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Use specialization constants in clustered renderer

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* Keep track of when projector, softshadow or directional sofshadow were enabled.
* Enable them via specializaton constant where it makes sense.
* Re-implements soft shadows.
* Re-implements light projectors.
This commit is contained in:
reduz
2021-07-12 20:32:05 -03:00
parent fc00a83901
commit ad9f606ed8
22 changed files with 398 additions and 301 deletions
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12
servers/rendering/renderer_rd/pipeline_cache_rd.h
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@@ -46,27 +46,29 @@ class PipelineCacheRD {
RD::PipelineDepthStencilState depth_stencil_state;
RD::PipelineColorBlendState blend_state;
int dynamic_state_flags;
Vector<RD::PipelineSpecializationConstant> base_specialization_constants;
struct Version {
RD::VertexFormatID vertex_id;
RD::FramebufferFormatID framebuffer_id;
uint32_t render_pass;
bool wireframe;
uint32_t bool_specializations;
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, uint32_t p_render_pass);
RID _generate_version(RD::VertexFormatID p_vertex_format_id, RD::FramebufferFormatID p_framebuffer_format_id, bool p_wireframe, uint32_t p_render_pass, uint32_t p_bool_specializations = 0);
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 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, const Vector<RD::PipelineSpecializationConstant> &p_base_specialization_constants = Vector<RD::PipelineSpecializationConstant>());
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, uint32_t p_render_pass = 0) {
_FORCE_INLINE_ RID get_render_pipeline(RD::VertexFormatID p_vertex_format_id, RD::FramebufferFormatID p_framebuffer_format_id, bool p_wireframe = false, uint32_t p_render_pass = 0, uint32_t p_bool_specializations = 0) {
#ifdef DEBUG_ENABLED
ERR_FAIL_COND_V_MSG(shader.is_null(), RID(),
"Attempted to use an unused shader variant (shader is null),");
@@ -75,13 +77,13 @@ public:
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 && versions[i].render_pass == p_render_pass) {
if (versions[i].vertex_id == p_vertex_format_id && versions[i].framebuffer_id == p_framebuffer_format_id && versions[i].wireframe == p_wireframe && versions[i].render_pass == p_render_pass && versions[i].bool_specializations == p_bool_specializations) {
result = versions[i].pipeline;
spin_lock.unlock();
return result;
}
}
result = _generate_version(p_vertex_format_id, p_framebuffer_format_id, p_wireframe, p_render_pass);
result = _generate_version(p_vertex_format_id, p_framebuffer_format_id, p_wireframe, p_render_pass, p_bool_specializations);
spin_lock.unlock();
return result;
}