private bool SetMaterialUniforms()
{
if (!(heightFogSettings.enabled || distanceFogSettings.enabled))
{
return(false);
}
bool seperateColorSettings = (distanceFogSettings.colorSelectionType != ColorSelectionType.ShareOther &&
heightFogSettings.colorSelectionType != ColorSelectionType.ShareOther) &&
(heightFogSettings.enabled && distanceFogSettings.enabled);
if (seperateColorSettings)
{
material.SetInt("_SharedColor", 0);
material.SetTexture("_FogColorTexture0", distanceFogSettings.colorSelectionType == ColorSelectionType.Gradient ? distanceColorTexture : distanceColorSource.colorRamp);
material.SetTexture("_FogColorTexture1", heightFogSettings.colorSelectionType == ColorSelectionType.Gradient ? heightColorTexture : heightColorSource.colorRamp);
}
else
{
material.SetInt("_SharedColor", 1);
bool selectingFromDistanceFog = distanceFogSettings.colorSelectionType != ColorSelectionType.ShareOther;
ColorSelectionType activeSelectionType = selectingFromDistanceFog ? distanceFogSettings.colorSelectionType : heightFogSettings.colorSelectionType;
if (activeSelectionType == ColorSelectionType.Gradient)
{
material.SetTexture("_FogColorTexture0", selectingFromDistanceFog ? distanceColorTexture : heightColorTexture);
}
else
{
material.SetTexture("_FogColorTexture0", selectingFromDistanceFog ? distanceColorSource.colorRamp : heightColorSource.colorRamp);
}
}
Vector4 fogModeSettings = new Vector4();
fogModeSettings.x = distanceFogSettings.enabled ? 1f : 0f;
fogModeSettings.y = heightFogSettings.enabled ? 1f : 0f;
fogModeSettings.z = distanceFogSettings.fogSkybox ? 1f : 0f;
fogModeSettings.w = heightFogSettings.fogSkybox ? 1f : 0f;
Vector4 fogParameters = new Vector4();
fogParameters.x = distanceFogSettings.endDistance;
fogParameters.y = heightFogSettings.baseHeight;
fogParameters.z = heightFogSettings.baseDensity;
fogParameters.w = heightFogSettings.densityFalloff;
material.SetMatrix("_InverseViewMatrix", camera_.cameraToWorldMatrix);
material.SetVector("_FogModeSettings", fogModeSettings);
material.SetVector("_FogParameters", fogParameters);
return(true);
}
private void UpdateHeightFogTextures(ColorSelectionType selectionType)
{
// If the gradient texture is not used, delete it.
if (selectionType != ColorSelectionType.Gradient)
{
//if (m_HeightColorTexture != null)
//DestroyImmediate(m_HeightColorTexture);
m_HeightColorTexture = null;
}
if (selectionType == ColorSelectionType.Gradient)
{
BakeFogColor(HeightColorTexture, heightColorSource.gradient);
}
}
private void UpdateDistanceFogTextures(ColorSelectionType selectionType)
{
// If the gradient texture is not used, delete it.
if (selectionType != ColorSelectionType.Gradient)
{
if (m_DistanceColorTexture != null)
{
DestroyImmediate(m_DistanceColorTexture);
}
m_DistanceColorTexture = null;
}
if (selectionType == ColorSelectionType.Gradient)
{
BakeFogColor(distanceColorTexture, distanceColorSource.gradient);
}
}
private void UpdateHeightFogTextures()
{
ColorSelectionType selectionType = heightFogSettings.colorSelectionType;
// If the gradient texture is not used, delete it.
if (selectionType != ColorSelectionType.Gradient)
{
if (m_HeightColorTexture != null)
{
DestroyImmediate(m_HeightColorTexture);
}
m_HeightColorTexture = null;
}
if (heightColorSource.m_GradientDirty && heightFogSettings.colorSelectionType == ColorSelectionType.Gradient)
{
BakeFogColor(heightColorTexture, heightColorSource.gradient);
m_HeightColorSource.m_GradientDirty = false;
}
}
private FogTypePass SetMaterialUniforms(Camera camera)
{
// Determine the fog type pass
FogTypePass fogType = FogTypePass.DistanceOnly;
if (!distanceFog.enabled && heightFog.enabled)
{
fogType = FogTypePass.HeightOnly;
}
// Share color settings if one of the sources are set to copy the other
bool sharedColorSettings = (distanceFog.colorSelectionType == ColorSelectionType.CopyOther) ||
(heightFog.colorSelectionType == ColorSelectionType.CopyOther);
if (distanceFog.enabled && heightFog.enabled)
{
if (sharedColorSettings)
{
fogType = FogTypePass.BothSharedColorSettings;
}
else
{
fogType = FogTypePass.BothSeperateColorSettinsg;
}
}
if (!distanceFog.enabled && !heightFog.enabled)
{
return(FogTypePass.None);
}
// Get the inverse view matrix for converting depth to world position.
Matrix4x4 inverseViewMatrix = camera.cameraToWorldMatrix;
Material.SetMatrix("_InverseViewMatrix", inverseViewMatrix);
// Decide wheter the skybox should have fog applied
Material.SetInt("_ApplyDistToSkybox", distanceFog.fogSkybox ? 1 : 0);
Material.SetInt("_ApplyHeightToSkybox", heightFog.fogSkybox ? 1 : 0);
// Is the shared color sampled from a texture? Otherwise it's from a single color( picker)
if (sharedColorSettings)
{
bool selectingFromDistance = true;
FogColorSource activeSelectionSource = distanceColorSource;
ColorSelectionType activeSelectionType = distanceFog.colorSelectionType;
if (activeSelectionType == ColorSelectionType.CopyOther)
{
activeSelectionType = heightFog.colorSelectionType;
activeSelectionSource = heightColorSource;
selectingFromDistance = false;
}
SetDistanceFogUniforms();
SetHeightFogUniforms();
if (activeSelectionType == ColorSelectionType.Gradient)
{
Material.SetTexture("_FogColorTexture0", selectingFromDistance ? DistanceColorTexture : HeightColorTexture);
}
else
{
Material.SetTexture("_FogColorTexture0", selectingFromDistance ? distanceColorSource.colorRamp : heightColorSource.colorRamp);
}
}
else
{
if (distanceFog.enabled)
{
Material.SetTexture("_FogColorTexture0", distanceFog.colorSelectionType == ColorSelectionType.Gradient ? DistanceColorTexture : distanceColorSource.colorRamp);
}
if (heightFog.enabled)
{
string colorTextureIdentifier = fogType == FogTypePass.HeightOnly ? "_FogColorTexture0" : "_FogColorTexture1";
Material.SetTexture(colorTextureIdentifier, heightFog.colorSelectionType == ColorSelectionType.Gradient ? HeightColorTexture : heightColorSource.colorRamp);
}
}
// Set distance fog properties
if (distanceFog.enabled)
{
SetDistanceFogUniforms();
}
// Set height fog properties
if (heightFog.enabled)
{
SetHeightFogUniforms();
}
return(fogType);
}
public DisplayOnSelectionType(ColorSelectionType _selectionType)
{
selectionType = _selectionType;
}
