X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fbackends%2Fvulkan%2Fpipelinestate_backend.cpp;h=4eba2895e4925cd9282672a22d207f248ca4d2a4;hb=9ef77734bac36f2b16380ef3e131d3164fe241ce;hp=31488bad1ef92d49b534306ab61721b43fae77ce;hpb=1ed4d66194a8a86413701a4c4e4178c2fb0a4ded;p=libs%2Fgl.git

diff --git a/source/backends/vulkan/pipelinestate_backend.cpp b/source/backends/vulkan/pipelinestate_backend.cpp
index 31488bad..4eba2895 100644
--- a/source/backends/vulkan/pipelinestate_backend.cpp
+++ b/source/backends/vulkan/pipelinestate_backend.cpp
@@ -76,10 +76,15 @@ void VulkanPipelineState::update() const
 
 		if(changed_sets)
 		{
-			descriptor_set_handles.resize(self.shprog->get_n_descriptor_sets());
-			for(unsigned i=0; i<descriptor_set_handles.size(); ++i)
+			descriptor_set_slots.resize(self.shprog->get_n_descriptor_sets());
+			first_changed_desc_set = descriptor_set_slots.size();
+			for(unsigned i=0; i<descriptor_set_slots.size(); ++i)
 				if(changed_sets&(1<<i))
-					descriptor_set_handles[i] = device.get_pipeline_cache().get_descriptor_set(self, i);
+				{
+					descriptor_set_slots[i] = device.get_descriptor_pool().get_descriptor_set_slot(self, i);
+					first_changed_desc_set = min(first_changed_desc_set, i);
+				}
+
 			unapplied |= PipelineState::UNIFORMS;
 		}
 	}
@@ -261,6 +266,7 @@ 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);
+	bool empty = true;
 
 	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)
@@ -269,6 +275,7 @@ uint64_t VulkanPipelineState::compute_descriptor_set_hash(unsigned index) const
 			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));
+			empty = false;
 		}
 
 	auto j = lower_bound_member(self.textures, index<<20, &PipelineState::BoundTexture::binding);
@@ -279,17 +286,33 @@ uint64_t VulkanPipelineState::compute_descriptor_set_hash(unsigned index) const
 			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);
+			empty = false;
 		}
 
+	if(!empty)
+		result = hash_update<64>(result, self.shprog->stage_flags);
+
 	return result;
 }
 
+bool VulkanPipelineState::is_descriptor_set_dynamic(unsigned index) const
+{
+	const PipelineState &self = *static_cast<const PipelineState *>(this);
+
+	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 && i->buffer && i->buffer->get_usage()==STREAMING)
+			return true;
+
+	return false;
+}
+
 VkDescriptorSetLayout VulkanPipelineState::get_descriptor_set_layout(unsigned index) const
 {
 	return static_cast<const PipelineState *>(this)->shprog->desc_set_layout_handles[index];
 }
 
-unsigned VulkanPipelineState::fill_descriptor_writes(unsigned index, vector<char> &buffer) const
+unsigned VulkanPipelineState::fill_descriptor_writes(unsigned index, unsigned frame, vector<char> &buffer) const
 {
 	const PipelineState &self = *static_cast<const PipelineState *>(this);
 
@@ -320,12 +343,14 @@ unsigned VulkanPipelineState::fill_descriptor_writes(unsigned index, vector<char
 		{
 			buffer_ptr->buffer = handle_cast<::VkBuffer>(i->buffer->handle);
 			buffer_ptr->offset = i->block->get_offset();
+			if(i->buffer->get_usage()==STREAMING)
+				buffer_ptr->offset += frame*i->buffer->get_size();
 			buffer_ptr->range = i->block->get_data_size();
 
 			write_ptr->sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
 			write_ptr->dstBinding = i->binding&0xFFFFF;
 			write_ptr->descriptorCount = 1;
-			write_ptr->descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC;
+			write_ptr->descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER;
 			write_ptr->pBufferInfo = buffer_ptr;
 
 			++buffer_ptr;
@@ -361,18 +386,29 @@ void VulkanPipelineState::apply(VkCommandBuffer command_buffer, const VulkanPipe
 	const VulkanFunctions &vk = device.get_functions();
 
 	if(!last)
+	{
 		unapplied = ~0U;
+		first_changed_desc_set = 0;
+	}
 	else if(last!=this)
 	{
 		const PipelineState &last_ps = *static_cast<const PipelineState *>(last);
 		if(handle!=last->handle)
+		{
 			unapplied |= PipelineState::SHPROG;
+			if(self.shprog->stage_flags!=last_ps.shprog->stage_flags)
+			{
+				unapplied |= PipelineState::UNIFORMS;
+				first_changed_desc_set = 0;
+			}
+		}
 		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])
+		for(unsigned i=0; i<descriptor_set_slots.size(); ++i)
+			if(i>=last->descriptor_set_slots.size() || descriptor_set_slots[i]!=last->descriptor_set_slots[i])
 			{
 				unapplied |= PipelineState::UNIFORMS;
+				first_changed_desc_set = min(first_changed_desc_set, i);
 				break;
 			}
 		if(self.viewport!=last_ps.viewport)
@@ -403,21 +439,16 @@ void VulkanPipelineState::apply(VkCommandBuffer command_buffer, const VulkanPipe
 		}
 	}
 
-	if((unapplied&PipelineState::UNIFORMS) && !descriptor_set_handles.empty())
+	if((unapplied&PipelineState::UNIFORMS) && !descriptor_set_slots.empty())
 	{
-		vector<uint32_t> dynamic_offsets;
-		dynamic_offsets.reserve(self.uniform_blocks.size());
-		for(const PipelineState::BoundUniformBlock &u: self.uniform_blocks)
-			if(u.used && u.binding>=0)
-			{
-				if(u.buffer->get_usage()==STREAMING)
-					dynamic_offsets.push_back(frame*u.buffer->get_size());
-				else
-					dynamic_offsets.push_back(0);
-			}
+		vector<VkDescriptorSet> descriptor_set_handles;
+		descriptor_set_handles.reserve(descriptor_set_slots.size()-first_changed_desc_set);
+		for(unsigned i=first_changed_desc_set; i<descriptor_set_slots.size(); ++i)
+			descriptor_set_handles.push_back(device.get_descriptor_pool().get_descriptor_set(
+				self.descriptor_set_slots[i], self, i, frame));
 
 		vk.CmdBindDescriptorSets(command_buffer, VK_PIPELINE_BIND_POINT_GRAPHICS, self.shprog->layout_handle,
-			0, descriptor_set_handles.size(), descriptor_set_handles.data(), dynamic_offsets.size(), dynamic_offsets.data());
+			first_changed_desc_set, descriptor_set_handles.size(), descriptor_set_handles.data(), 0, 0);
 	}
 
 	if(unapplied&(PipelineState::VIEWPORT|PipelineState::SCISSOR))
@@ -455,6 +486,7 @@ void VulkanPipelineState::apply(VkCommandBuffer command_buffer, const VulkanPipe
 	}
 
 	unapplied = 0;
+	first_changed_desc_set = descriptor_set_slots.size();
 }
 
 } // namespace GL