125 lines
3.2 KiB
C++
125 lines
3.2 KiB
C++
#include<hgl/graph/vulkan/VKCommandBuffer.h>
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#include<hgl/graph/vulkan/VKRenderPass.h>
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#include<hgl/graph/vulkan/VKFramebuffer.h>
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#include<hgl/graph/vulkan/VKRenderTarget.h>
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#include<hgl/graph/vulkan/VKPipeline.h>
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#include<hgl/graph/vulkan/VKBuffer.h>
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#include<hgl/graph/vulkan/VKMaterial.h>
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#include<hgl/graph/vulkan/VKRenderable.h>
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#include<hgl/graph/vulkan/VKDescriptorSets.h>
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VK_NAMESPACE_BEGIN
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CommandBuffer::CommandBuffer(VkDevice dev,const VkExtent2D &extent,const uint32_t atta_count,VkCommandPool cp,VkCommandBuffer cb)
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{
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device=dev;
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pool=cp;
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cmd_buf=cb;
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cv_count=atta_count;
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if(cv_count>0)
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{
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clear_values=hgl_zero_new<VkClearValue>(cv_count);
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clear_values[cv_count-1].depthStencil.depth = 1.0f;
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clear_values[cv_count-1].depthStencil.stencil = 0;
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}
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else
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{
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clear_values=nullptr;
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}
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render_area.offset.x=0;
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render_area.offset.y=0;
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render_area.extent=extent;
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default_line_width=1.0;
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pipeline_layout=VK_NULL_HANDLE;
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}
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CommandBuffer::~CommandBuffer()
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{
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delete[] clear_values;
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vkFreeCommandBuffers(device,pool,1,&cmd_buf);
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}
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void CommandBuffer::SetRenderArea(const VkExtent2D &ext2d)
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{
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render_area.offset.x=0;
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render_area.offset.y=0;
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render_area.extent=ext2d;
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}
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bool CommandBuffer::Begin()
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{
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VkCommandBufferBeginInfo cmd_buf_info;
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cmd_buf_info.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO;
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cmd_buf_info.pNext = nullptr;
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cmd_buf_info.flags = 0;
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cmd_buf_info.pInheritanceInfo = nullptr;
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if(vkBeginCommandBuffer(cmd_buf, &cmd_buf_info)!=VK_SUCCESS)
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return(false);
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return(true);
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}
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bool CommandBuffer::BeginRenderPass(VkRenderPass rp,VkFramebuffer fb)
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{
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VkRenderPassBeginInfo rp_begin;
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rp_begin.sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO;
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rp_begin.pNext = nullptr;
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rp_begin.renderPass = rp;
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rp_begin.framebuffer = fb;
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rp_begin.renderArea = render_area;
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rp_begin.clearValueCount = cv_count;
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rp_begin.pClearValues = clear_values;
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vkCmdBeginRenderPass(cmd_buf, &rp_begin, VK_SUBPASS_CONTENTS_INLINE);
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viewport.x = 0;
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viewport.y = 0;
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viewport.minDepth = 0.0f;
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viewport.maxDepth = 1.0f;
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viewport.width = render_area.extent.width;
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viewport.height = render_area.extent.height;
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vkCmdSetViewport(cmd_buf,0,1,&viewport);
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vkCmdSetScissor(cmd_buf,0,1,&render_area);
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vkCmdSetLineWidth(cmd_buf,default_line_width);
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pipeline_layout=VK_NULL_HANDLE;
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return(true);
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}
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bool CommandBuffer::BeginRenderPass(RenderTarget *rt)
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{
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return BeginRenderPass(rt->GetRenderPass(),rt->GetFramebuffer());
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}
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bool CommandBuffer::Bind(Renderable *render_obj)
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{
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if(!render_obj)
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return(false);
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const uint count=render_obj->GetBufferCount();
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if(count<=0)
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return(false);
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vkCmdBindVertexBuffers(cmd_buf,0,count,render_obj->GetBuffer(),render_obj->GetOffset());
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IndexBuffer *indices_buffer=render_obj->GetIndexBuffer();
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if(indices_buffer)
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vkCmdBindIndexBuffer(cmd_buf,indices_buffer->GetBuffer(),render_obj->GetIndexOffset(),indices_buffer->GetType());
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return(true);
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}
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VK_NAMESPACE_END
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