add RectanglePrimitive example

CMCore

@@ -1 +1 @@
-Subproject commit b0ac44632202b2f2ef6921b669c7ed4c48d3ee4a
+Subproject commit 77a570d6beb4d7bc68333b7063cadcf69b891589

example/Vulkan/CMakeLists.txt

@@ -36,7 +36,7 @@ CreateProject(09.LoadStaticMesh LoadStaticMesh.cpp LoadScene.cpp)
 CreateProject(10.InlineGeometryScene InlineGeometryScene.cpp)
 CreateProject(11.Atomsphere Atomsphere.cpp)
 
-CreateProject(12.RectanglePrimivate RectanglePrimivate.cpp)
+CreateProject(12.RectanglePrimitive RectanglePrimitive.cpp)
 CreateProject(13.DrawText DrawText.cpp)
 
 IF(SUPPORT_QT_VULKAN)

example/Vulkan/RectanglePrimitive.cpp

@@ -0,0 +1,178 @@
+// 2.RectanglePrimivate
+// 该示例是texture_rect的进化，演示使用GeometryShader画矩形
+
+#include"VulkanAppFramework.h"
+#include<hgl/graph/vulkan/VKTexture.h>
+#include<hgl/graph/vulkan/VKSampler.h>
+#include<hgl/math/Math.h>
+
+using namespace hgl;
+using namespace hgl::graph;
+
+VK_NAMESPACE_BEGIN
+Texture2D *CreateTextureFromFile(Device *device,const OSString &filename);
+VK_NAMESPACE_END
+
+constexpr uint32_t SCREEN_WIDTH=512;
+constexpr uint32_t SCREEN_HEIGHT=512;
+
+constexpr uint32_t VERTEX_COUNT=1;
+
+constexpr float vertex_data[4]=
+{
+    128,             128,
+    384,  384
+};
+
+constexpr float tex_coord_data[4]=
+{
+    0,0,1,1
+};
+
+class TestApp:public VulkanApplicationFramework
+{
+    Camera cam;
+
+private:
+
+    vulkan::Material *          material            =nullptr;
+    vulkan::Texture2D *         texture             =nullptr;
+    vulkan::Sampler *           sampler             =nullptr;
+    vulkan::MaterialInstance *  material_instance   =nullptr;
+    vulkan::Renderable *        render_obj          =nullptr;
+    vulkan::Buffer *            ubo_mvp             =nullptr;
+
+    vulkan::Pipeline *          pipeline            =nullptr;
+
+    vulkan::VertexBuffer *      vertex_buffer       =nullptr;
+    vulkan::VertexBuffer *      tex_coord_buffer    =nullptr;
+
+public:
+
+    ~TestApp()
+    {
+        SAFE_CLEAR(tex_coord_buffer);
+        SAFE_CLEAR(vertex_buffer);
+        SAFE_CLEAR(pipeline);
+        SAFE_CLEAR(ubo_mvp);
+        SAFE_CLEAR(render_obj);
+        SAFE_CLEAR(material_instance);
+        SAFE_CLEAR(sampler);
+        SAFE_CLEAR(texture);
+        SAFE_CLEAR(material);
+    }
+
+private:
+
+    bool InitMaterial()
+    {
+        material=shader_manage->CreateMaterial( OS_TEXT("res/shader/DrawRect2D.vert"),
+                                                OS_TEXT("res/shader/DrawRect2D.geom"),
+                                                OS_TEXT("res/shader/FlatTexture.frag"));
+        if(!material)
+            return(false);
+
+        render_obj=material->CreateRenderable(VERTEX_COUNT);
+        material_instance=material->CreateInstance();
+
+        texture=vulkan::CreateTextureFromFile(device,OS_TEXT("res/image/lena.Tex2D"));
+
+        sampler=device->CreateSampler();
+
+        material_instance->BindSampler("tex",texture,sampler);
+        material_instance->BindUBO("world",ubo_mvp);
+        material_instance->Update();
+
+        return(true);
+    }
+
+    bool InitUBO()
+    {
+        const VkExtent2D extent=sc_render_target->GetExtent();
+
+        cam.width=extent.width;
+        cam.height=extent.height;
+
+        cam.Refresh();
+
+        ubo_mvp=device->CreateUBO(sizeof(WorldMatrix),&cam.matrix);
+
+        if(!ubo_mvp)
+            return(false);
+
+        return(true);
+    }
+
+    void InitVBO()
+    {
+        vertex_buffer   =device->CreateVBO(FMT_RGBA32F,VERTEX_COUNT,vertex_data);
+        tex_coord_buffer=device->CreateVBO(FMT_RGBA32F,VERTEX_COUNT,tex_coord_data);
+
+        render_obj->Set("Vertex",vertex_buffer);
+        render_obj->Set("TexCoord",tex_coord_buffer);
+    }
+
+    bool InitPipeline()
+    {
+        AutoDelete<vulkan::PipelineCreater>
+        pipeline_creater=new vulkan::PipelineCreater(device,material,sc_render_target);
+        pipeline_creater->CloseCullFace();
+        pipeline_creater->Set(PRIM_RECTANGLES);
+
+        pipeline=pipeline_creater->Create();
+
+        return pipeline;
+    }
+
+public:
+
+    bool Init()
+    {
+        if(!VulkanApplicationFramework::Init(SCREEN_WIDTH,SCREEN_HEIGHT))
+            return(false);
+
+        if(!InitUBO())
+            return(false);
+
+        if(!InitMaterial())
+            return(false);
+
+        InitVBO();
+
+        if(!InitPipeline())
+            return(false);
+            
+        BuildCommandBuffer(pipeline,material_instance,render_obj);
+
+        return(true);
+    }
+
+    void Resize(int w,int h)override
+    {
+        cam.width=w;
+        cam.height=h;
+
+        cam.Refresh();
+
+        ubo_mvp->Write(&cam.matrix);
+
+        BuildCommandBuffer(pipeline,material_instance,render_obj);
+    }
+};//class TestApp:public VulkanApplicationFramework
+
+int main(int,char **)
+{
+#ifdef _DEBUG
+    if(!vulkan::CheckStrideBytesByFormat())
+        return 0xff;
+#endif//
+
+    TestApp app;
+
+    if(!app.Init())
+        return(-1);
+
+    while(app.Run());
+
+    return 0;
+}

example/Vulkan/texture_rect.cpp

@@ -91,28 +91,7 @@ private:
 
         texture=vulkan::CreateTextureFromFile(device,OS_TEXT("res/image/lena.Tex2D"));
 
-        VkSamplerCreateInfo sampler_create_info;
-
-        sampler_create_info.sType                   = VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO;
-        sampler_create_info.pNext                   = nullptr;
-        sampler_create_info.flags                   = 0;
-        sampler_create_info.magFilter               = VK_FILTER_LINEAR;
-        sampler_create_info.minFilter               = VK_FILTER_LINEAR;
-        sampler_create_info.mipmapMode              = VK_SAMPLER_MIPMAP_MODE_LINEAR;
-        sampler_create_info.addressModeU            = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE;
-        sampler_create_info.addressModeV            = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE;
-        sampler_create_info.addressModeW            = VK_SAMPLER_ADDRESS_MODE_CLAMP_TO_EDGE;
-        sampler_create_info.mipLodBias              = 0.0f;
-        sampler_create_info.anisotropyEnable        = false;
-        sampler_create_info.maxAnisotropy           = 0;
-        sampler_create_info.compareEnable           = false;
-        sampler_create_info.compareOp               = VK_COMPARE_OP_NEVER;
-        sampler_create_info.minLod                  = 0.0f;
-        sampler_create_info.maxLod                  = 1.0f;
-        sampler_create_info.borderColor             = VK_BORDER_COLOR_FLOAT_TRANSPARENT_BLACK;
-        sampler_create_info.unnormalizedCoordinates = false;
-
-        sampler=device->CreateSampler(&sampler_create_info);
+        sampler=device->CreateSampler();
 
         material_instance->BindSampler("tex",texture,sampler);
         material_instance->BindUBO("world",ubo_mvp);

res

@@ -1 +1 @@
-Subproject commit 1c75bad0e6b2cada8fbaed04713d1fa619f96976
+Subproject commit 9ce56221ff5907b041147f12fda367c226eba73f