hyzboy
8a99a331c0
这一分支结束，下一分支基于03_auto_instance范例开发WorldManager用于全局World管理，直接由World提供RenderList/SceneRoot等。
106 lines
2.6 KiB
C++
106 lines
2.6 KiB
C++
#include<hgl/WorkManager.h>
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#include<hgl/graph/VKVertexInputConfig.h>
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#include<hgl/graph/VKRenderResource.h>
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#include<hgl/graph/mtl/Material2DCreateConfig.h>
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#include<hgl/graph/VKMaterialInstance.h>
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#include<hgl/graph/mtl/MaterialLibrary.h>
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using namespace hgl;
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using namespace hgl::graph;
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constexpr uint32_t SCREEN_WIDTH=1280;
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constexpr uint32_t SCREEN_HEIGHT=720;
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constexpr uint32_t VERTEX_COUNT=3;
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constexpr float position_data[VERTEX_COUNT*2]=
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{
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0.0, -0.5,
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-0.5, 0.5,
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0.5, 0.5
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};
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constexpr float color_data[VERTEX_COUNT*4]=
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{
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1,0,0,1,
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0,1,0,1,
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0,0,1,1
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};
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class TestApp:public WorkObject
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{
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private:
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Color4f clear_color =Color4f(0.2f,0.2f,0.2f,1.0f);
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MaterialInstance * material_instance =nullptr;
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Mesh * render_obj =nullptr;
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Pipeline * pipeline =nullptr;
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private:
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bool InitAutoMaterial()
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{
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mtl::Material2DCreateConfig cfg(PrimitiveType::Triangles,
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CoordinateSystem2D::NDC,
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mtl::WithLocalToWorld::Without);
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material_instance=CreateMaterialInstance(mtl::inline_material::VertexColor2D,&cfg); //这个是使用名称创建
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return material_instance;
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}
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bool InitPipeline()
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{
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// pipeline=db->CreatePipeline(material_instance,sc_render_target,OS_TEXT("res/pipeline/solid2d"));
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pipeline=CreatePipeline(material_instance,InlinePipeline::Solid2D,PrimitiveType::Triangles); //等同上一行，为Framework重载，默认使用swapchain的render target
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return pipeline;
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}
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bool InitVBO()
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{
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render_obj=CreateMesh("Triangle",VERTEX_COUNT,material_instance,pipeline,
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{
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{VAN::Position,VF_V2F,position_data},
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{VAN::Color, VF_V4F,color_data}
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});
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return(render_obj);
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}
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public:
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using WorkObject::WorkObject;
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bool Init() override
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{
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if(!InitAutoMaterial())
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return(false);
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if(!InitPipeline())
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return(false);
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if(!InitVBO())
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return(false);
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return(true);
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}
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void Tick(double)override{}
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void Render(double delta_time,graph::RenderCmdBuffer *cmd)
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{
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cmd->SetClearColor(0,clear_color);
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cmd->BeginRenderPass();
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cmd->Render(render_obj);
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cmd->EndRenderPass();
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}
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};//class TestApp:public WorkObject
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int os_main(int,os_char **)
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{
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return RunFramework<TestApp>(OS_TEXT("RenderFramework Test"));
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}
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