Done...?

1mGame.vcxproj

@@ -56,6 +56,7 @@
       <PreprocessorDefinitions>WIN32_LEAN_AND_MEAN;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <ConformanceMode>true</ConformanceMode>
       <LanguageStandard>stdcpp20</LanguageStandard>
+      <LanguageStandard_C>stdc17</LanguageStandard_C>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>
@@ -72,6 +73,7 @@
       <PreprocessorDefinitions>WIN32_LEAN_AND_MEAN;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <ConformanceMode>true</ConformanceMode>
       <LanguageStandard>stdcpp20</LanguageStandard>
+      <LanguageStandard_C>stdc17</LanguageStandard_C>
     </ClCompile>
     <Link>
       <SubSystem>Windows</SubSystem>
@@ -85,13 +87,19 @@
     <ClCompile Include="GameObject.ixx" />
     <ClCompile Include="Graphics.cpp" />
     <ClCompile Include="Graphics.ixx" />
+    <ClCompile Include="BackGround.ixx" />
     <ClCompile Include="Input.ixx" />
     <ClCompile Include="Math.ixx" />
     <ClCompile Include="MegaEngine.cpp" />
     <ClCompile Include="MegaEngine.ixx" />
     <ClCompile Include="main.cpp" />
+    <ClCompile Include="Obstacle.ixx" />
+    <ClCompile Include="ScoreBoard.ixx" />
     <ClCompile Include="Steve.ixx" />
   </ItemGroup>
+  <ItemGroup>
+    <Image Include="Steve.png" />
+  </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
   </ImportGroup>

1mGame.vcxproj.filters

@@ -42,5 +42,19 @@
     <ClCompile Include="Steve.ixx">
       <Filter>源文件</Filter>
     </ClCompile>
+    <ClCompile Include="Obstacle.ixx">
+      <Filter>源文件</Filter>
+    </ClCompile>
+    <ClCompile Include="ScoreBoard.ixx">
+      <Filter>源文件</Filter>
+    </ClCompile>
+    <ClCompile Include="BackGround.ixx">
+      <Filter>源文件</Filter>
+    </ClCompile>
+  </ItemGroup>
+  <ItemGroup>
+    <Image Include="Steve.png">
+      <Filter>资源文件</Filter>
+    </Image>
   </ItemGroup>
 </Project>

BackGround.ixx

@@ -0,0 +1,69 @@
+module;
+
+
+export module BackGround;
+import GameObject;
+import Graphics;
+
+export struct BackGround : GameObject
+{
+    static constexpr Rect GroundRect{ 2,104,2402,130 };
+    static constexpr Rect CloudRect{ 166,2,258,29 };
+    float speed = -500.f;
+    Vector2 CloudPosi;
+    virtual void OnStartUp()
+    {
+        imge.rect = GroundRect;
+        Posi = { 0,50 };
+        CloudPosi = { 1050,200 };
+        Size = imge.rect.size();
+    }
+    virtual void OnCleanUp()
+    {
+
+    }
+    virtual void OnUpdate(float delta)
+    {
+        Posi.x += speed * delta;
+        CloudPosi.x += speed * delta * 0.5f;
+    }
+    virtual void OnLaterUpdate(float delta)
+    {
+        if (Posi.x <= -Size.x)
+        {
+            Posi.x += Size.x;
+        }
+        if (CloudPosi.x <= 0 - CloudRect.size().x)
+        {
+            CloudPosi.x = 1050;
+        }
+    }
+    virtual void OnReset() override
+    {
+        Posi.x = 0;
+    }
+    virtual void OnRender() override
+    {
+        Rect dst =
+        {
+            Posi.x - Size.x * Anch.x,
+            Posi.y + Size.y * (1.f - Anch.y),
+            Posi.x + Size.x * (1.f - Anch.x),
+            Posi.y - Size.y * Anch.y,
+        };
+        Graphics::DrawBitMap(imge.bitmap, dst, imge.rect);
+        dst.left += Size.x;
+        dst.right += Size.x;
+        Graphics::DrawBitMap(imge.bitmap, dst, imge.rect);
+
+        auto cloud_size = CloudRect.size();
+        Rect cloud_dst =
+        {
+            CloudPosi.x,
+            CloudPosi.y + cloud_size.y,
+            CloudPosi.x + cloud_size.x,
+            CloudPosi.y,
+        };
+        Graphics::DrawBitMap(imge.bitmap, dst, CloudRect);
+    }
+};

GameObject.ixx

@@ -36,12 +36,34 @@ public:
     Vector2 Anch;
     Vector2 Size;
 
+    Rect getRect() const
+    {
+        return
+        {
+            Posi.x - Size.x * Anch.x,
+            Posi.y - Size.y * Anch.y,
+            Posi.x + Size.x * (1.f - Anch.x),
+            Posi.y + Size.y * (1.f - Anch.y),
+        };
+    }
+
+    bool isPaused = false;
+    void Pause()
+    {
+        isPaused = true;
+    }
+    void Resume()
+    {
+        isPaused = false;
+    }
+
     GameObject() {}
 
     virtual void OnStartUp() = 0;
     virtual void OnCleanUp() = 0;
     virtual void OnUpdate(float delta) = 0;
     virtual void OnLaterUpdate(float delta) = 0;
+    virtual void OnReset() {}
 
     virtual void OnRender()
     {

Graphics.cpp

@@ -9,8 +9,6 @@ module Graphics;
 using namespace D2D1;
 using namespace ::Microsoft::WRL;
 
-constexpr D2D1_RECT_F SteveRect{ 1678,2,1766,96 };
-
 ComPtr<ID2D1HwndRenderTarget> Graphics::RT = nullptr;
 ComPtr<IWICImagingFactory> Graphics::wic_factory = nullptr;
 Vector2 Graphics::RtSize{};

Input.ixx

@@ -1,20 +1,35 @@
 module;
+#include <memory>
 
 export module Input;
 
 export class KeyBoard
 {
-    static bool KeyStatus[256];
+    static bool LastKeyStatus[256];
+    static bool CurrKeyStatus[256];
 
 public:
-    static void Update(char keycode, bool status)
+    static void OnKeyMsg(char keycode, bool status)
     {
-        KeyStatus[keycode] = status;
+        CurrKeyStatus[keycode] = status;
     }
     static bool GetKey(char keycode)
     {
-        return KeyStatus[keycode];
+        return CurrKeyStatus[keycode];
+    }
+    static bool GetKeyUp(char keycode)
+    {
+        return LastKeyStatus[keycode] && !CurrKeyStatus[keycode];
+    }
+    static bool GetKeyDown(char keycode)
+    {
+        return !LastKeyStatus[keycode] && CurrKeyStatus[keycode];
+    }
+    static void Flush()
+    {
+        memcpy(LastKeyStatus, CurrKeyStatus, sizeof(CurrKeyStatus));
     }
 };
 
-bool KeyBoard::KeyStatus[256]{};
+bool KeyBoard::LastKeyStatus[256]{};
+bool KeyBoard::CurrKeyStatus[256]{};

Math.ixx

@@ -1,5 +1,6 @@
 module;
 #include <d2d1.h>
+#include <concepts>
 
 export module Math;
 
@@ -16,4 +17,19 @@ export
             return { right - left, bottom - top };
         }
     };
+
+    inline bool isIntersection(const Rect& lhs, const Rect& rhs)
+    {
+        auto ox1 = (lhs.left + lhs.right) * 0.5f;
+        auto oy1 = (lhs.top + lhs.bottom) * 0.5f;
+        auto ox2 = (rhs.left + rhs.right) * 0.5f;
+        auto oy2 = (rhs.top + rhs.bottom) * 0.5f;
+
+        auto rx1 = abs(lhs.right - lhs.left) * 0.5f;
+        auto ry1 = abs(lhs.top - lhs.bottom) * 0.5f;
+        auto rx2 = abs(rhs.right - rhs.left) * 0.5f;
+        auto ry2 = abs(rhs.top - rhs.bottom) * 0.5f;
+
+        return ((abs(ox1 - ox2) - (rx1 + rx2)) < -20.f) && ((abs(oy1 - oy2) - (ry1 + ry2)) < -20.f);
+    }
 }

MegaEngine.cpp

@@ -4,7 +4,6 @@ module;
 #include <wincodec.h>
 #include <iostream>
 #include <chrono>
-#include <thread>
 
 module MegaEngine;
 
@@ -34,16 +33,61 @@ void Game::StartUp()
     CreateWnd();
     Graphics::Init(hwnd);
 
+    status = Begin;
+
+    image = Texture::LoadFromFile(L"Steve.png");
+
+    steve.imge = image;
+    obs.imge = image;
+    score.imge = image;
+    background.imge = image;
+
     steve.OnStartUp();
-
+    obs.OnStartUp();
+    score.OnStartUp();
+    background.OnStartUp();
 }
-
+bool vk_space_down = false;
 void Game::Update()
 {
     auto now = steady_clock::now();
     delta = duration_cast<duration<float>>(now - last).count();
     last = now;
-    steve.OnUpdate(delta);
+    switch (status)
+    {
+    case Game::Begin:
+        if (KeyBoard::GetKey(VK_SPACE))
+            status = Running;
+        break;
+    case Game::Running:
+        steve.OnUpdate(delta);
+        obs.OnUpdate(delta);
+        background.OnUpdate(delta);
+        score += obs.speed * delta;
+        score.OnUpdate(delta);
+        if (isIntersection(steve.getRect(), obs.getRect()))
+        {
+            status = End;
+            steve.status = Steve::Dead;
+            steve.imge.rect = Steve::DeadRect;
+            steve.Size = steve.imge.rect.size();
+        }
+        break;
+    case Game::End:
+        if (KeyBoard::GetKeyDown(VK_SPACE)) vk_space_down = true;
+        if (vk_space_down && KeyBoard::GetKeyUp(VK_SPACE))
+        {
+            vk_space_down = false;
+            steve.OnReset();
+            obs.OnReset();
+            score.OnReset();
+            background.OnReset();
+            status = Begin;
+        }
+        break;
+    default:
+        break;
+    }
 }
 
 void Game::Render()
@@ -51,20 +95,41 @@ void Game::Render()
     Graphics::BeginDraw();
     Graphics::Clear();
 
+    background.OnRender();
+    obs.OnRender();
     steve.OnRender();
+    score.OnRender();
+
+    if (status == End)
+    {
+        Rect gameover_rect = { 1294,29,1675,50 };
+        auto size = gameover_rect.size();
+        size.x /= 2; size.y /= 2;
+        Graphics::DrawBitMap(image.bitmap, { 525 - size.x,250 - size.y,525 + size.x,250+size.y }, gameover_rect);
+    }
 
     Graphics::Present();
 }
 
 void Game::LaterUpdate()
 {
-    steve.OnLaterUpdate(delta);
+    if (status == Running)
+    {
+        steve.OnLaterUpdate(delta);
+        obs.OnLaterUpdate(delta);
+        background.speed = obs.speed;
+        background.OnLaterUpdate(delta);
+        score.OnLaterUpdate(delta);
+    }
+    KeyBoard::Flush();
 }
 
 void Game::CleanUp()
 {
     steve.OnCleanUp();
-
+    obs.OnCleanUp();
+    score.OnCleanUp();
+    background.OnCleanUp();
     Graphics::Finalize();
 
     if (hwnd) DestroyWindow(hwnd);
@@ -163,10 +228,10 @@ LRESULT Game::WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
     switch (msg)
     {
     case WM_KEYDOWN:
-        KeyBoard::Update((char)wParam, true);
+        KeyBoard::OnKeyMsg((char)wParam, true);
         break;
     case WM_KEYUP:
-        KeyBoard::Update((char)wParam, false);
+        KeyBoard::OnKeyMsg((char)wParam, false);
         break;
     case WM_CLOSE:
         done = true;

MegaEngine.ixx

@@ -10,6 +10,9 @@ import Input;
 import Graphics;
 import GameObject;
 import Steve;
+import Obstacle;
+import ScoreBoard;
+import BackGround;
 
 using namespace std;
 using namespace std::chrono;
@@ -25,10 +28,16 @@ public:
     void Run();
 
 private:
+    Texture image;
     Steve steve;
+    Obstacle obs;
+    ScoreBoard score;
+    BackGround background;
     steady_clock::time_point last;
     float delta;
 
+    enum Status { Begin, Running, End } status;
+
     HWND hwnd = nullptr;
     bool done = false;
 
@@ -44,6 +53,9 @@ private:
     bool PeekMsg();
     bool Done();
 
+    void GameOver();
+    void ReStart();
+
     static LRESULT CALLBACK WndProcSetUp(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);
     static LRESULT CALLBACK WndProcThunk(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);
     LRESULT WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);

Obstacle.ixx

@@ -0,0 +1,93 @@
+module;
+
+#include <random>
+
+export module Obstacle;
+
+import GameObject;
+
+export struct Obstacle : GameObject
+{
+    static constexpr Rect ObstacleRectList[]
+    {
+        //Small Cactus
+        { 446,2,480,72 },
+        { 480,2,514,72 },
+        { 514,2,548,72 },
+        { 548,2,582,72 },
+        { 582,2,616,72 },
+        { 616,2,650,72 },
+        //Giant Cactus
+        { 652,2,702,102 },
+        { 702,2,750,102 },
+        { 752,2,802,102 },
+        { 802,2,850,102 },
+        //Double Giant Cactus
+        { 652,2,750,102 },
+        { 752,2,850,102 },
+        //Tirple Giant Cactus
+        { 850,2,952,102 },
+        //Qradro Giant Cactus
+        { 802,2,952,102 },
+        //
+        { 260,2,352,82 },
+        { 352,2,444,82 },
+    };
+
+    float speed = -500.f;
+    float time = 0.f;
+    bool isCactus = true;
+    virtual void OnStartUp() override
+    {
+        imge.rect = ObstacleRectList[0];
+        Size = imge.rect.size();
+        Posi = { 1200, 50 };
+        Anch = { 0.5f,0 };
+        Reset();
+    }
+    virtual void OnCleanUp() override
+    {
+
+    }
+    virtual void OnUpdate(float delta) override
+    {
+        time += delta;
+        Posi.x += speed * delta;
+        imge.rect = (int)(time / 0.3) % 2 ? ObstacleRectList[14] : ObstacleRectList[15];
+    }
+    virtual void OnLaterUpdate(float delta) override
+    {
+        if (Posi.x <= -100.f) Reset();
+    }
+    void Start()
+    {
+
+    }
+    std::mt19937 random{std::random_device()()};
+    void Reset()
+    {
+        int index = 14;// random() % 15;
+        if (index == 14)
+        {
+            isCactus = false;
+            Posi.y = 125;
+        }
+        else
+        {
+            isCactus = true;
+            Posi.y = 50;
+        }
+        imge.rect = ObstacleRectList[index];
+        Size = imge.rect.size();
+        speed += -1.f;
+        Posi.x = 1200.f;
+    }
+    virtual void OnReset() override
+    {
+        imge.rect = ObstacleRectList[0];
+        Size = imge.rect.size();
+        Posi = { 1200, 50 };
+        Anch = { 0.5f,0 };
+        Reset();
+    }
+};

ScoreBoard.ixx

@@ -0,0 +1,100 @@
+module;
+
+#include <vector>
+#include <string>
+
+export module ScoreBoard;
+
+import GameObject;
+import Math;
+
+struct Digit : GameObject
+{
+    static constexpr Rect DigitsRectList[]
+    {
+        { 1294,2,1314,23 },
+        { 1314,2,1334,23 },
+        { 1334,2,1354,23 },
+        { 1354,2,1374,23 },
+        { 1374,2,1394,23 },
+        { 1394,2,1414,23 },
+        { 1414,2,1434,23 },
+        { 1434,2,1454,23 },
+        { 1454,2,1474,23 },
+        { 1474,2,1494,23 },
+    };
+
+    char value;
+
+    virtual void OnStartUp()
+    {
+
+    }
+    virtual void OnCleanUp()
+    {
+
+    }
+    virtual void OnUpdate(float delta)
+    {
+
+    }
+    virtual void OnLaterUpdate(float delta)
+    {
+
+    }
+};
+
+export struct ScoreBoard : GameObject
+{
+    float score = 0;
+    std::vector<Digit> digits;
+    virtual void OnStartUp()
+    {
+        Posi = { 900,400 };
+    }
+    virtual void OnCleanUp()
+    {
+
+    }
+    virtual void OnUpdate(float delta)
+    {
+        auto str = std::to_string(static_cast<int>(score/100.f));
+        digits.resize(str.size());
+        for (size_t i = 0; i < digits.size(); i++)
+        {
+            auto& digit = digits[i];
+            digit.value = str[i] - '0';
+            digit.imge = imge;
+            digit.imge.rect = Digit::DigitsRectList[digit.value];
+            digit.Size = digit.imge.rect.size();
+            digit.Posi = { Posi.x + i * digit.Size.x, Posi.y };
+        }
+    }
+    virtual void OnLaterUpdate(float delta)
+    {
+
+    }
+    virtual void OnRender() override
+    {
+        for (auto& digit : digits)
+        {
+            digit.OnRender();
+        }
+    }
+    virtual void OnReset() override
+    {
+        score = 0;
+        digits.resize(1);
+
+        auto& digit = digits[0];
+        digit.value = 0;
+        digit.imge = imge;
+        digit.imge.rect = Digit::DigitsRectList[digit.value];
+        digit.Size = digit.imge.rect.size();
+        digit.Posi = Posi;
+    }
+    void operator+=(float value)
+    {
+        score += value;
+    }
+};

Steve.ixx

@@ -9,31 +9,30 @@ import Input;
 export struct Steve : GameObject
 {
     static constexpr const float ground_height = 50;
-    static constexpr const float y_pos = 100;
+    static constexpr const float x_pos = 100;
     float a, v, h;
     bool jumping = false;
     float time = 0.0f;
 
-    Rect IdleRect = { 76, 2, 164, 96 };
-    Rect NormalRect = { 1678, 2, 1766, 96 };
-    Rect CloseEyeRect = { 1766, 2, 1854, 96 };
-    Rect RightRect = { 1854, 2, 1942, 96 };
-    Rect LeftRect = { 1942, 2, 2030, 96 };
-    Rect BigEyeRect = { 2030, 2, 2118, 96 };
-    Rect DeadRect = { 2122, 2, 2202, 96 };
-    Rect CrawlingRightRect = { 2203, 2, 2321, 96 };
-    Rect CrawlingLeftRect = { 2321, 2, 2439, 96 };
+    static constexpr Rect IdleRect = { 76, 2, 164, 96 };
+    static constexpr Rect NormalRect = { 1678, 2, 1766, 96 };
+    static constexpr Rect CloseEyeRect = { 1766, 2, 1854, 96 };
+    static constexpr Rect RightRect = { 1854, 2, 1942, 96 };
+    static constexpr Rect LeftRect = { 1942, 2, 2030, 96 };
+    static constexpr Rect BigEyeRect = { 2030, 2, 2118, 96 };
+    static constexpr Rect DeadRect = { 2122, 2, 2202, 96 };
+    static constexpr Rect CrawlingRightRect = { 2203, 2, 2321, 96 };
+    static constexpr Rect CrawlingLeftRect = { 2321, 2, 2439, 96 };
 
     enum Status { Idle, Running, Jumping, Freefall, Crawling, Dead } status;
 
     virtual void OnStartUp() override
     {
-        imge = Texture::LoadFromFile(L"steve.png");
         imge.rect = IdleRect;
 
-        Posi = { y_pos, ground_height };
         Anch = { 0.5f,0 };
-        Size = { 88, 94 };
+        Posi = { x_pos, ground_height };
+        Size = imge.rect.size();
 
         a = v = h = 0.0f;
     }
@@ -43,12 +42,14 @@ export struct Steve : GameObject
     }
     virtual void OnUpdate(float delta) override
     {
+        if (isPaused) return;
         time += delta;
         switch (status)
         {
         case Steve::Idle:
             if (KeyBoard::GetKey(VK_SPACE)) status = Running;
             imge.rect = IdleRect;
+            Size = imge.rect.size();
             break;
         case Steve::Running:
             if (KeyBoard::GetKey(VK_SPACE))
@@ -56,10 +57,17 @@ export struct Steve : GameObject
                 status = Jumping;
                 break;
             }
+            if (KeyBoard::GetKey(VK_DOWN))
+            {
+                status = Crawling;
+                break;
+            }
             imge.rect = (int)(time / 0.1) % 2 ? LeftRect : RightRect;
+            Size = imge.rect.size();
             break;
         case Steve::Jumping:
             imge.rect = NormalRect;
+            Size = imge.rect.size();
             if ((h < 75 || KeyBoard::GetKey(VK_SPACE)) && h < 150.f)
             {
                 v = 1000.f;
@@ -84,8 +92,15 @@ export struct Steve : GameObject
             }
             break;
         case Steve::Crawling:
-            break;
-        case Steve::Dead:
+            if (KeyBoard::GetKey(VK_DOWN))
+            {
+                imge.rect = (int)(time / 0.1) % 2 ? CrawlingLeftRect : CrawlingRightRect;
+                Size = imge.rect.size();
+            }
+            else
+            {
+                status = Running;
+            }
             break;
         default:
             break;
@@ -93,5 +108,17 @@ export struct Steve : GameObject
     }
     virtual void OnLaterUpdate(float delta) override
     {
+        if (isPaused) return;
+    }
+    virtual void OnReset() override
+    {
+        imge.rect = IdleRect;
+        status = Idle;
+
+        Anch = { 0.5f,0 };
+        Posi = { x_pos, ground_height };
+        Size = imge.rect.size();
+
+        a = v = h = 0.0f;
     }
 };