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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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24
servers/rendering/renderer_rd/pipeline_cache_rd.cpp
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@@ -31,14 +31,30 @@
#include "pipeline_cache_rd.h"
#include "core/os/memory.h"
RID PipelineCacheRD::_generate_version(RD::VertexFormatID p_vertex_format_id, RD::FramebufferFormatID p_framebuffer_format_id, bool p_wireframe, uint32_t p_render_pass) {
RID PipelineCacheRD::_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) {
RD::PipelineMultisampleState multisample_state_version = multisample_state;
multisample_state_version.sample_count = RD::get_singleton()->framebuffer_format_get_texture_samples(p_framebuffer_format_id, p_render_pass);
RD::PipelineRasterizationState raster_state_version = rasterization_state;
raster_state_version.wireframe = p_wireframe;
RID pipeline = RD::get_singleton()->render_pipeline_create(shader, p_framebuffer_format_id, p_vertex_format_id, render_primitive, raster_state_version, multisample_state_version, depth_stencil_state, blend_state, dynamic_state_flags, p_render_pass);
Vector<RD::PipelineSpecializationConstant> specialization_constants = base_specialization_constants;
uint32_t bool_index = 0;
uint32_t bool_specializations = p_bool_specializations;
while (bool_specializations) {
if (bool_specializations & (1 << bool_index)) {
RD::PipelineSpecializationConstant sc;
sc.bool_value = true;
sc.constant_id = bool_index;
sc.type = RD::PIPELINE_SPECIALIZATION_CONSTANT_TYPE_BOOL;
specialization_constants.push_back(sc);
bool_specializations &= ~(1 << bool_index);
}
bool_index++;
}
RID pipeline = RD::get_singleton()->render_pipeline_create(shader, p_framebuffer_format_id, p_vertex_format_id, render_primitive, raster_state_version, multisample_state_version, depth_stencil_state, blend_state, dynamic_state_flags, p_render_pass, specialization_constants);
ERR_FAIL_COND_V(pipeline.is_null(), RID());
versions = (Version *)memrealloc(versions, sizeof(Version) * (version_count + 1));
versions[version_count].framebuffer_id = p_framebuffer_format_id;
@@ -46,6 +62,7 @@ RID PipelineCacheRD::_generate_version(RD::VertexFormatID p_vertex_format_id, RD
versions[version_count].wireframe = p_wireframe;
versions[version_count].pipeline = pipeline;
versions[version_count].render_pass = p_render_pass;
versions[version_count].bool_specializations = p_bool_specializations;
version_count++;
return pipeline;
}
@@ -64,7 +81,7 @@ void PipelineCacheRD::_clear() {
}
}
void PipelineCacheRD::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) {
void PipelineCacheRD::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, const Vector<RD::PipelineSpecializationConstant> &p_base_specialization_constants) {
ERR_FAIL_COND(p_shader.is_null());
_clear();
shader = p_shader;
@@ -75,6 +92,7 @@ void PipelineCacheRD::setup(RID p_shader, RD::RenderPrimitive p_primitive, const
depth_stencil_state = p_depth_stencil_state;
blend_state = p_blend_state;
dynamic_state_flags = p_dynamic_state_flags;
base_specialization_constants = p_base_specialization_constants;
}
void PipelineCacheRD::update_shader(RID p_shader) {