protected virtual void OnEnable()
{
// arc handle has no radius handle by default
m_ArcHandle.SetColorWithRadiusHandle(Color.white, 0.1f);
m_ArcHandleUp.SetColorWithRadiusHandle(Color.white, 0.1f);
SceneView.onSceneGUIDelegate += OnSceneGUI;
}
public static ArcHandle InitAngularHandle()
{
ArcHandle handle = new ArcHandle();
handle.SetColorWithRadiusHandle(Color.white, 0f);
handle.radiusHandleSizeFunction = pos => 0f; // no radius handle
return(handle);
}
public static ArcHandle InitRadialHandle()
{
ArcHandle handle = new ArcHandle();
handle.SetColorWithRadiusHandle(Color.white, 0f);
handle.angle = 360f;
handle.angleHandleSizeFunction = pos => 0f; // no angle handle
handle.angleHandleColor = Color.clear;
return(handle);
}
void OnSceneGUI()
{
Color origCol = Handles.color;
Handles.color = s_GizmoColor;
Matrix4x4 orgMatrix = Handles.matrix;
EditorGUI.BeginChangeCheck();
foreach (UIParticle uip in _particles)
{
ParticleSystem ps = uip.cachedParticleSystem;
if (!ps || !uip.canvas)
{
continue;
}
var shapeModule = ps.shape;
var mainModule = ps.main;
ParticleSystemShapeType type = shapeModule.shapeType;
Matrix4x4 transformMatrix = new Matrix4x4();
if (mainModule.scalingMode == ParticleSystemScalingMode.Local)
{
transformMatrix.SetTRS(ps.transform.position, ps.transform.rotation, ps.transform.localScale);
}
else if (mainModule.scalingMode == ParticleSystemScalingMode.Hierarchy)
{
transformMatrix = ps.transform.localToWorldMatrix;
}
else
{
transformMatrix.SetTRS(ps.transform.position, ps.transform.rotation, ps.transform.lossyScale);
}
bool isBox = (type == ParticleSystemShapeType.Box || type == ParticleSystemShapeType.BoxShell || type == ParticleSystemShapeType.BoxEdge || type == ParticleSystemShapeType.Rectangle);
Vector3 emitterScale = isBox ? Vector3.one : shapeModule.scale;
Matrix4x4 emitterMatrix = Matrix4x4.TRS(shapeModule.position, Quaternion.Euler(shapeModule.rotation), emitterScale);
transformMatrix *= emitterMatrix;
Handles.matrix = transformMatrix;
if (uip.canvas.renderMode == RenderMode.ScreenSpaceOverlay || ps.main.scalingMode == ParticleSystemScalingMode.Hierarchy)
{
Handles.matrix = Handles.matrix * Matrix4x4.Scale(Vector3.one * uip.scale);
}
else
{
Handles.matrix = Handles.matrix * Matrix4x4.Scale(uip.canvas.rootCanvas.transform.localScale * uip.scale);
}
if (type == ParticleSystemShapeType.Sphere)
{
// Thickness
Handles.color *= s_ShapeGizmoThicknessTint;
EditorGUI.BeginChangeCheck();
//float radiusThickness = Handles.DoSimpleRadiusHandle (Quaternion.identity, Vector3.zero, shapeModule.radius * (1.0f - shapeModule.radiusThickness), false, shapeModule.arc);
float radiusThickness = Handles.RadiusHandle(Quaternion.identity, Vector3.zero, shapeModule.radius * (1.0f - shapeModule.radiusThickness), false);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Sphere Thickness Handle Change");
shapeModule.radiusThickness = 1.0f - (radiusThickness / shapeModule.radius);
}
// Sphere
Handles.color = s_GizmoColor;
EditorGUI.BeginChangeCheck();
//float radius = Handles.DoSimpleRadiusHandle (Quaternion.identity, Vector3.zero, shapeModule.radius, false, shapeModule.arc);
float radius = Handles.RadiusHandle(Quaternion.identity, Vector3.zero, shapeModule.radius, false);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Sphere Handle Change");
shapeModule.radius = radius;
}
// Texture
//Matrix4x4 textureTransform = transformMatrix * Matrix4x4.TRS (Vector3.zero, Quaternion.identity, Vector3.one * shapeModule.radius * 2.0f);
//OnSceneViewTextureGUI (shapeModule, s_SphereMesh, false, s_SphereTextureMaterial, textureTransform);
}
else if (type == ParticleSystemShapeType.Circle)
{
// Thickness
EditorGUI.BeginChangeCheck();
_arcHandle.angle = shapeModule.arc;
_arcHandle.radius = shapeModule.radius * (1.0f - shapeModule.radiusThickness);
_arcHandle.SetColorWithRadiusHandle(s_ShapeGizmoThicknessTint, 0f);
_arcHandle.angleHandleColor = Color.clear;
using (new Handles.DrawingScope(Handles.matrix * s_ArcHandleOffsetMatrix))
_arcHandle.DrawHandle();
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Circle Thickness Handle Change");
shapeModule.radiusThickness = 1.0f - (_arcHandle.radius / shapeModule.radius);
}
// Circle
EditorGUI.BeginChangeCheck();
_arcHandle.radius = shapeModule.radius;
_arcHandle.SetColorWithRadiusHandle(Color.white, 0f);
using (new Handles.DrawingScope(Handles.matrix * s_ArcHandleOffsetMatrix))
_arcHandle.DrawHandle();
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Circle Handle Change");
shapeModule.radius = _arcHandle.radius;
shapeModule.arc = _arcHandle.angle;
}
// Texture
//Matrix4x4 textureTransform = transformMatrix * Matrix4x4.TRS (Vector3.zero, Quaternion.Euler (90.0f, 0.0f, 180.0f), Vector3.one * shapeModule.radius * 2.0f);
//OnSceneViewTextureGUI (shapeModule, s_CircleMesh, true, s_TextureMaterial, textureTransform);
}
else if (type == ParticleSystemShapeType.Hemisphere)
{
// Thickness
Handles.color *= s_ShapeGizmoThicknessTint;
EditorGUI.BeginChangeCheck();
//float radiusThickness = Handles.DoSimpleRadiusHandle (Quaternion.identity, Vector3.zero, shapeModule.radius * (1.0f - shapeModule.radiusThickness), true, shapeModule.arc);
//float radiusThickness = Call<float> (typeof (Handles), "DoSimpleRadiusHandle", Quaternion.identity, Vector3.zero, shapeModule.radius * (1.0f - shapeModule.radiusThickness), true, shapeModule.arc);
float radiusThickness = Handles.RadiusHandle(Quaternion.identity, Vector3.zero, shapeModule.radius * (1.0f - shapeModule.radiusThickness), true);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Hemisphere Thickness Handle Change");
shapeModule.radiusThickness = 1.0f - (radiusThickness / shapeModule.radius);
}
// Hemisphere
Handles.color = s_GizmoColor;
EditorGUI.BeginChangeCheck();
//float radius = Handles.DoSimpleRadiusHandle (Quaternion.identity, Vector3.zero, shapeModule.radius, true, shapeModule.arc);
float radius = Handles.RadiusHandle(Quaternion.identity, Vector3.zero, shapeModule.radius, true);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Hemisphere Handle Change");
shapeModule.radius = radius;
}
// Texture
//Matrix4x4 textureTransform = transformMatrix * Matrix4x4.TRS (Vector3.zero, Quaternion.identity, Vector3.one * shapeModule.radius * 2.0f);
//OnSceneViewTextureGUI (shapeModule, s_HemisphereMesh, false, s_SphereTextureMaterial, textureTransform);
}
else if (type == ParticleSystemShapeType.Cone)
{
// Thickness
Handles.color *= s_ShapeGizmoThicknessTint;
EditorGUI.BeginChangeCheck();
float angleThickness = Mathf.Lerp(shapeModule.angle, 0.0f, shapeModule.radiusThickness);
Vector3 radiusThicknessAngleRange = new Vector3(shapeModule.radius * (1.0f - shapeModule.radiusThickness), angleThickness, mainModule.startSpeedMultiplier);
//radiusThicknessAngleRange = Handles.ConeFrustrumHandle (Quaternion.identity, Vector3.zero, radiusThicknessAngleRange, Handles.ConeHandles.Radius);
#if UNITY_2018_3_OR_NEWER
radiusThicknessAngleRange = Call <Vector3> (typeof(Handles), "ConeFrustrumHandle", Quaternion.identity, Vector3.zero, radiusThicknessAngleRange, 1);
#else
radiusThicknessAngleRange = Call <Vector3> (typeof(Handles), "ConeFrustrumHandle", Quaternion.identity, Vector3.zero, radiusThicknessAngleRange);
#endif
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Cone Thickness Handle Change");
shapeModule.radiusThickness = 1.0f - (radiusThicknessAngleRange.x / shapeModule.radius);
}
// Cone
Handles.color = s_GizmoColor;
EditorGUI.BeginChangeCheck();
Vector3 radiusAngleRange = new Vector3(shapeModule.radius, shapeModule.angle, mainModule.startSpeedMultiplier);
//radiusAngleRange = Handles.ConeFrustrumHandle (Quaternion.identity, Vector3.zero, radiusAngleRange);
#if UNITY_2018_3_OR_NEWER
radiusAngleRange = Call <Vector3> (typeof(Handles), "ConeFrustrumHandle", Quaternion.identity, Vector3.zero, radiusAngleRange, 7);
#else
radiusAngleRange = Call <Vector3> (typeof(Handles), "ConeFrustrumHandle", Quaternion.identity, Vector3.zero, radiusAngleRange);
#endif
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Cone Handle Change");
shapeModule.radius = radiusAngleRange.x;
shapeModule.angle = radiusAngleRange.y;
mainModule.startSpeedMultiplier = radiusAngleRange.z;
}
// Texture
//Matrix4x4 textureTransform = transformMatrix * Matrix4x4.TRS (Vector3.zero, Quaternion.Euler (90.0f, 0.0f, 180.0f), Vector3.one * shapeModule.radius * 2.0f);
//OnSceneViewTextureGUI (shapeModule, s_CircleMesh, true, s_TextureMaterial, textureTransform);
}
else if (type == ParticleSystemShapeType.ConeVolume)
{
// Thickness
Handles.color *= s_ShapeGizmoThicknessTint;
EditorGUI.BeginChangeCheck();
float angleThickness = Mathf.Lerp(shapeModule.angle, 0.0f, shapeModule.radiusThickness);
Vector3 radiusThicknessAngleLength = new Vector3(shapeModule.radius * (1.0f - shapeModule.radiusThickness), angleThickness, shapeModule.length);
//radiusThicknessAngleLength = Handles.ConeFrustrumHandle (Quaternion.identity, Vector3.zero, radiusThicknessAngleLength, Handles.ConeHandles.Radius);
#if UNITY_2018_3_OR_NEWER
radiusThicknessAngleLength = Call <Vector3> (typeof(Handles), "ConeFrustrumHandle", Quaternion.identity, Vector3.zero, radiusThicknessAngleLength, 1);
#else
radiusThicknessAngleLength = Call <Vector3> (typeof(Handles), "ConeFrustrumHandle", Quaternion.identity, Vector3.zero, radiusThicknessAngleLength);
#endif
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Cone Volume Thickness Handle Change");
shapeModule.radiusThickness = 1.0f - (radiusThicknessAngleLength.x / shapeModule.radius);
}
// Cone
Handles.color = s_GizmoColor;
EditorGUI.BeginChangeCheck();
Vector3 radiusAngleLength = new Vector3(shapeModule.radius, shapeModule.angle, shapeModule.length);
//radiusAngleLength = Handles.ConeFrustrumHandle (Quaternion.identity, Vector3.zero, radiusAngleLength);
#if UNITY_2018_3_OR_NEWER
radiusAngleLength = Call <Vector3> (typeof(Handles), "ConeFrustrumHandle", Quaternion.identity, Vector3.zero, radiusAngleLength, 7);
#else
radiusAngleLength = Call <Vector3> (typeof(Handles), "ConeFrustrumHandle", Quaternion.identity, Vector3.zero, radiusAngleLength);
#endif
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Cone Volume Handle Change");
shapeModule.radius = radiusAngleLength.x;
shapeModule.angle = radiusAngleLength.y;
shapeModule.length = radiusAngleLength.z;
}
// Texture
//Matrix4x4 textureTransform = transformMatrix * Matrix4x4.TRS (Vector3.zero, Quaternion.Euler (90.0f, 0.0f, 180.0f), Vector3.one * shapeModule.radius * 2.0f);
//OnSceneViewTextureGUI (shapeModule, s_CircleMesh, true, s_TextureMaterial, textureTransform);
}
else if (type == ParticleSystemShapeType.Box || type == ParticleSystemShapeType.BoxShell || type == ParticleSystemShapeType.BoxEdge)
{
EditorGUI.BeginChangeCheck();
_boxBoundsHandle.center = Vector3.zero;
_boxBoundsHandle.size = shapeModule.scale;
_boxBoundsHandle.DrawHandle();
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Box Handle Change");
shapeModule.scale = _boxBoundsHandle.size;
}
//Matrix4x4 textureTransform = transformMatrix * Matrix4x4.TRS (new Vector3 (0.0f, 0.0f, -m_BoxBoundsHandle.size.z * 0.5f), Quaternion.identity, m_BoxBoundsHandle.size);
//OnSceneViewTextureGUI (shapeModule, s_QuadMesh, true, s_TextureMaterial, textureTransform);
}
else if (type == ParticleSystemShapeType.Donut)
{
// Radius
EditorGUI.BeginChangeCheck();
_arcHandle.radius = shapeModule.radius;
_arcHandle.angle = shapeModule.arc;
_arcHandle.SetColorWithRadiusHandle(Color.white, 0f);
_arcHandle.wireframeColor = Color.clear;
using (new Handles.DrawingScope(Handles.matrix * s_ArcHandleOffsetMatrix))
_arcHandle.DrawHandle();
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Donut Handle Change");
shapeModule.radius = _arcHandle.radius;
shapeModule.arc = _arcHandle.angle;
}
// Donut extents
using (new Handles.DrawingScope(Handles.matrix * s_ArcHandleOffsetMatrix))
{
float excessAngle = shapeModule.arc % 360f;
float angle = Mathf.Abs(shapeModule.arc) >= 360f ? 360f : excessAngle;
Handles.DrawWireArc(new Vector3(0.0f, shapeModule.donutRadius, 0.0f), Vector3.up, Vector3.forward, angle, shapeModule.radius);
Handles.DrawWireArc(new Vector3(0.0f, -shapeModule.donutRadius, 0.0f), Vector3.up, Vector3.forward, angle, shapeModule.radius);
Handles.DrawWireArc(Vector3.zero, Vector3.up, Vector3.forward, angle, shapeModule.radius + shapeModule.donutRadius);
Handles.DrawWireArc(Vector3.zero, Vector3.up, Vector3.forward, angle, shapeModule.radius - shapeModule.donutRadius);
if (shapeModule.arc != 360.0f)
{
Quaternion arcRotation = Quaternion.AngleAxis(shapeModule.arc, Vector3.up);
Vector3 capCenter = arcRotation * Vector3.forward * shapeModule.radius;
Handles.DrawWireDisc(capCenter, arcRotation * Vector3.right, shapeModule.donutRadius);
}
}
// Donut thickness
_sphereBoundsHandle.axes = PrimitiveBoundsHandle.Axes.X | PrimitiveBoundsHandle.Axes.Y;
_sphereBoundsHandle.radius = shapeModule.donutRadius * (1.0f - shapeModule.radiusThickness);
_sphereBoundsHandle.center = Vector3.zero;
_sphereBoundsHandle.SetColor(s_ShapeGizmoThicknessTint);
const float handleInterval = 90.0f;
int numOuterRadii = Mathf.Max(1, (int)Mathf.Ceil(shapeModule.arc / handleInterval));
Matrix4x4 donutRadiusStartMatrix = Matrix4x4.TRS(new Vector3(shapeModule.radius, 0.0f, 0.0f), Quaternion.Euler(90.0f, 0.0f, 0.0f), Vector3.one);
for (int i = 0; i < numOuterRadii; i++)
{
EditorGUI.BeginChangeCheck();
using (new Handles.DrawingScope(Handles.matrix * (Matrix4x4.Rotate(Quaternion.Euler(0.0f, 0.0f, handleInterval * i)) * donutRadiusStartMatrix)))
_sphereBoundsHandle.DrawHandle();
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Donut Radius Thickness Handle Change");
shapeModule.radiusThickness = 1.0f - (_sphereBoundsHandle.radius / shapeModule.donutRadius);
}
}
// Donut radius
_sphereBoundsHandle.radius = shapeModule.donutRadius;
_sphereBoundsHandle.SetColor(Color.white);
for (int i = 0; i < numOuterRadii; i++)
{
EditorGUI.BeginChangeCheck();
using (new Handles.DrawingScope(Handles.matrix * (Matrix4x4.Rotate(Quaternion.Euler(0.0f, 0.0f, handleInterval * i)) * donutRadiusStartMatrix)))
_sphereBoundsHandle.DrawHandle();
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Donut Radius Handle Change");
shapeModule.donutRadius = _sphereBoundsHandle.radius;
}
}
// Texture
//Matrix4x4 textureTransform = transformMatrix * Matrix4x4.TRS (new Vector3 (shapeModule.radius, 0.0f, 0.0f), Quaternion.Euler (180.0f, 0.0f, 180.0f), Vector3.one * shapeModule.donutRadius * 2.0f);
//OnSceneViewTextureGUI (shapeModule, s_CircleMesh, true, s_TextureMaterial, textureTransform);
}
else if (type == ParticleSystemShapeType.SingleSidedEdge)
{
EditorGUI.BeginChangeCheck();
//float radius = Handles.DoSimpleEdgeHandle (Quaternion.identity, Vector3.zero, shapeModule.radius);
float radius = Call <float> (typeof(Handles), "DoSimpleEdgeHandle", Quaternion.identity, Vector3.zero, shapeModule.radius);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Edge Handle Change");
shapeModule.radius = radius;
}
}
else if (type == ParticleSystemShapeType.Mesh)
{
Mesh mesh = shapeModule.mesh;
if (mesh)
{
bool orgWireframeMode = GL.wireframe;
GL.wireframe = true;
s_Material.SetPass(0);
Graphics.DrawMeshNow(mesh, transformMatrix);
GL.wireframe = orgWireframeMode;
//OnSceneViewTextureGUI (shapeModule, mesh, false, s_TextureMaterial, transformMatrix);
}
}
else if (type == ParticleSystemShapeType.Rectangle)
{
EditorGUI.BeginChangeCheck();
_boxBoundsHandle.center = Vector3.zero;
_boxBoundsHandle.size = new Vector3(shapeModule.scale.x, shapeModule.scale.y, 0.0f);
_boxBoundsHandle.DrawHandle();
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Rectangle Handle Change");
shapeModule.scale = new Vector3(_boxBoundsHandle.size.x, _boxBoundsHandle.size.y, 0.0f);
}
//OnSceneViewTextureGUI (shapeModule, s_QuadMesh, true, s_TextureMaterial, transformMatrix * Matrix4x4.Scale (m_BoxBoundsHandle.size));
}
else if (type == ParticleSystemShapeType.Sprite)
{
Sprite sprite = shapeModule.sprite;
if (sprite)
{
if (!_spriteMesh)
{
_spriteMesh = new Mesh();
_spriteMesh.name = "ParticleSpritePreview";
_spriteMesh.hideFlags |= HideFlags.HideAndDontSave;
}
_spriteMesh.vertices = Array.ConvertAll(sprite.vertices, i => (Vector3)i);
_spriteMesh.uv = sprite.uv;
_spriteMesh.triangles = Array.ConvertAll(sprite.triangles, i => (int)i);
bool orgWireframeMode = GL.wireframe;
GL.wireframe = true;
s_Material.SetPass(0);
Graphics.DrawMeshNow(_spriteMesh, transformMatrix);
GL.wireframe = orgWireframeMode;
//OnSceneViewTextureGUI (shapeModule, m_SpriteMesh, false, s_TextureMaterial, transformMatrix);
}
}
}
Handles.color = origCol;
Handles.matrix = orgMatrix;
}
override public void OnSceneViewGUI()
{
Color origCol = Handles.color;
Handles.color = s_ShapeGizmoColor;
Matrix4x4 orgMatrix = Handles.matrix;
EditorGUI.BeginChangeCheck();
foreach (ParticleSystem ps in m_ParticleSystemUI.m_ParticleSystems)
{
var shapeModule = ps.shape;
var mainModule = ps.main;
ParticleSystemShapeType type = shapeModule.shapeType;
Matrix4x4 transformMatrix = new Matrix4x4();
if (mainModule.scalingMode == ParticleSystemScalingMode.Local)
{
transformMatrix.SetTRS(ps.transform.position, ps.transform.rotation, ps.transform.localScale);
}
else if (mainModule.scalingMode == ParticleSystemScalingMode.Hierarchy)
{
transformMatrix = ps.transform.localToWorldMatrix;
}
else
{
transformMatrix.SetTRS(ps.transform.position, ps.transform.rotation, ps.transform.lossyScale);
}
bool isBox = (type == ParticleSystemShapeType.Box || type == ParticleSystemShapeType.BoxShell || type == ParticleSystemShapeType.BoxEdge || type == ParticleSystemShapeType.Rectangle);
Vector3 emitterScale = isBox ? Vector3.one : shapeModule.scale;
Matrix4x4 emitterMatrix = Matrix4x4.TRS(shapeModule.position, Quaternion.Euler(shapeModule.rotation), emitterScale);
transformMatrix *= emitterMatrix;
Handles.matrix = transformMatrix;
if (type == ParticleSystemShapeType.Sphere)
{
EditorGUI.BeginChangeCheck();
float radius = Handles.DoSimpleRadiusHandle(Quaternion.identity, Vector3.zero, shapeModule.radius, false);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Sphere Handle Change");
shapeModule.radius = radius;
}
Matrix4x4 textureTransform = transformMatrix * Matrix4x4.TRS(Vector3.zero, Quaternion.identity, Vector3.one * shapeModule.radius * 2.0f);
OnSceneViewTextureGUI(shapeModule, s_SphereMesh, false, s_SphereTextureMaterial, textureTransform);
}
else if (type == ParticleSystemShapeType.Circle)
{
EditorGUI.BeginChangeCheck();
m_ArcHandle.radius = shapeModule.radius;
m_ArcHandle.angle = shapeModule.arc;
m_ArcHandle.SetColorWithRadiusHandle(Color.white, 0f);
using (new Handles.DrawingScope(Handles.matrix * s_ArcHandleOffsetMatrix))
m_ArcHandle.DrawHandle();
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Circle Handle Change");
shapeModule.radius = m_ArcHandle.radius;
shapeModule.arc = m_ArcHandle.angle;
}
Matrix4x4 textureTransform = transformMatrix * Matrix4x4.TRS(Vector3.zero, Quaternion.Euler(90.0f, 0.0f, 180.0f), Vector3.one * shapeModule.radius * 2.0f);
OnSceneViewTextureGUI(shapeModule, s_CircleMesh, true, s_TextureMaterial, textureTransform);
}
else if (type == ParticleSystemShapeType.Hemisphere)
{
EditorGUI.BeginChangeCheck();
float radius = Handles.DoSimpleRadiusHandle(Quaternion.identity, Vector3.zero, shapeModule.radius, true);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Hemisphere Handle Change");
shapeModule.radius = radius;
}
Matrix4x4 textureTransform = transformMatrix * Matrix4x4.TRS(Vector3.zero, Quaternion.identity, Vector3.one * shapeModule.radius * 2.0f);
OnSceneViewTextureGUI(shapeModule, s_HemisphereMesh, false, s_SphereTextureMaterial, textureTransform);
}
else if (type == ParticleSystemShapeType.Cone)
{
EditorGUI.BeginChangeCheck();
Vector3 radiusAngleRange = new Vector3(shapeModule.radius, shapeModule.angle, mainModule.startSpeedMultiplier);
radiusAngleRange = Handles.ConeFrustrumHandle(Quaternion.identity, Vector3.zero, radiusAngleRange);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Cone Handle Change");
shapeModule.radius = radiusAngleRange.x;
shapeModule.angle = radiusAngleRange.y;
mainModule.startSpeedMultiplier = radiusAngleRange.z;
}
Matrix4x4 textureTransform = transformMatrix * Matrix4x4.TRS(Vector3.zero, Quaternion.Euler(90.0f, 0.0f, 180.0f), Vector3.one * shapeModule.radius * 2.0f);
OnSceneViewTextureGUI(shapeModule, s_CircleMesh, true, s_TextureMaterial, textureTransform);
}
else if (type == ParticleSystemShapeType.ConeVolume)
{
EditorGUI.BeginChangeCheck();
Vector3 radiusAngleLength = new Vector3(shapeModule.radius, shapeModule.angle, shapeModule.length);
radiusAngleLength = Handles.ConeFrustrumHandle(Quaternion.identity, Vector3.zero, radiusAngleLength);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Cone Volume Handle Change");
shapeModule.radius = radiusAngleLength.x;
shapeModule.angle = radiusAngleLength.y;
shapeModule.length = radiusAngleLength.z;
}
Matrix4x4 textureTransform = transformMatrix * Matrix4x4.TRS(Vector3.zero, Quaternion.Euler(90.0f, 0.0f, 180.0f), Vector3.one * shapeModule.radius * 2.0f);
OnSceneViewTextureGUI(shapeModule, s_CircleMesh, true, s_TextureMaterial, textureTransform);
}
else if (type == ParticleSystemShapeType.Box || type == ParticleSystemShapeType.BoxShell || type == ParticleSystemShapeType.BoxEdge)
{
EditorGUI.BeginChangeCheck();
m_BoxBoundsHandle.center = Vector3.zero;
m_BoxBoundsHandle.size = shapeModule.scale;
m_BoxBoundsHandle.DrawHandle();
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Box Handle Change");
shapeModule.scale = m_BoxBoundsHandle.size;
}
Matrix4x4 textureTransform = transformMatrix * Matrix4x4.TRS(new Vector3(0.0f, 0.0f, -m_BoxBoundsHandle.size.z * 0.5f), Quaternion.identity, m_BoxBoundsHandle.size);
OnSceneViewTextureGUI(shapeModule, s_QuadMesh, true, s_TextureMaterial, textureTransform);
}
else if (type == ParticleSystemShapeType.Donut)
{
// radius
EditorGUI.BeginChangeCheck();
m_ArcHandle.radius = shapeModule.radius;
m_ArcHandle.angle = shapeModule.arc;
m_ArcHandle.SetColorWithRadiusHandle(Color.white, 0f);
m_ArcHandle.wireframeColor = Color.clear;
using (new Handles.DrawingScope(Handles.matrix * s_ArcHandleOffsetMatrix))
m_ArcHandle.DrawHandle();
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Donut Handle Change");
shapeModule.radius = m_ArcHandle.radius;
shapeModule.arc = m_ArcHandle.angle;
}
// donut extents
using (new Handles.DrawingScope(Handles.matrix * s_ArcHandleOffsetMatrix))
{
float excessAngle = shapeModule.arc % 360f;
float angle = Mathf.Abs(shapeModule.arc) >= 360f ? 360f : excessAngle;
Handles.DrawWireArc(new Vector3(0.0f, shapeModule.donutRadius, 0.0f), Vector3.up, Vector3.forward, angle, shapeModule.radius);
Handles.DrawWireArc(new Vector3(0.0f, -shapeModule.donutRadius, 0.0f), Vector3.up, Vector3.forward, angle, shapeModule.radius);
Handles.DrawWireArc(Vector3.zero, Vector3.up, Vector3.forward, angle, shapeModule.radius + shapeModule.donutRadius);
Handles.DrawWireArc(Vector3.zero, Vector3.up, Vector3.forward, angle, shapeModule.radius - shapeModule.donutRadius);
if (shapeModule.arc != 360.0f)
{
Quaternion arcRotation = Quaternion.AngleAxis(shapeModule.arc, Vector3.up);
Vector3 capCenter = arcRotation * Vector3.forward * shapeModule.radius;
Handles.DrawWireDisc(capCenter, arcRotation * Vector3.right, shapeModule.donutRadius);
}
}
// donut radius
m_SphereBoundsHandle.axes = PrimitiveBoundsHandle.Axes.X | PrimitiveBoundsHandle.Axes.Y;
m_SphereBoundsHandle.radius = shapeModule.donutRadius;
m_SphereBoundsHandle.center = Vector3.zero;
m_SphereBoundsHandle.SetColor(Color.white);
float handleInterval = 90.0f;
int numOuterRadii = Mathf.Max(1, (int)Mathf.Ceil(shapeModule.arc / handleInterval));
Matrix4x4 donutRadiusStartMatrix = Matrix4x4.TRS(new Vector3(shapeModule.radius, 0.0f, 0.0f), Quaternion.Euler(90.0f, 0.0f, 0.0f), Vector3.one);
for (int i = 0; i < numOuterRadii; i++)
{
EditorGUI.BeginChangeCheck();
using (new Handles.DrawingScope(Handles.matrix * (Matrix4x4.Rotate(Quaternion.Euler(0.0f, 0.0f, handleInterval * i)) * donutRadiusStartMatrix)))
m_SphereBoundsHandle.DrawHandle();
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Donut Radius Handle Change");
shapeModule.donutRadius = m_SphereBoundsHandle.radius;
}
}
// texture
Matrix4x4 textureTransform = transformMatrix * Matrix4x4.TRS(new Vector3(shapeModule.radius, 0.0f, 0.0f), Quaternion.Euler(180.0f, 0.0f, 180.0f), Vector3.one * shapeModule.donutRadius * 2.0f);
OnSceneViewTextureGUI(shapeModule, s_CircleMesh, true, s_TextureMaterial, textureTransform);
}
else if (type == ParticleSystemShapeType.SingleSidedEdge)
{
EditorGUI.BeginChangeCheck();
float radius = Handles.DoSimpleEdgeHandle(Quaternion.identity, Vector3.zero, shapeModule.radius);
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Edge Handle Change");
shapeModule.radius = radius;
}
}
else if (type == ParticleSystemShapeType.Mesh)
{
Mesh mesh = shapeModule.mesh;
if (mesh)
{
bool orgWireframeMode = GL.wireframe;
GL.wireframe = true;
s_Material.SetPass(0);
Graphics.DrawMeshNow(mesh, transformMatrix);
GL.wireframe = orgWireframeMode;
OnSceneViewTextureGUI(shapeModule, mesh, false, s_TextureMaterial, transformMatrix);
}
}
else if (type == ParticleSystemShapeType.Rectangle)
{
EditorGUI.BeginChangeCheck();
m_BoxBoundsHandle.center = Vector3.zero;
m_BoxBoundsHandle.size = new Vector3(shapeModule.scale.x, shapeModule.scale.y, 0.0f);
m_BoxBoundsHandle.DrawHandle();
if (EditorGUI.EndChangeCheck())
{
Undo.RecordObject(ps, "Rectangle Handle Change");
shapeModule.scale = new Vector3(m_BoxBoundsHandle.size.x, m_BoxBoundsHandle.size.y, 0.0f);
}
OnSceneViewTextureGUI(shapeModule, s_QuadMesh, true, s_TextureMaterial, transformMatrix * Matrix4x4.Scale(m_BoxBoundsHandle.size));
}
else if (type == ParticleSystemShapeType.Sprite)
{
Sprite sprite = shapeModule.sprite;
if (sprite)
{
if (!m_SpriteMesh)
{
m_SpriteMesh = new Mesh();
m_SpriteMesh.name = "ParticleSpritePreview";
m_SpriteMesh.hideFlags |= HideFlags.HideAndDontSave;
}
m_SpriteMesh.vertices = Array.ConvertAll(sprite.vertices, i => (Vector3)i);
m_SpriteMesh.uv = sprite.uv;
m_SpriteMesh.triangles = Array.ConvertAll(sprite.triangles, i => (int)i);
bool orgWireframeMode = GL.wireframe;
GL.wireframe = true;
s_Material.SetPass(0);
Graphics.DrawMeshNow(m_SpriteMesh, transformMatrix);
GL.wireframe = orgWireframeMode;
OnSceneViewTextureGUI(shapeModule, m_SpriteMesh, false, s_TextureMaterial, transformMatrix);
}
}
}
if (EditorGUI.EndChangeCheck())
{
m_ParticleSystemUI.m_ParticleEffectUI.m_Owner.Repaint();
}
Handles.color = origCol;
Handles.matrix = orgMatrix;
}
private void OnEnable()
{
m_Arc = new ArcHandle();
m_Arc.SetColorWithRadiusHandle(Color.red, 0.2f);
}
private void OnEnable()
{
arcHandle.SetColorWithRadiusHandle(INTERACTABLE_COLOR, 0f);
}
private new void OnEnable()
{
fOVVisualize = (FOVVisualize)target;
arcHandle = new ArcHandle();
arcHandle.SetColorWithRadiusHandle(Color.red, 0.2f);
}
private void OnEnable()
{
_arcHandle.SetColorWithRadiusHandle(EditorConstants.PRIMARY_COLOR, 0f);
_surface = (target as CylinderSurface);
}
protected virtual void OnEnable()
{
// arc handle has no radius handle by default
m_ArcHandle.SetColorWithRadiusHandle(Color.white, 0.1f);
}
