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OffscreenRender example,but it doesn't run.

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This commit is contained in:
hyzboy 2020-10-17 22:13:08 +08:00
parent b833688f2a
commit 7998fa6e41
7 changed files with 193 additions and 17 deletions
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1
.gitignore vendored
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@ -14,3 +14,4 @@
*.lib
*.ninja
*.check_cache
/out

2
example/Vulkan/DeferredModel.cpp
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@ -192,7 +192,7 @@ private:
vulkan::CreateColorAttachmentReference(gbuffer.attachment.color_ref_list,3);
vulkan::CreateDepthAttachmentReference(&gbuffer.attachment.depth_ref);
if(!vulkan::CreateAttachment( gbuffer.attachment.desc_list,
if(!vulkan::CreateAttachmentDescription( gbuffer.attachment.desc_list,
gbuffer.gbuffer_format_list,
gbuffer.depth->GetFormat()))
return(false);

6
example/Vulkan/Geometry3D.cpp
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@ -94,17 +94,17 @@ private:
pgci.side_step.u=10;
pgci.side_step.v=10;
pgci.color.Set(0.75,0,0,1);
pgci.color.Set(0.5,0,0,1);
pgci.side_color.Set(1,0,0,1);
ro_plane_grid[0]=CreateRenderablePlaneGrid(db,m3d.material,&pgci);
pgci.color.Set(0,0.75,0,1);
pgci.color.Set(0,0.5,0,1);
pgci.side_color.Set(0,1,0,1);
ro_plane_grid[1]=CreateRenderablePlaneGrid(db,m3d.material,&pgci);
pgci.color.Set(0,0,0.75,1);
pgci.color.Set(0,0,0.5,1);
pgci.side_color.Set(0,0,1,1);
ro_plane_grid[2]=CreateRenderablePlaneGrid(db,m3d.material,&pgci);

168
example/Vulkan/OffscreenRender.cpp
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@ -8,19 +8,156 @@ constexpr uint OFFSCREEN_SIZE =512;
constexpr uint SCREEN_WIDTH =1024;
constexpr uint SCREEN_HEIGHT =(SCREEN_WIDTH/16)*9;
class OffscreenRender:public VulkanApplicationFramework
constexpr uint32_t TRIANGLE_VERTEX_COUNT=3;
constexpr float triangle_vertex_data[TRIANGLE_VERTEX_COUNT][2]=
{
vulkan::RenderTarget *os_rt;
{SCREEN_WIDTH*0.5, SCREEN_HEIGHT*0.25},
{SCREEN_WIDTH*0.75, SCREEN_HEIGHT*0.75},
{SCREEN_WIDTH*0.25, SCREEN_HEIGHT*0.75}
};
constexpr float triangle_color_data[TRIANGLE_VERTEX_COUNT][3]=
{ {1,0,0},
{0,1,0},
{0,0,1}
};
constexpr uint32_t RECT_VERTEX_COUNT=4;
constexpr float rect_vertex_data[RECT_VERTEX_COUNT][2]=
{
{0, 0},
{SCREEN_WIDTH, 0},
{0, SCREEN_HEIGHT},
{SCREEN_WIDTH, SCREEN_HEIGHT}
};
constexpr float rect_texcoord_data[RECT_VERTEX_COUNT][2]=
{
{0,0},
{1,0},
{0,1},
{1,1}
};
constexpr uint32_t RECT_INDEX_COUNT=6;
constexpr uint16 rect_index_data[RECT_INDEX_COUNT]=
{
0,1,3,
0,3,2
};
class TestApp:public VulkanApplicationFramework
{
struct RenderObject
{
Camera cam;
vulkan::MaterialInstance * material_instance =nullptr;
vulkan::Buffer * ubo_world_matrix =nullptr;
};
struct:public RenderObject
{
vulkan::RenderTarget * render_taget =nullptr;
vulkan::Pipeline * pipeline =nullptr;
vulkan::RenderableInstance *renderable_instance =nullptr;
}os;
struct:public RenderObject
{
Camera cam;
vulkan::Sampler * sampler =nullptr;
vulkan::Pipeline * pipeline =nullptr;
vulkan::RenderableInstance *renderable_instance =nullptr;
}rect;
public:
~OffscreenRender()
bool InitUBO(RenderObject *ro,const VkExtent2D &extent)
{
ro->cam.width=extent.width;
ro->cam.height=extent.height;
ro->cam.Refresh();
ro->ubo_world_matrix=db->CreateUBO(sizeof(WorldMatrix),&ro->cam.matrix);
if(!ro->ubo_world_matrix)
return(false);
ro->material_instance->BindUBO("world",ro->ubo_world_matrix);
ro->material_instance->Update();
return(true);
}
bool InitOffscreenRT()
bool InitOffscreen()
{
os_rt=vulkan::CreateColorFramebuffer(
os.render_taget=device->CreateRenderTarget(OFFSCREEN_SIZE,OFFSCREEN_SIZE,UFMT_RGBA8,FMT_D16UN);
if(!os.render_taget)return(false);
os.material_instance=db->CreateMaterialInstance(OS_TEXT("res/material/VertexColor2D"));
if(!os.material_instance)return(false);
os.pipeline=db->CreatePipeline(os.material_instance,os.render_taget,vulkan::InlinePipeline::Solid2D);
if(!os.pipeline)return(false);
if(!InitUBO(&os,os.render_taget->GetExtent()))
return(false);
{
vulkan::Renderable *render_obj=db->CreateRenderable(TRIANGLE_VERTEX_COUNT);
if(!render_obj)return(false);
if(!render_obj->Set(VAN::Position, db->CreateVAB(VAF_VEC2,TRIANGLE_VERTEX_COUNT,triangle_vertex_data)))return(false);
if(!render_obj->Set(VAN::Color, db->CreateVAB(VAF_VEC3,TRIANGLE_VERTEX_COUNT,triangle_color_data)))return(false);
os.renderable_instance=db->CreateRenderableInstance(render_obj,os.material_instance,os.pipeline);
if(!os.renderable_instance)return(false);
}
BuildCommandBuffer(os.render_taget,os.renderable_instance);
os.render_taget->Submit(nullptr);
os.render_taget->QueueWaitIdle();
os.render_taget->Wait();
return(true);
}
bool InitRectangle()
{
rect.material_instance=db->CreateMaterialInstance(OS_TEXT("res/material/Texture2D"));
if(!rect.material_instance)return(false);
rect.pipeline=CreatePipeline(rect.material_instance,vulkan::InlinePipeline::Solid2D);
if(!rect.pipeline)return(false);
rect.sampler=db->CreateSampler();
rect.material_instance->BindSampler("tex",os.render_taget->GetColorTexture(),rect.sampler);
if(!InitUBO(&rect,sc_render_target->GetExtent()))
return(false);
{
vulkan::Renderable *render_obj=db->CreateRenderable(RECT_VERTEX_COUNT);
if(!render_obj)return(false);
if(!render_obj->Set(VAN::Position,db->CreateVAB(VAF_VEC2,RECT_VERTEX_COUNT,rect_vertex_data)))return(false);
if(!render_obj->Set(VAN::TexCoord,db->CreateVAB(VAF_VEC2,RECT_VERTEX_COUNT,rect_texcoord_data)))return(false);
if(!render_obj->Set(db->CreateIBO16(RECT_INDEX_COUNT,rect_index_data)))return(false);
rect.renderable_instance=db->CreateRenderableInstance(render_obj,rect.material_instance,rect.pipeline);
}
BuildCommandBuffer(rect.renderable_instance);
return(true);
}
bool Init()
@ -28,16 +165,31 @@ public:
if(!VulkanApplicationFramework::Init(SCREEN_WIDTH,SCREEN_HEIGHT))
return(false);
if(!InitOffscreenRT())
if(!InitOffscreen())
return(false);
if(!InitRectangle())
return(false);
return(true);
}
};//class OffscreenRender:public VulkanApplicationFramework
void Resize(int w,int h)override
{
rect.cam.width=w;
rect.cam.height=h;
rect.cam.Refresh();
rect.ubo_world_matrix->Write(&rect.cam.matrix);
BuildCommandBuffer(rect.renderable_instance);
}
};//class TestApp:public VulkanApplicationFramework
int main(int,char **)
{
OffscreenRender app;
TestApp app;
if(!app.Init())
return(-1);

5
example/Vulkan/first_triangle.cpp
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@ -50,10 +50,7 @@ private:
// pipeline=db->CreatePipeline(material_instance,sc_render_target,OS_TEXT("res/pipeline/solid2d"));
pipeline=CreatePipeline(material_instance,vulkan::InlinePipeline::Solid2D); //等同上一行，为Framework重载，默认使用swapchain的render target
if(!pipeline)
return(false);
return(true);
return pipeline;
}
bool InitUBO()

26
example/common/VulkanAppFramework.h
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@ -173,6 +173,29 @@ public:
}
}
void BuildCommandBuffer(vulkan::RenderTarget *rt,vulkan::RenderableInstance *ri)
{
if(!rt||!ri)
return;
vulkan::CommandBuffer *cb=rt->GetCommandBuffer();
const vulkan::IndexBuffer *ib=ri->GetIndexBuffer();
cb->Begin();
cb->BeginRenderPass(rt->GetRenderPass(),rt->GetFramebuffer());
cb->BindPipeline(ri->GetPipeline());
cb->BindDescriptorSets(ri->GetDescriptorSets());
cb->BindVAB(ri);
if (ib)
cb->DrawIndexed(ib->GetCount());
else
cb->Draw(ri->GetDrawCount());
cb->EndRenderPass();
cb->End();
}
void BuildCommandBuffer(uint32_t index,vulkan::RenderableInstance *ri)
{
if(!ri)
@ -243,8 +266,9 @@ public:
{
VkCommandBuffer cb=*cmd_buf[index];
sc_render_target->Submit(cb,present_complete_semaphore,render_complete_semaphore);
sc_render_target->SubmitQueue::Submit(cb,present_complete_semaphore,render_complete_semaphore);
sc_render_target->PresentBackbuffer(*render_complete_semaphore);
sc_render_target->QueueWaitIdle();
sc_render_target->Wait();
}

2
inc/hgl/graph/vulkan/VKDevice.h
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@ -307,6 +307,8 @@ public:
Pipeline *CreatePipeline(const InlinePipeline &,const Material *,const RenderTarget *);
Pipeline *CreatePipeline( PipelineData *, const Material *,const RenderTarget *);
public:
TileData *CreateTileData(const VkFormat video_format,const uint width,const uint height,const uint count); ///<创建一个Tile数据集
TileFont *CreateTileFont(FontSource *fs,int limit_count=-1); ///<创建一个Tile字体