297 lines
8.6 KiB
C++
297 lines
8.6 KiB
C++
// 9.延迟渲染
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// 简单的延迟渲染测试，仅一个太阳光
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#include"VulkanAppFramework.h"
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#include<hgl/filesystem/FileSystem.h>
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#include<hgl/graph/InlineGeometry.h>
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#include<hgl/graph/VKRenderResource.h>
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#include<hgl/graph/VKRenderableInstance.h>
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#include<hgl/graph/RenderList.h>
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#include<hgl/graph/VKTexture.h>
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#include<hgl/graph/VKImageView.h>
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#include<hgl/graph/VKSampler.h>
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#include<hgl/graph/VKFramebuffer.h>
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using namespace hgl;
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using namespace hgl::graph;
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VK_NAMESPACE_BEGIN
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Texture2D *CreateTextureFromFile(GPUDevice *device,const OSString &filename);
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VK_NAMESPACE_END
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constexpr uint32_t SCREEN_WIDTH=512;
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constexpr uint32_t SCREEN_HEIGHT=512;
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using Texture2DPointer=Texture2D *;
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class TestApp:public CameraAppFramework
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{
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private:
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SceneNode render_root;
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RenderList render_list;
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RenderTarget *gbuffer_rt;
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struct SubpassParam
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{
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Material * material;
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MaterialInstance * material_instance;
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Pipeline * pipeline_fan;
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Pipeline * pipeline_triangles;
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};//
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SubpassParam sp_gbuffer;
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SubpassParam sp_composition;
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Renderable *ro_plane,
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*ro_cube,
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*ro_sphere,
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*ro_torus,
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*ro_cylinder,
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*ro_cone,
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*ro_gbc_plane;
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Sampler * sampler=nullptr;
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struct
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{
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Texture2DPointer color=nullptr;
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Texture2DPointer normal=nullptr;
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}texture;
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GPUCmdBuffer *gbuffer_cmd=nullptr;
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public:
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~TestApp()
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{
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SAFE_CLEAR(gbuffer_cmd);
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SAFE_CLEAR(texture.normal);
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SAFE_CLEAR(texture.color);
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SAFE_CLEAR(sampler);
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}
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private:
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bool InitGBuffer()
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{
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List<VkFormat> gbuffer_color_format;
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gbuffer_color_format.Add(UFMT_RGBA32F); //position
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gbuffer_color_format.Add(UFMT_RGBA32F); //color
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gbuffer_color_format.Add(UFMT_RGBA32F); //normal
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gbuffer_rt=device->CreateRenderTarget(SCREEN_WIDTH,SCREEN_HEIGHT,gbuffer_color_format,FMT_D32F);
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return(true);
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}
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bool InitSubpass(SubpassParam *sp,const OSString &vs,const OSString &fs)
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{
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sp->material=db->CreateMaterial(vs,fs);
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if(!sp->material)
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return(false);
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sp->material_instance=db->CreateMaterialInstance(sp->material);
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return(true);
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}
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bool InitGBufferPipeline(SubpassParam *sp)
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{
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sp->pipeline_triangles =db->CreatePipeline(sp->material,gbuffer_rt,InlinePipeline::Solid3D,Prim::Triangles);
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if(!sp->pipeline_triangles)
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return(false);
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sp->pipeline_fan =db->CreatePipeline(sp->material,gbuffer_rt,InlinePipeline::Solid3D,Prim::Fan);
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return sp->pipeline_fan;
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}
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bool InitCompositionPipeline(SubpassParam *sp)
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{
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sp->pipeline_fan=db->CreatePipeline(sp->material,gbuffer_rt,InlinePipeline::Solid2D,Prim::Fan);
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return sp->pipeline_fan;
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}
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bool InitMaterial()
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{
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if(!InitSubpass(&sp_gbuffer, OS_TEXT("res/shader/gbuffer_opaque.vert.spv"),OS_TEXT("res/shader/gbuffer_opaque.frag.spv")))return(false);
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if(!InitSubpass(&sp_composition,OS_TEXT("res/shader/gbuffer_composition.vert.spv"),OS_TEXT("res/shader/gbuffer_composition.frag.spv")))return(false);
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if(!InitGBufferPipeline(&sp_gbuffer))return(false);
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if(!InitCompositionPipeline(&sp_composition))return(false);
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texture.color =CreateTextureFromFile(device,OS_TEXT("res/image/Brickwall/Albedo.Tex2D"));
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texture.normal =CreateTextureFromFile(device,OS_TEXT("res/image/Brickwall/Normal.Tex2D"));
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sampler=device->CreateSampler();
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InitCameraUBO(sp_gbuffer.material_instance,"world");
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sp_gbuffer.material_instance->BindSampler("TextureColor" ,texture.color, sampler);
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sp_gbuffer.material_instance->BindSampler("TextureNormal" ,texture.normal, sampler);
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sp_gbuffer.material_instance->Update();
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sp_composition.material_instance->BindSampler("GB_Position" ,gbuffer_rt->GetColorTexture(0),sampler);
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sp_composition.material_instance->BindSampler("GB_Normal" ,gbuffer_rt->GetColorTexture(1),sampler);
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sp_composition.material_instance->BindSampler("GB_Color" ,gbuffer_rt->GetColorTexture(2),sampler);
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sp_composition.material_instance->Update();
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return(true);
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}
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void CreateRenderObject(Material *mtl)
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{
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{
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struct PlaneCreateInfo pci;
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ro_plane=CreateRenderablePlane(db,mtl,&pci);
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}
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{
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struct CubeCreateInfo cci;
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ro_cube=CreateRenderableCube(db,mtl,&cci);
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}
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{
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ro_sphere=CreateRenderableSphere(db,mtl,64);
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}
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{
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TorusCreateInfo tci;
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tci.innerRadius=50;
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tci.outerRadius=70;
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tci.numberSlices=32;
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tci.numberStacks=16;
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ro_torus=CreateRenderableTorus(db,mtl,&tci);
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}
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{
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CylinderCreateInfo cci;
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cci.halfExtend=10;
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cci.radius=10;
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cci.numberSlices=16;
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ro_cylinder=CreateRenderableCylinder(db,mtl,&cci);
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}
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{
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ConeCreateInfo cci;
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cci.halfExtend=10;
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cci.radius=10;
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cci.numberSlices=16;
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cci.numberStacks=1;
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ro_cone=CreateRenderableCone(db,mtl,&cci);
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}
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}
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bool InitCompositionRenderable()
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{
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ro_gbc_plane=CreateRenderableGBufferComposition(db,sp_composition.material);
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return ro_gbc_plane;
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}
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bool InitScene(SubpassParam *sp)
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{
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CreateRenderObject(sp->material);
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render_root.Add(db->CreateRenderableInstance(sp->pipeline_fan, sp->material_instance,ro_plane ),scale(100,100,1));
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render_root.Add(db->CreateRenderableInstance(sp->pipeline_triangles,sp->material_instance,ro_torus ),translate(0,0,0));
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render_root.Add(db->CreateRenderableInstance(sp->pipeline_triangles,sp->material_instance,ro_sphere ),scale(20,20,20));
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render_root.Add(db->CreateRenderableInstance(sp->pipeline_triangles,sp->material_instance,ro_cube ),translate(-30, 0,10)*scale(10,10,10));
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render_root.Add(db->CreateRenderableInstance(sp->pipeline_triangles,sp->material_instance,ro_cylinder ),translate( 30, 30,10)*scale(1,1,2));
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render_root.Add(db->CreateRenderableInstance(sp->pipeline_triangles,sp->material_instance,ro_cone ),translate( 0,-30, 0)*scale(1,1,2));
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render_root.RefreshMatrix();
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render_root.ExpendToList(&render_list);
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return(true);
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}
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bool InitGBufferCommandBuffer()
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{
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gbuffer_cmd=device->CreateCommandBuffer(gbuffer.extent,gbuffer.attachment.desc_list.GetCount());
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if(!gbuffer_cmd)
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return(false);
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gbuffer_cmd->Begin();
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if(!gbuffer_cmd->BeginRenderPass(gbuffer.rt))
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return(false);
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render_list.Render(gbuffer_cmd);
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gbuffer_cmd->EndRenderPass();
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gbuffer_cmd->End();
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return(true);
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}
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public:
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bool Init()
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{
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if(!CameraAppFramework::Init(SCREEN_WIDTH,SCREEN_HEIGHT))
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return(false);
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if(!InitGBuffer())
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return(false);
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if(!InitMaterial())
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return(false);
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if(!InitScene(&sp_gbuffer))
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return(false);
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if(!InitGBufferCommandBuffer())
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return(false);
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if(!InitCompositionRenderable())
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return(false);
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return(true);
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}
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virtual void SubmitDraw(int index) override
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{
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gbuffer.rt->Submit(*gbuffer_cmd,present_complete_semaphore,gbuffer.render_complete_semaphore);
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VkCommandBuffer cb=*cmd_buf[index];
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sc_render_target->Submit(cb,gbuffer.render_complete_semaphore,render_complete_semaphore);
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sc_render_target->PresentBackbuffer(render_complete_semaphore);
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sc_render_target->Wait();
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gbuffer.rt->Wait();
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}
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void BuildCommandBuffer(uint32_t index) override
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{
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VulkanApplicationFramework::BuildCommandBuffer( index,
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sp_composition.pipeline_fan,
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sp_composition.material_instance,
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ro_gbc_plane);
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}
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};//class TestApp:public CameraAppFramework
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int main(int,char **)
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{
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TestApp app;
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if(!app.Init())
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return(-1);
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while(app.Run());
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return 0;
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}
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