private void Init(InkCanvas canvas)
{
material = GetComponent <MeshRenderer>().sharedMaterial;
defaultMainTexture = canvas.GetMainTexture(material.name);
paintMainTexture = canvas.GetPaintMainTexture(material.name);
defaultNormalMap = canvas.GetNormalTexture(material.name);
paintNormalMap = canvas.GetPaintNormalTexture(material.name);
defaultHeightMap = canvas.GetHeightTexture(material.name);
paintHeightMap = canvas.GetPaintHeightTexture(material.name);
StartCoroutine(TextureLerp());
}
private void OnWillRenderObject()
{
if (performanceOptimize && enabledFluid && Time.time - lastPaintedTime > fluidProcessStopTime)
{
enabledFluid = false;
}
if (!enabledFluid)
{
return;
}
foreach (var set in canvas.PaintDatas)
{
var materialName = set.material.name;
var heightPaint = canvas.GetPaintHeightTexture(materialName);
if (heightPaint == null)
{
var newHeightPaint = new RenderTexture(createTextureSize, createTextureSize, 0, RenderTextureFormat.ARGB32, RenderTextureReadWrite.Linear);
SingleColorFill(newHeightPaint, Vector4.zero);
canvas.SetPaintHeightTexture(materialName, newHeightPaint);
heightPaint = newHeightPaint;
set.material.SetFloat("_Parallax", 0);
}
var heightTmp = RenderTexture.GetTemporary(heightPaint.width, heightPaint.height, 0, RenderTextureFormat.ARGB32, RenderTextureReadWrite.Linear);
heightFluid.SetFloat("_ScaleFactor", flowingForce);
heightFluid.SetFloat("_Viscosity", easeOfDripping);
heightFluid.SetFloat("_HorizontalSpread", horizontalSpread);
heightFluid.SetFloat("_InfluenceOfNormal", influenceOfNormal);
heightFluid.SetVector("_FlowDirection", flowDirection.normalized);
if (canvas.GetNormalTexture(materialName) != null)
{
heightFluid.SetTexture("_NormalMap", canvas.GetNormalTexture(materialName));
}
Graphics.Blit(heightPaint, heightTmp, heightFluid);
Graphics.Blit(heightTmp, heightPaint);
RenderTexture.ReleaseTemporary(heightTmp);
if (useMainTextureFluid)
{
var mainPaint = canvas.GetPaintMainTexture(materialName);
if (mainPaint == null)
{
var newMainPaint = new RenderTexture(createTextureSize, createTextureSize, 0, RenderTextureFormat.ARGB32, RenderTextureReadWrite.Linear);
if (canvas.GetMainTexture(materialName) != null)
{
Graphics.Blit(canvas.GetMainTexture(materialName), newMainPaint);
}
canvas.SetPaintMainTexture(materialName, newMainPaint);
mainPaint = newMainPaint;
}
var mainTmp = RenderTexture.GetTemporary(mainPaint.width, mainPaint.height, 0, RenderTextureFormat.ARGB32, RenderTextureReadWrite.Linear);
height2Color.SetTexture("_ColorMap", mainPaint);
height2Color.SetTexture("_BaseColor", canvas.GetMainTexture(materialName));
height2Color.SetFloat("_Alpha", alpha);
height2Color.SetFloat("_Border", AdhesionBorder);
Graphics.Blit(heightPaint, mainTmp, height2Color);
Graphics.Blit(mainTmp, mainPaint);
RenderTexture.ReleaseTemporary(mainTmp);
}
if (useNormalMapFluid)
{
var normalPaint = canvas.GetPaintNormalTexture(materialName);
if (normalPaint == null)
{
var newNormalPaint = new RenderTexture(createTextureSize, createTextureSize, 0, RenderTextureFormat.ARGB32, RenderTextureReadWrite.Linear);
//DXT5nm color initialization.
SingleColorFill(newNormalPaint, Vector4.one * 0.5f);
set.material.EnableKeyword("_NORMALMAP");
if (canvas.GetNormalTexture(materialName) != null)
{
Graphics.Blit(canvas.GetNormalTexture(materialName), newNormalPaint);
}
canvas.SetPaintNormalTexture(materialName, newNormalPaint);
normalPaint = newNormalPaint;
}
var normalTmp = RenderTexture.GetTemporary(normalPaint.width, normalPaint.height, 0, RenderTextureFormat.ARGB32, RenderTextureReadWrite.Linear);
height2Normal.SetTexture("_BumpMap", normalPaint);
height2Normal.SetFloat("_NormalScaleFactor", normalScaleFactor);
height2Normal.SetFloat("_Border", AdhesionBorder);
Graphics.Blit(heightPaint, normalTmp, height2Normal);
Graphics.Blit(normalTmp, normalPaint);
RenderTexture.ReleaseTemporary(normalTmp);
}
}
}
private void OnWillRenderObject()
{
var heightPaint = canvas.GetPaintHeightTexture(materialName);
if (heightPaint == null)
{
var newHeightPaint = new RenderTexture(createTextureSize, createTextureSize, 0);
InitHeightMap(newHeightPaint);
canvas.SetPaintHeightTexture(materialName, newHeightPaint);
heightPaint = newHeightPaint;
}
var heightTmp = RenderTexture.GetTemporary(heightPaint.width, heightPaint.height);
heightFluid.SetFloat("_ScaleFactor", flowingForce);
heightFluid.SetFloat("_Viscosity", easeOfDripping);
heightFluid.SetFloat("_HorizontalSpread", horizontalSpread);
heightFluid.SetFloat("_InfluenceOfNormal", influenceOfNormal);
heightFluid.SetVector("_FlowDirection", flowDirection.normalized);
if (canvas.GetNormalTexture(materialName) != null)
{
heightFluid.SetTexture("_NormalMap", canvas.GetNormalTexture(materialName));
}
Graphics.Blit(heightPaint, heightTmp, heightFluid);
Graphics.Blit(heightTmp, heightPaint);
RenderTexture.ReleaseTemporary(heightTmp);
if (useMainTextureFluid)
{
var mainPaint = canvas.GetPaintMainTexture(materialName);
if (mainPaint == null)
{
var newMainPaint = new RenderTexture(createTextureSize, createTextureSize, 0);
if (canvas.GetMainTexture(materialName) != null)
{
var tmp = RenderTexture.GetTemporary(newMainPaint.width, newMainPaint.height, 0);
Graphics.Blit(canvas.GetMainTexture(materialName), tmp);
Graphics.Blit(tmp, newMainPaint);
RenderTexture.ReleaseTemporary(tmp);
}
canvas.SetPaintMainTexture(materialName, newMainPaint);
mainPaint = newMainPaint;
}
var mainTmp = RenderTexture.GetTemporary(mainPaint.width, mainPaint.height);
height2Color.SetTexture("_ColorMap", mainPaint);
height2Color.SetFloat("_Alpha", alpha);
height2Color.SetFloat("_Border", AdhesionBorder);
Graphics.Blit(heightPaint, mainTmp, height2Color);
Graphics.Blit(mainTmp, mainPaint);
RenderTexture.ReleaseTemporary(mainTmp);
}
if (useNormalMapFluid)
{
var normalPaint = canvas.GetPaintNormalTexture(materialName);
if (normalPaint == null)
{
var newNormalPaint = new RenderTexture(createTextureSize, createTextureSize, 0);
if (canvas.GetNormalTexture(materialName) != null)
{
var tmp = RenderTexture.GetTemporary(newNormalPaint.width, newNormalPaint.height, 0);
Graphics.Blit(canvas.GetNormalTexture(materialName), tmp);
Graphics.Blit(tmp, newNormalPaint);
RenderTexture.ReleaseTemporary(tmp);
}
canvas.SetPaintNormalTexture(materialName, newNormalPaint);
normalPaint = newNormalPaint;
}
var normalTmp = RenderTexture.GetTemporary(normalPaint.width, normalPaint.height);
height2Normal.SetTexture("_BumpMap", normalPaint);
height2Normal.SetFloat("_NormalScaleFactor", normalScaleFactor);
height2Normal.SetFloat("_Border", AdhesionBorder);
Graphics.Blit(heightPaint, normalTmp, height2Normal);
Graphics.Blit(normalTmp, normalPaint);
RenderTexture.ReleaseTemporary(normalTmp);
}
}
