| /******************************************************************************************* | |
| * | |
| *   raylib [core] example - automation events | |
| * | |
| *   Example complexity rating: [★★★☆] 3/4 | |
| * | |
| *   Example originally created with raylib 5.0, last time updated with raylib 5.0 | |
| * | |
| *   Example based on 2d_camera_platformer example by arvyy (@arvyy) | |
| * | |
| *   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) 2023-2025 Ramon Santamaria (@raysan5) | |
| * | |
| ********************************************************************************************/ | |
| 
 | |
| #include "raylib.h" | |
| #include "raymath.h" | |
|  | |
| #define GRAVITY 400 | |
| #define PLAYER_JUMP_SPD 350.0f | |
| #define PLAYER_HOR_SPD 200.0f | |
|  | |
| #define MAX_ENVIRONMENT_ELEMENTS    5 | |
|  | |
| //---------------------------------------------------------------------------------- | |
| // Types and Structures Definition | |
| //---------------------------------------------------------------------------------- | |
| typedef struct Player { | |
|     Vector2 position; | |
|     float speed; | |
|     bool canJump; | |
| } Player; | |
| 
 | |
| typedef struct EnvElement { | |
|     Rectangle rect; | |
|     int blocking; | |
|     Color color; | |
| } EnvElement; | |
| 
 | |
| //------------------------------------------------------------------------------------ | |
| // Program main entry point | |
| //------------------------------------------------------------------------------------ | |
| int main(void) | |
| { | |
|     // Initialization | |
|     //-------------------------------------------------------------------------------------- | |
|     const int screenWidth = 800; | |
|     const int screenHeight = 450; | |
| 
 | |
|     InitWindow(screenWidth, screenHeight, "raylib [core] example - automation events"); | |
| 
 | |
|     // Define player | |
|     Player player = { 0 }; | |
|     player.position = (Vector2){ 400, 280 }; | |
|     player.speed = 0; | |
|     player.canJump = false; | |
| 
 | |
|     // Define environment elements (platforms) | |
|     EnvElement envElements[MAX_ENVIRONMENT_ELEMENTS] = { | |
|         {{ 0, 0, 1000, 400 }, 0, LIGHTGRAY }, | |
|         {{ 0, 400, 1000, 200 }, 1, GRAY }, | |
|         {{ 300, 200, 400, 10 }, 1, GRAY }, | |
|         {{ 250, 300, 100, 10 }, 1, GRAY }, | |
|         {{ 650, 300, 100, 10 }, 1, GRAY } | |
|     }; | |
| 
 | |
|     // Define camera | |
|     Camera2D camera = { 0 }; | |
|     camera.target = player.position; | |
|     camera.offset = (Vector2){ screenWidth/2.0f, screenHeight/2.0f }; | |
|     camera.rotation = 0.0f; | |
|     camera.zoom = 1.0f; | |
| 
 | |
|     // Automation events | |
|     AutomationEventList aelist = LoadAutomationEventList(0);  // Initialize list of automation events to record new events | |
|     SetAutomationEventList(&aelist); | |
|     bool eventRecording = false; | |
|     bool eventPlaying = false; | |
| 
 | |
|     unsigned int frameCounter = 0; | |
|     unsigned int playFrameCounter = 0; | |
|     unsigned int currentPlayFrame = 0; | |
| 
 | |
|     SetTargetFPS(60); | |
|     //-------------------------------------------------------------------------------------- | |
|  | |
|     // Main game loop | |
|     while (!WindowShouldClose()) | |
|     { | |
|         // Update | |
|         //---------------------------------------------------------------------------------- | |
|         float deltaTime = 0.015f;//GetFrameTime(); | |
|  | |
|         // Dropped files logic | |
|         //---------------------------------------------------------------------------------- | |
|         if (IsFileDropped()) | |
|         { | |
|             FilePathList droppedFiles = LoadDroppedFiles(); | |
| 
 | |
|             // Supports loading .rgs style files (text or binary) and .png style palette images | |
|             if (IsFileExtension(droppedFiles.paths[0], ".txt;.rae")) | |
|             { | |
|                 UnloadAutomationEventList(aelist); | |
|                 aelist = LoadAutomationEventList(droppedFiles.paths[0]); | |
| 
 | |
|                 eventRecording = false; | |
| 
 | |
|                 // Reset scene state to play | |
|                 eventPlaying = true; | |
|                 playFrameCounter = 0; | |
|                 currentPlayFrame = 0; | |
| 
 | |
|                 player.position = (Vector2){ 400, 280 }; | |
|                 player.speed = 0; | |
|                 player.canJump = false; | |
| 
 | |
|                 camera.target = player.position; | |
|                 camera.offset = (Vector2){ screenWidth/2.0f, screenHeight/2.0f }; | |
|                 camera.rotation = 0.0f; | |
|                 camera.zoom = 1.0f; | |
|             } | |
| 
 | |
|             UnloadDroppedFiles(droppedFiles);   // Unload filepaths from memory | |
|         } | |
|         //---------------------------------------------------------------------------------- | |
|  | |
|         // Update player | |
|         //---------------------------------------------------------------------------------- | |
|         if (IsKeyDown(KEY_LEFT)) player.position.x -= PLAYER_HOR_SPD*deltaTime; | |
|         if (IsKeyDown(KEY_RIGHT)) player.position.x += PLAYER_HOR_SPD*deltaTime; | |
|         if (IsKeyDown(KEY_SPACE) && player.canJump) | |
|         { | |
|             player.speed = -PLAYER_JUMP_SPD; | |
|             player.canJump = false; | |
|         } | |
| 
 | |
|         int hitObstacle = 0; | |
|         for (int i = 0; i < MAX_ENVIRONMENT_ELEMENTS; i++) | |
|         { | |
|             EnvElement *element = &envElements[i]; | |
|             Vector2 *p = &(player.position); | |
|             if (element->blocking && | |
|                 element->rect.x <= p->x && | |
|                 element->rect.x + element->rect.width >= p->x && | |
|                 element->rect.y >= p->y && | |
|                 element->rect.y <= p->y + player.speed*deltaTime) | |
|             { | |
|                 hitObstacle = 1; | |
|                 player.speed = 0.0f; | |
|                 p->y = element->rect.y; | |
|             } | |
|         } | |
| 
 | |
|         if (!hitObstacle) | |
|         { | |
|             player.position.y += player.speed*deltaTime; | |
|             player.speed += GRAVITY*deltaTime; | |
|             player.canJump = false; | |
|         } | |
|         else player.canJump = true; | |
| 
 | |
|         if (IsKeyPressed(KEY_R)) | |
|         { | |
|             // Reset game state | |
|             player.position = (Vector2){ 400, 280 }; | |
|             player.speed = 0; | |
|             player.canJump = false; | |
| 
 | |
|             camera.target = player.position; | |
|             camera.offset = (Vector2){ screenWidth/2.0f, screenHeight/2.0f }; | |
|             camera.rotation = 0.0f; | |
|             camera.zoom = 1.0f; | |
|         } | |
|         //---------------------------------------------------------------------------------- | |
|  | |
|         // Events playing | |
|         // NOTE: Logic must be before Camera update because it depends on mouse-wheel value, | |
|         // that can be set by the played event... but some other inputs could be affected | |
|         //---------------------------------------------------------------------------------- | |
|         if (eventPlaying) | |
|         { | |
|             // NOTE: Multiple events could be executed in a single frame | |
|             while (playFrameCounter == aelist.events[currentPlayFrame].frame) | |
|             { | |
|                 PlayAutomationEvent(aelist.events[currentPlayFrame]); | |
|                 currentPlayFrame++; | |
| 
 | |
|                 if (currentPlayFrame == aelist.count) | |
|                 { | |
|                     eventPlaying = false; | |
|                     currentPlayFrame = 0; | |
|                     playFrameCounter = 0; | |
| 
 | |
|                     TraceLog(LOG_INFO, "FINISH PLAYING!"); | |
|                     break; | |
|                 } | |
|             } | |
| 
 | |
|             playFrameCounter++; | |
|         } | |
|         //---------------------------------------------------------------------------------- | |
|  | |
|         // Update camera | |
|         //---------------------------------------------------------------------------------- | |
|         camera.target = player.position; | |
|         camera.offset = (Vector2){ screenWidth/2.0f, screenHeight/2.0f }; | |
|         float minX = 1000, minY = 1000, maxX = -1000, maxY = -1000; | |
| 
 | |
|         // WARNING: On event replay, mouse-wheel internal value is set | |
|         camera.zoom += ((float)GetMouseWheelMove()*0.05f); | |
|         if (camera.zoom > 3.0f) camera.zoom = 3.0f; | |
|         else if (camera.zoom < 0.25f) camera.zoom = 0.25f; | |
| 
 | |
|         for (int i = 0; i < MAX_ENVIRONMENT_ELEMENTS; i++) | |
|         { | |
|             EnvElement *element = &envElements[i]; | |
|             minX = fminf(element->rect.x, minX); | |
|             maxX = fmaxf(element->rect.x + element->rect.width, maxX); | |
|             minY = fminf(element->rect.y, minY); | |
|             maxY = fmaxf(element->rect.y + element->rect.height, maxY); | |
|         } | |
| 
 | |
|         Vector2 max = GetWorldToScreen2D((Vector2){ maxX, maxY }, camera); | |
|         Vector2 min = GetWorldToScreen2D((Vector2){ minX, minY }, camera); | |
| 
 | |
|         if (max.x < screenWidth) camera.offset.x = screenWidth - (max.x - screenWidth/2); | |
|         if (max.y < screenHeight) camera.offset.y = screenHeight - (max.y - screenHeight/2); | |
|         if (min.x > 0) camera.offset.x = screenWidth/2 - min.x; | |
|         if (min.y > 0) camera.offset.y = screenHeight/2 - min.y; | |
|         //---------------------------------------------------------------------------------- | |
|  | |
|         // Events management | |
|         if (IsKeyPressed(KEY_S))    // Toggle events recording | |
|         { | |
|             if (!eventPlaying) | |
|             { | |
|                 if (eventRecording) | |
|                 { | |
|                     StopAutomationEventRecording(); | |
|                     eventRecording = false; | |
| 
 | |
|                     ExportAutomationEventList(aelist, "automation.rae"); | |
| 
 | |
|                     TraceLog(LOG_INFO, "RECORDED FRAMES: %i", aelist.count); | |
|                 } | |
|                 else | |
|                 { | |
|                     SetAutomationEventBaseFrame(180); | |
|                     StartAutomationEventRecording(); | |
|                     eventRecording = true; | |
|                 } | |
|             } | |
|         } | |
|         else if (IsKeyPressed(KEY_A)) // Toggle events playing (WARNING: Starts next frame) | |
|         { | |
|             if (!eventRecording && (aelist.count > 0)) | |
|             { | |
|                 // Reset scene state to play | |
|                 eventPlaying = true; | |
|                 playFrameCounter = 0; | |
|                 currentPlayFrame = 0; | |
| 
 | |
|                 player.position = (Vector2){ 400, 280 }; | |
|                 player.speed = 0; | |
|                 player.canJump = false; | |
| 
 | |
|                 camera.target = player.position; | |
|                 camera.offset = (Vector2){ screenWidth/2.0f, screenHeight/2.0f }; | |
|                 camera.rotation = 0.0f; | |
|                 camera.zoom = 1.0f; | |
|             } | |
|         } | |
| 
 | |
|         if (eventRecording || eventPlaying) frameCounter++; | |
|         else frameCounter = 0; | |
|         //---------------------------------------------------------------------------------- | |
|  | |
|         // Draw | |
|         //---------------------------------------------------------------------------------- | |
|         BeginDrawing(); | |
| 
 | |
|             ClearBackground(LIGHTGRAY); | |
| 
 | |
|             BeginMode2D(camera); | |
| 
 | |
|                 // Draw environment elements | |
|                 for (int i = 0; i < MAX_ENVIRONMENT_ELEMENTS; i++) | |
|                 { | |
|                     DrawRectangleRec(envElements[i].rect, envElements[i].color); | |
|                 } | |
| 
 | |
|                 // Draw player rectangle | |
|                 DrawRectangleRec((Rectangle){ player.position.x - 20, player.position.y - 40, 40, 40 }, RED); | |
| 
 | |
|             EndMode2D(); | |
| 
 | |
|             // Draw game controls | |
|             DrawRectangle(10, 10, 290, 145, Fade(SKYBLUE, 0.5f)); | |
|             DrawRectangleLines(10, 10, 290, 145, Fade(BLUE, 0.8f)); | |
| 
 | |
|             DrawText("Controls:", 20, 20, 10, BLACK); | |
|             DrawText("- RIGHT | LEFT: Player movement", 30, 40, 10, DARKGRAY); | |
|             DrawText("- SPACE: Player jump", 30, 60, 10, DARKGRAY); | |
|             DrawText("- R: Reset game state", 30, 80, 10, DARKGRAY); | |
| 
 | |
|             DrawText("- S: START/STOP RECORDING INPUT EVENTS", 30, 110, 10, BLACK); | |
|             DrawText("- A: REPLAY LAST RECORDED INPUT EVENTS", 30, 130, 10, BLACK); | |
| 
 | |
|             // Draw automation events recording indicator | |
|             if (eventRecording) | |
|             { | |
|                 DrawRectangle(10, 160, 290, 30, Fade(RED, 0.3f)); | |
|                 DrawRectangleLines(10, 160, 290, 30, Fade(MAROON, 0.8f)); | |
|                 DrawCircle(30, 175, 10, MAROON); | |
| 
 | |
|                 if (((frameCounter/15)%2) == 1) DrawText(TextFormat("RECORDING EVENTS... [%i]", aelist.count), 50, 170, 10, MAROON); | |
|             } | |
|             else if (eventPlaying) | |
|             { | |
|                 DrawRectangle(10, 160, 290, 30, Fade(LIME, 0.3f)); | |
|                 DrawRectangleLines(10, 160, 290, 30, Fade(DARKGREEN, 0.8f)); | |
|                 DrawTriangle((Vector2){ 20, 155 + 10 }, (Vector2){ 20, 155 + 30 }, (Vector2){ 40, 155 + 20 }, DARKGREEN); | |
| 
 | |
|                 if (((frameCounter/15)%2) == 1) DrawText(TextFormat("PLAYING RECORDED EVENTS... [%i]", currentPlayFrame), 50, 170, 10, DARKGREEN); | |
|             } | |
| 
 | |
| 
 | |
|         EndDrawing(); | |
|         //---------------------------------------------------------------------------------- | |
|     } | |
| 
 | |
|     // De-Initialization | |
|     //-------------------------------------------------------------------------------------- | |
|     CloseWindow();        // Close window and OpenGL context | |
|     //-------------------------------------------------------------------------------------- | |
|  | |
|     return 0; | |
| }
 |