diff options
Diffstat (limited to 'deps/raylib/examples/models/models_waving_cubes.c')
-rw-r--r-- | deps/raylib/examples/models/models_waving_cubes.c | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/deps/raylib/examples/models/models_waving_cubes.c b/deps/raylib/examples/models/models_waving_cubes.c new file mode 100644 index 0000000..521a4af --- /dev/null +++ b/deps/raylib/examples/models/models_waving_cubes.c @@ -0,0 +1,119 @@ +/******************************************************************************************* +* +* raylib [models] example - Waving cubes +* +* Example originally created with raylib 2.5, last time updated with raylib 3.7 +* +* Example contributed by Codecat (@codecat) and reviewed by Ramon Santamaria (@raysan5) +* +* 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) 2019-2024 Codecat (@codecat) and Ramon Santamaria (@raysan5) +* +********************************************************************************************/ + +#include "raylib.h" + +#include <math.h> // Required for: sinf() + +//------------------------------------------------------------------------------------ +// Program main entry point +//------------------------------------------------------------------------------------ +int main() +{ + // Initialization + //-------------------------------------------------------------------------------------- + const int screenWidth = 800; + const int screenHeight = 450; + + InitWindow(screenWidth, screenHeight, "raylib [models] example - waving cubes"); + + // Initialize the camera + Camera3D camera = { 0 }; + camera.position = (Vector3){ 30.0f, 20.0f, 30.0f }; // Camera position + camera.target = (Vector3){ 0.0f, 0.0f, 0.0f }; // Camera looking at point + camera.up = (Vector3){ 0.0f, 1.0f, 0.0f }; // Camera up vector (rotation towards target) + camera.fovy = 70.0f; // Camera field-of-view Y + camera.projection = CAMERA_PERSPECTIVE; // Camera projection type + + // Specify the amount of blocks in each direction + const int numBlocks = 15; + + SetTargetFPS(60); + //-------------------------------------------------------------------------------------- + + // Main game loop + while (!WindowShouldClose()) // Detect window close button or ESC key + { + // Update + //---------------------------------------------------------------------------------- + double time = GetTime(); + + // Calculate time scale for cube position and size + float scale = (2.0f + (float)sin(time))*0.7f; + + // Move camera around the scene + double cameraTime = time*0.3; + camera.position.x = (float)cos(cameraTime)*40.0f; + camera.position.z = (float)sin(cameraTime)*40.0f; + //---------------------------------------------------------------------------------- + + // Draw + //---------------------------------------------------------------------------------- + BeginDrawing(); + + ClearBackground(RAYWHITE); + + BeginMode3D(camera); + + DrawGrid(10, 5.0f); + + for (int x = 0; x < numBlocks; x++) + { + for (int y = 0; y < numBlocks; y++) + { + for (int z = 0; z < numBlocks; z++) + { + // Scale of the blocks depends on x/y/z positions + float blockScale = (x + y + z)/30.0f; + + // Scatter makes the waving effect by adding blockScale over time + float scatter = sinf(blockScale*20.0f + (float)(time*4.0f)); + + // Calculate the cube position + Vector3 cubePos = { + (float)(x - numBlocks/2)*(scale*3.0f) + scatter, + (float)(y - numBlocks/2)*(scale*2.0f) + scatter, + (float)(z - numBlocks/2)*(scale*3.0f) + scatter + }; + + // Pick a color with a hue depending on cube position for the rainbow color effect + // NOTE: This function is quite costly to be done per cube and frame, + // pre-catching the results into a separate array could improve performance + Color cubeColor = ColorFromHSV((float)(((x + y + z)*18)%360), 0.75f, 0.9f); + + // Calculate cube size + float cubeSize = (2.4f - scale)*blockScale; + + // And finally, draw the cube! + DrawCube(cubePos, cubeSize, cubeSize, cubeSize, cubeColor); + } + } + } + + EndMode3D(); + + DrawFPS(10, 10); + + EndDrawing(); + //---------------------------------------------------------------------------------- + } + + // De-Initialization + //-------------------------------------------------------------------------------------- + CloseWindow(); // Close window and OpenGL context + //-------------------------------------------------------------------------------------- + + return 0; +} |