865b216ebe
Most of the examples already working! Only some of them still fail, mostly related to data arrays...
83 lines
No EOL
3.4 KiB
Lua
83 lines
No EOL
3.4 KiB
Lua
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--
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-- raylib [textures] example - Load textures from raw data
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--
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-- NOTE: Images are loaded in CPU memory (RAM) textures are loaded in GPU memory (VRAM)
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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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--#include <stdlib.h> -- Required for malloc() and free()
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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 [textures] example - texture from raw data")
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-- NOTE: Textures MUST be loaded after Window initialization (OpenGL context is required)
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-- Load RAW image data (512x512, 32bit RGBA, no file header)
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local sonicRaw = LoadImageRaw("resources/texture_formats/sonic_R8G8B8A8.raw", 512, 512, TextureFormat.UNCOMPRESSED_R8G8B8A8, 0)
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local sonic = LoadTextureFromImage(sonicRaw) -- Upload CPU (RAM) image to GPU (VRAM)
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UnloadImage(sonicRaw) -- Unload CPU (RAM) image data
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-- Generate a checked texture by code (1024x1024 pixels)
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local width = 1024
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local height = 1024
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-- Dynamic memory allocation to store pixels data (Color type)
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local pixels = {}
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for y = 1, height do
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for x = 1, width do
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if ((((x - 1)/32+(y - 1)//32)//1)%2 == 0) then pixels[y*height + x] = DARKBLUE
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else pixels[y*height + x] = SKYBLUE end
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end
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end
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-- Load pixels data into an image structure and create texture
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local checkedIm = LoadImageEx(pixels, width, height)
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local checked = LoadTextureFromImage(checkedIm)
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UnloadImage(checkedIm) -- Unload CPU (RAM) image data
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-- Dynamic memory must be freed after using it
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--free(pixels) -- Unload CPU (RAM) pixels data
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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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-- TODO: Update your variables here
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-- Draw
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BeginDrawing()
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ClearBackground(RAYWHITE)
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DrawTexture(checked, screenWidth/2 - checked.width/2, screenHeight/2 - checked.height/2, Fade(WHITE, 0.3))
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DrawTexture(sonic, 330, -20, WHITE)
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DrawText("CHECKED TEXTURE ", 84, 100, 30, DARKBLUE)
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DrawText("GENERATED by CODE", 72, 164, 30, DARKBLUE)
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DrawText("and RAW IMAGE LOADING", 46, 226, 30, DARKBLUE)
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EndDrawing()
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end
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-- De-Initialization
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UnloadTexture(sonic) -- Texture unloading
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UnloadTexture(checked) -- Texture unloading
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CloseWindow() -- Close window and OpenGL context
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