public void SetTexture(Grendgine_Collada_Texture sourceTex, string texName, Bitmap bmp)
{
BinaryTextureImage tex = null;
// Check to see if we need an alpha channel in our texture
bool hasAlpha = HasAlpha(bmp);
// If so, we'll use RGB565
if (hasAlpha)
{
tex = new BinaryTextureImage(texName, bmp, BinaryTextureImage.TextureFormats.RGBA32);
// This sets the alpha compare settings so that alpha is set correctly.
// It won't allow translucency, just a sharp transparent/opaque dichotemy.
AlphCompare.Comp0 = GXCompareType.GEqual;
AlphCompare.Comp1 = GXCompareType.LEqual;
AlphCompare.Operation = GXAlphaOp.And;
AlphCompare.Reference0 = 0x80;
AlphCompare.Reference1 = 0xFF;
// We'll default to showing the texture on both sides for now. Maybe it'll be changable in the future
CullMode = GXCullMode.None;
// Make sure z compare happens *after* texture look up so we can take the alpha compare results into account
ZCompLoc = false;
}
// Otherwise, we'll use CMPR to save space
else
{
tex = new BinaryTextureImage(texName, bmp, BinaryTextureImage.TextureFormats.CMPR);
}
tex.SetTextureSettings(sourceTex);
CullMode = GXCullMode.None;
// Search for an open texture slot and if there is one, put the texture there,
// Include tex cooord gens,
// Include a tex matrix,
// And configure tev orders
for (int i = 0; i < 8; i++)
{
if (Textures[i] == null)
{
Textures[i] = tex;
TexCoord1Gens[i] = new TexCoordGen(GXTexGenType.Matrix2x4, GXTexGenSrc.Tex0 + i, GXTexMatrix.TexMtx0);
TexMatrix1[i] = new TexMatrix();
TevOrders[i].TexCoordId = GXTexCoordSlot.TexCoord0 + i;
TevOrders[i].TexMap = (byte)i;
TevOrders[i].ChannelId = GXColorChannelId.Color0A0;
break;
}
}
TevStages[0].ColorIn[0] = GXCombineColorInput.TexColor;
TevStages[0].ColorIn[1] = GXCombineColorInput.TexColor;
TevStages[0].AlphaIn[0] = GXCombineAlphaInput.TexAlpha;
}
private bool Compare(TexCoordGen obj)
{
if ((Type == obj.Type) && (Source == obj.Source) && (TexMatrixSource == obj.TexMatrixSource))
{
return(true);
}
else
{
return(false);
}
}