public static bool ClampSize(Texture2D p_texture, float p_minSize = 4, float p_maxSize = 512)
{
bool v_return = false;
p_maxSize = Mathf.Max(2, p_maxSize);
p_minSize = Mathf.Max(2, p_minSize);
if (p_texture != null)
{
bool v_needApplyMin = p_texture.width < p_minSize || p_texture.height < p_minSize;
bool v_needApplyMax = p_texture.width > p_maxSize || p_texture.height > p_maxSize;
if (v_needApplyMin || v_needApplyMax)
{
float v_sizeToApply = v_needApplyMin ? p_minSize : p_maxSize;
float v_widthRatio = (float)v_sizeToApply / p_texture.width;
float v_heightRatio = (float)v_sizeToApply / p_texture.height;
if (v_widthRatio < v_heightRatio)
{
p_texture.BilinearScale(Mathf.RoundToInt(p_texture.width * v_widthRatio), Mathf.RoundToInt(p_texture.height * v_widthRatio));
}
else
{
p_texture.BilinearScale(Mathf.RoundToInt(p_texture.width * v_heightRatio), Mathf.RoundToInt(p_texture.height * v_heightRatio));
}
v_return = true;
}
}
return(v_return);
}
static public Texture2D FetchOrMakeIcon(string texPart, Color color, float scale)
{
string cacheKey = string.Join("*", texPart, color, scale);
if (iconCache.ContainsKey(cacheKey))
{
return(iconCache[cacheKey]);
}
// Make it from stratch
string largeCacheKey = string.Join("*", texPart, color, 1f);
string overlayCacheKey = string.Join("*", texPart, color, scale);
Texture2D largeIcon;
if (iconCache.ContainsKey(largeCacheKey))
{
largeIcon = iconCache[largeCacheKey];
}
else
{
largeIcon = ContentFinder <Texture2D> .Get("UI/Overlays/RimLoot_" + texPart, true).CloneAsReadable();
// Colorize and that's the largeIcon
largeIcon.Colorize(color);
largeIcon.Apply();
iconCache[largeCacheKey] = largeIcon;
}
Texture2D overlayIcon = largeIcon.Clone();
// Scale it and that's the overlayIcon
overlayIcon.BilinearScale(
Mathf.RoundToInt(largeIcon.width * scale),
Mathf.RoundToInt(largeIcon.height * scale)
);
overlayIcon.Apply();
// Stash it into cache
iconCache[overlayCacheKey] = overlayIcon;
return(iconCache[cacheKey]);
}
/// <summary> Scale the loaded image down if nesscessary. </summary>
private Texture2D Resize(Texture2D image, int maxSize)
{
if (maxSize < 0)
{
return(image);
}
// No need to resize.
if (maxSize >= image.width && maxSize >= image.height)
{
return(image);
}
float scaleFactor = maxSize / (float)Mathf.Max(image.width, image.height);
int newWidth = (int)(image.width * scaleFactor);
int newHeight = (int)(image.height * scaleFactor);
image.BilinearScale(newWidth, newHeight);
return(image);
}