public static void Paint(Vector2 uv, BrushConfig br, RenderTexture rt)
{
if (TexMGMT.BigRT_pair == null)
{
TexMGMT.UpdateBuffersState();
}
var id = rt.GetImgData();
var stroke = new StrokeVector(uv)
{
useTexcoord2 = false,
firstStroke = false
};
TexMGMT.ShaderPrepareStroke(br, br.speed * 0.05f, id, stroke, null);
float width = br.StrokeWidth(id.width, false);
Rtbrush.localScale = Vector3.one;
BrushMesh = brushMeshGenerator.inst().GetLongMesh(0, width);
Rtbrush.localRotation = Quaternion.Euler(new Vector3(0, 0, Vector2.Angle(Vector2.up, Vector2.zero)));
Rtbrush.localPosition = StrokeVector.BrushWorldPositionFrom(uv);
TexMGMT.Render();
AfterStroke(br);
}
public override void PaintRenderTexture(PlaytimePainter pntr, BrushConfig br, StrokeVector st)
{
BeforeStroke(pntr, br, st);
if (st.CrossedASeam())
{
st.uvFrom = st.uvTo;
}
if (TexMGMT.BigRT_pair == null)
{
TexMGMT.UpdateBuffersState();
}
ImageData id = pntr.ImgData;
TexMGMT.ShaderPrepareStroke(br, br.speed * 0.05f, id, st, pntr);
Rtbrush.localScale = Vector3.one * br.StrokeWidth(id.width, false);
BrushMesh = brushMeshGenerator.inst().GetQuad();
Rtbrush.localRotation = Quaternion.identity;
Rtbrush.localPosition = st.BrushWorldPosition;
TexMGMT.Render();
AfterStroke(pntr, br, st);
}
static void PrepareSphereBrush(ImageData id, BrushConfig br, StrokeVector stroke, PlaytimePainter pntr)
{
if (TexMGMT.BigRT_pair == null)
{
TexMGMT.UpdateBuffersState();
}
if (stroke.mouseDwn)
{
stroke.posFrom = stroke.posTo;
}
TexMGMT.ShaderPrepareStroke(br, br.speed * 0.05f, id, stroke, null);
Vector2 offset = id.offset - stroke.unRepeatedUV.Floor();
stroke.SetWorldPosInShader();
Shader.SetGlobalVector(PainterDataAndConfig.BRUSH_EDITED_UV_OFFSET, new Vector4(id.tiling.x, id.tiling.y, offset.x, offset.y));
Shader.SetGlobalVector(PainterDataAndConfig.BRUSH_ATLAS_SECTION_AND_ROWS, new Vector4(0, 0, 1, 0));
}
public override void PaintRenderTexture(PlaytimePainter pntr, BrushConfig br, StrokeVector st)
{
BeforeStroke(pntr, br, st);
// Vector2 outb = new Vector2(Mathf.Floor(st.uvTo.x), Mathf.Floor(st.uvTo.y));
// st.uvTo -= outb;
// st.uvFrom -= outb;
Vector2 delta_uv = st.Delta_uv;//uv - st.uvFrom;//.Previous_uv;
float magn = delta_uv.magnitude;
var id = pntr.ImgData;
float width = br.Size(false) / ((float)id.width) * 4;
//const float followPortion = 0.5f;
//float follow = width;
float trackPortion = (delta_uv.magnitude - width * 0.5f) * 0.25f;
if ((trackPortion > 0) || (st.mouseUp))
{
if (st.firstStroke)
{
previousDirectionLazy = st.previousDelta = delta_uv;
LazySpeedDynamic = delta_uv.magnitude;
LazyAngleSmoothed = 0;
// Debug.Log("First stroke");
}
float angle = Mathf.Deg2Rad * Vector2.Angle(st.previousDelta, delta_uv);
bool smooth = angle < Mathf.PI * 0.5f;
if ((st.CrossedASeam()) && (magn > previousDirectionLazy.magnitude * 8))
{
// Debug.Log("Crossed a seam");
st.mouseUp = true;
st.uvTo = st.uvFrom;// painter.Previous_uv;
delta_uv = Vector2.zero;
smooth = false;
}
previousDirectionLazy = delta_uv;
if (!st.mouseUp)
{
if (smooth)
{
float clockwise = Vector3.Cross(st.previousDelta, delta_uv).z > 0 ? 1 : -1;
float sin = Mathf.Sin(angle) * clockwise;
float maxSinus = 8;
if (Mathf.Abs(LazyAngleSmoothed) > Mathf.Abs(sin))
{
LazyAngleSmoothed = sin;
}
else
{
LazyAngleSmoothed = Mathf.Lerp(LazyAngleSmoothed, sin, 0.2f);
}
sin = LazyAngleSmoothed;
if ((sin * sin > maxSinus * maxSinus) || ((sin > 0) != (maxSinus > 0)))
{
float absSin = Mathf.Abs(sin);
float absNSin = Mathf.Abs(maxSinus);
if (absSin < absNSin)
{
maxSinus = maxSinus * absSin / absNSin;
}
st.uvTo = st.uvFrom + st.previousDelta.normalized.Rotate(maxSinus * clockwise) * trackPortion;
LazySpeedDynamic = trackPortion;
}
else
{
LazySpeedDynamic = Mathf.Min(delta_uv.magnitude * 0.5f, Mathf.Lerp(LazySpeedDynamic, delta_uv.magnitude * 0.5f, 0.001f));
LazySpeedDynamic = Mathf.Max(trackPortion, LazySpeedDynamic);
st.uvTo = st.uvFrom + st.previousDelta.normalized.Rotate(sin) * LazySpeedDynamic;
}
}
else
{
LazySpeedDynamic = delta_uv.magnitude;
LazyAngleSmoothed = 0;
st.uvTo = st.uvFrom + delta_uv.normalized * trackPortion;
}
}
PainterCamera r = TexMGMT;
//RenderTexturePainter.inst.RenderLazyBrush(painter.Previous_uv, uv, brush.speed * 0.05f, painter.curImgData, brush, painter.LmouseUP, smooth );
if (TexMGMT.BigRT_pair == null)
{
TexMGMT.UpdateBuffersState();
}
float meshWidth = br.StrokeWidth(id.width, false); //.Size(false) / ((float)id.width) * 2 * rtp.orthoSize;
Transform tf = Rtbrush;
Vector2 direction = st.Delta_uv; //uvTo - uvFrom;
bool isTail = st.firstStroke; //(!previousTo.Equals(uvFrom));
if ((!isTail) && (!smooth))
{
var st2 = new StrokeVector(st)
{
firstStroke = false
};
r.ShaderPrepareStroke(br, br.speed * 0.05f, id, st2, pntr);
Vector3 junkPoint = st.uvFrom + st.previousDelta * 0.01f;
BrushMesh = brushMeshGenerator.inst().GetStreak(UvToPosition(st.uvFrom), UvToPosition(junkPoint), meshWidth, true, false);
tf.localScale = Vector3.one;
tf.localRotation = Quaternion.identity;
tf.localPosition = new Vector3(0, 0, 10);
r.Render();//Render_UpdateSecondBufferIfUsing(id);
st.uvFrom = junkPoint;
isTail = true;
}
r.ShaderPrepareStroke(br, br.speed * 0.05f, id, st, pntr);
BrushMesh = brushMeshGenerator.inst().GetStreak(UvToPosition(st.uvFrom), UvToPosition(st.uvTo), meshWidth, st.mouseUp, isTail);
tf.localScale = Vector3.one;
tf.localRotation = Quaternion.identity;
tf.localPosition = new Vector3(0, 0, 10);
st.previousDelta = direction;
r.Render();
AfterStroke(pntr, br, st);
}
}
public override void PaintRenderTexture(PlaytimePainter pntr, BrushConfig br, StrokeVector st)
{
BeforeStroke(pntr, br, st);
ImageData id = pntr.ImgData;
if ((st.firstStroke) || (br.decalContinious))
{
if (br.decalRotationMethod == DecalRotationMethod.StrokeDirection)
{
Vector2 delta = st.uvTo - previousUV;
// if ((st.firstStroke) || (delta.magnitude*id.width > br.Size(false)*0.25f)) {
float portion = Mathf.Clamp01(delta.magnitude * id.width * 4 / br.Size(false));
float newAngle = Vector2.SignedAngle(Vector2.up, delta) + br.decalAngleModifier;
br.decalAngle = Mathf.LerpAngle(br.decalAngle, newAngle, portion);
previousUV = st.uvTo;
//}
}
if (TexMGMT.BigRT_pair == null)
{
TexMGMT.UpdateBuffersState();
}
TexMGMT.ShaderPrepareStroke(br, 1, id, st, pntr);
Transform tf = Rtbrush;
tf.localScale = Vector3.one * br.Size(false);
tf.localRotation = Quaternion.Euler(new Vector3(0, 0, br.decalAngle));
BrushMesh = brushMeshGenerator.inst().GetQuad();
st.uvTo = st.uvTo.To01Space();
Vector2 deltauv = st.Delta_uv;
/*
*
* int strokes = Mathf.Max(1, (br.decalContinious && (!st.firstStroke)) ? (int)(deltauv.magnitude*id.width/br.Size(false)) : 1);
*
* deltauv /= strokes;
*
* for (int i = 0; i < strokes; i++) {
* st.uvFrom += deltauv;*/
Vector2 uv = st.uvTo;
if ((br.decalRotationMethod == DecalRotationMethod.StrokeDirection) && (!st.firstStroke))
{
float length = Mathf.Max(deltauv.magnitude * 2 * id.width / br.Size(false), 1);
Vector3 scale = tf.localScale;
if ((Mathf.Abs(Mathf.Abs(br.decalAngleModifier) - 90)) < 40)
{
scale.x *= length;
}
else
{
scale.y *= length;
}
tf.localScale = scale;
uv -= deltauv * ((length - 1) * 0.5f / length);
}
tf.localPosition = StrokeVector.BrushWorldPositionFrom(uv);
TexMGMT.Render();
AfterStroke(pntr, br, st);
}
else
{
pntr.AfterStroke(st);
}
}