godot/servers/rendering/renderer_rd/pipeline_cache_rd.h

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/*************************************************************************/
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/* pipeline_cache_rd.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
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#ifndef PIPELINE_CACHE_RD_H
#define PIPELINE_CACHE_RD_H
#include "core/os/spin_lock.h"
#include "servers/rendering/rendering_device.h"
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class PipelineCacheRD {
SpinLock spin_lock;
RID shader;
uint32_t input_mask;
RD::RenderPrimitive render_primitive;
RD::PipelineRasterizationState rasterization_state;
RD::PipelineMultisampleState multisample_state;
RD::PipelineDepthStencilState depth_stencil_state;
RD::PipelineColorBlendState blend_state;
int dynamic_state_flags;
struct Version {
RD::VertexFormatID vertex_id;
RD::FramebufferFormatID framebuffer_id;
bool wireframe;
RID pipeline;
};
Version *versions;
uint32_t version_count;
RID _generate_version(RD::VertexFormatID p_vertex_format_id, RD::FramebufferFormatID p_framebuffer_format_id, bool p_wireframe);
void _clear();
public:
void setup(RID p_shader, RD::RenderPrimitive p_primitive, const RD::PipelineRasterizationState &p_rasterization_state, RD::PipelineMultisampleState p_multisample, const RD::PipelineDepthStencilState &p_depth_stencil_state, const RD::PipelineColorBlendState &p_blend_state, int p_dynamic_state_flags = 0);
void update_shader(RID p_shader);
_FORCE_INLINE_ RID get_render_pipeline(RD::VertexFormatID p_vertex_format_id, RD::FramebufferFormatID p_framebuffer_format_id, bool p_wireframe = false) {
#ifdef DEBUG_ENABLED
ERR_FAIL_COND_V_MSG(shader.is_null(), RID(),
"Attempted to use an unused shader variant (shader is null),");
#endif
spin_lock.lock();
RID result;
for (uint32_t i = 0; i < version_count; i++) {
if (versions[i].vertex_id == p_vertex_format_id && versions[i].framebuffer_id == p_framebuffer_format_id && versions[i].wireframe == p_wireframe) {
result = versions[i].pipeline;
spin_lock.unlock();
return result;
}
}
result = _generate_version(p_vertex_format_id, p_framebuffer_format_id, p_wireframe);
spin_lock.unlock();
return result;
}
_FORCE_INLINE_ uint32_t get_vertex_input_mask() const {
return input_mask;
}
void clear();
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PipelineCacheRD();
~PipelineCacheRD();
};
#endif // RENDER_PIPELINE_CACHE_RD_H