public void UpdateTransformRecursive(ref WorldSpaceRect parentLocalToWorldSpaceRect, WorldSpaceMask currentMask, Entity entity, float2 scale)
{
if (DisabledFromEntity.Exists(entity))
{
return;
}
var childTransform = RectTransformFromEntity[entity];
var childLocalToWorld = RectTransformUtils.CalculateWorldSpaceRect(parentLocalToWorldSpaceRect, scale, childTransform);
WorldSpaceRectFromEntity[entity] = childLocalToWorld;
ElementScaleFromEntity[entity] = new ElementScale()
{
Value = scale
};
UpdateRectMask(entity, childLocalToWorld, ref currentMask);
WorldSpaceMaskFromEntity[entity] = currentMask;
if (RebuildFlagFromEntity.Exists(entity))
{
RebuildFlagFromEntity[entity] = new RebuildElementMeshFlag()
{
Rebuild = true
}
}
;
if (ChildrenFromEntity.Exists(entity))
{
var children = ChildrenFromEntity[entity];
for (int i = 0; i < children.Length; i++)
{
UpdateTransformRecursive(ref childLocalToWorld, currentMask, children[i].Value, scale);
}
}
}
public static void UpdateTransformRecursive(ref WorldSpaceRect parentLocalToWorldSpaceRect, WorldSpaceMask currentMask, Entity entity, float2 scale, ref HierarchyRebuildContext rebuildContext)
{
var childTransform = rebuildContext.RectTransformFromEntity[entity];
var childLocalToWorld = CalculateWorldSpaceRect(parentLocalToWorldSpaceRect, scale, childTransform);
rebuildContext.WorldSpaceRectFromEntity[entity] = childLocalToWorld;
rebuildContext.ElementScaleFromEntity[entity] = new ElementScale()
{
Value = scale
};
UpdateRectMask(entity, childLocalToWorld, ref currentMask, ref rebuildContext);
rebuildContext.WorldSpaceMaskFromEntity[entity] = currentMask;
if (rebuildContext.RebuildFlagFromEntity.Exists(entity))
{
rebuildContext.RebuildFlagFromEntity[entity] = new RebuildElementMeshFlag()
{
Rebuild = true
}
}
;
if (rebuildContext.ChildrenFromEntity.Exists(entity))
{
var children = rebuildContext.ChildrenFromEntity[entity];
for (int i = 0; i < children.Length; i++)
{
UpdateTransformRecursive(ref childLocalToWorld, currentMask, children[i].Value, scale, ref rebuildContext);
}
}
}
public void Execute(ArchetypeChunk chunk, int index, int entityOffset)
{
var chunkRectTransform = chunk.GetNativeArray(RectTransformType);
var entities = chunk.GetNativeArray(EntityType);
var chunkChildren = chunk.GetBufferAccessor(ChildType);
var canvasSizeArray = chunk.GetNativeArray(CanvasSizeType);
NativeArray <CanvasConstantPhysicalSizeScaler> physicalSizeArray = default;
bool useConstantPhysicalSize = chunk.Has(ConstantPhysicalScaler);
if (useConstantPhysicalSize)
{
physicalSizeArray = chunk.GetNativeArray(ConstantPhysicalScaler);
}
//HierarchyRebuildContext rebuildContext = new HierarchyRebuildContext()
//{
// ChildrenFromEntity = RebuildContext.ChildrenFromEntity,
// ElementScaleFromEntity = RebuildContext.ElementScaleFromEntity,
// RebuildFlagFromEntity = RebuildFlagFromEntity,
// RectMaskFromEntity = RectMaskFromEntity,
// RectTransformFromEntity = RectTransformFromEntity,
// WorldSpaceMaskFromEntity = WorldSpaceMaskFromEntity,
// WorldSpaceRectFromEntity = WorldSpaceRectFromEntity
//};
for (int i = 0; i < chunk.Count; i++)
{
float2 scale = new float2(1.0f, 1.0f);
if (useConstantPhysicalSize)
{
scale = Dpi * physicalSizeArray[i].Factor;
}
var canvasRect = new WorldSpaceRect()
{
Min = float2.zero, //chunkRectTransform[i].Position,
Max = canvasSizeArray[i].Value //(chunkRectTransform[i].Position + canvasSizeArray[i].Value)
};
RebuildContext.WorldSpaceRectFromEntity[entities[i]] = canvasRect;
var children = chunkChildren[i];
var parentLocalToWorld = canvasRect;
WorldSpaceMask canvasMask = new WorldSpaceMask()
{
Min = canvasRect.Min,
Max = canvasRect.Max
};
for (int j = 0; j < children.Length; j++)
{
var childTransform = RebuildContext.RectTransformFromEntity[children[j].Value];
RectTransformUtils.UpdateTransformRecursive(ref parentLocalToWorld, canvasMask, children[j].Value, scale, ref RebuildContext);
//UpdateTransformRecursive(ref parentLocalToWorld, canvasMask, children[j].Value, scale);
}
}
}
public static RectTransform CalculateInverseTransformWithAnchors(WorldSpaceRect desiredRect, WorldSpaceRect parent, RectTransform currentTransform, float2 scale)
{
var anchorDiff = currentTransform.AnchorMax - currentTransform.AnchorMin;
var parentSizeRelation = parent.Size * anchorDiff;
currentTransform.SizeDelta = (desiredRect.Size - parentSizeRelation) / scale;
var start = desiredRect.Min + desiredRect.Size * currentTransform.Pivot;
currentTransform.Position = (start - math.lerp(parent.Min, parent.Max, math.lerp(currentTransform.AnchorMin, currentTransform.AnchorMax, currentTransform.Pivot))) / scale;
return(currentTransform);
}
public static float GetAlignedLinePosition(ref WorldSpaceRect rect, float lineWidth, HorizontalAlignmentOptions horizontalAlignment)
{
if ((horizontalAlignment & HorizontalAlignmentOptions.Right) == HorizontalAlignmentOptions.Right)
{
return(rect.Min.x + rect.Width - lineWidth);
}
if ((horizontalAlignment & HorizontalAlignmentOptions.Center) == HorizontalAlignmentOptions.Center)
{
return(rect.Min.x + rect.Width * 0.5f - lineWidth * 0.5f);
}
return(rect.Min.x);
}
private void UpdateRectMask(Entity entity, WorldSpaceRect elementRect, ref WorldSpaceMask mask)
{
if (RectMaskFromEntity.Exists(entity))
{
float2 newMin = math.max(mask.Min, elementRect.Min);
float2 newMax = math.min(mask.Max, elementRect.Max);
mask = new WorldSpaceMask
{
Min = newMin,
Max = newMax
};
}
}
private static void UpdateRectMask(Entity entity, WorldSpaceRect elementRect, ref WorldSpaceMask mask, ref HierarchyRebuildContext rebuildContext)
{
if (rebuildContext.RectMaskFromEntity.Exists(entity))
{
float2 newMin = math.max(mask.Min, elementRect.Min);
float2 newMax = math.min(mask.Max, elementRect.Max);
mask = new WorldSpaceMask
{
Min = newMin,
Max = newMax
};
}
}
public void Execute(ArchetypeChunk chunk, int index, int entityOffset)
{
var chunkRectTransform = chunk.GetNativeArray(RectTransformType);
var entities = chunk.GetNativeArray(EntityType);
var chunkChildren = chunk.GetBufferAccessor(ChildType);
NativeArray <CanvasConstantPhysicalSizeScaler> physicalSizeArray = default;
bool useConstantPhysicalSize = chunk.Has(ConstantPhysicalScaler);
if (useConstantPhysicalSize)
{
physicalSizeArray = chunk.GetNativeArray(ConstantPhysicalScaler);
}
for (int i = 0; i < chunk.Count; i++)
{
float2 scale = new float2(1.0f, 1.0f);
if (useConstantPhysicalSize)
{
scale = Dpi * physicalSizeArray[i].Factor;
}
var canvasRect = new WorldSpaceRect()
{
Min = chunkRectTransform[i].Position,
Max = (chunkRectTransform[i].Position + new float2(ScreenWidth, ScreenHeight))
};
LocalToWorldFromEntity[entities[i]] = canvasRect;
var children = chunkChildren[i];
var parentLocalToWorld = canvasRect;
WorldSpaceMask canvasMask = new WorldSpaceMask()
{
Min = canvasRect.Min,
Max = canvasRect.Max
};
for (int j = 0; j < children.Length; j++)
{
var childTransform = RectTransformFromEntity[children[j].Value];
UpdateTransform(ref parentLocalToWorld, canvasMask, children[j].Value, scale, index);
}
}
}
public static float2 GetAlignedStartPosition(ref WorldSpaceRect rect, ref TextRenderer settings, ref TextFontAsset font, float textBlockHeight, float2 scale)
{
float startY = 0.0f;
VerticalAlignmentOptions vertical = (VerticalAlignmentOptions)settings.Alignment;
HorizontalAlignmentOptions horizontal = (HorizontalAlignmentOptions)settings.Alignment;
if ((vertical & VerticalAlignmentOptions.Bottom) == VerticalAlignmentOptions.Bottom)
{
startY = rect.Min.y - font.DescentLine * scale.y + textBlockHeight - font.LineHeight * scale.y;
}
else if ((vertical & VerticalAlignmentOptions.Middle) == VerticalAlignmentOptions.Middle)
{
startY = (rect.Min.y + rect.Max.y) * 0.5f - (font.AscentLine) * scale.y + textBlockHeight * 0.5f;
}
else if ((vertical & VerticalAlignmentOptions.Top) == VerticalAlignmentOptions.Top)
{
startY = rect.Max.y - (font.AscentLine) * scale.y;
}
return(new float2(rect.Min.x, startY));
}
private void UpdateTransform(ref WorldSpaceRect parentLocalToWorldSpaceRect, WorldSpaceMask currentMask, Entity entity, float2 scale, int jobIdx)
{
var childTransform = RectTransformFromEntity[entity];
float2 start = math.lerp(parentLocalToWorldSpaceRect.Min, parentLocalToWorldSpaceRect.Max, math.lerp(childTransform.AnchorMin, childTransform.AnchorMax, childTransform.Pivot)) + childTransform.Position * scale;
float2 anchorDiff = childTransform.AnchorMax - childTransform.AnchorMin;
float2 size = (parentLocalToWorldSpaceRect.Max - parentLocalToWorldSpaceRect.Min) * anchorDiff + childTransform.SizeDelta * scale;
float2 min = start - size * childTransform.Pivot;
float2 max = start + size * (new float2(1.0f, 1.0f) - childTransform.Pivot);
var childLocalToWorld = new WorldSpaceRect()
{
Min = min,
Max = max,
};
LocalToWorldFromEntity[entity] = childLocalToWorld;
ElementScaleType[entity] = new ElementScale()
{
Value = scale
};
UpdateRectMask(entity, childLocalToWorld, ref currentMask);
WorldSpaceMaskFromEntity[entity] = currentMask;
if (RebuildFlagType.Exists(entity))
{
RebuildFlagType[entity] = new RebuildElementMeshFlag()
{
Rebuild = true
}
}
;
if (ChildFromEntity.Exists(entity))
{
var children = ChildFromEntity[entity];
for (int i = 0; i < children.Length; i++)
{
UpdateTransform(ref childLocalToWorld, currentMask, children[i].Value, scale, jobIdx);
}
}
}
public static WorldSpaceRect CalculateWorldSpaceRect(WorldSpaceRect parentRect, float2 scale,
RectTransform childTransform)
{
var start =
math.lerp(parentRect.Min, parentRect.Max,
math.lerp(childTransform.AnchorMin, childTransform.AnchorMax, childTransform.Pivot)) +
childTransform.Position * scale;
var anchorDiff = childTransform.AnchorMax - childTransform.AnchorMin;
var size = (parentRect.Max - parentRect.Min) * anchorDiff +
childTransform.SizeDelta * scale;
var min = start - size * childTransform.Pivot;
var max = start + size * (new float2(1.0f, 1.0f) - childTransform.Pivot);
var childRect = new WorldSpaceRect()
{
Min = min,
Max = max,
};
return(childRect);
}
public static bool ContainsPoint(this WorldSpaceRect rect, float2 point)
{
return((point.x >= rect.Min.x && point.x <= rect.Max.x) &&
(point.y >= rect.Min.y && point.y <= rect.Max.y));
}
private void PopulateMesh(WorldSpaceRect rect, ElementScale scale, WorldSpaceMask mask, TextRenderer settings, float4 color, ref DynamicBuffer <TextData> textBuffer, ref DynamicBuffer <ControlVertexData> vertices, ref DynamicBuffer <ControlVertexIndex> triangles)
{
_VerticalAlignmentOptions verticalAlignment = (_VerticalAlignmentOptions)settings.Alignment;
_HorizontalAlignmentOptions horizontalAlignment = (_HorizontalAlignmentOptions)settings.Alignment;
var font = FontAssetFromEntity[settings.Font];
var glyphData = FontGlyphDataFromEntity[settings.Font];
float2 canvasScale = settings.Size * scale.Value / font.PointSize;
float stylePadding = 1.25f + (settings.Bold ? font.BoldStyle / 4.0f : font.NormalStyle / 4.0f);
float styleSpaceMultiplier = 1.0f + (settings.Bold ? font.BoldSpace * 0.01f : font.NormalSpace * 0.01f);
NativeList <TextUtils.TextLineInfo> lines = new NativeList <TextUtils.TextLineInfo>(Allocator.Temp);
TextUtils.CalculateLines(ref rect, canvasScale, styleSpaceMultiplier, ref glyphData, ref textBuffer, lines);
float textBlockHeight = lines.Length * font.LineHeight * canvasScale.y;
float2 alignedStartPosition = TextUtils.GetAlignedStartPosition(ref rect, ref settings, ref font, textBlockHeight, canvasScale);
float2 currentCharacter = alignedStartPosition;
int lineIdx = 0;
for (int i = 0; i < textBuffer.Length; i++)
{
if (lineIdx < lines.Length && i == lines[lineIdx].CharacterOffset)
{
currentCharacter = new float2(TextUtils.GetAlignedLinePosition(ref rect, lines[lineIdx].LineWidth, horizontalAlignment),
alignedStartPosition.y - font.LineHeight * canvasScale.y * lineIdx);
lineIdx++;
}
var character = textBuffer[i].Value;
if (character == (ushort)'\n')
{
// It's handled in GetLinesOffsets
continue;
}
if (TextUtils.GetGlyph(character, ref glyphData, out FontGlyphData ch))
{
int startIndex = vertices.Length;
float2 uv2 = new float2(ch.Scale, ch.Scale) * math.select(canvasScale, -canvasScale, settings.Bold);
float2 vMin = currentCharacter + new float2(ch.Metrics.horizontalBearingX - stylePadding, ch.Metrics.horizontalBearingY - ch.Metrics.height - stylePadding) * canvasScale;
float2 vMax = vMin + new float2(ch.Metrics.width + stylePadding * 2.0f, ch.Metrics.height + stylePadding * 2.0f) * canvasScale;
float4 uv = new float4(ch.Rect.x - stylePadding, ch.Rect.y - stylePadding, (ch.Rect.x + ch.Rect.width + stylePadding), (ch.Rect.y + ch.Rect.height + stylePadding)) / new float4(font.AtlasSize, font.AtlasSize);
RectMaskCut cut = SpriteUtility.GetRectangleMaskCut(vMin, vMax, uv.xy, uv.zw, ref mask);
var cutSize = cut.Max + cut.Min;
if (!(cutSize.x > vMax.x - vMin.x) && !(cutSize.y > vMax.y - vMin.y))
{
float4 vertexPos = new float4(vMin + cut.Min, vMax - cut.Max);
uv.xy = uv.xy + cut.UvMin;
uv.zw = uv.zw - cut.UvMax;
triangles.Add(new ControlVertexIndex()
{
Value = startIndex + 2
});
triangles.Add(new ControlVertexIndex()
{
Value = startIndex + 1
});
triangles.Add(new ControlVertexIndex()
{
Value = startIndex
});
triangles.Add(new ControlVertexIndex()
{
Value = startIndex + 3
});
triangles.Add(new ControlVertexIndex()
{
Value = startIndex + 2
});
triangles.Add(new ControlVertexIndex()
{
Value = startIndex
});
vertices.Add(new ControlVertexData()
{
Position = new float3(vertexPos.xy, 0.0f),
Normal = new float3(0.0f, 0.0f, -1.0f),
TexCoord0 = uv.xy,
TexCoord1 = uv2,
Color = color
});
vertices.Add(new ControlVertexData()
{
Position = new float3(vertexPos.zy, 0.0f),
Normal = new float3(0.0f, 0.0f, -1.0f),
TexCoord0 = uv.zy,
TexCoord1 = uv2,
Color = color
});
vertices.Add(new ControlVertexData()
{
Position = new float3(vertexPos.zw, 0.0f),
Normal = new float3(0.0f, 0.0f, -1.0f),
TexCoord0 = uv.zw,
TexCoord1 = uv2,
Color = color
});
vertices.Add(new ControlVertexData()
{
Position = new float3(vertexPos.xw, 0.0f),
Normal = new float3(0.0f, 0.0f, -1.0f),
TexCoord0 = uv.xw,
TexCoord1 = uv2,
Color = color
});
}
currentCharacter += (new float2(ch.Metrics.horizontalAdvance * styleSpaceMultiplier, 0.0f) *
canvasScale);
}
}
}
public static void CalculateLines(ref WorldSpaceRect rect, float2 canvasScale, float styleSpaceMultiplier, ref DynamicBuffer <FontGlyphData> glyphData,
ref DynamicBuffer <TextData> textBuffer, NativeList <TextLineInfo> ret)
{
float maxLineWidth = rect.Max.x - rect.Min.x;
CurrentLineData currentLine = default;
for (int i = 0; i < textBuffer.Length; i++)
{
var character = textBuffer[i].Value;
if (character == '\n')
{
ret.Add(new TextLineInfo()
{
CharacterOffset = currentLine.CharacterOffset,
LineWidth = currentLine.LineWidth,
});
currentLine.CharacterOffset = i + 1;
currentLine.LineWidth = 0.0f;
currentLine.LineWordIndex = 0;
currentLine.WordCharacterCount = 0;
currentLine.WordWidth = 0.0f;
continue;
}
if (character == ' ')
{
currentLine.LineWordIndex++;
currentLine.WordCharacterCount = -1;
currentLine.WordWidth = 0.0f;
}
if (GetGlyph(character, ref glyphData, out var ch))
{
if (((ch.Metrics.width * styleSpaceMultiplier *
canvasScale.x) < rect.Width))
{
currentLine.WordCharacterCount++;
float characterWidth = ch.Metrics.horizontalAdvance * styleSpaceMultiplier *
canvasScale.x;
currentLine.LineWidth += characterWidth;
currentLine.WordWidth += characterWidth;
if (currentLine.LineWidth > maxLineWidth)
{
if (currentLine.LineWordIndex != 0)
{
ret.Add(new TextLineInfo()
{
CharacterOffset = currentLine.CharacterOffset,
LineWidth = currentLine.LineWidth - currentLine.WordWidth,
});
currentLine.CharacterOffset = i - currentLine.WordCharacterCount + 1;
currentLine.LineWidth = 0.0f;
currentLine.WordWidth = 0.0f;
i = i - currentLine.WordCharacterCount + 1;
currentLine.LineWordIndex = 0;
currentLine.WordCharacterCount = 0;
}
else
{
ret.Add(new TextLineInfo()
{
CharacterOffset = currentLine.CharacterOffset,
LineWidth = currentLine.LineWidth,
});
currentLine.CharacterOffset = i;
currentLine.LineWidth = 0.0f;
currentLine.WordWidth = 0.0f;
currentLine.LineWordIndex = 0;
currentLine.WordCharacterCount = 0;
}
}
continue;
}
ret.Add(new TextLineInfo()
{
CharacterOffset = currentLine.CharacterOffset,
LineWidth = currentLine.LineWidth,
});
currentLine.CharacterOffset = i;
currentLine.LineWidth = 0.0f;
currentLine.WordWidth = 0.0f;
currentLine.LineWordIndex = 0;
currentLine.WordCharacterCount = 0;
}
}
ret.Add(new TextLineInfo()
{
CharacterOffset = currentLine.CharacterOffset, LineWidth = currentLine.LineWidth
});
}
public static float2 WorldSpaceToLocalPoint(this WorldSpaceRect rect, float2 worldSpacePoint)
{
return(worldSpacePoint - rect.Min);
}
public static float2 WorldSpaceToNormalizedLocalPoint(this WorldSpaceRect rect, float2 worldSpacePoint)
{
return((worldSpacePoint - rect.Min) / rect.Size);
}
public static unsafe void PopulateSpriteVertices(ref WorldSpaceMask rectMask, ref DynamicBuffer <ControlVertexData> vertices,
ref DynamicBuffer <ControlVertexIndex> triangles, ref WorldSpaceRect rectData,
ref SpriteVertexData spriteVertexData, float4 color)
{
float pixelsPerUnit = spriteVertexData.PixelsPerUnit / 100.0f;
Rect rect = new Rect(rectData.Min, rectData.Max - rectData.Min);
float4 adjustedBorders = GetAdjustedBorders(spriteVertexData.Border / pixelsPerUnit, rect);
var padding = spriteVertexData.Padding / pixelsPerUnit;
float2 *vertScratch = stackalloc float2[4];
float2 *uvScratch = stackalloc float2[4];
vertScratch[0] = new float2(padding.x, padding.y);
vertScratch[3] = new float2(rect.width - padding.z, rect.height - padding.w);
vertScratch[1].x = adjustedBorders.x;
vertScratch[1].y = adjustedBorders.y;
vertScratch[2].x = rect.width - adjustedBorders.z;
vertScratch[2].y = rect.height - adjustedBorders.w;
for (int i = 0; i < 4; ++i)
{
vertScratch[i].x += rect.x;
vertScratch[i].y += rect.y;
}
uvScratch[0] = new Vector2(spriteVertexData.Outer.x, spriteVertexData.Outer.y);
uvScratch[1] = new Vector2(spriteVertexData.Inner.x, spriteVertexData.Inner.y);
uvScratch[2] = new Vector2(spriteVertexData.Inner.z, spriteVertexData.Inner.w);
uvScratch[3] = new Vector2(spriteVertexData.Outer.z, spriteVertexData.Outer.w);
// rect mask support
var cut = GetRectangleMaskCut(vertScratch[0], vertScratch[3], ref rectMask);
vertScratch[0] = vertScratch[0] + cut.Min - clamp(cut.Max - float2(rect.size), 0.0f, float.PositiveInfinity);
vertScratch[1] = vertScratch[1] + math.clamp(cut.Min - adjustedBorders.xy, 0.0f, float.PositiveInfinity) - clamp(cut.Max - (float2(rect.size) - adjustedBorders.xy), 0.0f, float.PositiveInfinity);
vertScratch[2] = vertScratch[2] + math.clamp(cut.Min - (float2(rect.size) - adjustedBorders.zw), 0.0f, float.PositiveInfinity) - math.clamp(cut.Max - adjustedBorders.wz, 0.0f, float.PositiveInfinity);
vertScratch[3] = vertScratch[3] + clamp(cut.Min - float2(rect.size), 0.0f, float.PositiveInfinity) - cut.Max;
int vertexOffset = vertices.Length;
for (int x = 0; x < 4; ++x)
{
for (int y = 0; y < 4; ++y)
{
vertices.Add(new ControlVertexData()
{
Position = new float3(vertScratch[x].x, vertScratch[y].y, 0.0f),
TexCoord0 = new float2(uvScratch[x].x, uvScratch[y].y),
Color = color
});
}
}
for (int x = 0; x < 3; ++x)
{
int x2 = x + 1;
for (int y = 0; y < 3; ++y)
{
int y2 = y + 1;
// Ignore empty
if (vertScratch[x2].x - vertScratch[x].x <= 0.0f)
{
continue;
}
if (vertScratch[y2].y - vertScratch[y].y <= 0.0f)
{
continue;
}
triangles.Add(vertexOffset + x * 4 + y);
triangles.Add(vertexOffset + x * 4 + y2);
triangles.Add(vertexOffset + x2 * 4 + y);
triangles.Add(vertexOffset + x2 * 4 + y2);
triangles.Add(vertexOffset + x2 * 4 + y);
triangles.Add(vertexOffset + x * 4 + y2);
}
}
// for (int x = 0; x < 3; ++x)
// {
// int x2 = x + 1;
//
// for (int y = 0; y < 3; ++y)
// {
// int y2 = y + 1;
//
//
// AddQuad(ref rectMask, ref vertices, ref triangles,
// new float2(vertScratch[x].x, vertScratch[y].y),
// new float2(vertScratch[x2].x, vertScratch[y2].y),
// color,
// new float2(uvScratch[x].x, uvScratch[y].y),
// new float2(uvScratch[x2].x, uvScratch[y2].y));
// }
// }
}