65 lines
2.6 KiB
Lua
65 lines
2.6 KiB
Lua
-------------------------------------------------------------------------------------------
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--
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-- raylib [models] example - Drawing billboards
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--
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-- This example has been created using raylib 1.6 (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) 2014-2016 Ramon Santamaria (@raysan5)
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--
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-- Initialization
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local screenWidth = 800
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local screenHeight = 450
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InitWindow(screenWidth, screenHeight, "raylib [models] example - drawing billboards")
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-- Define the camera to look into our 3d world
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local camera = Camera(Vector3(5.0, 4.0, 5.0), Vector3(0.0, 2.0, 0.0), Vector3(0.0, 1.0, 0.0), 45.0)
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local bill = LoadTexture("resources/billboard.png") -- Our texture billboard
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local billPosition = Vector3(0.0, 2.0, 0.0) -- Position where draw billboard
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SetCameraMode(CameraMode.ORBITAL) -- Set an orbital camera mode
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SetCameraPosition(camera.position) -- Set internal camera position to match our camera position
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SetCameraTarget(camera.target) -- Set internal camera target to match our camera target
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SetCameraFovy(camera.fovy) -- Set internal camera field-of-view Y
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SetTargetFPS(60) -- Set our game to run at 60 frames-per-second
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-- Main game loop
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while not WindowShouldClose() do -- Detect window close button or ESC key
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-- Update
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UpdateCamera(camera) -- Update internal camera and our camera
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-- Draw
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BeginDrawing()
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ClearBackground(RAYWHITE)
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Begin3dMode(camera)
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DrawBillboard(camera, bill, billPosition, 2.0, WHITE)
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DrawGrid(10, 1.0) -- Draw a grid
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End3dMode()
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DrawFPS(10, 10)
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EndDrawing()
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end
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-- De-Initialization
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UnloadTexture(bill) -- Unload texture
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CloseWindow() -- Close window and OpenGL context
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