67 lines
1.8 KiB
C#
67 lines
1.8 KiB
C#
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using UnityEngine;
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using System.Collections;
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using System;
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using System.IO;
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namespace DigitalOpus.MB.Core
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{
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public static class MB_TGAWriter
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{
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public static void Write(Color[] pixels, int width, int height, string path)
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{
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// Delete the file if it exists.
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if (File.Exists(path))
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{
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File.Delete(path);
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}
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//Create the file.
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FileStream fs = File.Create(path);
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Write(pixels, width, height, fs);
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}
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public static void Write(Color[] pixels, int width, int height, Stream output)
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{
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byte[] pixelsArr = new byte[pixels.Length * 4];
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int offsetSource = 0;
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int offsetDest = 0;
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for (int y = 0; y < height; y++)
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{
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for (int x = 0; x < width; x++)
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{
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Color value = pixels[offsetSource];
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pixelsArr[offsetDest] = (byte)(value.b * 255); // b
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pixelsArr[offsetDest + 1] = (byte)(value.g * 255); // g
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pixelsArr[offsetDest + 2] = (byte)(value.r * 255); // r
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pixelsArr[offsetDest + 3] = (byte)(value.a * 255); // a
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offsetSource++;
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offsetDest += 4;
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}
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}
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byte[] header = new byte[] {
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0, // ID length
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0, // no color map
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2, // uncompressed, true color
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0, 0, 0, 0,
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0,
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0, 0, 0, 0, // x and y origin
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(byte)(width & 0x00FF),
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(byte)((width & 0xFF00) >> 8),
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(byte)(height & 0x00FF),
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(byte)((height & 0xFF00) >> 8),
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32, // 32 bit bitmap
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0 };
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using (BinaryWriter writer = new BinaryWriter(output))
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{
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writer.Write(header);
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writer.Write(pixelsArr);
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}
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}
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}
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}
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