Du kan inte välja fler än 25 ämnen
Ämnen måste starta med en bokstav eller siffra, kan innehålla bindestreck ('-') och vara max 35 tecken långa.
83 rader
3.4 KiB
83 rader
3.4 KiB
-------------------------------------------------------------------------------------------
|
|
--
|
|
-- raylib [textures] example - Load textures from raw data
|
|
--
|
|
-- 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)
|
|
--
|
|
-------------------------------------------------------------------------------------------
|
|
|
|
--#include <stdlib.h> -- Required for malloc() and free()
|
|
|
|
-- Initialization
|
|
-------------------------------------------------------------------------------------------
|
|
local screenWidth = 800
|
|
local screenHeight = 450
|
|
|
|
InitWindow(screenWidth, screenHeight, "raylib [textures] example - texture from raw data")
|
|
|
|
-- NOTE: Textures MUST be loaded after Window initialization (OpenGL context is required)
|
|
|
|
-- Load RAW image data (512x512, 32bit RGBA, no file header)
|
|
local sonicRaw = LoadImageRaw("resources/texture_formats/sonic_R8G8B8A8.raw", 512, 512, TextureFormat.UNCOMPRESSED_R8G8B8A8, 0)
|
|
local sonic = LoadTextureFromImage(sonicRaw) -- Upload CPU (RAM) image to GPU (VRAM)
|
|
UnloadImage(sonicRaw) -- Unload CPU (RAM) image data
|
|
|
|
-- Generate a checked texture by code (1024x1024 pixels)
|
|
local width = 1024
|
|
local height = 1024
|
|
|
|
-- Dynamic memory allocation to store pixels data (Color type)
|
|
local pixels = {}
|
|
|
|
for y = 1, height do
|
|
for x = 1, width do
|
|
if ((((x - 1)/32+(y - 1)//32)//1)%2 == 0) then pixels[(y - 1)*height + x] = DARKBLUE
|
|
else pixels[(y - 1)*height + x] = SKYBLUE end
|
|
end
|
|
end
|
|
|
|
-- Load pixels data into an image structure and create texture
|
|
local checkedIm = LoadImageEx(pixels, width, height)
|
|
local checked = LoadTextureFromImage(checkedIm)
|
|
UnloadImage(checkedIm) -- Unload CPU (RAM) image data
|
|
|
|
-- Dynamic memory must be freed after using it
|
|
--free(pixels) -- Unload CPU (RAM) pixels data
|
|
-------------------------------------------------------------------------------------------
|
|
|
|
-- 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(checked, screenWidth/2 - checked.width/2, screenHeight/2 - checked.height/2, Fade(WHITE, 0.3))
|
|
DrawTexture(sonic, 330, -20, WHITE)
|
|
|
|
DrawText("CHECKED TEXTURE ", 84, 100, 30, DARKBLUE)
|
|
DrawText("GENERATED by CODE", 72, 164, 30, DARKBLUE)
|
|
DrawText("and RAW IMAGE LOADING", 46, 226, 30, DARKBLUE)
|
|
|
|
EndDrawing()
|
|
---------------------------------------------------------------------------------------
|
|
end
|
|
|
|
-- De-Initialization
|
|
-------------------------------------------------------------------------------------------
|
|
UnloadTexture(sonic) -- Texture unloading
|
|
UnloadTexture(checked) -- Texture unloading
|
|
|
|
CloseWindow() -- Close window and OpenGL context
|
|
-------------------------------------------------------------------------------------------
|