added Scene and Stage; locked camera Y angle range; added debug for framerate;...

added Scene and Stage; locked camera Y angle range; added debug for framerate; generally fit for all window size

PracticeDx/CoreHandler.cpp

@@ -25,13 +25,8 @@ void CoreHandler::CloseCoreHandler()
     ImGui_ImplDX11_Shutdown();
 }
 
-void CoreHandler::CoreProcess(Window& window, Graphics& gfx, HWND& hWnd, Logger& logger)
+void CoreHandler::processEvents(Window& window, Graphics& gfx, HWND& hWnd, Logger& logger)
 {
-    // render imgui
-    ImGui_ImplDX11_NewFrame();
-    ImGui_ImplWin32_NewFrame();
-    ImGui::NewFrame();
-
     // Process event
     while (!Window::mouse.IsQueueEmpty())
     {
@@ -48,6 +43,15 @@ void CoreHandler::CoreProcess(Window& window, Graphics& gfx, HWND& hWnd, Logger&
             {
                 cameraDeltaX = Window::mouse.GetRightDragDeltaX();
                 cameraDeltaY = Window::mouse.GetRightDragDeltaY();
+
+                if (cameraY + cameraDeltaY >= 80)
+                {
+                    cameraDeltaY = 80 - cameraY;
+                }
+                if (cameraY + cameraDeltaY <= -80)
+                {
+                    cameraDeltaY = -80 - cameraY;
+                }
             }
             oss << " | ViewAt(" << cameraX << "," << cameraY << ")";
             oss << " | Dragging(" << cameraDeltaX << "," << cameraDeltaY << ")";
@@ -105,6 +109,17 @@ void CoreHandler::CoreProcess(Window& window, Graphics& gfx, HWND& hWnd, Logger&
         }
         }
     }
+}
+
+void CoreHandler::CoreProcess(Window& window, Graphics& gfx, HWND& hWnd, Logger& logger)
+{
+    // render imgui
+    ImGui_ImplDX11_NewFrame();
+    ImGui_ImplWin32_NewFrame();
+    ImGui::NewFrame();
+
+    // Process IO events
+    processEvents(window, gfx, hWnd, logger);
  
     // Display background and set depthstencil
     window.GetGfx().RendorFrame();
@@ -116,7 +131,11 @@ void CoreHandler::CoreProcess(Window& window, Graphics& gfx, HWND& hWnd, Logger&
     window.DrawScenes(window.GetGfx(), logger);
 
     // render imgui
-    ImGui::ShowDemoWindow();
+    auto imIO = ImGui::GetIO();
+    ImGui::Text("camera Y       : [ %.2f ]", cameraY);
+    ImGui::Text("camera Delta Y : [ %.2f ]", cameraDeltaY);
+    ImGui::Text("Framerate      : [ %.2f ]", imIO.Framerate);
+    ImGui::Text("MS per Frame   : [ %.3f ]", 1000.0f / imIO.Framerate);
     ImGui::Render();
     ImGui_ImplDX11_RenderDrawData(ImGui::GetDrawData());
 

PracticeDx/CoreHandler.h

@@ -11,6 +11,7 @@ public:
 	CoreHandler(Window& window, Logger& logger);
 	void InitCoreHandler(Window& window, Logger& logger);
 	void CloseCoreHandler();
+	void processEvents(Window& window, Graphics& gfx, HWND& hWnd, Logger& logger);
 	void CoreProcess(Window& window, Graphics& gfx, HWND& hWnd, Logger& logger);
 	void SetCamera(Window& window, Logger& logger);
 private:

PracticeDx/Graphics.cpp

@@ -5,16 +5,19 @@
 /************************************
 * 构造函数Graphics
 ************************************/
-Graphics::Graphics(HWND hWnd)
+Graphics::Graphics(HWND hWnd, int width, int height)
+    :
+    width(width),
+    height(height)
 {
     // 初始化D3D
-    InitD3D(hWnd);
+    InitD3D(hWnd, width, height);
 }
 
 /************************************
 * 1 初始化D3D
 ************************************/
-void Graphics::InitD3D(HWND hWnd)
+void Graphics::InitD3D(HWND hWnd, int width, int height)
 {
     /************************************
     * 1.1 CreateDeviceAndSwapChain
@@ -82,8 +85,8 @@ void Graphics::InitD3D(HWND hWnd)
 
     // Create the depth stencil texture
     D3D11_TEXTURE2D_DESC depthStencilTextureDesc = {};
-    depthStencilTextureDesc.Width = 800;
-    depthStencilTextureDesc.Height = 600;
+    depthStencilTextureDesc.Width = width;
+    depthStencilTextureDesc.Height = height;
     depthStencilTextureDesc.MipLevels = 1u;
     depthStencilTextureDesc.ArraySize = 1u;
     depthStencilTextureDesc.Format = DXGI_FORMAT_D32_FLOAT;
@@ -145,8 +148,8 @@ void Graphics::EndFrame(void)
     // 控制View port的位置
     viewport.TopLeftX = 0;
     viewport.TopLeftY = 0;
-    viewport.Width = 800;
-    viewport.Height = 600;
+    viewport.Width = width;
+    viewport.Height = height;
     viewport.MinDepth = 0;
     viewport.MaxDepth = 1;
 

PracticeDx/Graphics.h

@@ -16,7 +16,7 @@ class Graphics
 	friend class Bindable;
 public:
 	// 构造函数
-	Graphics(HWND hWnd);
+	Graphics(HWND hWnd, int width, int height);
 
 	// 单例设计模式，禁止复制
 	Graphics(const Graphics&) = delete;
@@ -24,7 +24,7 @@ public:
 	~Graphics() = default;
 
 	// 初始化3大件，Device/SwapChain/deviceContext
-	void InitD3D(HWND hWnd);
+	void InitD3D(HWND hWnd, int width, int heigh);
 	void RendorFrame(void);
 	void EndFrame(void);
 
@@ -48,6 +48,8 @@ public:
 	wrl::ComPtr<ID3D11DeviceContext> getContext();
 
 private:
+	int width;
+	int height;
 	DirectX::XMMATRIX projection;
 	// 指向Device的指针
 	wrl::ComPtr<ID3D11Device> pDevice;

PracticeDx/PracticeDx.vcxproj

@@ -144,6 +144,8 @@
     <ClCompile Include="imgui\imgui_widgets.cpp" />
     <ClCompile Include="Mouse.cpp" />
     <ClCompile Include="Sampler.cpp" />
+    <ClCompile Include="Scene.cpp" />
+    <ClCompile Include="Stage.cpp" />
     <ClCompile Include="Surface.cpp" />
     <ClCompile Include="IndexBuffer.cpp" />
     <ClCompile Include="InputLayout.cpp" />
@@ -208,6 +210,8 @@
     <ClInclude Include="imgui\imstb_truetype.h" />
     <ClInclude Include="Mouse.h" />
     <ClInclude Include="Sampler.h" />
+    <ClInclude Include="Scene.h" />
+    <ClInclude Include="Stage.h" />
     <ClInclude Include="Surface.h" />
     <ClInclude Include="IndexBuffer.h" />
     <ClInclude Include="InputLayout.h" />

PracticeDx/PracticeDx.vcxproj.filters

@@ -147,6 +147,12 @@
     <ClCompile Include="imgui\imgui_widgets.cpp">
       <Filter>imgui</Filter>
     </ClCompile>
+    <ClCompile Include="Scene.cpp">
+      <Filter>Source Files\Scenes</Filter>
+    </ClCompile>
+    <ClCompile Include="Stage.cpp">
+      <Filter>Source Files\Scenes</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <FxCompile Include="PixelShader.hlsl">
@@ -259,5 +265,11 @@
     <ClInclude Include="imgui\imstb_truetype.h">
       <Filter>imgui</Filter>
     </ClInclude>
+    <ClInclude Include="Scene.h">
+      <Filter>Header Files\Scenes</Filter>
+    </ClInclude>
+    <ClInclude Include="Stage.h">
+      <Filter>Header Files\Scenes</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>
\ No newline at end of file

PracticeDx/Scene.cpp

+#pragma once
+#include "Scene.h"
+#include "Drawable.h"
+
+void Scene::DrawSections(
+    Graphics& gfx,
+    Logger& logger) noexcept
+{
+    for (auto& pSection : pSections)
+    {
+        // shape->Update(dt); TODO
+        pSection->DrawShapes(gfx, logger);
+    }
+};
\ No newline at end of file

PracticeDx/Scene.h

+#pragma once
+#include <vector>
+#include "Graphics.h"
+#include "Logger.h"
+#include "Section.h"
+
+class Scene
+{
+public:
+	Scene() = default;
+	Scene(const Scene&) = delete;
+
+	void DrawSections(
+		Graphics& gfx,
+		Logger& logger) noexcept;
+	~Scene() = default;
+public:
+	std::vector<std::unique_ptr<Section>> pSections;
+};
\ No newline at end of file

PracticeDx/Stage.cpp

+#pragma once
+#include "Stage.h"
+#include "Surface.h"
+#include "Ground.h"
+
+Stage::Stage(Graphics& gfx, Logger& logger) noexcept
+{
+    pSections.push_back(std::make_unique<Ground>(gfx, logger));
+};

PracticeDx/Stage.h

+#pragma once
+#include "Scene.h"
+
+class Stage : public Scene
+{
+public:
+	Stage(Graphics& gfx, Logger& logger) noexcept;
+};
\ No newline at end of file

PracticeDx/WinMain.cpp

@@ -21,7 +21,7 @@ int WINAPI WinMain(HINSTANCE hInstance,
     HWND hWnd = nullptr;
 
     // register window
-    Window window(hWnd, hInstance, nCmdShow, 800, 600, logger);
+    Window window(hWnd, hInstance, nCmdShow, 1280, 800, logger);
 
     // init imgui
     ImGui::CreateContext();

PracticeDx/Window.cpp

 #include "Window.h"
 #include "Ground.h"
+#include "Stage.h"
 #include "imgui/imgui.h"
 
 Mouse Window::mouse;
@@ -47,13 +48,13 @@ Window::Window(HWND& hWnd, HINSTANCE& hInstance, int nCmdShow, int x, int y, Log
     ShowWindow(hWnd, nCmdShow);
 
     // Init graphics
-    pGfx = std::make_unique<Graphics>(hWnd);
+    pGfx = std::make_unique<Graphics>(hWnd, x, y);
 
     // Set projection
-    pGfx->SetProjection(DirectX::XMMatrixPerspectiveLH(1.0f, 3.0f / 4.0f, 0.5f, 40.0f));
+    pGfx->SetProjection(DirectX::XMMatrixPerspectiveLH(1.0f, float(y) / float(x), 0.5f, 40.0f));
 
     // Init scenes
-    this->InitScene(logger);
+    this->InitScenes(logger);
 }
 
 LRESULT CALLBACK Window::HandleMsgSetup(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam) noexcept
@@ -136,19 +137,20 @@ Graphics& Window::GetGfx()
     return *pGfx;
 }
 
-void Window::InitScene(Logger &logger)
+void Window::InitScenes(Logger &logger)
 {
     //Ground ground(*pGfx, logger);
-    pSections.push_back(make_unique<Ground>(*pGfx, logger));
+    pStage = make_shared<Stage>(*pGfx, logger);
+    pScenes.push_back(pStage);
 }
 
 void Window::DrawScenes(
     Graphics& gfx,
     Logger& logger) noexcept
 {
-    for (auto& section : pSections)
+    for (auto& pScene : pScenes)
     {
-        section->DrawShapes(gfx, logger);
+        pScene->DrawSections(gfx, logger);
     }
 };
 

PracticeDx/Window.h

@@ -6,6 +6,7 @@
 #include <vector>
 #include "Section.h"
 #include "Mouse.h"
+#include "Stage.h"
 
 using namespace std;
 
@@ -22,7 +23,7 @@ public:
 	Graphics& GetGfx();
 
 	// Put all scene initialization here
-	void InitScene(Logger& logger);
+	void InitScenes(Logger& logger);
 
 	// Draw all scenes
 	void DrawScenes(Graphics& gfx, Logger& logger) noexcept;
@@ -40,5 +41,6 @@ public:
 
 private:
 	unique_ptr<Graphics> pGfx;
-	vector<unique_ptr<Section>> pSections;
+	vector<shared_ptr<Scene>> pScenes;
+	shared_ptr<Stage> pStage;
 };
\ No newline at end of file