diff --git a/examples/makefile b/examples/makefile index 15a4bd0a..dac378ce 100644 --- a/examples/makefile +++ b/examples/makefile @@ -179,6 +179,7 @@ EXAMPLES = \ text_format_text \ text_font_select \ models_geometric_shapes \ + models_box_collisions \ models_billboard \ models_obj_loading \ models_heightmap \ @@ -325,6 +326,10 @@ text_font_select: text_font_select.c models_geometric_shapes: models_geometric_shapes.c $(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDES) $(LFLAGS) $(LIBS) -D$(PLATFORM) $(WINFLAGS) +# compile [models] example - box collisions +models_box_collisions: models_box_collisions.c + $(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDES) $(LFLAGS) $(LIBS) -D$(PLATFORM) $(WINFLAGS) + # compile [models] example - basic window models_planes: models_planes.c $(CC) -o $@$(EXT) $< $(CFLAGS) $(INCLUDES) $(LFLAGS) $(LIBS) -D$(PLATFORM) $(WINFLAGS) diff --git a/examples/models_box_collisions.c b/examples/models_box_collisions.c new file mode 100644 index 00000000..18fca091 --- /dev/null +++ b/examples/models_box_collisions.c @@ -0,0 +1,119 @@ +/******************************************************************************************* +* +* raylib [models] example - Detect basic 3d collisions (box vs sphere vs box) +* +* This example has been created using raylib 1.3 (www.raylib.com) +* raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details) +* +* Copyright (c) 2015 Ramon Santamaria (@raysan5) +* +********************************************************************************************/ + +#include "raylib.h" + +int main() +{ + // Initialization + //-------------------------------------------------------------------------------------- + int screenWidth = 800; + int screenHeight = 450; + + InitWindow(screenWidth, screenHeight, "raylib [models] example - box collisions"); + + // Define the camera to look into our 3d world + Camera camera = {{ 0.0, 10.0, 10.0 }, { 0.0, 0.0, 0.0 }, { 0.0, 1.0, 0.0 }}; + + Vector3 playerPosition = { 0, 1, 2 }; + Vector3 playerSize = { 1, 2, 1 }; + Color playerColor = GREEN; + + Vector3 enemyBoxPos = { -4, 1, 0 }; + Vector3 enemyBoxSize = { 2, 2, 2 }; + + Vector3 enemySpherePos = { 4, 0, 0 }; + float enemySphereSize = 1.5f; + + bool collision = false; + + 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 + //---------------------------------------------------------------------------------- + + // Move player + if (IsKeyDown(KEY_RIGHT)) playerPosition.x += 0.2f; + else if (IsKeyDown(KEY_LEFT)) playerPosition.x -= 0.2f; + else if (IsKeyDown(KEY_DOWN)) playerPosition.z += 0.2f; + else if (IsKeyDown(KEY_UP)) playerPosition.z -= 0.2f; + + collision = false; + + // Check collisions player vs enemy-box + if (CheckCollisionBoxes((Vector3){ playerPosition.x - playerSize.x/2, + playerPosition.y - playerSize.y/2, + playerPosition.z - playerSize.z/2 }, + (Vector3){ playerPosition.x + playerSize.x/2, + playerPosition.y + playerSize.y/2, + playerPosition.z + playerSize.z/2 }, + (Vector3){ enemyBoxPos.x - enemyBoxSize.x/2, + enemyBoxPos.y - enemyBoxSize.y/2, + enemyBoxPos.z - enemyBoxSize.z/2 }, + (Vector3){ enemyBoxPos.x + enemyBoxSize.x/2, + enemyBoxPos.y + enemyBoxSize.y/2, + enemyBoxPos.z + enemyBoxSize.z/2 })) collision = true; + + // Check collisions player vs enemy-sphere + if (CheckCollisionBoxSphere((Vector3){ playerPosition.x - playerSize.x/2, + playerPosition.y - playerSize.y/2, + playerPosition.z - playerSize.z/2 }, + (Vector3){ playerPosition.x + playerSize.x/2, + playerPosition.y + playerSize.y/2, + playerPosition.z + playerSize.z/2 }, + enemySpherePos, enemySphereSize)) collision = true; + + if (collision) playerColor = RED; + else playerColor = GREEN; + //---------------------------------------------------------------------------------- + + // Draw + //---------------------------------------------------------------------------------- + BeginDrawing(); + + ClearBackground(RAYWHITE); + + Begin3dMode(camera); + + // Draw enemy-box + DrawCube(enemyBoxPos, enemyBoxSize.x, enemyBoxSize.y, enemyBoxSize.z, GRAY); + DrawCubeWires(enemyBoxPos, enemyBoxSize.x, enemyBoxSize.y, enemyBoxSize.z, DARKGRAY); + + // Draw enemy-sphere + DrawSphere(enemySpherePos, enemySphereSize, GRAY); + DrawSphereWires(enemySpherePos, enemySphereSize, 16, 16, DARKGRAY); + + // Draw player + DrawCubeV(playerPosition, playerSize, playerColor); + + DrawGrid(10.0, 1.0); // Draw a grid + + End3dMode(); + + DrawText("Move player with cursors to collide", 220, 40, 20, GRAY); + + DrawFPS(10, 10); + + EndDrawing(); + //---------------------------------------------------------------------------------- + } + + // De-Initialization + //-------------------------------------------------------------------------------------- + CloseWindow(); // Close window and OpenGL context + //-------------------------------------------------------------------------------------- + + return 0; +} \ No newline at end of file diff --git a/examples/models_box_collisions.png b/examples/models_box_collisions.png new file mode 100644 index 00000000..d01fd9dd Binary files /dev/null and b/examples/models_box_collisions.png differ