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83 lines
2.9 KiB
83 lines
2.9 KiB
/*******************************************************************************************
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*
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* raylib [core] example - Picking in 3d mode
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*
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* This example has been created using raylib 1.3 (www.raylib.com)
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* raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
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*
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* Copyright (c) 2015 Ramon Santamaria (@raysan5)
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*
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********************************************************************************************/
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#include "raylib.h"
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int main()
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{
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// Initialization
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//--------------------------------------------------------------------------------------
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int screenWidth = 800;
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int screenHeight = 450;
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InitWindow(screenWidth, screenHeight, "raylib [core] example - 3d picking");
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// Define the camera to look into our 3d world
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Camera camera = {{ 0.0, 10.0, 10.0 }, { 0.0, 0.0, 0.0 }, { 0.0, 1.0, 0.0 }};
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Vector3 cubePosition = { 0.0, 1.0, 0.0 };
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Ray ray; // Picking line ray
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SetCameraMode(CAMERA_FREE); // Set a free camera mode
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SetCameraPosition(camera.position); // Set internal camera position to match our camera position
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SetTargetFPS(60); // Set our game to run at 60 frames-per-second
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//--------------------------------------------------------------------------------------
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// Main game loop
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while (!WindowShouldClose()) // Detect window close button or ESC key
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{
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// Update
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//----------------------------------------------------------------------------------
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UpdateCamera(&camera); // Update internal camera and our camera
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if (IsMouseButtonPressed(MOUSE_LEFT_BUTTON))
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{
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// NOTE: This function is NOT WORKING properly!
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ray = GetMouseRay(GetMousePosition(), camera);
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// TODO: Check collision between ray and box
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}
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//----------------------------------------------------------------------------------
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// Draw
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//----------------------------------------------------------------------------------
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BeginDrawing();
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ClearBackground(RAYWHITE);
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Begin3dMode(camera);
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DrawCube(cubePosition, 2, 2, 2, GRAY);
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DrawCubeWires(cubePosition, 2, 2, 2, DARKGRAY);
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DrawGrid(10.0, 1.0);
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DrawRay(ray, MAROON);
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End3dMode();
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DrawText("Try selecting the box with mouse!", 240, 10, 20, GRAY);
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DrawFPS(10, 10);
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EndDrawing();
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//----------------------------------------------------------------------------------
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}
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// De-Initialization
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//--------------------------------------------------------------------------------------
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CloseWindow(); // Close window and OpenGL context
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//--------------------------------------------------------------------------------------
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return 0;
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}
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