]> git.tdb.fi Git - libs/gl.git/blobdiff - source/backends/vulkan/pipelinestate_backend.cpp
Make use of the sorted nature of PipelineState resource arrays
[libs/gl.git] / source / backends / vulkan / pipelinestate_backend.cpp
index efa08a8634ecf15b755b459121f629a2682da529..31488bad1ef92d49b534306ab61721b43fae77ce 100644 (file)
@@ -1,3 +1,4 @@
+#include <msp/core/algorithm.h>
 #include <msp/core/hash.h>
 #include "batch.h"
 #include "blend.h"
@@ -35,17 +36,22 @@ void VulkanPipelineState::update() const
 {
        const PipelineState &self = *static_cast<const PipelineState *>(this);
 
-       if(self.changes&PipelineState::VERTEX_SETUP)
+       unapplied |= changes&(PipelineState::VIEWPORT|PipelineState::SCISSOR|PipelineState::VERTEX_SETUP);
+
+       if(changes&PipelineState::VERTEX_SETUP)
                self.vertex_setup->refresh();
 
        constexpr unsigned pipeline_mask = PipelineState::SHPROG|PipelineState::VERTEX_SETUP|PipelineState::FACE_CULL|
                PipelineState::DEPTH_TEST|PipelineState::STENCIL_TEST|PipelineState::BLEND|PipelineState::PRIMITIVE_TYPE;
-       if(self.changes&pipeline_mask)
+       if(changes&pipeline_mask)
+       {
                handle = device.get_pipeline_cache().get_pipeline(self);
+               unapplied |= PipelineState::SHPROG;
+       }
 
-       if(self.changes&(PipelineState::SHPROG|PipelineState::UNIFORMS|PipelineState::TEXTURES))
+       if(changes&(PipelineState::SHPROG|PipelineState::UNIFORMS|PipelineState::TEXTURES))
        {
-               unsigned changed_sets = (self.changes&PipelineState::SHPROG ? ~0U : 0U);
+               unsigned changed_sets = (changes&PipelineState::SHPROG ? ~0U : 0U);
                for(const PipelineState::BoundUniformBlock &u: self.uniform_blocks)
                        if(u.changed || changed_sets==~0U)
                        {
@@ -68,13 +74,17 @@ void VulkanPipelineState::update() const
                                t.changed = false;
                        }
 
-               descriptor_set_handles.resize(self.shprog->get_n_descriptor_sets());
-               for(unsigned i=0; i<descriptor_set_handles.size(); ++i)
-                       if(changed_sets&(1<<i))
-                               descriptor_set_handles[i] = device.get_pipeline_cache().get_descriptor_set(self, i);
+               if(changed_sets)
+               {
+                       descriptor_set_handles.resize(self.shprog->get_n_descriptor_sets());
+                       for(unsigned i=0; i<descriptor_set_handles.size(); ++i)
+                               if(changed_sets&(1<<i))
+                                       descriptor_set_handles[i] = device.get_pipeline_cache().get_descriptor_set(self, i);
+                       unapplied |= PipelineState::UNIFORMS;
+               }
        }
 
-       self.changes = 0;
+       changes = 0;
 }
 
 uint64_t VulkanPipelineState::compute_hash() const
@@ -164,16 +174,11 @@ void VulkanPipelineState::fill_creation_info(vector<char> &buffer) const
        raster_info->depthClampEnable = VK_FALSE;
        raster_info->rasterizerDiscardEnable = VK_FALSE;
        raster_info->polygonMode = VK_POLYGON_MODE_FILL;
+       raster_info->frontFace = (self.front_face==CLOCKWISE ? VK_FRONT_FACE_COUNTER_CLOCKWISE : VK_FRONT_FACE_CLOCKWISE);
        if(self.face_cull==NO_CULL || self.front_face==NON_MANIFOLD)
-       {
                raster_info->cullMode = VK_CULL_MODE_NONE;
-               raster_info->frontFace = VK_FRONT_FACE_COUNTER_CLOCKWISE;
-       }
        else
-       {
                raster_info->cullMode = (self.face_cull==CULL_FRONT ? VK_CULL_MODE_FRONT_BIT : VK_CULL_MODE_BACK_BIT);
-               raster_info->frontFace = (self.front_face==CLOCKWISE ? VK_FRONT_FACE_CLOCKWISE : VK_FRONT_FACE_COUNTER_CLOCKWISE);
-       }
        raster_info->depthBiasEnable = VK_FALSE;
        raster_info->depthBiasConstantFactor = 0.0f;
        raster_info->depthBiasClamp = 0.0f;
@@ -256,20 +261,24 @@ uint64_t VulkanPipelineState::compute_descriptor_set_hash(unsigned index) const
        const PipelineState &self = *static_cast<const PipelineState *>(this);
 
        uint64_t result = hash<64>(0, 0);
-       for(const PipelineState::BoundUniformBlock &b: self.uniform_blocks)
-               if(b.used && b.binding>=0 && static_cast<unsigned>(b.binding>>20)==index)
+
+       auto i = lower_bound_member(self.uniform_blocks, static_cast<int>(index)<<20, &PipelineState::BoundUniformBlock::binding);
+       for(; (i!=self.uniform_blocks.end() && static_cast<unsigned>(i->binding)>>20==index); ++i)
+               if(i->used)
                {
-                       result = hash_update<64>(result, b.binding);
-                       result = hash_update<64>(result, reinterpret_cast<uintptr_t>(b.block));
-                       result = hash_update<64>(result, reinterpret_cast<uintptr_t>(b.buffer->handle));
+                       result = hash_update<64>(result, i->binding);
+                       result = hash_update<64>(result, reinterpret_cast<uintptr_t>(i->block));
+                       result = hash_update<64>(result, reinterpret_cast<uintptr_t>(i->buffer->handle));
                }
-       for(const PipelineState::BoundTexture &t: self.textures)
-               if(t.used && (t.binding>>20)==index)
+
+       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)
                {
-                       result = hash_update<64>(result, t.binding);
-                       result = hash_update<64>(result, reinterpret_cast<uintptr_t>(t.texture->handle));
-                       result = hash_update<64>(result, reinterpret_cast<uintptr_t>(t.sampler->handle));
-                       result = hash_update<64>(result, t.level);
+                       result = hash_update<64>(result, j->binding);
+                       result = hash_update<64>(result, reinterpret_cast<uintptr_t>(j->texture->handle));
+                       result = hash_update<64>(result, reinterpret_cast<uintptr_t>(j->sampler->handle));
+                       result = hash_update<64>(result, j->level);
                }
 
        return result;
@@ -284,13 +293,16 @@ unsigned VulkanPipelineState::fill_descriptor_writes(unsigned index, vector<char
 {
        const PipelineState &self = *static_cast<const PipelineState *>(this);
 
+       auto u_begin = lower_bound_member(self.uniform_blocks, static_cast<int>(index)<<20, &PipelineState::BoundUniformBlock::binding);
+       auto t_begin = lower_bound_member(self.textures, index<<20, &PipelineState::BoundTexture::binding);
+
        unsigned n_buffers = 0;
-       for(const PipelineState::BoundUniformBlock &u: self.uniform_blocks)
-               if(u.used && u.binding>=0 && static_cast<unsigned>(u.binding>>20)==index)
+       for(auto i=u_begin; (i!=self.uniform_blocks.end() && static_cast<unsigned>(i->binding)>>20==index); ++i)
+               if(i->used)
                        ++n_buffers;
        unsigned n_images = 0;
-       for(const PipelineState::BoundTexture &t: self.textures)
-               if(t.used && (t.binding>>20)==index)
+       for(auto i=t_begin; (i!=self.textures.end() && i->binding>>20==index); ++i)
+               if(i->used)
                        ++n_images;
        unsigned n_writes = n_buffers+n_images;
 
@@ -303,15 +315,15 @@ unsigned VulkanPipelineState::fill_descriptor_writes(unsigned index, vector<char
        VkDescriptorBufferInfo *buffer_ptr = buffers;
        VkDescriptorImageInfo *image_ptr = images;
 
-       for(const PipelineState::BoundUniformBlock &u: self.uniform_blocks)
-               if(u.used && u.binding>=0 && static_cast<unsigned>(u.binding>>20)==index)
+       for(auto i=u_begin; (i!=self.uniform_blocks.end() && static_cast<unsigned>(i->binding)>>20==index); ++i)
+               if(i->used)
                {
-                       buffer_ptr->buffer = handle_cast<::VkBuffer>(u.buffer->handle);
-                       buffer_ptr->offset = u.block->get_offset();
-                       buffer_ptr->range = u.block->get_data_size();
+                       buffer_ptr->buffer = handle_cast<::VkBuffer>(i->buffer->handle);
+                       buffer_ptr->offset = i->block->get_offset();
+                       buffer_ptr->range = i->block->get_data_size();
 
                        write_ptr->sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
-                       write_ptr->dstBinding = u.binding&0xFFFFF;
+                       write_ptr->dstBinding = i->binding&0xFFFFF;
                        write_ptr->descriptorCount = 1;
                        write_ptr->descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC;
                        write_ptr->pBufferInfo = buffer_ptr;
@@ -320,18 +332,18 @@ unsigned VulkanPipelineState::fill_descriptor_writes(unsigned index, vector<char
                        ++write_ptr;
                }
 
-       for(const PipelineState::BoundTexture &t: self.textures)
-               if(t.used && (t.binding>>20)==index)
+       for(auto i=t_begin; (i!=self.textures.end() && i->binding>>20==index); ++i)
+               if(i->used)
                {
-                       image_ptr->sampler = handle_cast<::VkSampler>(t.sampler->handle);
-                       if(t.level<0)
-                               image_ptr->imageView = handle_cast<::VkImageView>(t.texture->view_handle);
+                       image_ptr->sampler = handle_cast<::VkSampler>(i->sampler->handle);
+                       if(i->level<0)
+                               image_ptr->imageView = handle_cast<::VkImageView>(i->texture->view_handle);
                        else
-                               image_ptr->imageView = handle_cast<::VkImageView>(t.texture->mip_view_handles[t.level]);
+                               image_ptr->imageView = handle_cast<::VkImageView>(i->texture->mip_view_handles[i->level]);
                        image_ptr->imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
 
                        write_ptr->sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
-                       write_ptr->dstBinding = t.binding&0xFFFFF;
+                       write_ptr->dstBinding = i->binding&0xFFFFF;
                        write_ptr->descriptorCount = 1;
                        write_ptr->descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
                        write_ptr->pImageInfo = image_ptr;
@@ -343,19 +355,43 @@ unsigned VulkanPipelineState::fill_descriptor_writes(unsigned index, vector<char
        return n_writes;
 }
 
-void VulkanPipelineState::apply(VkCommandBuffer command_buffer, unsigned frame, bool negative_viewport) const
+void VulkanPipelineState::apply(VkCommandBuffer command_buffer, const VulkanPipelineState *last, unsigned frame, bool negative_viewport) const
 {
        const PipelineState &self = *static_cast<const PipelineState *>(this);
        const VulkanFunctions &vk = device.get_functions();
 
-       vk.CmdBindPipeline(command_buffer, VK_PIPELINE_BIND_POINT_GRAPHICS, handle);
-       if(const VertexSetup *vs = self.vertex_setup)
+       if(!last)
+               unapplied = ~0U;
+       else if(last!=this)
        {
-               vk.CmdBindVertexBuffers(command_buffer, 0, vs->n_bindings, vs->buffers, vs->offsets);
-               VkIndexType index_type = static_cast<VkIndexType>(get_vulkan_index_type(vs->get_index_type()));
-               vk.CmdBindIndexBuffer(command_buffer, vs->get_index_buffer()->handle, 0, index_type);
+               const PipelineState &last_ps = *static_cast<const PipelineState *>(last);
+               if(handle!=last->handle)
+                       unapplied |= PipelineState::SHPROG;
+               if(self.vertex_setup!=last_ps.vertex_setup)
+                       unapplied |= PipelineState::VERTEX_SETUP;
+               for(unsigned i=0; (i<descriptor_set_handles.size() && i<last->descriptor_set_handles.size()); ++i)
+                       if(descriptor_set_handles[i]!=last->descriptor_set_handles[i])
+                       {
+                               unapplied |= PipelineState::UNIFORMS;
+                               break;
+                       }
+               if(self.viewport!=last_ps.viewport)
+                       unapplied |= PipelineState::VIEWPORT;
+               if(self.scissor!=last_ps.scissor)
+                       unapplied |= PipelineState::SCISSOR;
        }
 
+       if(unapplied&PipelineState::SHPROG)
+               vk.CmdBindPipeline(command_buffer, VK_PIPELINE_BIND_POINT_GRAPHICS, handle);
+
+       if(unapplied&PipelineState::VERTEX_SETUP)
+               if(const VertexSetup *vs = self.vertex_setup)
+               {
+                       vk.CmdBindVertexBuffers(command_buffer, 0, vs->n_bindings, vs->buffers, vs->offsets);
+                       VkIndexType index_type = static_cast<VkIndexType>(get_vulkan_index_type(vs->get_index_type()));
+                       vk.CmdBindIndexBuffer(command_buffer, vs->get_index_buffer()->handle, 0, index_type);
+               }
+
        if(!self.uniform_blocks.empty())
        {
                const PipelineState::BoundUniformBlock &first_block = self.uniform_blocks.front();
@@ -367,7 +403,7 @@ void VulkanPipelineState::apply(VkCommandBuffer command_buffer, unsigned frame,
                }
        }
 
-       if(!descriptor_set_handles.empty())
+       if((unapplied&PipelineState::UNIFORMS) && !descriptor_set_handles.empty())
        {
                vector<uint32_t> dynamic_offsets;
                dynamic_offsets.reserve(self.uniform_blocks.size());
@@ -384,30 +420,41 @@ void VulkanPipelineState::apply(VkCommandBuffer command_buffer, unsigned frame,
                        0, descriptor_set_handles.size(), descriptor_set_handles.data(), dynamic_offsets.size(), dynamic_offsets.data());
        }
 
-       Rect fb_rect = self.framebuffer->get_rect();
-
-       Rect viewport_rect = fb_rect.intersect(self.viewport);
-       VkViewport viewport = { };
-       viewport.x = viewport_rect.left;
-       viewport.y = viewport_rect.bottom;
-       viewport.width = viewport_rect.width;
-       viewport.height = viewport_rect.height;
-       if(negative_viewport)
+       if(unapplied&(PipelineState::VIEWPORT|PipelineState::SCISSOR))
        {
-               viewport.y += viewport.height;
-               viewport.height = -viewport.height;
+               Rect fb_rect = self.framebuffer->get_rect();
+
+               if(unapplied&PipelineState::VIEWPORT)
+               {
+                       Rect viewport_rect = fb_rect.intersect(self.viewport);
+                       VkViewport viewport = { };
+                       viewport.x = viewport_rect.left;
+                       viewport.y = viewport_rect.bottom;
+                       viewport.width = viewport_rect.width;
+                       viewport.height = viewport_rect.height;
+                       if(negative_viewport)
+                       {
+                               viewport.y += viewport.height;
+                               viewport.height = -viewport.height;
+                       }
+                       viewport.minDepth = 0.0f;
+                       viewport.maxDepth = 1.0f;
+                       vk.CmdSetViewport(command_buffer, 0, 1, &viewport);
+               }
+
+               if(unapplied&PipelineState::SCISSOR)
+               {
+                       Rect scissor_rect = fb_rect.intersect(self.scissor);
+                       VkRect2D scissor = { };
+                       scissor.offset.x = scissor_rect.left;
+                       scissor.offset.y = scissor_rect.bottom;
+                       scissor.extent.width = scissor_rect.width;
+                       scissor.extent.height = scissor_rect.height;
+                       vk.CmdSetScissor(command_buffer, 0, 1, &scissor);
+               }
        }
-       viewport.minDepth = 0.0f;
-       viewport.maxDepth = 1.0f;
-       vk.CmdSetViewport(command_buffer, 0, 1, &viewport);
-
-       Rect scissor_rect = fb_rect.intersect(self.scissor);
-       VkRect2D scissor = { };
-       scissor.offset.x = scissor_rect.left;
-       scissor.offset.y = scissor_rect.bottom;
-       scissor.extent.width = scissor_rect.width;
-       scissor.extent.height = scissor_rect.height;
-       vk.CmdSetScissor(command_buffer, 0, 1, &scissor);
+
+       unapplied = 0;
 }
 
 } // namespace GL