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Applied patch from mantis #3217, which allows Dynamic Images of type RGB (so with no alpha value). Thanks BlueWall.

GenericGridServerConcept
MW 2009-02-21 21:03:20 +00:00
parent e77b5d990d
commit 52b2d8732a
1 changed files with 23 additions and 7 deletions
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20
OpenSim/Region/CoreModules/Scripting/VectorRender/VectorRenderModule.cs
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@ -229,6 +229,10 @@ namespace OpenSim.Region.CoreModules.Scripting.VectorRender
alpha = temp; alpha = temp;
} }
} }
// Allow a bitmap w/o the alpha component to be created
else if (value.ToLower() == "false") {
alpha = 256;
}
break; break;
case "bgcolour": case "bgcolour":
int hex = 0; int hex = 0;
@ -272,24 +276,36 @@ namespace OpenSim.Region.CoreModules.Scripting.VectorRender
} }
} }
Bitmap bitmap = new Bitmap(width, height, PixelFormat.Format32bppArgb); Bitmap bitmap;
if ( alpha == 256 )
{
bitmap = new Bitmap(width, height, PixelFormat.Format32bppRgb);
}
else {
bitmap = new Bitmap(width, height, PixelFormat.Format32bppArgb);
}
Graphics graph = Graphics.FromImage(bitmap); Graphics graph = Graphics.FromImage(bitmap);
// this is really just to save people filling the // this is really just to save people filling the
// background color in their scripts, only do when fully opaque // background color in their scripts, only do when fully opaque
if (alpha == 255) if (alpha >= 255)
{ {
graph.FillRectangle(new SolidBrush(bgColour), 0, 0, width, height); graph.FillRectangle(new SolidBrush(bgColour), 0, 0, width, height);
} }
for (int w = 0; w < bitmap.Width; w++) for (int w = 0; w < bitmap.Width; w++)
{
if (alpha <= 255)
{ {
for (int h = 0; h < bitmap.Height; h++) for (int h = 0; h < bitmap.Height; h++)
{ {
bitmap.SetPixel(w, h, Color.FromArgb(alpha, bitmap.GetPixel(w, h))); bitmap.SetPixel(w, h, Color.FromArgb(alpha, bitmap.GetPixel(w, h)));
} }
} }
}
GDIDraw(data, graph); GDIDraw(data, graph);