static public bool NtfModifyTexture(Vector3 hitPos)
{
if (mTexObj == null)
{
return(false);
}
if (!TexMixBrush.IsBrushOK())
{
return(false);
}
Vector3 vs = mTarget.GetComponent <Collider>().bounds.size;
float fu = (vs.x * 0.5f + hitPos.x) / vs.x;
float fv = 1.0f - (vs.z * 0.5f + hitPos.z) / vs.z;
//float fu = hitPos.x/vs.x;
//float fv = 1.0f - hitPos.z/vs.z;
Vector2 uv = new Vector2(fu, fv);
// Debug.Log("UV = " + uv.ToString());
return(NtfModifyTexture(uv));
}
// 淇?敼娣峰悎姣斾緥鍥诫 杈撳叆鐐瑰嚮鐐箄v, 涔嬪悗鏍规嵁閰嶇疆澶勭悊
static public bool NtfModifyTexture(Vector2 uv)
{
if (mTexObj == null)
{
return(false);
}
if (!TexMixBrush.IsBrushOK())
{
return(false);
}
Texture2D brushTex = TexMixBrush.GetTexObj();
int mBrushW = brushTex.width / 2;
int mBrushH = brushTex.height / 2;
int cx = (int)(uv.x * mTexObj.width);
int cy = (int)(uv.y * mTexObj.height);
int xMin = Mathf.Max(0, cx - mBrushW);
int yMin = Mathf.Max(0, cy - mBrushH);
int xMax = Mathf.Min(mTexObj.width - 1, cx + mBrushW);
int yMax = Mathf.Min(mTexObj.height - 1, cy + mBrushH);
int myW = xMax - xMin;
int myH = yMax - yMin;
float fVal = mbErase ? -mfValue : mfValue;
Color[] cold = mTexObj.GetPixels(xMin, yMin, myW, myH, 0);
if (cold.Length <= 0)
{
return(false);
}
TexMixCMD cmd = new TexMixCMD();
cmd.mMinX = xMin;
cmd.mMinY = yMin;
cmd.mRctW = myW;
cmd.mRctH = myH;
cmd.mBack = new Color[cold.Length];
cmd.mNext = new Color[cold.Length];
Color[] cols = TexMixBrush.GetColors();
for (int i = 0; i < cold.Length; ++i)
{
cmd.mBack[i].r = cold[i].r;
cmd.mBack[i].g = cold[i].g;
cmd.mBack[i].b = cold[i].b;
cmd.mBack[i].a = cold[i].a;
//Debug.Log(cmd.mBack[i]);
float fval = cold[i][mMixLvl] + cols[i].a * fVal;
cold[i][mMixLvl] = Mathf.Clamp(fval, 0.0f, 1.0f);
cmd.mNext[i].r = cold[i].r;
cmd.mNext[i].g = cold[i].g;
cmd.mNext[i].b = cold[i].b;
cmd.mNext[i].a = cold[i].a;
}
mUndoMng.NtfAddUndoCmd(cmd);
mTexObj.SetPixels(xMin, yMin, myW, myH, cold, 0);
mTexObj.Apply();
mTarget.GetComponent <Renderer>().material.SetTexture("_TexMix", mTexObj);
return(true);
}