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shader: Rework varyings and implement passthrough geometry shaders

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Put all varyings into a single std::bitset with helpers to access it.

Implement passthrough geometry shaders using host's.
This commit is contained in:
ReinUsesLisp 2021-06-24 02:41:09 -03:00 • committed by ameerj
parent 4f052a1f39
commit 7dafa96ab5
29 changed files with 351 additions and 337 deletions
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6
src/video_core/renderer_vulkan/vk_graphics_pipeline.cpp
View file

@ -487,10 +487,9 @@ void GraphicsPipeline::MakePipeline(VkRenderPass render_pass) {
static_vector<VkVertexInputBindingDivisorDescriptionEXT, 32> vertex_binding_divisors;
static_vector<VkVertexInputAttributeDescription, 32> vertex_attributes;
if (key.state.dynamic_vertex_input) {
const auto& input_attributes = stage_infos[0].input_generics;
for (size_t index = 0; index < key.state.attributes.size(); ++index) {
const u32 type = key.state.DynamicAttributeType(index);
if (!input_attributes[index].used || type == 0) {
if (!stage_infos[0].loads.Generic(index) || type == 0) {
continue;
}
vertex_attributes.push_back({
@ -526,10 +525,9 @@ void GraphicsPipeline::MakePipeline(VkRenderPass render_pass) {
});
}
}
const auto& input_attributes = stage_infos[0].input_generics;
for (size_t index = 0; index < key.state.attributes.size(); ++index) {
const auto& attribute = key.state.attributes[index];
if (!attribute.enabled || !input_attributes[index].used) {
if (!attribute.enabled || !stage_infos[0].loads.Generic(index)) {
continue;
}
vertex_attributes.push_back({

16
src/video_core/renderer_vulkan/vk_pipeline_cache.cpp
View file

@ -123,18 +123,21 @@ Shader::AttributeType AttributeType(const FixedPipelineState& state, size_t inde
return Shader::AttributeType::Disabled;
}
Shader::RuntimeInfo MakeRuntimeInfo(const GraphicsPipelineCacheKey& key,
Shader::RuntimeInfo MakeRuntimeInfo(std::span<const Shader::IR::Program> programs,
const GraphicsPipelineCacheKey& key,
const Shader::IR::Program& program,
const Shader::IR::Program* previous_program) {
Shader::RuntimeInfo info;
if (previous_program) {
info.previous_stage_stores_generic = previous_program->info.stores_generics;
info.previous_stage_stores = previous_program->info.stores;
if (previous_program->is_geometry_passthrough) {
info.previous_stage_stores.mask |= previous_program->info.passthrough.mask;
}
} else {
// Mark all stores as available
info.previous_stage_stores_generic.flip();
info.previous_stage_stores.mask.set();
}
const Shader::Stage stage{program.stage};
const bool has_geometry{key.unique_hashes[4] != 0};
const bool has_geometry{key.unique_hashes[4] != 0 && !programs[4].is_geometry_passthrough};
const bool gl_ndc{key.state.ndc_minus_one_to_one != 0};
const float point_size{Common::BitCast<float>(key.state.point_size)};
switch (stage) {
@ -302,6 +305,7 @@ PipelineCache::PipelineCache(RasterizerVulkan& rasterizer_, Tegra::Engines::Maxw
.support_demote_to_helper_invocation = true,
.support_int64_atomics = device.IsExtShaderAtomicInt64Supported(),
.support_derivative_control = true,
.support_geometry_shader_passthrough = device.IsNvGeometryShaderPassthroughSupported(),
.warp_size_potentially_larger_than_guest = device.IsWarpSizePotentiallyBiggerThanGuest(),
@ -518,7 +522,7 @@ std::unique_ptr<GraphicsPipeline> PipelineCache::CreateGraphicsPipeline(
const size_t stage_index{index - 1};
infos[stage_index] = &program.info;
const Shader::RuntimeInfo runtime_info{MakeRuntimeInfo(key, program, previous_stage)};
const auto runtime_info{MakeRuntimeInfo(programs, key, program, previous_stage)};
const std::vector<u32> code{EmitSPIRV(profile, runtime_info, program, binding)};
device.SaveShader(code);
modules[stage_index] = BuildShader(device, code);