init

scripts/main.cpp

@@ -0,0 +1,165 @@
+#include <raylib.h>
+
+typedef struct
+{
+    float x;
+    float y;
+    int count;
+} SpriteSet;
+
+int main()
+{
+    int screenWidth = 1280;
+    int screenHeight = 720;
+    InitWindow(screenWidth, screenHeight, "Father and Son");
+    SetTargetFPS(60);
+
+    // Initialize Tiles
+    Texture2D tileTexture = LoadTexture("assets/tileset.png");
+    Vector2 tileFrameSize = {16.0f, 16.0f};
+
+    Rectangle tileSourceRec = { tileFrameSize.x * 11 + 11, tileFrameSize.y * 10 + 10, tileFrameSize.x, tileFrameSize.y};
+
+
+    // Initialize Background 
+    // Texture2D backTexture = LoadTexture("assets/map.png");
+    // Vector2 backFrameSize = {639.0f, 271.0f};
+    // Rectangle backSourceRec = {0.0f, 0.0f, backFrameSize.x, backFrameSize.y};
+    // Rectangle backDestRec = {0.0f, 0.0f, backFrameSize.x, backFrameSize.y};
+    // Vector2 backOrigin = {0.0f, 0.0f};
+
+    // Initialize Character
+    Texture2D characterTexture = LoadTexture("assets/character.png");
+    Vector2 charFrameSize = {32.0f, 32.0f};
+
+    SpriteSet idle = {0.0f, 0.0f, 2};
+    SpriteSet walkingDown = {0.0f, 96.0f, 4};
+    SpriteSet walkingRight = {0.0f, 128.0f, 4};
+    SpriteSet walkingUp = {0.0f, 160.0f, 4};
+    SpriteSet current = idle;
+
+    Rectangle charSourceRec = {idle.x, idle.y, charFrameSize.x, charFrameSize.y};
+    Vector2 charPosition = {0.0f, 0.0f};
+    Vector2 charOrigin = {charFrameSize.x / 2.0f, charFrameSize.y / 2.0f};
+
+    int currentFrame = 0;
+    int framesCounter = 0;
+    int framesSpeed = 4;
+
+    // Initialize Camera
+    Camera2D camera = { 0 };
+    camera.target = charPosition;
+    camera.offset = (Vector2){screenWidth / 2.0f, screenHeight / 2.0f};
+    camera.rotation = 0.0f;
+    camera.zoom = 10.0f;
+
+    while (!WindowShouldClose())
+    {
+        // Update Character
+        if (IsKeyDown(KEY_RIGHT))
+        {
+            current = walkingRight;
+            charSourceRec.width = charFrameSize.x;
+            charPosition.x += 0.5f;
+        }
+        else if (IsKeyDown(KEY_LEFT))
+        {
+            current = walkingRight;
+            charSourceRec.width = -charFrameSize.x;
+            charPosition.x -= 0.5f;
+        }
+        else if (IsKeyDown(KEY_DOWN))
+        {
+            current = walkingDown;
+            charSourceRec.width = charFrameSize.x;
+            charPosition.y += 0.5f;
+        }
+        else if (IsKeyDown(KEY_UP))
+        {
+            current = walkingUp;
+            charSourceRec.width = charFrameSize.x;
+            charPosition.y -= 0.5f;
+        }
+        else
+        {
+            current = idle;
+            charSourceRec.width = charFrameSize.x;
+        }
+
+        framesCounter++;
+
+        if (framesCounter >= (60 / framesSpeed))
+        {
+            framesCounter = 0;
+            currentFrame++;
+            if (currentFrame >= current.count)
+                currentFrame = 0;
+
+            charSourceRec.x = current.x + currentFrame * charFrameSize.x;
+            charSourceRec.y = current.y;
+        }
+
+        // Update Camera
+        camera.target = charPosition;
+
+        // Render
+        BeginDrawing();
+        ClearBackground(RAYWHITE);
+
+        BeginMode2D(camera); // Activate 2D camera
+
+        // Render Tiles
+        float left = camera.target.x - (screenWidth / 2.0f / camera.zoom);
+        float right = camera.target.x + (screenWidth / 2.0f / camera.zoom);
+        float top = camera.target.y - (screenHeight / 2.0f / camera.zoom);
+        float bottom = camera.target.y + (screenHeight / 2.0f / camera.zoom);
+
+        int startX = (int)(left / tileFrameSize.x) - 1;
+        int endX = (int)(right / tileFrameSize.x) + 1;
+        int startY = (int)(top / tileFrameSize.y) - 1;
+        int endY = (int)(bottom / tileFrameSize.y) + 1;
+
+        for (int y = startY; y <= endY; y++)
+        {
+            for (int x = startX; x <= endX; x++)
+            {
+                Vector2 tilePosition = {x * tileFrameSize.x, y * tileFrameSize.y};
+                Rectangle tileDestRec = {tilePosition.x, tilePosition.y, tileFrameSize.x, tileFrameSize.y};
+                DrawTexturePro(tileTexture, tileSourceRec, tileDestRec, (Vector2){0.0f, 0.0f}, 0.0f, WHITE);
+            }
+        }
+
+        // Render Background
+        // DrawTexturePro(backTexture, backSourceRec, backDestRec, backOrigin, 0.0f, WHITE);
+
+        // Render Character
+        Rectangle charDestRec = {charPosition.x, charPosition.y, charFrameSize.x, charFrameSize.y};
+        DrawTexturePro(characterTexture, charSourceRec, charDestRec, charOrigin, 0.0f, WHITE);
+
+        EndMode2D();
+        
+        // Render Debug
+
+        EndDrawing();
+    }
+
+    // Unload Character
+    UnloadTexture(characterTexture);
+    UnloadTexture(tileTexture);
+    // UnloadTexture(backTexture);
+
+    CloseWindow();
+
+    return 0;
+}
+
+
+/*
+DrawRectangleLines(charDestRec.x, charDestRec.y, charFrameSize.x, charFrameSize.y, GREEN);
+DrawRectangleLines(charPosition.x, charPosition.y, charFrameSize.x, charFrameSize.y, GREEN);
+DrawRectangleLines(camera.offset.x, camera.offset.y, charFrameSize.x, charFrameSize.y, RED);
+DrawRectangleLines(camera.target.x, camera.target.y, charFrameSize.x, charFrameSize.y, RED);
+DrawText(TextFormat("charDestRec: %f, %f", charDestRec.x, charDestRec.y),10,10,20,GREEN);
+DrawText(TextFormat("charSourceRec: %f, %f", charSourceRec.x, charSourceRec.y),10,30,20,GREEN);
+DrawFPS(screenWidth - 30, 10);
+*/