155 lines
3.8 KiB
C++
155 lines
3.8 KiB
C++
#include"VulkanAppFramework.h"
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#include<hgl/math/Math.h>
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#include<hgl/filesystem/FileSystem.h>
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#include<iostream>
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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=4;
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constexpr float vertex_data[VERTEX_COUNT][2]=
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{
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{SCREEN_WIDTH*0.5, SCREEN_HEIGHT*0.25},
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{SCREEN_WIDTH*0.75, SCREEN_HEIGHT*0.75},
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{SCREEN_WIDTH*0.25, SCREEN_HEIGHT*0.75},
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{SCREEN_WIDTH*0.5, SCREEN_HEIGHT*0.25},
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};
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static Vector4f color(1,1,1,1);
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struct Line2DConfig
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{
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float width=20.0f;
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float border=5.0f;
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};
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static Line2DConfig line_2d_config;
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class TestApp:public VulkanApplicationFramework
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{
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private:
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Camera cam;
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MaterialParameters * material_instance =nullptr;
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RenderableInstance *render_instance =nullptr;
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GPUBuffer * ubo_camera_info =nullptr;
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GPUBuffer * ubo_color_material =nullptr;
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GPUBuffer * ubo_line_config =nullptr;
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Pipeline * pipeline =nullptr;
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private:
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bool InitMaterial()
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{
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material_instance=db->CreateMaterialInstance(OS_TEXT("res/material/Line2D"));
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if(!material_instance)
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return(false);
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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,OS_TEXT("res/pipeline/alpha2d"),Prim::LineStrip); //等同上一行，为Framework重载，默认使用swapchain的render target
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//pipeline=CreatePipeline(material_instance,InlinePipeline::Alpha2D,Prim::LineStrip); //等同上一行，为Framework重载，默认使用swapchain的render target
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if(!pipeline)
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return(false);
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return(true);
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}
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GPUBuffer *CreateUBO(const AnsiString &name,const VkDeviceSize size,void *data)
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{
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GPUBuffer *ubo=db->CreateUBO(size,data);
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if(!ubo)
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return(nullptr);
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if(!material_instance->BindUBO(name,ubo))
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{
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std::cerr<<"Bind UBO<"<<name.c_str()<<"> to material failed!"<<std::endl;
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SAFE_CLEAR(ubo);
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return(nullptr);
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}
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return ubo;
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}
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bool InitUBO()
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{
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const VkExtent2D extent=sc_render_target->GetExtent();
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cam.width=extent.width;
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cam.height=extent.height;
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cam.Refresh();
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ubo_camera_info =CreateUBO("camera", sizeof(CameraInfo), &cam.info);
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ubo_color_material =CreateUBO("color_material",sizeof(Vector4f), &color);
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ubo_line_config =CreateUBO("line2d_config", sizeof(Line2DConfig), &line_2d_config);
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material_instance->Update();
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return(true);
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}
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bool InitVBO()
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{
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Renderable *render_obj=db->CreateRenderable(VERTEX_COUNT);
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if(!render_obj)return(false);
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if(!render_obj->Set(VAN::Position, db->CreateVAB(VF_VEC2,VERTEX_COUNT,vertex_data)))return(false);
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render_instance=db->CreateRenderableInstance(render_obj,material_instance,pipeline);
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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(!VulkanApplicationFramework::Init(SCREEN_WIDTH,SCREEN_HEIGHT))
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return(false);
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if(!InitMaterial())
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return(false);
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if(!InitUBO())
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return(false);
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if(!InitVBO())
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return(false);
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BuildCommandBuffer(render_instance);
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return(true);
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}
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void Resize(int w,int h)override
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{
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cam.width=w;
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cam.height=h;
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cam.Refresh();
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ubo_camera_info->Write(&cam.info);
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BuildCommandBuffer(render_instance);
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}
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};//class TestApp:public VulkanApplicationFramework
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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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