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/*******************************************************************************************
*
* raylib [models] example - Plane rotations (yaw, pitch, roll)
*
* This example has been created using raylib 1.8 (www.raylib.com)
* raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
*
* Example contributed by Berni (@Berni8k) and reviewed by Ramon Santamaria (@raysan5)
*
* Copyright (c) 2017 Berni (@Berni8k) and Ramon Santamaria (@raysan5)
*
********************************************************************************************/
#include "raylib.h"
#include "raymath.h"
#if defined(PLATFORM_WEB)
#include <emscripten/emscripten.h>
#endif
//----------------------------------------------------------------------------------
// Global Variables Definition
//----------------------------------------------------------------------------------
const int screenWidth = 800;
const int screenHeight = 450;
// Define our custom camera to look into our 3d world
Camera camera = { 0 };
Model model = { 0 };
float pitch = 0.0f;
float roll = 0.0f;
float yaw = 0.0f;
//----------------------------------------------------------------------------------
// Module Functions Declaration
//----------------------------------------------------------------------------------
void UpdateDrawFrame(void); // Update and Draw one frame
//----------------------------------------------------------------------------------
// Program Main Entry Point
//----------------------------------------------------------------------------------
int main(void)
{
// Initialization
//--------------------------------------------------------------------------------------
InitWindow(screenWidth, screenHeight, "raylib [models] example - plane rotations (yaw, pitch, roll)");
camera.position = (Vector3){ 0.0f, 50.0f, -120.0f };// Camera position perspective
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 = 30.0f; // Camera field-of-view Y
camera.projection = CAMERA_PERSPECTIVE; // Camera type
// Model loading
model = LoadModel("resources/plane/plane.gltf"); // Load OBJ model
#if defined(PLATFORM_WEB)
emscripten_set_main_loop(UpdateDrawFrame, 60, 1);
#else
SetTargetFPS(60); // Set our game to run at 60 frames-per-second
//--------------------------------------------------------------------------------------
// Main game loop
while (!WindowShouldClose()) // Detect window close button or ESC key
{
UpdateDrawFrame();
}
#endif
// De-Initialization
//--------------------------------------------------------------------------------------
UnloadModel(model); // Unload all loaded data
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------
return 0;
}
//----------------------------------------------------------------------------------
// Module Functions Definition
//----------------------------------------------------------------------------------
void UpdateDrawFrame(void)
{
// Update
//----------------------------------------------------------------------------------
// Plane pitch (x-axis) controls
if (IsKeyDown(KEY_DOWN)) pitch += 0.6f;
else if (IsKeyDown(KEY_UP)) pitch -= 0.6f;
else
{
if (pitch > 0.3f) pitch -= 0.3f;
else if (pitch < -0.3f) pitch += 0.3f;
}
// Plane yaw (y-axis) controls
if (IsKeyDown(KEY_S)) yaw += 1.0f;
else if (IsKeyDown(KEY_A)) yaw -= 1.0f;
else
{
if (yaw > 0.0f) yaw -= 0.5f;
else if (yaw < 0.0f) yaw += 0.5f;
}
// Plane roll (z-axis) controls
if (IsKeyDown(KEY_LEFT)) roll += 1.0f;
else if (IsKeyDown(KEY_RIGHT)) roll -= 1.0f;
else
{
if (roll > 0.0f) roll -= 0.5f;
else if (roll < 0.0f) roll += 0.5f;
}
// Tranformation matrix for rotations
model.transform = MatrixRotateXYZ((Vector3){DEG2RAD*pitch,DEG2RAD*yaw,DEG2RAD*roll});
//----------------------------------------------------------------------------------
// Draw
//----------------------------------------------------------------------------------
BeginDrawing();
ClearBackground(RAYWHITE);
// Draw 3D model (recomended to draw 3D always before 2D)
BeginMode3D(camera);
DrawModel(model, (Vector3){ 0.0f, 0.0f, 15.0f }, 0.25f, WHITE); // Draw 3d model with texture
DrawGrid(10, 10.0f);
EndMode3D();
// Draw controls info
DrawRectangle(30, 370, 260, 70, Fade(GREEN, 0.5f));
DrawRectangleLines(30, 370, 260, 70, Fade(DARKGREEN, 0.5f));
DrawText("Pitch controlled with: KEY_UP / KEY_DOWN", 40, 380, 10, DARKGRAY);
DrawText("Roll controlled with: KEY_LEFT / KEY_RIGHT", 40, 400, 10, DARKGRAY);
DrawText("Yaw controlled with: KEY_A / KEY_S", 40, 420, 10, DARKGRAY);
DrawText("(c) WWI Plane Model created by GiaHanLam", screenWidth - 240, screenHeight - 20, 10, DARKGRAY);
EndDrawing();
//----------------------------------------------------------------------------------
}
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