public override void OnSceneGUI(Terrain terrain, IOnSceneGUI editContext)
{
commonUI.OnSceneGUI2D(terrain, editContext);
// only do the rest if user mouse hits valid terrain or they are using the
// brush parameter hotkeys to resize, etc
if (!editContext.hitValidTerrain && !commonUI.isInUse)
{
return;
}
// update brush UI group
commonUI.OnSceneGUI(terrain, editContext);
// dont render preview if this isnt a repaint. losing performance if we do
if (Event.current.type != EventType.Repaint)
{
return;
}
if (commonUI.isRaycastHitUnderCursorValid)
{
Texture brushTexture = editContext.brushTexture;
using (IBrushRenderPreviewUnderCursor brushRender = new BrushRenderPreviewUIGroupUnderCursor(commonUI, "Twist", editContext.brushTexture))
{
//draw brush circle
if (brushRender.CalculateBrushTransform(out BrushTransform brushXform))
{
PaintContext ctx = brushRender.AcquireHeightmap(false, brushXform.GetBrushXYBounds(), 1);
Material previewMaterial = Utility.GetDefaultPreviewMaterial();
var texelCtx = Utility.CollectTexelValidity(ctx.originTerrain, brushXform.GetBrushXYBounds());
Utility.SetupMaterialForPaintingWithTexelValidityContext(ctx, texelCtx, brushXform, previewMaterial);
TerrainPaintUtilityEditor.DrawBrushPreview(ctx, TerrainBrushPreviewMode.SourceRenderTexture,
editContext.brushTexture, brushXform, previewMaterial, 0);
// draw result preview
{
float finalTwistAmount = m_TwistAmount * -0.002f; //scale to a reasonable value and negate so default mode is clockwise
if (Event.current.shift)
{
finalTwistAmount *= -1.0f;
}
ApplyBrushInternal(brushRender, ctx, commonUI.brushStrength, finalTwistAmount, brushTexture, brushXform);
// restore old render target
RenderTexture.active = ctx.oldRenderTexture;
previewMaterial.SetTexture("_HeightmapOrig", ctx.sourceRenderTexture);
TerrainPaintUtilityEditor.DrawBrushPreview(ctx, TerrainBrushPreviewMode.DestinationRenderTexture,
editContext.brushTexture, brushXform, previewMaterial, 1);
}
texelCtx.Cleanup();
}
}
}
}
public override void OnSceneGUI(Terrain terrain, IOnSceneGUI editContext)
{
// grab m_MouseOnPatchIndex here to avoid calling again in OnRenderBrushPreview
m_MouseOnPatchIndex = ClampedDetailPatchesGUI(terrain, out var detailMinMaxHeight, out var clampedDetailPatchIconScreenPositions);
DrawClampedDetailPatchGUI(m_MouseOnPatchIndex, clampedDetailPatchIconScreenPositions, detailMinMaxHeight, terrain, editContext);
}
public override void OnSceneGUI(Terrain terrain, IOnSceneGUI editContext)
{
TerrainPaintUtilityEditor.ShowDefaultPreviewBrush(
terrain,
editContext.brushTexture,
editContext.brushSize);
}
public override void OnSceneGUI(Terrain terrain, IOnSceneGUI editContext)
{
if ((Event.current.type == EventType.MouseUp || Event.current.type == EventType.MouseDown) &&
(Event.current.button == 2 || Event.current.alt) ||
terrain.terrainData == null)
{
return;
}
Quaternion rot = new Quaternion();
rot.eulerAngles = new Vector3(90, 00, 0);
Handles.color = new Color(0.9f, 1.0f, 0.8f, 1.0f);
Vector3 size = terrain.terrainData.size;
TerrainMap mapGroup = TerrainMap.CreateFromPlacement(terrain);
if (mapGroup == null)
{
return;
}
foreach (TerrainTileCoord coord in mapGroup.terrainTiles.Keys)
{
int x = coord.tileX;
int y = coord.tileZ;
Terrain t = mapGroup.GetTerrain(x, y);
if (t == null)
{
continue;
}
Terrain left = mapGroup.GetTerrain(x - 1, y);
Terrain right = mapGroup.GetTerrain(x + 1, y);
Terrain top = mapGroup.GetTerrain(x, y + 1);
Terrain bottom = mapGroup.GetTerrain(x, y - 1);
Vector3 pos = t.transform.position + 0.5f * new Vector3(size.x, 0, size.z);
if ((bottom == null) && Handles.Button(pos + new Vector3(0, 0, -size.z), rot, 0.5f * size.x, 0.5f * size.x, Handles.RectangleHandleCapWorldSpace))
{
CreateNeighbor(terrain, t.transform.position + Vector3.back * size.z);
}
if ((top == null) && Handles.Button(pos + new Vector3(0, 0, size.z), rot, 0.5f * size.x, 0.5f * size.x, Handles.RectangleHandleCapWorldSpace))
{
CreateNeighbor(terrain, t.transform.position + Vector3.forward * size.z);
}
if ((right == null) && Handles.Button(pos + new Vector3(size.x, 0, 0), rot, 0.5f * size.x, 0.5f * size.x, Handles.RectangleHandleCapWorldSpace))
{
CreateNeighbor(terrain, t.transform.position + Vector3.right * size.x);
}
if ((left == null) && Handles.Button(pos + new Vector3(-size.x, 0, 0), rot, 0.5f * size.x, 0.5f * size.x, Handles.RectangleHandleCapWorldSpace))
{
CreateNeighbor(terrain, t.transform.position + Vector3.left * size.x);
}
}
}
public override void OnSceneGUI(Terrain terrain, IOnSceneGUI editContext)
{
commonUI.OnSceneGUI2D(terrain, editContext);
if (!editContext.hitValidTerrain && !commonUI.isInUse)
{
return;
}
// update brush UI group
commonUI.OnSceneGUI(terrain, editContext);
if (Event.current.type != EventType.Repaint)
{
return;
}
if (commonUI.isRaycastHitUnderCursorValid)
{
using (IBrushRenderPreviewUnderCursor brushRender = new BrushRenderPreviewUIGroupUnderCursor(commonUI, "PaintHoles", editContext.brushTexture))
{
if (brushRender.CalculateBrushTransform(out BrushTransform brushXform))
{
PaintContext paintContext = brushRender.AcquireHeightmap(false, brushXform.GetBrushXYBounds(), 1);
Material material = TerrainPaintUtilityEditor.GetDefaultBrushPreviewMaterial();
brushRender.RenderBrushPreview(paintContext, TerrainPaintUtilityEditor.BrushPreview.SourceRenderTexture, brushXform, material, 0);
}
}
}
}
public override void OnSceneGUI(Terrain terrain, IOnSceneGUI editContext)
{
commonUI.OnSceneGUI2D(terrain, editContext);
if (!editContext.hitValidTerrain && !commonUI.isInUse)
{
return;
}
// update brush UI group
commonUI.OnSceneGUI(terrain, editContext);
if (Event.current.type != EventType.Repaint)
{
return;
}
if (commonUI.isRaycastHitUnderCursorValid)
{
using (IBrushRenderPreviewUnderCursor brushRender = new BrushRenderPreviewUIGroupUnderCursor(commonUI, "PaintHoles", editContext.brushTexture))
{
if (brushRender.CalculateBrushTransform(out BrushTransform brushXform))
{
PaintContext paintContext = brushRender.AcquireHeightmap(false, brushXform.GetBrushXYBounds(), 1);
Material previewMaterial = Utility.GetDefaultPreviewMaterial();
var texelCtx = Utility.CollectTexelValidity(paintContext.originTerrain, brushXform.GetBrushXYBounds());
Utility.SetupMaterialForPaintingWithTexelValidityContext(paintContext, texelCtx, brushXform, previewMaterial);
TerrainPaintUtilityEditor.DrawBrushPreview(paintContext, TerrainBrushPreviewMode.SourceRenderTexture,
editContext.brushTexture, brushXform, previewMaterial, 0);
texelCtx.Cleanup();
}
}
}
}
public override void OnSceneGUI(Terrain terrain, IOnSceneGUI editContext)
{
commonUI.OnSceneGUI2D(terrain, editContext);
// only do the rest if user mouse hits valid terrain or they are using the
// brush parameter hotkeys to resize, etc
if (!editContext.hitValidTerrain && !commonUI.isInUse)
{
return;
}
// update brush UI group
commonUI.OnSceneGUI(terrain, editContext);
// dont render preview if this isnt a repaint. losing performance if we do
if (Event.current.type != EventType.Repaint)
{
return;
}
using (IBrushRenderPreviewUnderCursor brushRender = new BrushRenderPreviewUIGroupUnderCursor(commonUI, "ThermalErosion", editContext.brushTexture))
{
if (brushRender.CalculateBrushTransform(out BrushTransform brushXform))
{
Material previewMaterial = Utility.GetDefaultPreviewMaterial();
PaintContext ctx = brushRender.AcquireHeightmap(false, brushXform.GetBrushXYBounds(), 1);
var texelCtx = Utility.CollectTexelValidity(ctx.originTerrain, brushXform.GetBrushXYBounds());
Utility.SetupMaterialForPaintingWithTexelValidityContext(ctx, texelCtx, brushXform, previewMaterial);
TerrainPaintUtilityEditor.DrawBrushPreview(ctx, TerrainBrushPreviewMode.SourceRenderTexture,
editContext.brushTexture, brushXform, previewMaterial, 0);
texelCtx.Cleanup();
}
}
}
private void ProcessInput(Terrain terrain, IOnSceneGUI editContext)
{
// update Left Mouse Button state
if (Event.current.type == EventType.MouseDown && Event.current.button == 0 && editContext.hitValidTerrain)
{
m_lmb = true;
}
else if (Event.current.type == EventType.MouseUp && Event.current.button == 0)
{
m_lmb = false;
}
if (!m_isPainting)
{
if (Event.current.type == EventType.KeyDown &&
(Event.current.keyCode == KeyCode.LeftControl || Event.current.keyCode == KeyCode.RightControl))
{
m_ctrl = true;
}
else if (Event.current.type == EventType.KeyUp &&
(Event.current.keyCode == KeyCode.LeftControl || Event.current.keyCode == KeyCode.RightControl))
{
m_ctrl = false;
}
}
m_wasPainting = m_isPainting;
m_isPainting = m_lmb && !m_ctrl;
}
public virtual void AppendBrushInfo(Terrain terrain, IOnSceneGUI editContext, StringBuilder builder)
{
builder.AppendLine($"Brush: {m_Name}");
builder.AppendLine();
m_Controllers.ForEach((controller) => controller.AppendBrushInfo(terrain, editContext, builder));
}
public override void OnSceneGUI(Terrain terrain, IOnSceneGUI editContext)
{
commonUI.OnSceneGUI2D(terrain, editContext);
// only do the rest if user mouse hits valid terrain or they are using the
// brush parameter hotkeys to resize, etc
if (!editContext.hitValidTerrain && !commonUI.isInUse)
{
return;
}
// update brush UI group
commonUI.OnSceneGUI(terrain, editContext);
ProcessInput(terrain, editContext);
if (!commonUI.isInUse)
{
UpdateBrushLocations(terrain, editContext);
}
// dont render preview if this isnt a repaint. losing performance if we do
if (Event.current.type != EventType.Repaint)
{
return;
}
DrawBrushPreviews(terrain, editContext);
}
public override void OnSceneGUI(Terrain terrain, IOnSceneGUI editContext)
{
commonUI.OnSceneGUI2D(terrain, editContext);
// only do the rest if user mouse hits valid terrain or they are using the
// brush parameter hotkeys to resize, etc
if (!editContext.hitValidTerrain && !commonUI.isInUse)
{
return;
}
// update brush UI group
commonUI.OnSceneGUI(terrain, editContext);
// dont render preview if this isnt a repaint. losing performance if we do
if (Event.current.type != EventType.Repaint)
{
return;
}
using (IBrushRenderPreviewUnderCursor brushRender = new BrushRenderPreviewUIGroupUnderCursor(commonUI, "HydroErosion", editContext.brushTexture))
{
if (brushRender.CalculateBrushTransform(out BrushTransform brushXform))
{
PaintContext ctx = brushRender.AcquireHeightmap(false, brushXform.GetBrushXYBounds(), 1);
brushRender.RenderBrushPreview(ctx, TerrainPaintUtilityEditor.BrushPreview.SourceRenderTexture, brushXform, TerrainPaintUtilityEditor.GetDefaultBrushPreviewMaterial(), 0);
}
}
}
private void ProcessInput(Terrain terrain, IOnSceneGUI editContext)
{
// update Left Mouse Button state
if (Event.current.type == EventType.MouseDown && Event.current.button == 0 && commonUI.isRaycastHitUnderCursorValid)
{
m_lmb = true;
}
else if (Event.current.type == EventType.MouseUp && Event.current.button == 0)
{
m_lmb = false;
}
if (!m_isPainting)
{
m_ctrl = Event.current.control;
}
m_wasPainting = m_isPainting;
// xxx(jcowles): this logic is no good becuse it makes assumptions about what modifier keys will enable/disable painting,
// however this cannot be known without querying other systems (e.g. orbiting the camera uses some combination of mouse
// buttons and modifier keys, but the exact configuration is a user setting). For now, assume when ALT is pressed, we are
// not painting.
m_isPainting = m_lmb && !m_ctrl && !Event.current.alt;
}
public virtual void OnSceneGUI(Terrain terrain, IOnSceneGUI editContext)
{
rtc.ReleaseRenderTextures();
Event currentEvent = Event.current;
int controlId = GUIUtility.GetControlID(BrushUITools.s_TerrainEditorHash, FocusType.Passive);
if (canUpdateTerrainUnderCursor)
{
isRaycastHitUnderCursorValid = editContext.hitValidTerrain;
terrainUnderCursor = terrain;
raycastHitUnderCursor = editContext.raycastHit;
}
m_Controllers.ForEach((controller) => controller.OnSceneGUI(currentEvent, controlId, terrain, editContext));
ConsumeEvents(terrain, editContext);
if (!isRecording && OnPaintOccurrence.history.Count != 0)
{
SaveBrushData();
}
brushMaskFilterStackView.OnSceneGUI(terrain, this);
if (editContext.hitValidTerrain && Event.current.keyCode == KeyCode.F && Event.current.type != EventType.Layout)
{
SceneView.currentDrawingSceneView.Frame(new Bounds()
{
center = raycastHitUnderCursor.point, size = new Vector3(brushSize, 1, brushSize)
}, false);
Event.current.Use();
}
}
public override void OnSceneGUI(Terrain terrain, IOnSceneGUI editContext)
{
// We're only doing painting operations, early out if it's not a repaint
if (Event.current.type != EventType.Repaint)
{
return;
}
if (editContext.hitValidTerrain)
{
BrushTransform brushXform = TerrainPaintUtility.CalculateBrushTransform(terrain, editContext.raycastHit.textureCoord, editContext.brushSize, 0.0f);
PaintContext paintContext = TerrainPaintUtility.BeginPaintHeightmap(terrain, brushXform.GetBrushXYBounds(), 1);
Material material = TerrainPaintUtilityEditor.GetDefaultBrushPreviewMaterial();
TerrainPaintUtilityEditor.DrawBrushPreview(
paintContext, TerrainPaintUtilityEditor.BrushPreview.SourceRenderTexture, editContext.brushTexture, brushXform, material, 0);
// draw result preview
{
ApplyBrushInternal(paintContext, editContext.brushStrength, editContext.brushTexture, brushXform);
// restore old render target
RenderTexture.active = paintContext.oldRenderTexture;
material.SetTexture("_HeightmapOrig", paintContext.sourceRenderTexture);
TerrainPaintUtilityEditor.DrawBrushPreview(
paintContext, TerrainPaintUtilityEditor.BrushPreview.DestinationRenderTexture, editContext.brushTexture, brushXform, material, 1);
}
TerrainPaintUtility.ReleaseContextResources(paintContext);
}
}
public override void OnSceneGUI(Terrain terrain, IOnSceneGUI editContext)
{
commonUI.OnSceneGUI2D(terrain, editContext);
if (!editContext.hitValidTerrain && !commonUI.isInUse)
{
return;
}
commonUI.OnSceneGUI(terrain, editContext);
Event evt = Event.current;
if (evt.control && (evt.type == EventType.ScrollWheel))
{
const float k_mouseWheelToHeightRatio = -0.004f;
stampToolProperties.stampHeight += Event.current.delta.y * k_mouseWheelToHeightRatio * editContext.raycastHit.distance;
evt.Use();
editContext.Repaint();
SaveSetting();
}
// We're only doing painting operations, early out if it's not a repaint
if (evt.type != EventType.Repaint)
{
return;
}
if (commonUI.isRaycastHitUnderCursorValid)
{
Texture brushTexture = editContext.brushTexture;
using (IBrushRenderPreviewUnderCursor brushRender = new BrushRenderPreviewUIGroupUnderCursor(commonUI, "Stamp", brushTexture))
{
if (brushRender.CalculateBrushTransform(out BrushTransform brushXform))
{
PaintContext paintContext = brushRender.AcquireHeightmap(false, brushXform.GetBrushXYBounds(), 1);
Material previewMaterial = Utility.GetDefaultPreviewMaterial();
var texelCtx = Utility.CollectTexelValidity(paintContext.originTerrain, brushXform.GetBrushXYBounds());
Utility.SetupMaterialForPaintingWithTexelValidityContext(paintContext, texelCtx, brushXform, previewMaterial);
TerrainPaintUtilityEditor.DrawBrushPreview(paintContext, TerrainBrushPreviewMode.SourceRenderTexture,
editContext.brushTexture, brushXform, previewMaterial, 0);
// draw result preview
{
ApplyBrushInternal(brushRender, paintContext, commonUI.brushStrength, brushTexture, brushXform, terrain);
// restore old render target
RenderTexture.active = paintContext.oldRenderTexture;
previewMaterial.SetTexture("_HeightmapOrig", paintContext.sourceRenderTexture);
TerrainPaintUtilityEditor.DrawBrushPreview(paintContext, TerrainBrushPreviewMode.DestinationRenderTexture,
editContext.brushTexture, brushXform, previewMaterial, 1);
}
TerrainPaintUtility.ReleaseContextResources(paintContext);
texelCtx.Cleanup();
}
}
}
}
private void UpdateBrushPreview3d(IOnSceneGUI editContext)
{
bool dirty = brushPreview3d.stampHeight != m_StampHeight;
if (brushPreview3d.brushInstanceId == editContext.brushTexture.GetInstanceID() && !dirty)
{
return;
}
brushPreview3d.stampHeight = m_StampHeight;
brushPreview3d.brushInstanceId = editContext.brushTexture.GetInstanceID();
brushPreview3d.meshPreviewTexture = ScaleTexture(editContext.brushTexture as Texture2D, brushPreview3d.meshPreviewTextureSize, brushPreview3d.meshPreviewTextureSize);
brushPreview3d.mesh = GenerateMeshFromHeightmap(brushPreview3d.meshPreviewTexture);
// note: the red tint on the 3d preview is just a side effect of the scaling (grayscale, rgb). but i like it => leaving it as it is
// if you want grayscale, either just set color to black or do a proper conversion
//Material material = new Material(Shader.Find("Standard"));
Material material = new Material(Shader.Find("Standard"));
material.color = Color.white;
material.SetTexture("_MainTex", brushPreview3d.meshPreviewTexture);
material.SetTextureScale("_MainTex", new Vector2(1.0f / brushPreview3d.meshPreviewTexture.width, 1.0f / brushPreview3d.meshPreviewTexture.height));
brushPreview3d.material = material;
}
public override void OnRenderBrushPreview(Terrain terrain, IOnSceneGUI editContext)
{
if (m_MouseOnPatchIndex == -1 && editContext.hitValidTerrain && Event.current.type == EventType.Repaint)
{
BrushTransform brushXform = TerrainPaintUtility.CalculateBrushTransform(terrain, editContext.raycastHit.textureCoord, editContext.brushSize, 0.0f);
PaintContext ctx = TerrainPaintUtility.BeginPaintHeightmap(terrain, brushXform.GetBrushXYBounds(), 1);
TerrainPaintUtilityEditor.DrawBrushPreview(ctx, TerrainBrushPreviewMode.SourceRenderTexture, editContext.brushTexture, brushXform, TerrainPaintUtilityEditor.GetDefaultBrushPreviewMaterial(), 0);
TerrainPaintUtility.ReleaseContextResources(ctx);
}
}
public override void OnSceneGUI(Terrain terrain, IOnSceneGUI editContext)
{
commonUI.OnSceneGUI2D(terrain, editContext);
// only do the rest if user mouse hits valid terrain or they are using the
// brush parameter hotkeys to resize, etc
if (!editContext.hitValidTerrain && !commonUI.isInUse)
{
return;
}
// update brush UI group
commonUI.OnSceneGUI(terrain, editContext);
// dont render preview if this isnt a repaint. losing performance if we do
if (Event.current.type != EventType.Repaint)
{
return;
}
using (IBrushRenderPreviewUnderCursor brushPreview =
new BrushRenderPreviewUIGroupUnderCursor(commonUI, "NoiseHeightTool", editContext.brushTexture))
{
float brushSize = commonUI.brushSize;
float brushStrength = Event.current.control ? -commonUI.brushStrength : commonUI.brushStrength;
Vector3 brushPosWS = commonUI.raycastHitUnderCursor.point;
brushPreview.CalculateBrushTransform(out var brushXform);
PaintContext ctx = brushPreview.AcquireHeightmap(false, brushXform.GetBrushXYBounds(), 1);
Material previewMaterial = Utility.GetDefaultPreviewMaterial();
var texelCtx = Utility.CollectTexelValidity(ctx.originTerrain, brushXform.GetBrushXYBounds());
Utility.SetupMaterialForPaintingWithTexelValidityContext(ctx, texelCtx, brushXform, previewMaterial);
TerrainPaintUtilityEditor.DrawBrushPreview(ctx, TerrainBrushPreviewMode.SourceRenderTexture,
editContext.brushTexture, brushXform, previewMaterial, 0);
ApplyBrushInternal(terrain, ctx, brushXform, brushPosWS, commonUI.brushRotation,
brushStrength, brushSize, editContext.brushTexture);
TerrainPaintUtility.SetupTerrainToolMaterialProperties(ctx, brushXform, previewMaterial);
// restore old render target
RenderTexture.active = ctx.oldRenderTexture;
previewMaterial.SetTexture("_HeightmapOrig", ctx.sourceRenderTexture);
TerrainPaintUtilityEditor.DrawBrushPreview(ctx, TerrainBrushPreviewMode.DestinationRenderTexture,
editContext.brushTexture, brushXform, previewMaterial, 1);
texelCtx.Cleanup();
TerrainPaintUtility.ReleaseContextResources(ctx);
}
}
public override void OnSceneGUI(Terrain terrain, IOnSceneGUI editContext)
{
commonUI.OnSceneGUI2D(terrain, editContext);
if (editContext.hitValidTerrain || commonUI.isInUse)
{
commonUI.OnSceneGUI(terrain, editContext);
if (Event.current.type != EventType.Repaint)
{
return;
}
if (pathToolProperties != null && pathToolProperties.widthProfile != null)
{
float endWidth = Mathf.Abs(pathToolProperties.widthProfile.Evaluate(1.0f));
BrushTransform brushXform = TerrainPaintUtility.CalculateBrushTransform(terrain, commonUI.raycastHitUnderCursor.textureCoord, commonUI.brushSize * endWidth, commonUI.brushRotation);
PaintContext ctx = TerrainPaintUtility.BeginPaintHeightmap(terrain, brushXform.GetBrushXYBounds(), 1);
TerrainPaintUtilityEditor.DrawBrushPreview(ctx, TerrainPaintUtilityEditor.BrushPreview.SourceRenderTexture, editContext.brushTexture, brushXform, TerrainPaintUtilityEditor.GetDefaultBrushPreviewMaterial(), 0);
TerrainPaintUtility.ReleaseContextResources(ctx);
}
}
if (Event.current.type != EventType.Repaint)
{
return;
}
switch (pathToolProperties.paintMode)
{
case PaintMode.Paint:
// nothing to do, no special indicator
break;
case PaintMode.Stroke:
//display a brush preview at first or last clicked path location, using starting size from width profile
if (m_StartTerrain != null)
{
float startWidth = Mathf.Abs(pathToolProperties.widthProfile.Evaluate(0.0f));
BrushTransform brushTransform = TerrainPaintUtility.CalculateBrushTransform(m_StartTerrain, m_StartPoint, commonUI.brushSize * startWidth, commonUI.brushRotation);
PaintContext sampleContext = TerrainPaintUtility.BeginPaintHeightmap(m_StartTerrain, brushTransform.GetBrushXYBounds());
TerrainPaintUtilityEditor.DrawBrushPreview(sampleContext, TerrainPaintUtilityEditor.BrushPreview.SourceRenderTexture,
editContext.brushTexture, brushTransform, TerrainPaintUtilityEditor.GetDefaultBrushPreviewMaterial(), 0);
TerrainPaintUtility.ReleaseContextResources(sampleContext);
}
break;
default:
throw new System.Exception(string.Format("Unsupported paint mode {0}", pathToolProperties.paintMode));
}
}
override public void OnSceneGUI(Terrain currentTerrain, IOnSceneGUI editContext)
{
Terrain terrain = currentTerrain;
float brushSize = editContext.brushSize;
BrushTransform brushXform = TerrainPaintUtility.CalculateBrushTransform(terrain, editContext.raycastHit.textureCoord, brushSize, 0.0f);
PaintContext ctx = TerrainPaintUtility.BeginPaintHeightmap(terrain, brushXform.GetBrushXYBounds(), 1);
Material brushPreviewMat = BrushUtilities.GetDefaultBrushPreviewMaterial();
brushPreviewMat.color = bridgeBrushColor;
BrushUtilities.DrawBrushPreview(ctx, BrushUtilities.BrushPreview.SourceRenderTexture, editContext.brushTexture, brushXform, brushPreviewMat, 0);
TerrainPaintUtility.ReleaseContextResources(ctx);
}
public override void OnSceneGUI(Terrain terrain, IOnSceneGUI editContext)
{
Event evt = Event.current;
if (evt.control && (evt.type == EventType.ScrollWheel))
{
const float k_mouseWheelToHeightRatio = -0.0004f;
// we use distance to modify the scroll speed, so that when a user is up close to the brush, they get fine adjustment, and when the user is far from the brush, it adjusts quickly
m_StampHeightTerrainSpace += Event.current.delta.y * k_mouseWheelToHeightRatio * editContext.raycastHit.distance;
evt.Use();
editContext.Repaint();
}
}
public virtual void OnSceneGUI2D(Terrain terrain, IOnSceneGUI editContext)
{
StringBuilder builder = new StringBuilder();
Handles.BeginGUI();
{
AppendBrushInfo(terrain, editContext, builder);
string text = builder.ToString();
string trimmedText = text.Trim('\n', '\r', ' ', '\t');
GUILayout.Box(trimmedText, Styles.Box, GUILayout.ExpandWidth(false));
Handles.EndGUI();
}
}
public override void OnSceneGUI(Terrain terrain, IOnSceneGUI editContext)
{
commonUI.OnSceneGUI2D(terrain, editContext);
// only do the rest if user mouse hits valid terrain or they are using the
// brush parameter hotkeys to resize, etc
if (!editContext.hitValidTerrain && !commonUI.isInUse)
{
return;
}
// update brush UI group
commonUI.OnSceneGUI(terrain, editContext);
// dont render preview if this isnt a repaint. losing performance if we do
if (Event.current.type != EventType.Repaint)
{
return;
}
if (commonUI.isRaycastHitUnderCursorValid)
{
using (IBrushRenderPreviewUnderCursor brushRender = new BrushRenderPreviewUIGroupUnderCursor(commonUI, "PaintHeight", editContext.brushTexture))
{
if (brushRender.CalculateBrushTransform(out BrushTransform brushXform))
{
PaintContext paintContext = brushRender.AcquireHeightmap(false, brushXform.GetBrushXYBounds(), 1);
Material previewMaterial = Utility.GetDefaultPreviewMaterial();
var texelCtx = Utility.CollectTexelValidity(paintContext.originTerrain, brushXform.GetBrushXYBounds());
Utility.SetupMaterialForPaintingWithTexelValidityContext(paintContext, texelCtx, brushXform, previewMaterial);
TerrainPaintUtilityEditor.DrawBrushPreview(paintContext, TerrainBrushPreviewMode.SourceRenderTexture,
editContext.brushTexture, brushXform, previewMaterial, 0);
// draw result preview
{
float s = Event.current.control ? -commonUI.brushStrength : commonUI.brushStrength;
ApplyBrushInternal(terrain, brushRender, paintContext, s, editContext.brushTexture, brushXform);
// restore old render target
RenderTexture.active = paintContext.oldRenderTexture;
previewMaterial.SetTexture("_HeightmapOrig", paintContext.sourceRenderTexture);
TerrainPaintUtilityEditor.DrawBrushPreview(paintContext, TerrainBrushPreviewMode.DestinationRenderTexture,
editContext.brushTexture, brushXform, previewMaterial, 1);
texelCtx.Cleanup();
}
}
}
}
}
public override void OnSceneGUI(Terrain terrain, IOnSceneGUI editContext)
{
commonUI.OnSceneGUI2D(terrain, editContext);
// only do the rest if user mouse hits valid terrain or they are using the
// brush parameter hotkeys to resize, etc
if (!editContext.hitValidTerrain && !commonUI.isInUse)
{
return;
}
// update brush UI group
commonUI.OnSceneGUI(terrain, editContext);
// dont render preview if this isnt a repaint. losing performance if we do
if (Event.current.type != EventType.Repaint)
{
return;
}
Texture brushTexture = editContext.brushTexture;
using (IBrushRenderPreviewUnderCursor brushRender = new BrushRenderPreviewUIGroupUnderCursor(commonUI, "PinchHeight", brushTexture))
{
if (brushRender.CalculateBrushTransform(out BrushTransform brushXform))
{
Material material = TerrainPaintUtilityEditor.GetDefaultBrushPreviewMaterial();
PaintContext ctx = brushRender.AcquireHeightmap(false, brushXform.GetBrushXYBounds(), 1);
brushRender.RenderBrushPreview(ctx, TerrainPaintUtilityEditor.BrushPreview.SourceRenderTexture, brushXform, material, 0);
// draw result preview
{
float finalPinchAmount = m_PinchAmount * 0.005f; //scale to a reasonable value and negate so default mode is clockwise
if (Event.current.shift)
{
finalPinchAmount *= -1.0f;
}
ApplyBrushInternal(brushRender, ctx, commonUI.brushStrength, finalPinchAmount, brushTexture, brushXform);
// restore old render target
RenderTexture.active = ctx.oldRenderTexture;
material.SetTexture("_HeightmapOrig", ctx.sourceRenderTexture);
brushRender.RenderBrushPreview(ctx, TerrainPaintUtilityEditor.BrushPreview.DestinationRenderTexture, brushXform, material, 1);
}
}
}
}
public void OnSceneGUI(Terrain currentTerrain, IOnSceneGUI editContext, BrushSettings brushSettings)
{
if (m_StartTerrain != null && m_StartPoint != null)
{
// anchor is placed on the start terrain, independent of the active one; needed for multi-tiles
Terrain terrain = m_StartTerrain;
BrushTransform anchorBrushXform = TerrainPaintUtility.CalculateBrushTransform(terrain, m_StartPoint, brushSettings.brushSize, brushSettings.brushRotationDegrees);
PaintContext anchorCtx = TerrainPaintUtility.BeginPaintHeightmap(terrain, anchorBrushXform.GetBrushXYBounds(), 1);
Material brushPreviewMat = BrushUtilities.GetDefaultBrushPreviewMaterial();
brushPreviewMat.color = anchorBrushColor;
BrushUtilities.DrawBrushPreview(anchorCtx, BrushUtilities.BrushPreview.SourceRenderTexture, editContext.brushTexture, anchorBrushXform, brushPreviewMat, 0);
TerrainPaintUtility.ReleaseContextResources(anchorCtx);
}
}
private void DrawBrushPreviews(Terrain terrain, IOnSceneGUI editContext)
{
Vector2 sampleUV;
BrushTransform sampleXform;
PaintContext sampleContext = null;
Material previewMat = Utility.GetDefaultPreviewMaterial();
// draw sample location brush and create context data to be used when drawing target brush previews
if (m_SampleLocation.terrain != null)
{
sampleUV = TerrainUVFromBrushLocation(m_SampleLocation.terrain, m_SampleLocation.pos);
sampleXform = TerrainPaintUtility.CalculateBrushTransform(m_SampleLocation.terrain, sampleUV, commonUI.brushSize, commonUI.brushRotation);
sampleContext = TerrainPaintUtility.BeginPaintHeightmap(m_SampleLocation.terrain, sampleXform.GetBrushXYBounds());
var texelCtx = Utility.CollectTexelValidity(sampleContext.originTerrain, sampleXform.GetBrushXYBounds());
Utility.SetupMaterialForPaintingWithTexelValidityContext(sampleContext, texelCtx, sampleXform, previewMat);
TerrainPaintUtilityEditor.DrawBrushPreview(sampleContext, TerrainBrushPreviewMode.SourceRenderTexture,
editContext.brushTexture, sampleXform, previewMat, 0);
texelCtx.Cleanup();
}
// draw brush preview and mesh preview for current mouse position
if (commonUI.isRaycastHitUnderCursorValid)
{
BrushTransform brushXform = TerrainPaintUtility.CalculateBrushTransform(terrain, commonUI.raycastHitUnderCursor.textureCoord, commonUI.brushSize, commonUI.brushRotation);
PaintContext ctx = TerrainPaintUtility.BeginPaintHeightmap(terrain, brushXform.GetBrushXYBounds(), 1);
var texelCtx = Utility.CollectTexelValidity(ctx.originTerrain, brushXform.GetBrushXYBounds());
Utility.SetupMaterialForPaintingWithTexelValidityContext(ctx, texelCtx, brushXform, previewMat);
TerrainPaintUtilityEditor.DrawBrushPreview(ctx, TerrainBrushPreviewMode.SourceRenderTexture,
editContext.brushTexture, brushXform, previewMat, 0);
if (sampleContext != null && cloneToolProperties.m_PaintHeightmap)
{
ApplyHeightmap(sampleContext, ctx, brushXform, terrain, editContext.brushTexture, commonUI.brushStrength);
RenderTexture.active = ctx.oldRenderTexture;
previewMat.SetTexture("_HeightmapOrig", ctx.sourceRenderTexture);
TerrainPaintUtilityEditor.DrawBrushPreview(ctx, TerrainBrushPreviewMode.DestinationRenderTexture,
editContext.brushTexture, brushXform, previewMat, 1);
}
// Restores RenderTexture.active
ctx.Cleanup();
texelCtx.Cleanup();
}
// Restores RenderTexture.active
sampleContext?.Cleanup();
}
public override void OnSceneGUI(Terrain terrain, IOnSceneGUI editContext)
{
// We're only doing painting operations, early out if it's not a repaint
if (Event.current.type != EventType.Repaint)
{
return;
}
if (editContext.hitValidTerrain)
{
BrushTransform brushXform = TerrainPaintUtility.CalculateBrushTransform(terrain, editContext.raycastHit.textureCoord, editContext.brushSize, 0.0f);
PaintContext ctx = TerrainPaintUtility.BeginPaintHeightmap(terrain, brushXform.GetBrushXYBounds(), 1);
TerrainPaintUtilityEditor.DrawBrushPreview(ctx, TerrainPaintUtilityEditor.BrushPreview.SourceRenderTexture, editContext.brushTexture, brushXform, TerrainPaintUtilityEditor.GetDefaultBrushPreviewMaterial(), 0);
TerrainPaintUtility.ReleaseContextResources(ctx);
}
}
public override void OnSceneGUI(Terrain terrain, IOnSceneGUI editContext)
{
if (Event.current.shift)
{
SampleTerrain(terrain, editContext);
}
if (Event.current.type == EventType.MouseUp && Event.current.button == 0)
{
disablePaint = false;
drawLine = false;
}
TerrainPaintUtilityEditor.ShowDefaultPreviewBrush(terrain,
editContext.brushTexture,
editContext.brushSize);
}
private void DrawBrushPreviews(Terrain terrain, IOnSceneGUI editContext)
{
Vector2 sampleUV;
BrushTransform sampleXform;
PaintContext sampleContext = null;
Material previewMat = TerrainPaintUtilityEditor.GetDefaultBrushPreviewMaterial();
// draw sample location brush and create context data to be used when drawing target brush previews
if (m_SampleLocation.terrain != null)
{
sampleUV = TerrainUVFromBrushLocation(m_SampleLocation.terrain, m_SampleLocation.pos);
sampleXform = TerrainPaintUtility.CalculateBrushTransform(m_SampleLocation.terrain, sampleUV, editContext.brushSize, 0);
sampleContext = TerrainPaintUtility.BeginPaintHeightmap(m_SampleLocation.terrain, sampleXform.GetBrushXYBounds());
TerrainPaintUtilityEditor.DrawBrushPreview(sampleContext, TerrainPaintUtilityEditor.BrushPreview.SourceRenderTexture,
editContext.brushTexture, sampleXform, previewMat, 0);
}
// draw brush preview and mesh preview for current mouse position
if (editContext.hitValidTerrain)
{
BrushTransform targetXform = TerrainPaintUtility.CalculateBrushTransform(terrain, editContext.raycastHit.textureCoord, editContext.brushSize, 0f);
PaintContext targetContext = TerrainPaintUtility.BeginPaintHeightmap(terrain, targetXform.GetBrushXYBounds(), 1);
// draw basic preview of brush
TerrainPaintUtilityEditor.DrawBrushPreview(targetContext, TerrainPaintUtilityEditor.BrushPreview.SourceRenderTexture,
editContext.brushTexture, targetXform, previewMat, 0);
if (sampleContext != null && m_PaintHeightmap)
{
ApplyHeightmap(sampleContext, targetContext, targetXform, terrain, editContext.brushTexture, editContext.brushStrength);
// draw preview of brush mesh
RenderTexture.active = targetContext.oldRenderTexture;
previewMat.SetTexture("_HeightmapOrig", targetContext.sourceRenderTexture);
TerrainPaintUtilityEditor.DrawBrushPreview(targetContext, TerrainPaintUtilityEditor.BrushPreview.DestinationRenderTexture,
editContext.brushTexture, targetXform, previewMat, 1);
}
TerrainPaintUtility.ReleaseContextResources(targetContext);
}
if (sampleContext != null)
{
TerrainPaintUtility.ReleaseContextResources(sampleContext);
}
}
override public void OnSceneGUI(Terrain currentTerrain, IOnSceneGUI editContext, BrushSettings brushSettings)
{
if (editContext.hitValidTerrain)
{
Terrain terrain = currentTerrain;
// the smooth brush size is relative to the main brush size
float brushSize = brushSettings.brushSize * paintBrushSize / 100f;
BrushTransform brushXform = TerrainPaintUtility.CalculateBrushTransform(terrain, editContext.raycastHit.textureCoord, brushSize, brushSettings.brushRotationDegrees);
PaintContext ctx = TerrainPaintUtility.BeginPaintHeightmap(terrain, brushXform.GetBrushXYBounds(), 1);
Material brushPreviewMat = BrushUtilities.GetDefaultBrushPreviewMaterial();
brushPreviewMat.color = paintBrushColor;
BrushUtilities.DrawBrushPreview(ctx, BrushUtilities.BrushPreview.SourceRenderTexture, editContext.brushTexture, brushXform, brushPreviewMat, 0);
TerrainPaintUtility.ReleaseContextResources(ctx);
}
}
