static Shader SelectShader(bool masked, SwfBlendModeData.Types blend_mode)
{
switch (blend_mode)
{
case SwfBlendModeData.Types.Normal:
case SwfBlendModeData.Types.Layer:
case SwfBlendModeData.Types.Multiply:
case SwfBlendModeData.Types.Screen:
case SwfBlendModeData.Types.Lighten:
case SwfBlendModeData.Types.Add:
case SwfBlendModeData.Types.Subtract:
return(GetShaderByName(masked ? SwfMaskedShaderName : SwfSimpleShaderName));
case SwfBlendModeData.Types.Darken:
case SwfBlendModeData.Types.Difference:
case SwfBlendModeData.Types.Invert:
case SwfBlendModeData.Types.Overlay:
case SwfBlendModeData.Types.Hardlight:
return(GetShaderByName(masked ? SwfMaskedGrabShaderName : SwfSimpleGrabShaderName));
default:
throw new UnityException(string.Format(
"SwfMaterialCache. Incorrect blend mode: {0}",
blend_mode));
}
}
// ---------------------------------------------------------------------
//
// Functions
//
// ---------------------------------------------------------------------
public static Material GetSimpleMaterial(
SwfBlendModeData.Types blend_mode)
{
return(LoadOrCreateMaterial(
SelectShader(false, blend_mode),
(dir_path, filename) => {
return string.Format(
"{0}/{1}_{2}.mat",
dir_path, filename, blend_mode);
},
material => FillMaterial(material, blend_mode, 0)));
}
public static Material GetMaskedMaterial(
SwfBlendModeData.Types blend_mode,
int stencil_id)
{
return(LoadOrCreateMaterial(
SelectShader(true, blend_mode),
(dir_path, filename) => {
return string.Format(
"{0}/{1}_{2}_{3}.mat",
dir_path, filename, blend_mode, stencil_id);
},
material => FillMaterial(material, blend_mode, stencil_id)));
}
static Material FillMaterial(
Material material,
SwfBlendModeData.Types blend_mode,
int stencil_id)
{
switch (blend_mode)
{
case SwfBlendModeData.Types.Normal:
material.SetInt("_BlendOp", (int)BlendOp.Add);
material.SetInt("_SrcBlend", (int)BlendMode.One);
material.SetInt("_DstBlend", (int)BlendMode.OneMinusSrcAlpha);
break;
case SwfBlendModeData.Types.Layer:
material.SetInt("_BlendOp", (int)BlendOp.Add);
material.SetInt("_SrcBlend", (int)BlendMode.One);
material.SetInt("_DstBlend", (int)BlendMode.OneMinusSrcAlpha);
break;
case SwfBlendModeData.Types.Multiply:
material.SetInt("_BlendOp", (int)BlendOp.Add);
material.SetInt("_SrcBlend", (int)BlendMode.DstColor);
material.SetInt("_DstBlend", (int)BlendMode.OneMinusSrcAlpha);
break;
case SwfBlendModeData.Types.Screen:
material.SetInt("_BlendOp", (int)BlendOp.Add);
material.SetInt("_SrcBlend", (int)BlendMode.OneMinusDstColor);
material.SetInt("_DstBlend", (int)BlendMode.One);
break;
case SwfBlendModeData.Types.Lighten:
material.SetInt("_BlendOp", (int)BlendOp.Max);
material.SetInt("_SrcBlend", (int)BlendMode.One);
material.SetInt("_DstBlend", (int)BlendMode.OneMinusSrcAlpha);
break;
case SwfBlendModeData.Types.Darken:
material.SetInt("_BlendOp", (int)BlendOp.Add);
material.SetInt("_SrcBlend", (int)BlendMode.One);
material.SetInt("_DstBlend", (int)BlendMode.OneMinusSrcAlpha);
material.EnableKeyword("SWF_DARKEN_BLEND");
break;
case SwfBlendModeData.Types.Difference:
material.SetInt("_BlendOp", (int)BlendOp.Add);
material.SetInt("_SrcBlend", (int)BlendMode.One);
material.SetInt("_DstBlend", (int)BlendMode.OneMinusSrcAlpha);
material.EnableKeyword("SWF_DIFFERENCE_BLEND");
break;
case SwfBlendModeData.Types.Add:
material.SetInt("_BlendOp", (int)BlendOp.Add);
material.SetInt("_SrcBlend", (int)BlendMode.One);
material.SetInt("_DstBlend", (int)BlendMode.One);
break;
case SwfBlendModeData.Types.Subtract:
material.SetInt("_BlendOp", (int)BlendOp.ReverseSubtract);
material.SetInt("_SrcBlend", (int)BlendMode.One);
material.SetInt("_DstBlend", (int)BlendMode.One);
break;
case SwfBlendModeData.Types.Invert:
material.SetInt("_BlendOp", (int)BlendOp.Add);
material.SetInt("_SrcBlend", (int)BlendMode.One);
material.SetInt("_DstBlend", (int)BlendMode.OneMinusSrcAlpha);
material.EnableKeyword("SWF_INVERT_BLEND");
break;
case SwfBlendModeData.Types.Overlay:
material.SetInt("_BlendOp", (int)BlendOp.Add);
material.SetInt("_SrcBlend", (int)BlendMode.One);
material.SetInt("_DstBlend", (int)BlendMode.OneMinusSrcAlpha);
material.EnableKeyword("SWF_OVERLAY_BLEND");
break;
case SwfBlendModeData.Types.Hardlight:
material.SetInt("_BlendOp", (int)BlendOp.Add);
material.SetInt("_SrcBlend", (int)BlendMode.One);
material.SetInt("_DstBlend", (int)BlendMode.OneMinusSrcAlpha);
material.EnableKeyword("SWF_HARDLIGHT_BLEND");
break;
default:
throw new UnityException(string.Format(
"SwfMaterialCache. Incorrect blend mode: {0}",
blend_mode));
}
material.SetInt("_StencilID", stencil_id);
return(material);
}
