private void OnTexturingInspectorGUI(TerrainToolkit terrain)
{
Rect buttonRect;
Terrain ter = (Terrain) terrain.GetComponent(typeof(Terrain));
if (ter == null) {
return;
}
TerrainData terData = ter.terrainData;
terrain.splatPrototypes = terData.splatPrototypes;
EditorGUILayout.Separator();
float mouseX;
EditorGUILayout.BeginHorizontal();
GUI.skin = terrain.guiSkin;
GUILayout.Label("Texture Slope");
GUI.skin = null;
EditorGUILayout.EndHorizontal();
Rect gradientRect = EditorGUILayout.BeginHorizontal();
float gradientWidth = gradientRect.width - 55;
gradientRect.width = 15;
gradientRect.height = 19;
GUI.skin = terrain.guiSkin;
// Slope stop 1...
if (dragControl == "slopeStop1" && Event.current.type == EventType.MouseDrag) {
mouseX = Event.current.mousePosition.x - 7;
if (mouseX < 20) {
mouseX = 20;
} else if (mouseX > 19 + gradientWidth * (terrain.slopeBlendMaxAngle / 90)) {
mouseX = 19 + gradientWidth * (terrain.slopeBlendMaxAngle / 90);
}
gradientRect.x = mouseX;
terrain.slopeBlendMinAngle = ((mouseX - 20) / (gradientWidth + 1)) * 90;
} else {
gradientRect.x = 20 + gradientWidth * (terrain.slopeBlendMinAngle / 90);
}
if (Event.current.type == EventType.MouseDown && gradientRect.Contains(Event.current.mousePosition)) {
dragControl = "slopeStop1";
}
if (dragControl == "slopeStop1" && Event.current.type == EventType.MouseUp) {
dragControl = "";
}
GUI.Box(gradientRect, "", "slopeStop1");
// Slope stop 2...
if (dragControl == "slopeStop2" && Event.current.type == EventType.MouseDrag) {
mouseX = Event.current.mousePosition.x - 7;
if (mouseX < 21 + gradientWidth * (terrain.slopeBlendMinAngle / 90)) {
mouseX = 21 + gradientWidth * (terrain.slopeBlendMinAngle / 90);
} else if (mouseX > 21 + gradientWidth) {
mouseX = 21 + gradientWidth;
}
gradientRect.x = mouseX;
terrain.slopeBlendMaxAngle = ((mouseX - 20) / (gradientWidth + 1)) * 90;
} else {
gradientRect.x = 20 + gradientWidth * (terrain.slopeBlendMaxAngle / 90);
}
if (Event.current.type == EventType.MouseDown && gradientRect.Contains(Event.current.mousePosition)) {
dragControl = "slopeStop2";
}
if (dragControl == "slopeStop2" && Event.current.type == EventType.MouseUp) {
dragControl = "";
}
GUI.Box(gradientRect, "", "slopeStop2");
gradientRect.y += 19;
gradientRect.width = gradientWidth * (terrain.slopeBlendMinAngle / 90);
gradientRect.x = 27;
GUI.Box(gradientRect, "", "black");
gradientRect.width = gradientWidth * ((terrain.slopeBlendMaxAngle / 90) - (terrain.slopeBlendMinAngle / 90));
gradientRect.x = 27 + gradientWidth * (terrain.slopeBlendMinAngle / 90);
GUI.Box(gradientRect, "", "blackToWhite");
gradientRect.width = gradientWidth - gradientWidth * (terrain.slopeBlendMaxAngle / 90);
gradientRect.x = 27 + gradientWidth * (terrain.slopeBlendMaxAngle / 90);
GUI.Box(gradientRect, "", "white");
GUI.skin = null;
EditorGUILayout.EndHorizontal();
EditorGUILayout.Separator();
EditorGUILayout.Separator();
EditorGUILayout.Separator();
EditorGUILayout.Separator();
EditorGUILayout.BeginHorizontal();
EditorGUILayout.PrefixLabel("Cliff start");
terrain.slopeBlendMinAngle = EditorGUILayout.FloatField(terrain.slopeBlendMinAngle);
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
EditorGUILayout.PrefixLabel("Cliff end");
terrain.slopeBlendMaxAngle = EditorGUILayout.FloatField(terrain.slopeBlendMaxAngle);
EditorGUILayout.EndHorizontal();
EditorGUILayout.BeginHorizontal();
GUI.skin = terrain.guiSkin;
GUILayout.Label("Texture Height");
GUI.skin = null;
EditorGUILayout.EndHorizontal();
gradientRect = EditorGUILayout.BeginHorizontal();
gradientWidth = gradientRect.width - 55;
gradientRect.width = 15;
gradientRect.height = 19;
Rect gradientRect2 = gradientRect;
gradientRect2.y += 19;
GUI.skin = terrain.guiSkin;
string[] gradientStyles = new string[9];
gradientStyles[0] = "red";
gradientStyles[1] = "redToYellow";
gradientStyles[2] = "yellow";
gradientStyles[3] = "yellowToGreen";
gradientStyles[4] = "green";
gradientStyles[5] = "greenToCyan";
gradientStyles[6] = "cyan";
gradientStyles[7] = "cyanToBlue";
gradientStyles[8] = "blue";
List<float> heightBlendPoints = terrain.heightBlendPoints;
int numPoints = heightBlendPoints.Count;
float firstLimit = 1;
if (numPoints > 0) {
firstLimit = (float) heightBlendPoints[0];
} else {
gradientRect.x = 20;
GUI.Box(gradientRect, "", "greyStop");
gradientRect.x = 20 + gradientWidth;
GUI.Box(gradientRect, "", "greyStop");
}
gradientRect2.width = gradientWidth * firstLimit;
gradientRect2.x = 27;
if (terrain.splatPrototypes.Length < 2) {
GUI.Box(gradientRect2, "", "grey");
} else {
GUI.Box(gradientRect2, "", "red");
}
for (i = 0; i < numPoints; i++) {
// Height stop...
float lowerLimit = 0;
float upperLimit = 1;
if (i > 0) {
lowerLimit = (float) heightBlendPoints[i - 1];
}
if (i < numPoints - 1) {
upperLimit = (float) heightBlendPoints[i + 1];
}
if (dragControl == "heightStop"+i && Event.current.type == EventType.MouseDrag) {
mouseX = Event.current.mousePosition.x - 7;
if (mouseX < 20 + gradientWidth * lowerLimit) {
mouseX = 20 + gradientWidth * lowerLimit;
} else if (mouseX > 19 + gradientWidth * upperLimit) {
mouseX = 19 + gradientWidth * upperLimit;
}
gradientRect.x = mouseX;
heightBlendPoints[i] = (mouseX - 20) / (gradientWidth + 1);
} else {
gradientRect.x = 20 + gradientWidth * (float) heightBlendPoints[i];
}
if (Event.current.type == EventType.MouseDown && gradientRect.Contains(Event.current.mousePosition)) {
dragControl = "heightStop"+i;
}
if (dragControl == "heightStop"+i && Event.current.type == EventType.MouseUp) {
dragControl = "";
}
int stopNum = (int) Mathf.Ceil((float) i / 2) + 1;
if (i % 2 == 0) {
GUI.Box(gradientRect, ""+stopNum, "blackStop");
} else {
GUI.Box(gradientRect, ""+stopNum, "whiteStop");
}
gradientRect2.width = gradientWidth * (upperLimit - (float) heightBlendPoints[i]);
gradientRect2.x = 27 + gradientWidth * (float) heightBlendPoints[i];
GUI.Box(gradientRect2, "", gradientStyles[i + 1]);
}
GUI.skin = null;
EditorGUILayout.EndHorizontal();
EditorGUILayout.Separator();
EditorGUILayout.Separator();
EditorGUILayout.Separator();
EditorGUILayout.Separator();
string startOrEnd = "end";
for (i = 0; i < numPoints; i++) {
EditorGUILayout.BeginHorizontal();
int floatFieldNum = (int) Mathf.Ceil((float) i / 2) + 1;
EditorGUILayout.PrefixLabel("Texture "+floatFieldNum+" "+startOrEnd);
heightBlendPoints[i] = EditorGUILayout.FloatField((float) heightBlendPoints[i]);
EditorGUILayout.EndHorizontal();
if (startOrEnd == "end") {
startOrEnd = "start";
} else {
startOrEnd = "end";
}
}
terrain.heightBlendPoints = heightBlendPoints;
EditorGUILayout.BeginHorizontal();
GUI.skin = terrain.guiSkin;
GUILayout.Label("Textures");
GUI.skin = null;
EditorGUILayout.EndHorizontal();
int nTextures = 0;
EditorGUILayout.Separator();
if (GUI.changed) {
EditorUtility.SetDirty(terrain);
}
GUI.changed = false;
EditorGUILayout.BeginHorizontal();
EditorGUIUtility.LookLikeControls(80, 0);
foreach (SplatPrototype splatPrototype in terrain.splatPrototypes) {
Rect textureRect = EditorGUILayout.BeginHorizontal();
if (nTextures == 0) {
splatPrototype.texture = EditorGUILayout.ObjectField("Cliff texture", splatPrototype.texture, typeof(Texture2D), false) as Texture2D;
} else {
splatPrototype.texture = EditorGUILayout.ObjectField("Texture "+nTextures, splatPrototype.texture, typeof(Texture2D), false) as Texture2D;
}
GUI.skin = terrain.guiSkin;
textureRect.x += 146;
textureRect.width = 18;
textureRect.height = 18;
if (GUI.Button(textureRect, "", "deleteButton")) {
GUI.changed = true;
terrain.deleteSplatPrototype(terrain.tempTexture, nTextures);
EditorUtility.SetDirty(terrain);
}
GUI.skin = null;
EditorGUILayout.EndHorizontal();
if (nTextures % 2 == 1) {
EditorGUILayout.EndHorizontal();
EditorGUILayout.Separator();
EditorGUILayout.BeginHorizontal();
}
nTextures++;
if (nTextures > 5) {
break;
}
}
EditorGUIUtility.LookLikeControls();
EditorGUILayout.EndHorizontal();
if (GUI.changed) {
terData.splatPrototypes = terrain.splatPrototypes;
}
if (nTextures == 0 && !assignTexture) {
EditorGUILayout.BeginHorizontal();
GUI.skin = terrain.guiSkin;
GUILayout.Label("No textures have been assigned! Assign a texture.", "errorText");
GUI.skin = null;
EditorGUILayout.EndHorizontal();
EditorGUILayout.Separator();
}
if (nTextures < 6) {
EditorGUILayout.Separator();
buttonRect = EditorGUILayout.BeginHorizontal();
buttonRect.x = buttonRect.width / 2 - 50;
buttonRect.width = 100;
buttonRect.height = 18;
if (GUI.Button(buttonRect, "Add texture")) {
terrain.addSplatPrototype(terrain.defaultTexture, nTextures);
terData.splatPrototypes = terrain.splatPrototypes;
EditorUtility.SetDirty(terrain);
}
EditorGUILayout.EndHorizontal();
EditorGUILayout.Separator();
EditorGUILayout.Separator();
}
EditorGUILayout.Separator();
buttonRect = EditorGUILayout.BeginHorizontal();
buttonRect.x = buttonRect.width / 2 - 100;
buttonRect.width = 200;
buttonRect.height = 18;
GUI.skin = terrain.guiSkin;
if (nTextures < 2) {
GUI.Box(buttonRect, "Apply procedural texture", "disabledButton");
EditorGUILayout.EndHorizontal();
EditorGUILayout.Separator();
EditorGUILayout.Separator();
EditorGUILayout.Separator();
EditorGUILayout.BeginHorizontal();
GUILayout.Label("This feature is disabled! You must assign at least 2 textures.", "errorText");
} else {
if (GUI.Button(buttonRect, "Apply procedural texture")) {
// Undo not supported!
TerrainToolkit.TextureProgressDelegate textureProgressDelegate = new TerrainToolkit.TextureProgressDelegate(updateTextureProgress);
terrain.textureTerrain(textureProgressDelegate);
EditorUtility.ClearProgressBar();
GUIUtility.ExitGUI();
}
}
GUI.skin = null;
EditorGUILayout.EndHorizontal();
EditorGUILayout.Separator();
EditorGUILayout.Separator();
EditorGUILayout.Separator();
drawAdvancedSettingsGUI();
// If the user has added or removed textures in the Terrain component, correct the number of blend points...
if (Event.current.type == EventType.Repaint) {
if (numPoints % 2 != 0) {
terrain.deleteAllBlendPoints();
}
int correctNumPoints = (nTextures - 2) * 2;
if (nTextures < 3) {
correctNumPoints = 0;
}
if (numPoints < correctNumPoints) {
terrain.addBlendPoints();
} else if (numPoints > correctNumPoints) {
terrain.deleteBlendPoints();
}
}
}