From: Mikko Rasa Date: Fri, 8 Apr 2022 20:44:37 +0000 (+0300) Subject: Unify handling of shader resources in PipelineState X-Git-Url: http://git.tdb.fi/?a=commitdiff_plain;h=63458ee3bedacf4d498074fcec15600a4932ae7b;p=libs%2Fgl.git Unify handling of shader resources in PipelineState --- diff --git a/source/backends/opengl/pipelinestate_backend.cpp b/source/backends/opengl/pipelinestate_backend.cpp index 3117a271..3b8c6a5a 100644 --- a/source/backends/opengl/pipelinestate_backend.cpp +++ b/source/backends/opengl/pipelinestate_backend.cpp @@ -105,55 +105,50 @@ void OpenGLPipelineState::apply() const } } - if(changes&PipelineState::UNIFORMS) + if(changes&PipelineState::RESOURCES) { - for(const PipelineState::BoundUniformBlock &u: self.uniform_blocks) - if(u.changed || changes==~0U) + for(const PipelineState::BoundResource &r: self.resources) + { + if(!r.changed && changes!=~0U) + continue; + + if(r.used) { - if(u.used) + if(r.type==PipelineState::UNIFORM_BLOCK) { - if(u.binding>=0) + if(r.binding>=0) { - glBindBufferRange(GL_UNIFORM_BUFFER, u.binding, u.buffer->id, u.block->get_offset(), u.block->get_data_size()); - dev_state.bound_uniform_blocks[u.binding] = 1; + glBindBufferRange(GL_UNIFORM_BUFFER, r.binding, r.buffer->id, r.block->get_offset(), r.block->get_data_size()); + dev_state.bound_uniform_blocks[r.binding] = 1; } - else if(u.binding==ReflectData::DEFAULT_BLOCK && self.shprog) + else if(r.binding==ReflectData::DEFAULT_BLOCK && self.shprog) { - const char *data = static_cast(u.block->get_data_pointer()); + const char *data = static_cast(r.block->get_data_pointer()); for(const Program::UniformCall &call: self.shprog->uniform_calls) call.func(call.location, call.size, data+call.location*16); } } - - u.changed = false; - } - } - - if(changes&PipelineState::TEXTURES) - { - for(const PipelineState::BoundTexture &t: self.textures) - if(t.changed || changes==~0U) - { - if(t.used) + else if(r.type==PipelineState::TEXTURE) { if(ARB_direct_state_access) - glBindTextureUnit(t.binding, t.texture->id); + glBindTextureUnit(r.binding, r.texture->id); else { - glActiveTexture(GL_TEXTURE0+t.binding); - if(dev_state.bound_tex_targets[t.binding] && static_cast(t.texture->target)!=dev_state.bound_tex_targets[t.binding]) - glBindTexture(dev_state.bound_tex_targets[t.binding], 0); - glBindTexture(t.texture->target, t.texture->id); + glActiveTexture(GL_TEXTURE0+r.binding); + if(dev_state.bound_tex_targets[r.binding] && static_cast(r.texture->target)!=dev_state.bound_tex_targets[r.binding]) + glBindTexture(dev_state.bound_tex_targets[r.binding], 0); + glBindTexture(r.texture->target, r.texture->id); } - dev_state.bound_tex_targets[t.binding] = t.texture->target; + dev_state.bound_tex_targets[r.binding] = r.texture->target; - glBindSampler(t.binding, t.sampler->id); - t.sampler->refresh(); + glBindSampler(r.binding, r.sampler->id); + r.sampler->refresh(); } - - t.changed = false; } + + r.changed = false; + } } if(changes&PipelineState::VERTEX_SETUP) diff --git a/source/backends/vulkan/pipelinestate_backend.cpp b/source/backends/vulkan/pipelinestate_backend.cpp index b7e50873..f3281804 100644 --- a/source/backends/vulkan/pipelinestate_backend.cpp +++ b/source/backends/vulkan/pipelinestate_backend.cpp @@ -56,29 +56,24 @@ void VulkanPipelineState::update() const unapplied |= PipelineState::SHPROG; } - if(changes&(PipelineState::SHPROG|PipelineState::UNIFORMS|PipelineState::TEXTURES)) + if(changes&(PipelineState::SHPROG|PipelineState::RESOURCES)) { unsigned changed_sets = (changes&PipelineState::SHPROG ? ~0U : 0U); - for(const PipelineState::BoundUniformBlock &u: self.uniform_blocks) - if(u.changed || changed_sets==~0U) + for(const PipelineState::BoundResource &r: self.resources) + if(r.changed || changed_sets==~0U) { - if(u.block) - u.used = self.shprog->uses_uniform_block_binding(u.binding); - if(u.binding>=0) - changed_sets |= 1<<(u.binding>>20); - u.changed = false; - } - for(const PipelineState::BoundTexture &t: self.textures) - if(t.changed || changed_sets==~0U) - { - if(t.texture && t.sampler) - t.used = self.shprog->uses_texture_binding(t.binding); - changed_sets |= 1<<(t.binding>>20); - if(t.texture && t.level>=0) - t.texture->refresh_mip_views(); - if(t.sampler) - t.sampler->refresh(); - t.changed = false; + if(r.type==PipelineState::UNIFORM_BLOCK) + r.used = self.shprog->uses_uniform_block_binding(r.binding); + else if(r.type==PipelineState::TEXTURE) + { + r.used = self.shprog->uses_texture_binding(r.binding); + if(r.mip_level>=0) + r.texture->refresh_mip_views(); + r.sampler->refresh(); + } + if(r.binding>=0) + changed_sets |= 1<<(r.binding>>20); + r.changed = false; } if(changed_sets) @@ -92,7 +87,7 @@ void VulkanPipelineState::update() const first_changed_desc_set = min(first_changed_desc_set, i); } - unapplied |= PipelineState::UNIFORMS; + unapplied |= PipelineState::RESOURCES; } } @@ -277,26 +272,27 @@ uint64_t VulkanPipelineState::compute_descriptor_set_hash(unsigned index) const uint64_t result = hash<64>(0, 0); bool empty = true; - auto i = lower_bound_member(self.uniform_blocks, static_cast(index)<<20, &PipelineState::BoundUniformBlock::binding); - for(; (i!=self.uniform_blocks.end() && static_cast(i->binding)>>20==index); ++i) - if(i->used) + auto i = lower_bound_member(self.resources, static_cast(index)<<20, &PipelineState::BoundResource::binding); + for(; (i!=self.resources.end() && static_cast(i->binding)>>20==index); ++i) + { + if(!i->used) + continue; + + result = hash_update<64>(result, i->binding); + result = hash_update<64>(result, i->type); + if(i->type==PipelineState::UNIFORM_BLOCK) { - result = hash_update<64>(result, i->binding); result = hash_update<64>(result, reinterpret_cast(i->block)); result = hash_update<64>(result, reinterpret_cast(i->buffer->handle)); - empty = false; } - - auto j = lower_bound_member(self.textures, index<<20, &PipelineState::BoundTexture::binding); - for(; (j!=self.textures.end() && j->binding>>20==index); ++j) - if(j->used) + else if(i->type==PipelineState::TEXTURE) { - result = hash_update<64>(result, j->binding); - result = hash_update<64>(result, reinterpret_cast(j->texture->handle)); - result = hash_update<64>(result, reinterpret_cast(j->sampler->handle)); - result = hash_update<64>(result, j->level); - empty = false; + result = hash_update<64>(result, reinterpret_cast(i->texture->handle)); + result = hash_update<64>(result, reinterpret_cast(i->sampler->handle)); + result = hash_update<64>(result, i->mip_level); } + empty = false; + } if(!empty) result = hash_update<64>(result, self.shprog->stage_flags); @@ -308,9 +304,9 @@ bool VulkanPipelineState::is_descriptor_set_dynamic(unsigned index) const { const PipelineState &self = *static_cast(this); - auto i = lower_bound_member(self.uniform_blocks, static_cast(index)<<20, &PipelineState::BoundUniformBlock::binding); - for(; (i!=self.uniform_blocks.end() && static_cast(i->binding)>>20==index); ++i) - if(i->used && i->buffer && i->buffer->get_usage()==STREAMING) + auto i = lower_bound_member(self.resources, static_cast(index)<<20, &PipelineState::BoundResource::binding); + for(; (i!=self.resources.end() && static_cast(i->binding)>>20==index); ++i) + if(i->used && i->type==PipelineState::UNIFORM_BLOCK && i->buffer->get_usage()==STREAMING) return true; return false; @@ -325,17 +321,18 @@ unsigned VulkanPipelineState::fill_descriptor_writes(unsigned index, unsigned fr { const PipelineState &self = *static_cast(this); - auto u_begin = lower_bound_member(self.uniform_blocks, static_cast(index)<<20, &PipelineState::BoundUniformBlock::binding); - auto t_begin = lower_bound_member(self.textures, index<<20, &PipelineState::BoundTexture::binding); + auto begin = lower_bound_member(self.resources, static_cast(index)<<20, &PipelineState::BoundResource::binding); unsigned n_buffers = 0; - for(auto i=u_begin; (i!=self.uniform_blocks.end() && static_cast(i->binding)>>20==index); ++i) - if(i->used) - ++n_buffers; unsigned n_images = 0; - for(auto i=t_begin; (i!=self.textures.end() && i->binding>>20==index); ++i) + for(auto i=begin; (i!=self.resources.end() && static_cast(i->binding)>>20==index); ++i) if(i->used) - ++n_images; + { + if(i->type==PipelineState::UNIFORM_BLOCK) + ++n_buffers; + else if(i->type==PipelineState::TEXTURE) + ++n_images; + } unsigned n_writes = n_buffers+n_images; StructureBuilder sb(buffer, 3); @@ -347,8 +344,12 @@ unsigned VulkanPipelineState::fill_descriptor_writes(unsigned index, unsigned fr VkDescriptorBufferInfo *buffer_ptr = buffers; VkDescriptorImageInfo *image_ptr = images; - for(auto i=u_begin; (i!=self.uniform_blocks.end() && static_cast(i->binding)>>20==index); ++i) - if(i->used) + for(auto i=begin; (i!=self.resources.end() && static_cast(i->binding)>>20==index); ++i) + { + if(!i->used) + continue; + + if(i->type==PipelineState::UNIFORM_BLOCK) { buffer_ptr->buffer = handle_cast<::VkBuffer>(i->buffer->handle); buffer_ptr->offset = i->block->get_offset(); @@ -363,17 +364,14 @@ unsigned VulkanPipelineState::fill_descriptor_writes(unsigned index, unsigned fr write_ptr->pBufferInfo = buffer_ptr; ++buffer_ptr; - ++write_ptr; } - - for(auto i=t_begin; (i!=self.textures.end() && i->binding>>20==index); ++i) - if(i->used) + else if(i->type==PipelineState::TEXTURE) { image_ptr->sampler = handle_cast<::VkSampler>(i->sampler->handle); - if(i->level<0) + if(i->mip_level<0) image_ptr->imageView = handle_cast<::VkImageView>(i->texture->view_handle); else - image_ptr->imageView = handle_cast<::VkImageView>(i->texture->mip_view_handles[i->level]); + image_ptr->imageView = handle_cast<::VkImageView>(i->texture->mip_view_handles[i->mip_level]); image_ptr->imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL; write_ptr->sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET; @@ -383,9 +381,11 @@ unsigned VulkanPipelineState::fill_descriptor_writes(unsigned index, unsigned fr write_ptr->pImageInfo = image_ptr; ++image_ptr; - ++write_ptr; } + ++write_ptr; + } + return n_writes; } @@ -406,7 +406,7 @@ void VulkanPipelineState::apply(const VulkanCommandRecorder &vkCmd, const Vulkan unapplied |= PipelineState::SHPROG; if(self.push_const_compat!=last_ps.push_const_compat) { - unapplied |= PipelineState::UNIFORMS; + unapplied |= PipelineState::RESOURCES; first_changed_desc_set = 0; } } @@ -415,7 +415,7 @@ void VulkanPipelineState::apply(const VulkanCommandRecorder &vkCmd, const Vulkan for(unsigned i=0; i=last->descriptor_set_slots.size() || descriptor_set_slots[i]!=last->descriptor_set_slots[i]) { - unapplied |= PipelineState::UNIFORMS; + unapplied |= PipelineState::RESOURCES; first_changed_desc_set = min(first_changed_desc_set, i); break; } @@ -436,18 +436,18 @@ void VulkanPipelineState::apply(const VulkanCommandRecorder &vkCmd, const Vulkan vkCmd.BindIndexBuffer(vs->get_index_buffer()->handle, 0, index_type); } - if(!self.uniform_blocks.empty()) + if(!self.resources.empty()) { - const PipelineState::BoundUniformBlock &first_block = self.uniform_blocks.front(); - if(first_block.used && first_block.binding==ReflectData::PUSH_CONSTANT) + const PipelineState::BoundResource &first_res = self.resources.front(); + if(first_res.used && first_res.type==PipelineState::UNIFORM_BLOCK && first_res.binding==ReflectData::PUSH_CONSTANT) { - const UniformBlock &pc_block = *first_block.block; + const UniformBlock &pc_block = *first_res.block; vkCmd.PushConstants(self.shprog->layout_handle, self.shprog->stage_flags, pc_block.get_offset(), pc_block.get_data_size(), pc_block.get_data_pointer()); } } - if((unapplied&PipelineState::UNIFORMS) && !descriptor_set_slots.empty()) + if((unapplied&PipelineState::RESOURCES) && !descriptor_set_slots.empty()) { vector descriptor_set_handles; descriptor_set_handles.reserve(descriptor_set_slots.size()-first_changed_desc_set); diff --git a/source/core/pipelinestate.cpp b/source/core/pipelinestate.cpp index 8d59a316..5ad51502 100644 --- a/source/core/pipelinestate.cpp +++ b/source/core/pipelinestate.cpp @@ -41,17 +41,20 @@ void PipelineState::set_shader_program(const Program *p) void PipelineState::set_uniform_block(int binding, const UniformBlock *block) { - auto i = lower_bound_member(uniform_blocks, binding, &BoundUniformBlock::binding); - if(i==uniform_blocks.end() || i->binding!=binding) - i = uniform_blocks.insert(i, BoundUniformBlock(binding)); + auto i = lower_bound_member(resources, binding, &BoundResource::binding); + if(i==resources.end() || i->binding!=binding) + i = resources.insert(i, BoundResource(binding)); + + ResourceType type = (block ? UNIFORM_BLOCK : NO_RESOURCE); const Buffer *buffer = (block ? block->get_buffer() : 0); - if(block!=i->block || buffer!=i->buffer || binding<0) + if(i->type!=type || block!=i->block || buffer!=i->buffer || binding<0) { + i->type = type; i->block = block; i->buffer = buffer; i->changed = true; i->used = block; - changes |= UNIFORMS; + changes |= RESOURCES; } } @@ -67,17 +70,20 @@ void PipelineState::set_texture(unsigned binding, const Texture *tex, int level, if(level>=0 && !can_bind_tex_level(level)) throw invalid_operation("PipelineState::set_texture"); - auto i = lower_bound_member(textures, binding, &BoundTexture::binding); - if(i==textures.end() || i->binding!=binding) - i = textures.insert(i, BoundTexture(binding)); - if(tex!=i->texture || level!=i->level || samp!=i->sampler) + auto i = lower_bound_member(resources, static_cast(binding), &BoundResource::binding); + if(i==resources.end() || i->binding!=static_cast(binding)) + i = resources.insert(i, BoundResource(binding)); + + ResourceType type = (tex ? TEXTURE : NO_RESOURCE); + if(i->type!=type || tex!=i->texture || level!=i->mip_level || samp!=i->sampler) { + i->type = type; i->texture = tex; i->sampler = samp; - i->level = level; + i->mip_level = level; i->changed = true; i->used = (tex && samp); - changes |= TEXTURES; + changes |= RESOURCES; } } diff --git a/source/core/pipelinestate.h b/source/core/pipelinestate.h index 28624ed7..e7fdfdc8 100644 --- a/source/core/pipelinestate.h +++ b/source/core/pipelinestate.h @@ -32,27 +32,32 @@ class PipelineState: public PipelineStateBackend friend PipelineStateBackend; private: - struct BoundTexture + enum ResourceType: std::uint8_t { - unsigned binding = 0; - mutable bool changed = false; - mutable bool used = false; - const Texture *texture = 0; - const Sampler *sampler = 0; - int level = -1; - - BoundTexture(unsigned b): binding(b) { } + NO_RESOURCE, + UNIFORM_BLOCK, + TEXTURE }; - struct BoundUniformBlock + struct BoundResource { int binding = 0; + ResourceType type = NO_RESOURCE; mutable bool changed = false; mutable bool used = false; - const UniformBlock *block = 0; - const Buffer *buffer = 0; + union + { + const UniformBlock *block; + const Texture *texture; + }; + union + { + const Buffer *buffer; + const Sampler *sampler; + }; + int mip_level = -1; - BoundUniformBlock(int b): binding(b) { } + BoundResource(int b): binding(b), texture(0), sampler(0) { } }; enum ChangeMask @@ -61,8 +66,7 @@ private: VIEWPORT = 2, SCISSOR = 4, SHPROG = 8, - UNIFORMS = 16, - TEXTURES = 32, + RESOURCES = 16, VERTEX_SETUP = 64, FACE_CULL = 128, DEPTH_TEST = 256, @@ -75,8 +79,7 @@ private: Rect viewport = Rect::max(); Rect scissor = Rect::max(); const Program *shprog = 0; - std::vector uniform_blocks; - std::vector textures; + std::vector resources; const VertexSetup *vertex_setup = 0; PrimitiveType primitive_type = TRIANGLES; FaceWinding front_face = COUNTERCLOCKWISE;