全新整理的范例程序结构
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@ -22,23 +22,11 @@ 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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VkShaderModule vs=nullptr;
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VkShaderModule fs=nullptr;
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struct WorldConfig
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{
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Matrix4f mvp;
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}world;
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vulkan::Buffer *CreateUBO(vulkan::Device *dev)
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{
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const VkExtent2D extent=dev->GetExtent();
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world.mvp=ortho(extent.width,extent.height);
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return dev->CreateUBO(sizeof(WorldConfig),&world);
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}
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constexpr uint32_t VERTEX_COUNT=3;
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constexpr float vertex_data[VERTEX_COUNT][2]=
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@ -54,21 +42,10 @@ constexpr float color_data[VERTEX_COUNT][3]=
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{0,0,1}
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};
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vulkan::VertexBuffer *vertex_buffer=nullptr;
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vulkan::VertexBuffer *color_buffer=nullptr;
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void CreateVertexBuffer(vulkan::Device *dev,vulkan::Renderable *render_obj)
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{
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vertex_buffer =dev->CreateVBO(FMT_RG32F, VERTEX_COUNT,vertex_data);
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color_buffer =dev->CreateVBO(FMT_RGB32F, VERTEX_COUNT,color_data);
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render_obj->Set("Vertex", vertex_buffer);
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render_obj->Set("Color", color_buffer);
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}
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void wait_seconds(int seconds) {
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void wait_seconds(double seconds)
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{
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#ifdef WIN32
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Sleep(seconds * 1000);
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Sleep(seconds * 1000.0f);
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#elif defined(__ANDROID__)
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sleep(seconds);
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#else
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@ -76,16 +53,196 @@ void wait_seconds(int seconds) {
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#endif
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}
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//class ExampleFramework
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//{
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// Window *win=nullptr;
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// vulkan::Instance *inst=nullptr;
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// vulkan::Device *device=nullptr;
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// vulkan::Shader *shader=nullptr;
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// vulkan::Buffer *ubo_mvp=nullptr;
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// vulkan::VertexInput *vi=nullptr;
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// vulkan::PipelineCreater
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//};//
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class VulkanApplicationFramework
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{
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private:
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Window * win =nullptr;
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vulkan::Instance * inst =nullptr;
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protected:
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vulkan::Device * device =nullptr;
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vulkan::ShaderModuleManage *shader_manage =nullptr;
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public:
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virtual ~VulkanApplicationFramework()
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{
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SAFE_CLEAR(shader_manage);
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SAFE_CLEAR(device);
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SAFE_CLEAR(inst);
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SAFE_CLEAR(win);
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}
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virtual bool Init(int w,int h)
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{
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win=CreateRenderWindow(OS_TEXT("VulkanTest"));
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if(!win)
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return(false);
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if(!win->Create(SCREEN_WIDTH,SCREEN_HEIGHT))
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return(false);
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inst=vulkan::CreateInstance(U8_TEXT("VulkanTest"));
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if(!inst)
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return(false);
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device=inst->CreateRenderDevice(win);
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if(!device)
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return(false);
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shader_manage=device->CreateShaderModuleManage();
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const vulkan::PhysicalDevice *render_device=device->GetPhysicalDevice();
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std::cout<<"auto select physical device: "<<render_device->GetDeviceName()<<std::endl;
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return(true);
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}
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void AcquireNextFrame()
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{
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device->AcquireNextImage();
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}
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void Submit(vulkan::CommandBuffer *cmd_buf)
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{
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device->QueueSubmit(cmd_buf);
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device->Wait();
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device->QueuePresent();
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}
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};//class VulkanApplicationFramework
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class TestApp:public VulkanApplicationFramework
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{
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private: //需释放数据
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vulkan::Material * material =nullptr;
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vulkan::MaterialInstance * material_instance =nullptr;
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vulkan::Renderable * render_obj =nullptr;
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vulkan::Buffer * ubo_mvp =nullptr;
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vulkan::PipelineCreater * pipeline_creater =nullptr;
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vulkan::Pipeline * pipeline =nullptr;
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vulkan::CommandBuffer * cmd_buf =nullptr;
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vulkan::VertexBuffer * vertex_buffer =nullptr;
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vulkan::VertexBuffer * color_buffer =nullptr;
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public:
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~TestApp()
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{
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SAFE_CLEAR(color_buffer);
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SAFE_CLEAR(vertex_buffer);
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SAFE_CLEAR(cmd_buf);
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SAFE_CLEAR(pipeline);
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SAFE_CLEAR(pipeline_creater);
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SAFE_CLEAR(ubo_mvp);
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SAFE_CLEAR(render_obj);
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SAFE_CLEAR(material_instance);
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SAFE_CLEAR(material);
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}
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private:
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bool InitMaterial()
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{
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material=shader_manage->CreateMaterial("FlatColor.vert.spv","FlatColor.frag.spv");
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if(!material)
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return(false);
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material_instance=material->CreateInstance();
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if(!material_instance)
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return(false);
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render_obj=material_instance->CreateRenderable();
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return(true);
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}
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bool InitUBO()
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{
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const VkExtent2D extent=device->GetExtent();
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world.mvp=ortho(extent.width,extent.height);
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ubo_mvp=device->CreateUBO(sizeof(WorldConfig),&world);
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if(!ubo_mvp)
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return(false);
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return material_instance->UpdateUBO("world",*ubo_mvp);
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}
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void InitVBO()
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{
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vertex_buffer =device->CreateVBO(FMT_RG32F, VERTEX_COUNT,vertex_data);
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color_buffer =device->CreateVBO(FMT_RGB32F, VERTEX_COUNT,color_data);
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render_obj->Set("Vertex", vertex_buffer);
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render_obj->Set("Color", color_buffer);
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}
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bool InitPipeline()
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{
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pipeline_creater=new vulkan::PipelineCreater(device,material_instance);
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pipeline_creater->SetDepthTest(false);
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pipeline_creater->SetDepthWrite(false);
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pipeline_creater->CloseCullFace();
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pipeline_creater->Set(PRIM_TRIANGLES);
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pipeline=pipeline_creater->Create();
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return pipeline;
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}
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bool InitCommandBuffer()
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{
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cmd_buf=device->CreateCommandBuffer();
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if(!cmd_buf)
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return(false);
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cmd_buf->Begin(device->GetRenderPass(),device->GetFramebuffer(0));
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cmd_buf->Bind(pipeline);
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cmd_buf->Bind(render_obj);
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cmd_buf->Draw(VERTEX_COUNT);
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cmd_buf->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(!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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InitVBO();
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if(!InitPipeline())
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return(false);
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if(!InitCommandBuffer())
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return(false);
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return(true);
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}
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void Draw()
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{
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Submit(cmd_buf);
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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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@ -94,86 +251,15 @@ int main(int,char **)
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return 0xff;
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#endif//
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Window *win=CreateRenderWindow(OS_TEXT("VulkanTest"));
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TestApp app;
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win->Create(SCREEN_WIDTH,SCREEN_HEIGHT);
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vulkan::Instance *inst=vulkan::CreateInstance(U8_TEXT("VulkanTest"));
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if(!inst)
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{
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delete win;
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if(!app.Init())
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return(-1);
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}
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vulkan::Device *device=inst->CreateRenderDevice(win);
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if(!device)
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{
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delete inst;
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delete win;
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return(-2);
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}
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{
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const vulkan::PhysicalDevice *render_device=device->GetPhysicalDevice();
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std::cout<<"auto select physical device: "<<render_device->GetDeviceName()<<std::endl;
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}
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vulkan::ShaderModuleManage *shader_manage=device->CreateShaderModuleManage();
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const vulkan::Material *material=shader_manage->CreateMaterial("FlatColor.vert.spv","FlatColor.frag.spv");
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if(!material)
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return -3;
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vulkan::MaterialInstance *mi=material->CreateInstance();
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vulkan::Renderable *render_obj=mi->CreateRenderable();
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CreateVertexBuffer(device,render_obj);
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vulkan::Buffer *ubo=CreateUBO(device);
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mi->UpdateUBO("world",*ubo);
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vulkan::PipelineCreater pc(device,mi);
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pc.SetDepthTest(false);
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pc.SetDepthWrite(false);
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pc.CloseCullFace();
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pc.Set(PRIM_TRIANGLES);
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vulkan::Pipeline *pipeline=pc.Create();
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if(!pipeline)
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return(-4);
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device->AcquireNextImage();
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vulkan::CommandBuffer *cmd_buf=device->CreateCommandBuffer();
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cmd_buf->Begin(device->GetRenderPass(),device->GetFramebuffer(0));
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cmd_buf->Bind(pipeline);
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cmd_buf->Bind(render_obj);
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cmd_buf->Draw(VERTEX_COUNT);
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cmd_buf->End();
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device->QueueSubmit(cmd_buf);
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device->Wait();
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device->QueuePresent();
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wait_seconds(1);
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delete vertex_buffer;
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delete color_buffer;
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delete pipeline;
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delete ubo;
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delete mi;
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delete cmd_buf;
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delete device;
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delete inst;
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delete win;
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app.AcquireNextFrame();
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app.Draw();
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//wait_seconds(0.1);
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return 0;
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}
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