|  | /******************************************************************************************* | 
						
						
							|  | * | 
						
						
							|  | *   raylib [textures] example - Sprite animation | 
						
						
							|  | * | 
						
						
							|  | *   Example originally created with raylib 1.3, last time updated with raylib 1.3 | 
						
						
							|  | * | 
						
						
							|  | *   Example licensed under an unmodified zlib/libpng license, which is an OSI-certified, | 
						
						
							|  | *   BSD-like license that allows static linking with closed source software | 
						
						
							|  | * | 
						
						
							|  | *   Copyright (c) 2014-2023 Ramon Santamaria (@raysan5) | 
						
						
							|  | * | 
						
						
							|  | ********************************************************************************************/ | 
						
						
							|  | 
 | 
						
						
							|  | #include "raylib.h" | 
						
						
							|  |  | 
						
						
							|  | #define MAX_FRAME_SPEED     15 | 
						
						
							|  | #define MIN_FRAME_SPEED      1 | 
						
						
							|  |  | 
						
						
							|  | //------------------------------------------------------------------------------------ | 
						
						
							|  | // Program main entry point | 
						
						
							|  | //------------------------------------------------------------------------------------ | 
						
						
							|  | int main(void) | 
						
						
							|  | { | 
						
						
							|  |     // Initialization | 
						
						
							|  |     //-------------------------------------------------------------------------------------- | 
						
						
							|  |     const int screenWidth = 800; | 
						
						
							|  |     const int screenHeight = 450; | 
						
						
							|  | 
 | 
						
						
							|  |     InitWindow(screenWidth, screenHeight, "raylib [texture] example - sprite anim"); | 
						
						
							|  | 
 | 
						
						
							|  |     // NOTE: Textures MUST be loaded after Window initialization (OpenGL context is required) | 
						
						
							|  |     Texture2D scarfy = LoadTexture("resources/scarfy.png");        // Texture loading | 
						
						
							|  |  | 
						
						
							|  |     Vector2 position = { 350.0f, 280.0f }; | 
						
						
							|  |     Rectangle frameRec = { 0.0f, 0.0f, (float)scarfy.width/6, (float)scarfy.height }; | 
						
						
							|  |     int currentFrame = 0; | 
						
						
							|  | 
 | 
						
						
							|  |     int framesCounter = 0; | 
						
						
							|  |     int framesSpeed = 8;            // Number of spritesheet frames shown by second | 
						
						
							|  |  | 
						
						
							|  |     SetTargetFPS(60);               // Set our game to run at 60 frames-per-second | 
						
						
							|  |     //-------------------------------------------------------------------------------------- | 
						
						
							|  |  | 
						
						
							|  |     // Main game loop | 
						
						
							|  |     while (!WindowShouldClose())    // Detect window close button or ESC key | 
						
						
							|  |     { | 
						
						
							|  |         // Update | 
						
						
							|  |         //---------------------------------------------------------------------------------- | 
						
						
							|  |         framesCounter++; | 
						
						
							|  | 
 | 
						
						
							|  |         if (framesCounter >= (60/framesSpeed)) | 
						
						
							|  |         { | 
						
						
							|  |             framesCounter = 0; | 
						
						
							|  |             currentFrame++; | 
						
						
							|  | 
 | 
						
						
							|  |             if (currentFrame > 5) currentFrame = 0; | 
						
						
							|  | 
 | 
						
						
							|  |             frameRec.x = (float)currentFrame*(float)scarfy.width/6; | 
						
						
							|  |         } | 
						
						
							|  | 
 | 
						
						
							|  |         // Control frames speed | 
						
						
							|  |         if (IsKeyPressed(KEY_RIGHT)) framesSpeed++; | 
						
						
							|  |         else if (IsKeyPressed(KEY_LEFT)) framesSpeed--; | 
						
						
							|  | 
 | 
						
						
							|  |         if (framesSpeed > MAX_FRAME_SPEED) framesSpeed = MAX_FRAME_SPEED; | 
						
						
							|  |         else if (framesSpeed < MIN_FRAME_SPEED) framesSpeed = MIN_FRAME_SPEED; | 
						
						
							|  |         //---------------------------------------------------------------------------------- | 
						
						
							|  |  | 
						
						
							|  |         // Draw | 
						
						
							|  |         //---------------------------------------------------------------------------------- | 
						
						
							|  |         BeginDrawing(); | 
						
						
							|  | 
 | 
						
						
							|  |             ClearBackground(RAYWHITE); | 
						
						
							|  | 
 | 
						
						
							|  |             DrawTexture(scarfy, 15, 40, WHITE); | 
						
						
							|  |             DrawRectangleLines(15, 40, scarfy.width, scarfy.height, LIME); | 
						
						
							|  |             DrawRectangleLines(15 + (int)frameRec.x, 40 + (int)frameRec.y, (int)frameRec.width, (int)frameRec.height, RED); | 
						
						
							|  | 
 | 
						
						
							|  |             DrawText("FRAME SPEED: ", 165, 210, 10, DARKGRAY); | 
						
						
							|  |             DrawText(TextFormat("%02i FPS", framesSpeed), 575, 210, 10, DARKGRAY); | 
						
						
							|  |             DrawText("PRESS RIGHT/LEFT KEYS to CHANGE SPEED!", 290, 240, 10, DARKGRAY); | 
						
						
							|  | 
 | 
						
						
							|  |             for (int i = 0; i < MAX_FRAME_SPEED; i++) | 
						
						
							|  |             { | 
						
						
							|  |                 if (i < framesSpeed) DrawRectangle(250 + 21*i, 205, 20, 20, RED); | 
						
						
							|  |                 DrawRectangleLines(250 + 21*i, 205, 20, 20, MAROON); | 
						
						
							|  |             } | 
						
						
							|  | 
 | 
						
						
							|  |             DrawTextureRec(scarfy, frameRec, position, WHITE);  // Draw part of the texture | 
						
						
							|  |  | 
						
						
							|  |             DrawText("(c) Scarfy sprite by Eiden Marsal", screenWidth - 200, screenHeight - 20, 10, GRAY); | 
						
						
							|  | 
 | 
						
						
							|  |         EndDrawing(); | 
						
						
							|  |         //---------------------------------------------------------------------------------- | 
						
						
							|  |     } | 
						
						
							|  | 
 | 
						
						
							|  |     // De-Initialization | 
						
						
							|  |     //-------------------------------------------------------------------------------------- | 
						
						
							|  |     UnloadTexture(scarfy);       // Texture unloading | 
						
						
							|  |  | 
						
						
							|  |     CloseWindow();                // Close window and OpenGL context | 
						
						
							|  |     //-------------------------------------------------------------------------------------- | 
						
						
							|  |  | 
						
						
							|  |     return 0; | 
						
						
							|  | } |