private void retrieveLightmap()
//gathers lightmap data from the offset in the file
{
lightmapLDR = new ColorRGBExp32[LightmapTextureWidth, LightmapTextureLength];
lightmapHDR = new ColorRGBExp32[LightmapTextureWidth, LightmapTextureLength];
if (bsp.LDR)
{
bsp.file.Seek(bsp.offsets[8].Key + lightOfs, SeekOrigin.Begin);
for (int y = 0; y < LightmapTextureLength; y++)
{
for (int x = 0; x < LightmapTextureWidth; x++)
{
lightmapLDR[x, y] = new ColorRGBExp32(bsp.reader);
}
}
}
if (bsp.HDR)
{
bsp.file.Seek(bsp.offsets[53].Key + lightOfs, SeekOrigin.Begin);
for (int y = 0; y < LightmapTextureLength; y++)
{
for (int x = 0; x < LightmapTextureWidth; x++)
{
lightmapHDR[x, y] = new ColorRGBExp32(bsp.reader);
}
}
}
}
private void updateLightmapViewer()
{
luxelsCanvas.Refresh();
if (surface != null && selectedX >= 0 && selectedX < surface.LightmapTextureWidth &&
selectedY >= 0 && selectedY < surface.LightmapTextureLength)
{
ColorRGBExp32 luxel = getLuxel(selectedX, selectedY);
spinnerR.Value = luxel.r;
spinnerG.Value = luxel.g;
spinnerB.Value = luxel.b;
spinnerE.Value = luxel.e;
double exp = Math.Pow(2, luxel.e);
int rgbR = (int)(luxel.r * exp);
int rgbG = (int)(luxel.g * exp);
int rgbB = (int)(luxel.b * exp);
labelRGB.Text = "RGB: " + rgbR + " " + rgbG + " " + rgbB;
}
}
