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Added texture exporting to PSXObjectExporter component

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jracek
2025-01-14 20:13:48 +01:00
parent 956a55eceb
commit c2e91b885e
3 changed files with 178 additions and 55 deletions
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78
Editor/QuantizedPreviewWindow.cs
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@@ -1,4 +1,5 @@
using System.IO;
using PSXSplash.RuntimeCode;
using UnityEditor;
using UnityEngine;
using UnityEngine.Rendering;
@@ -78,10 +79,10 @@ public class QuantizedPreviewWindow : EditorWindow
if (indexedPixelData != null)
{
if (GUILayout.Button("Export pixel data"))
if (GUILayout.Button("Export texute data"))
{
string path = EditorUtility.SaveFilePanel(
"Save pixel data",
"Save texture data",
"",
"pixel_data",
"bin"
@@ -129,13 +130,14 @@ public class QuantizedPreviewWindow : EditorWindow
private void GenerateQuantizedPreview()
{
Texture2D resizedTexture = ResizeTexture(originalTexture, targetWidth, targetHeight);
Texture2D resizedTexture = PSXTexture.ResizeTexture(originalTexture, targetWidth, targetHeight);
if (bpp == 16)
{
quantizedTexture = ConvertTo16Bpp(resizedTexture);
quantizedTexture = null;
indexedPixelData = PSXTexture.ConvertTo16Bpp(resizedTexture);
clut = null;
vramTexture = resizedTexture;
vramTexture = ConvertTo16BppTexture2D(resizedTexture);
}
else
{
@@ -153,7 +155,7 @@ public class QuantizedPreviewWindow : EditorWindow
{
for (int x = 0; x < resizedTexture.width; x++)
{
int index = 0;
int index;
if (pixelSize == 4)
{
@@ -231,34 +233,6 @@ public class QuantizedPreviewWindow : EditorWindow
return vramTexture;
}
private Texture2D ConvertTo16Bpp(Texture2D source)
{
int width = source.width;
int height = source.height;
Texture2D convertedTexture = new Texture2D(width, height);
Color[] originalPixels = source.GetPixels();
Color[] convertedPixels = new Color[originalPixels.Length];
for (int i = 0; i < originalPixels.Length; i++)
{
Color pixel = originalPixels[i];
float r = Mathf.Floor(pixel.r * 31) / 31.0f; // 5 bits for red
float g = Mathf.Floor(pixel.g * 31) / 31.0f; // 5 bits for green
float b = Mathf.Floor(pixel.b * 31) / 31.0f; // 5 bits for blue
convertedPixels[i] = new Color(r, g, b, pixel.a);
}
convertedTexture.SetPixels(convertedPixels);
convertedTexture.Apply();
return convertedTexture;
}
private void DrawTexturePreview(Texture2D texture, int size, bool flipY = true)
{
Rect rect = GUILayoutUtility.GetRect(size, size, GUILayout.ExpandWidth(false));
@@ -328,21 +302,35 @@ public class QuantizedPreviewWindow : EditorWindow
}
}
private Texture2D ConvertTo16BppTexture2D(Texture2D source)
{
int width = source.width;
int height = source.height;
Texture2D convertedTexture = new Texture2D(width, height);
private Texture2D ResizeTexture(Texture2D source, int newWidth, int newHeight)
Color[] originalPixels = source.GetPixels();
Color[] convertedPixels = new Color[originalPixels.Length];
for (int y = 0; y < height; y++)
{
RenderTexture rt = RenderTexture.GetTemporary(newWidth, newHeight);
rt.antiAliasing = 1;
Graphics.Blit(source, rt);
for (int x = 0; x < width; x++)
{
int flippedY = height - y - 1;
Texture2D resizedTexture = new Texture2D(newWidth, newHeight);
RenderTexture.active = rt;
resizedTexture.ReadPixels(new Rect(0, 0, newWidth, newHeight), 0, 0);
resizedTexture.Apply();
Color pixel = originalPixels[flippedY * width + x];
RenderTexture.active = null;
RenderTexture.ReleaseTemporary(rt);
float r = Mathf.Floor(pixel.r * 31) / 31.0f; // 5 bits for red
float g = Mathf.Floor(pixel.g * 31) / 31.0f; // 5 bits for green
float b = Mathf.Floor(pixel.b * 31) / 31.0f; // 5 bits for blue
return resizedTexture;
convertedPixels[y * width + x] = new Color(r, g, b, pixel.a);
}
}
convertedTexture.SetPixels(convertedPixels);
convertedTexture.Apply();
return convertedTexture;
}
}