private void ApplyMaskToChildren()
{
Mask maskTarget = (Mask)target;
Shader maskedSpriteWorldCoordsShader = Shader.Find("Alpha Masked/Sprites Alpha Masked - World Coords");
Shader maskedUnlitWorldCoordsShader = Shader.Find("Alpha Masked/Unlit Alpha Masked - World Coords");
Shader spriteDefaultShader = Shader.Find("Sprites/Default");
Shader unlitTransparentShader = Shader.Find("Unlit/Transparent");
Shader UIDefaultShader = Shader.Find("UI/Default");
Shader UIDefaultFontShader = Shader.Find("UI/Default Font");
if ((maskedSpriteWorldCoordsShader == null) || (maskedUnlitWorldCoordsShader == null))
{
Debug.Log("Shaders necessary for masking don't seem to be present in the project.");
return;
}
Texture maskTexture = maskTarget.GetComponent <Renderer>().sharedMaterial.mainTexture;
List <Component> components = new List <Component>();
components.AddRange(maskTarget.transform.parent.gameObject.GetComponentsInChildren <Renderer>());
components.AddRange(maskTarget.transform.parent.gameObject.GetComponentsInChildren <Graphic>());
List <Material> differentOriginalMaterials = new List <Material>();
List <Material> differentNewMaterials = new List <Material>();
List <Material> differentReusableMaterials = GetAllReusableMaterials(components, maskedSpriteWorldCoordsShader, maskedUnlitWorldCoordsShader); // new List<Material>();
foreach (Component component in components)
{
if (component.gameObject != maskTarget.gameObject)
{
List <Material> currSharedMaterials = new List <Material>();
List <bool> areCurrSharedMaterialsTexts = new List <bool>();
if (component is Renderer)
{
currSharedMaterials.AddRange(((Renderer)component).sharedMaterials);
for (int i = 0; i < ((Renderer)component).sharedMaterials.Length; i++)
{
areCurrSharedMaterialsTexts.Add(false);
}
}
else if (component is Graphic)
{
currSharedMaterials.Add(((Graphic)component).material);
areCurrSharedMaterialsTexts.Add(component is Text);
}
bool materialsChanged = false;
for (int i = 0; i < currSharedMaterials.Count; i++)
{
Material material = currSharedMaterials[i];
if (!differentOriginalMaterials.Contains(material))
{
Material materialToBeUsed = null;
if ((material.shader == spriteDefaultShader) ||
(material.shader == unlitTransparentShader) ||
(material.shader == UIDefaultShader) ||
(material.shader == UIDefaultFontShader))
{
Material reusableMaterial = FindSuitableMaskedMaterial(material, differentReusableMaterials,
maskedSpriteWorldCoordsShader, maskedUnlitWorldCoordsShader,
spriteDefaultShader, unlitTransparentShader, UIDefaultShader, UIDefaultFontShader,
areCurrSharedMaterialsTexts[i] ? 1 : 0);
if (reusableMaterial == null)
{
differentOriginalMaterials.Add(material);
Material newMaterial = new Material(material);
if (material.shader == spriteDefaultShader)
{
newMaterial.shader = maskedSpriteWorldCoordsShader;
}
else if (material.shader == unlitTransparentShader)
{
newMaterial.shader = maskedUnlitWorldCoordsShader;
}
else if (material.shader == UIDefaultShader)
{
newMaterial.shader = maskedSpriteWorldCoordsShader;
}
else if (material.shader == UIDefaultFontShader)
{
newMaterial.shader = maskedSpriteWorldCoordsShader;
}
if (areCurrSharedMaterialsTexts[i] == true)
{
newMaterial.SetFloat("_IsThisText", 1);
}
newMaterial.name = material.name + " Masked";
newMaterial.SetTexture("_AlphaTex", maskTexture);
materialToBeUsed = newMaterial;
differentNewMaterials.Add(newMaterial);
currSharedMaterials[i] = newMaterial;
materialsChanged = true;
}
else
{
currSharedMaterials[i] = reusableMaterial;
materialsChanged = true;
reusableMaterial.SetTexture("_AlphaTex", maskTexture);
materialToBeUsed = reusableMaterial;
}
}
else if ((material.shader == maskedSpriteWorldCoordsShader) ||
(material.shader == maskedUnlitWorldCoordsShader))
{
if (material.GetTexture("_AlphaTex") != maskTexture)
{
material.SetTexture("_AlphaTex", maskTexture);
}
if (areCurrSharedMaterialsTexts[i] == true)
{
material.SetFloat("_IsThisText", 1);
}
materialToBeUsed = material;
}
if (materialToBeUsed != null)
{
maskTarget.SetMaskMappingAxisInMaterial(maskTarget.maskMappingWorldAxis, materialToBeUsed);
maskTarget.SetMaskBoolValueInMaterial("_ClampHoriz", maskTarget.clampAlphaHorizontally, materialToBeUsed);
maskTarget.SetMaskBoolValueInMaterial("_ClampVert", maskTarget.clampAlphaVertically, materialToBeUsed);
maskTarget.SetMaskBoolValueInMaterial("_UseAlphaChannel", maskTarget.useMaskAlphaChannel, materialToBeUsed);
}
}
else
{
int index = differentOriginalMaterials.IndexOf(material);
currSharedMaterials[i] = differentNewMaterials[index];
materialsChanged = true;
}
}
if (materialsChanged == true)
{
if (component is Renderer)
{
((Renderer)component).sharedMaterials = currSharedMaterials.ToArray();
}
else if (component is Graphic)
{
((Graphic)component).material = currSharedMaterials[0];
}
}
}
}
Debug.Log("Mask applied." + (maskTarget.isMaskingEnabled ? "" : " Have in mind that masking is disabled, so you will not see the effect, until you enable masking!"));
}
public override void OnInspectorGUI()
{
Mask maskTarget = (Mask)target;
Texture alphaTexture = maskTarget.GetComponent <Renderer>().sharedMaterial.mainTexture;
if (maskTarget.GetComponents <Mask>().Length > 1)
{
GUILayout.Label("More than one instance of Mask attached.\nPlease only use one.");
return;
}
if ((maskTarget.GetComponent <MeshRenderer>() != null) &&
(maskTarget.GetComponent <MeshFilter>() != null) &&
(maskTarget.GetComponent <Renderer>().sharedMaterial != null) &&
(maskTarget.GetComponent <Renderer>().sharedMaterial.mainTexture != null))
{
//maskTarget.maskMappingWorldAxis = (Mask.MappingAxis)EditorGUILayout.EnumPopup("Mask Mapping World Axis", maskTarget.maskMappingWorldAxis);
bool isMaskingEnabled = EditorGUILayout.Toggle("Masking Enabled", maskTarget.isMaskingEnabled);
if (isMaskingEnabled != maskTarget.isMaskingEnabled)
{
maskTarget.isMaskingEnabled = isMaskingEnabled;
}
Mask.MappingAxis maskMappingWorldAxis = (Mask.MappingAxis)EditorGUILayout.EnumPopup("Mask Mapping World Axis", maskTarget.maskMappingWorldAxis);
if (maskMappingWorldAxis != maskTarget.maskMappingWorldAxis)
{
maskTarget.maskMappingWorldAxis = maskMappingWorldAxis;
}
bool invertAxis = EditorGUILayout.Toggle("Invert Axis", maskTarget.invertAxis);
if (invertAxis != maskTarget.invertAxis)
{
maskTarget.invertAxis = invertAxis;
}
bool clampAlphaHorizontally = EditorGUILayout.Toggle("Clamp Alpha Horizontally", maskTarget.clampAlphaHorizontally);
if (clampAlphaHorizontally != maskTarget.clampAlphaHorizontally)
{
maskTarget.clampAlphaHorizontally = clampAlphaHorizontally;
}
bool clampAlphaVertically = EditorGUILayout.Toggle("Clamp Alpha Vertically", maskTarget.clampAlphaVertically);
if (clampAlphaVertically != maskTarget.clampAlphaVertically)
{
maskTarget.clampAlphaVertically = clampAlphaVertically;
}
float clampingBorder = EditorGUILayout.FloatField("Clamping Border", maskTarget.clampingBorder);
if (clampingBorder != maskTarget.clampingBorder)
{
maskTarget.clampingBorder = clampingBorder;
}
bool useMaskAlphaChannel = EditorGUILayout.Toggle("Use Mask Alpha Channel (not RGB)", maskTarget.useMaskAlphaChannel);
if (useMaskAlphaChannel != maskTarget.useMaskAlphaChannel)
{
maskTarget.useMaskAlphaChannel = useMaskAlphaChannel;
}
if (!Application.isPlaying)
{
bool displayMask = EditorGUILayout.Toggle("Display Mask", maskTarget.GetComponent <Renderer>().enabled);
if (displayMask != maskTarget.GetComponent <Renderer>().enabled)
{
maskTarget.GetComponent <Renderer>().enabled = displayMask;
}
}
if (!Application.isPlaying)
{
if (GUILayout.Button("Apply Mask to Siblings in Hierarchy"))
{
ApplyMaskToChildren();
// this is needed, so that it would apply the value to the materials (this is done within the setter of this property)
maskTarget.isMaskingEnabled = maskTarget.isMaskingEnabled;
}
}
if ((alphaTexturePrevious != null) && (alphaTexturePrevious != alphaTexture))
{
maskTarget.SetMaskTextureInMaterials(alphaTexture);
}
alphaTexturePrevious = alphaTexture;
}
else
{
GUILayout.Label("Please attach MeshFilter and MeshRenderer.\nAlso assign a texture to MeshRenderer.");
}
if (GUI.changed)
{
EditorUtility.SetDirty(target);
}
}
public override void OnInspectorGUI()
{
Mask maskTarget = (Mask)target;
bool changesMade = false;
if (maskTarget.GetComponents <Mask>().Length > 1)
{
GUILayout.Label("More than one instance of Mask attached.\nPlease only use one.");
return;
}
if ((maskTarget.GetComponent <MeshRenderer>().sharedMaterial != null))
{
Texture maskTexture = (Texture)EditorGUILayout.ObjectField("Main Tex:", maskTarget.MainTex, typeof(Texture), true);
if (maskTexture != maskTarget.MainTex)
{
maskTarget.MainTex = maskTexture;
changesMade = true;
}
Vector2 tiling = EditorGUILayout.Vector2Field("Tiling:", maskTarget.MainTexTiling);
if (tiling != maskTarget.MainTexTiling)
{
maskTarget.MainTexTiling = tiling;
changesMade = true;
}
Vector2 offset = EditorGUILayout.Vector2Field("Offset:", maskTarget.MainTexOffset);
if (offset != maskTarget.MainTexOffset)
{
maskTarget.MainTexOffset = offset;
changesMade = true;
}
bool isMaskingEnabled = EditorGUILayout.Toggle("Masking Enabled", maskTarget.IsMaskingEnabled);
if (isMaskingEnabled != maskTarget.IsMaskingEnabled)
{
maskTarget.IsMaskingEnabled = isMaskingEnabled;
changesMade = true;
}
bool clampAlphaHorizontally = EditorGUILayout.Toggle("Clamp Alpha Horizontally", maskTarget.ClampAlphaHorizontally);
if (clampAlphaHorizontally != maskTarget.ClampAlphaHorizontally)
{
maskTarget.ClampAlphaHorizontally = clampAlphaHorizontally;
changesMade = true;
}
bool clampAlphaVertically = EditorGUILayout.Toggle("Clamp Alpha Vertically", maskTarget.ClampAlphaVertically);
if (clampAlphaVertically != maskTarget.ClampAlphaVertically)
{
maskTarget.ClampAlphaVertically = clampAlphaVertically;
changesMade = true;
}
float clampingBorder = EditorGUILayout.FloatField("Clamping Border", maskTarget.ClampingBorder);
if (clampingBorder != maskTarget.ClampingBorder)
{
maskTarget.ClampingBorder = clampingBorder;
changesMade = true;
}
bool useMaskAlphaChannel = EditorGUILayout.Toggle("Use Mask Alpha Channel (not RGB)", maskTarget.UseMaskAlphaChannel);
if (useMaskAlphaChannel != maskTarget.UseMaskAlphaChannel)
{
maskTarget.UseMaskAlphaChannel = useMaskAlphaChannel;
changesMade = true;
}
if (!Application.isPlaying)
{
bool doDisplayMask = EditorGUILayout.Toggle("Display Mask", maskTarget.displayMaskReference);
if (maskTarget.displayMaskReference != doDisplayMask)
{
maskTarget.displayMaskReference = doDisplayMask;
changesMade = true;
}
}
if (!Application.isPlaying)
{
if (GUILayout.Button("Apply Mask to Siblings in Hierarchy"))
{
ApplyMask();
changesMade = true;
}
}
}
else
{
GUILayout.Label("Please assign Mask-Material to mesh renderer.");
}
if (changesMade)
{
EditorUtility.SetDirty(target);
}
}