *>(GPUBackend::get());
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}
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const VKDevice &device_get() const
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{
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return device_;
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}
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static void platform_init(const VKDevice &device);
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static void capabilities_init(VKDevice &device);
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private:
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static void detect_workarounds(VKDevice &device);
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static void platform_init();
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static void platform_exit();
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/* These classes are allowed to modify the global device. */
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friend class VKContext;
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friend class VKDescriptorSet;
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friend class VKDescriptorSetTracker;
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};
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} // namespace blender::gpu
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