static void SetupMaterialWithBlendMode(Material material, SuberspectiveBlendMode blendMode) {
void SetMaterialSettings(
string renderType,
string portalTag,
BlendOp blendOp,
BlendMode srcBlend,
BlendMode dstBlend,
bool zWrite,
bool alphaPremultiplyOn,
bool alphaTestOn,
int renderQueue) {
material.SetOverrideTag("RenderType", renderType);
material.SetOverrideTag("PortalTag", portalTag);
material.SetInt("__BlendOp", (int)blendOp);
material.SetInt("__SrcBlend", (int)srcBlend);
material.SetInt("__DstBlend", (int)dstBlend);
material.SetInt("__ZWrite", zWrite ? 1 : 0);
if (alphaPremultiplyOn) material.EnableKeyword("_ALPHAPREMULTIPLY_ON");
else material.DisableKeyword("_ALPHAPREMULTIPLY_ON");
if (alphaTestOn) material.EnableKeyword("_ALPHATEST_ON");
else material.DisableKeyword("_ALPHATEST_ON");
material.renderQueue = renderQueue;
}
switch (blendMode) {
case SuberspectiveBlendMode.Opaque:
SetMaterialSettings("", "",
BlendOp.Add, BlendMode.One, BlendMode.Zero,
true, false, true,
-1);
break;
case SuberspectiveBlendMode.Transparent:
SetMaterialSettings("Transparent", "",
BlendOp.Multiply, BlendMode.SrcAlpha, BlendMode.OneMinusSrcAlpha,
false, true, false,
(int)RenderQueue.Transparent);
break;
case SuberspectiveBlendMode.CullEverything:
SetMaterialSettings("CullEverything", "CullEverything",
BlendOp.Add, BlendMode.One, BlendMode.Zero,
true, false, true,
(int)RenderQueue.Geometry + 1);
break;
case SuberspectiveBlendMode.InvertColors:
SetMaterialSettings("Transparent", "",
BlendOp.Subtract, BlendMode.One, BlendMode.One,
false, false, false,
(int)RenderQueue.Transparent);
break;
}
}
void SuberspectiveBlendModePopup(Material material) {
EditorGUI.showMixedValue = blendMode.hasMixedValue;
SuberspectiveBlendMode mode = (SuberspectiveBlendMode) blendMode.floatValue;
EditorGUI.BeginChangeCheck();
mode = (SuberspectiveBlendMode) EditorGUILayout.Popup(blendModeText, (int) mode, blendNames);
if (EditorGUI.EndChangeCheck()) {
editor.RegisterPropertyChangeUndo(blendModeText);
blendMode.floatValue = (float) mode;
}
SetupMaterialWithBlendMode(material, mode);
EditorGUI.showMixedValue = false;
}
