From 00c7e54d3c593dbddb036f2185e614e7e4b22a1f Mon Sep 17 00:00:00 2001 From: raysan5 Date: Sat, 6 Aug 2016 11:32:35 +0200 Subject: Add raylib lua examples --- examples/textures_image_loading.lua | 55 +++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 examples/textures_image_loading.lua (limited to 'examples/textures_image_loading.lua') diff --git a/examples/textures_image_loading.lua b/examples/textures_image_loading.lua new file mode 100644 index 00000000..05dbce7f --- /dev/null +++ b/examples/textures_image_loading.lua @@ -0,0 +1,55 @@ +------------------------------------------------------------------------------------------- +-- +-- raylib [textures] example - Image loading and texture creation +-- +-- NOTE: Images are loaded in CPU memory (RAM) textures are loaded in GPU memory (VRAM) +-- +-- This example has been created using raylib 1.6 (www.raylib.com) +-- raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details) +-- +-- Copyright (c) 2014-2016 Ramon Santamaria (@raysan5) +-- +------------------------------------------------------------------------------------------- + +-- Initialization +------------------------------------------------------------------------------------------- +local screenWidth = 800 +local screenHeight = 450 + +InitWindow(screenWidth, screenHeight, "raylib [textures] example - image loading") + +-- NOTE: Textures MUST be loaded after Window initialization (OpenGL context is required) + +local image = LoadImage("resources/raylib_logo.png") -- Loaded in CPU memory (RAM) +local texture = LoadTextureFromImage(image) -- Image converted to texture, GPU memory (VRAM) + +UnloadImage(image) -- Once image has been converted to texture and uploaded to VRAM, it can be unloaded from RAM +------------------------------------------------------------------------------------------- + +-- Main game loop +while not WindowShouldClose() do -- Detect window close button or ESC key + -- Update + --------------------------------------------------------------------------------------- + -- TODO: Update your variables here + --------------------------------------------------------------------------------------- + + -- Draw + --------------------------------------------------------------------------------------- + BeginDrawing() + + ClearBackground(RAYWHITE) + + DrawTexture(texture, screenWidth/2 - texture.width/2, screenHeight/2 - texture.height/2, WHITE) + + DrawText("this IS a texture loaded from an image!", 300, 370, 10, GRAY) + + EndDrawing() + --------------------------------------------------------------------------------------- +end + +-- De-Initialization +------------------------------------------------------------------------------------------- +UnloadTexture(texture) -- Texture unloading + +CloseWindow() -- Close window and OpenGL context +------------------------------------------------------------------------------------------- \ No newline at end of file -- cgit v1.2.3