Examples reviewed

1 files changed, 74 insertions, 0 deletions

diff --git a/examples/core_3d_picking.c b/examples/core_3d_picking.c
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+/*******************************************************************************************
+*
+*   raylib [core] example - Picking in 3d mode
+*
+*   This example has been created using raylib 1.0 (www.raylib.com)
+*   raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
+*
+*   Copyright (c) 2014 Ramon Santamaria (Ray San - raysan@raysanweb.com)
+*
+********************************************************************************************/
+
+#include "raylib.h"
+
+int main()
+{
+    // Initialization
+    //--------------------------------------------------------------------------------------
+    int screenWidth = 800;
+    int screenHeight = 450;
+
+    InitWindow(screenWidth, screenHeight, "raylib [core] example - 3d picking");
+
+    // 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 cubePosition = { 0.0, 0.0, 0.0 };
+    
+    Ray pickingLine;
+    
+    SetCameraMode(CAMERA_FREE);
+
+    SetTargetFPS(60);
+    //--------------------------------------------------------------------------------------
+
+    // Main game loop
+    while (!WindowShouldClose())    // Detect window close button or ESC key
+    {
+        // Update
+        //----------------------------------------------------------------------------------
+        camera = UpdateCamera(0);
+        
+        if (IsMouseButtonPressed(MOUSE_LEFT_BUTTON)) pickingLine = GetMouseRay(GetMousePosition(), camera);
+        //----------------------------------------------------------------------------------
+
+        // Draw
+        //----------------------------------------------------------------------------------
+        BeginDrawing();
+
+            ClearBackground(RAYWHITE);
+
+            Begin3dMode(camera);
+
+                DrawCube(cubePosition, 2, 2, 2, RED);
+                DrawCubeWires(cubePosition, 2, 2, 2, MAROON);
+
+                DrawGrid(10.0, 1.0);
+                
+                DrawRay(pickingLine, MAROON);
+
+            End3dMode();
+
+            DrawFPS(10, 10);
+
+        EndDrawing();
+        //----------------------------------------------------------------------------------
+    }
+
+    // De-Initialization
+    //--------------------------------------------------------------------------------------
+    CloseWindow();        // Close window and OpenGL context
+    //--------------------------------------------------------------------------------------
+
+    return 0;
+}
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