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;
}
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)
{
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();
}
}
}
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();
}
}
}
}
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);
// 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);
#if UNITY_2019_1_OR_NEWER
// Don't paint if eyedropper is selected
if (m_EyedropperSelected)
{
EditorGUIUtility.AddCursorRect(new Rect(0, 0, Screen.width, Screen.height), MouseCursor.CustomCursor);
editContext.Repaint();
return;
}
#endif
// We're only doing painting operations, early out if it's not a repaint
if (!editContext.hitValidTerrain && !commonUI.isInUse)
{
return;
}
// update brush UI group
commonUI.OnSceneGUI(terrain, editContext);
// Don't render preview if this isn't a repaint. losing performance if we do
if (Event.current.type != EventType.Repaint)
{
return;
}
Texture brushTexture = editContext.brushTexture;
using (IBrushRenderPreviewUnderCursor brushRender = new BrushRenderPreviewUIGroupUnderCursor(commonUI, "PaintTextureTool", brushTexture))
{
if (brushRender.CalculateBrushTransform(out BrushTransform brushTransform)) //cute.
{
RenderTexture tmpRT = RenderTexture.active;
Rect brushBounds = brushTransform.GetBrushXYBounds();
PaintContext heightmapContext = brushRender.AcquireHeightmap(false, brushBounds, 1);
Material brushMaterial = GetBrushPreviewMaterial();
brushMaterial.SetFloat("_BrushStrength", commonUI.brushStrength);
var defaultPreviewMaterial = Utility.GetDefaultPreviewMaterial();
var texelCtx = Utility.CollectTexelValidity(heightmapContext.originTerrain, brushTransform.GetBrushXYBounds());
Utility.SetupMaterialForPaintingWithTexelValidityContext(heightmapContext, texelCtx, brushTransform, defaultPreviewMaterial);
if (commonUI.brushMaskFilterStack.filters.Count > 0)
{
// Evaluate the brush mask filter stack
var brushMask = RTUtils.GetTempHandle(heightmapContext.sourceRenderTexture.width, heightmapContext.sourceRenderTexture.height, 0, FilterUtility.defaultFormat);
commonUI.GetBrushMask(heightmapContext.sourceRenderTexture, brushMask);
RenderTexture.active = tmpRT;
Utility.SetupMaterialForPaintingWithTexelValidityContext(heightmapContext, texelCtx, brushTransform, brushMaterial);
brushMaterial.SetTexture("_FilterTex", brushMask);
TerrainPaintUtilityEditor.DrawBrushPreview(heightmapContext, TerrainBrushPreviewMode.SourceRenderTexture, editContext.brushTexture, brushTransform, brushMaterial, 0);
RTUtils.Release(brushMask);
}
brushRender.RenderBrushPreview(heightmapContext, TerrainBrushPreviewMode.SourceRenderTexture, brushTransform, defaultPreviewMaterial, 0);
texelCtx.Cleanup();
}
}
}
