public virtual TColor Result(TVec3 r, TVec3 n, TColor diffuse)
{
var c = Ambient;
foreach (var source in ParallelBeams)
{
double num1 = n * source.O;
if (num1 >= 0.0)
{
double num2 = num1 * num1 / (n * n * source.O * source.O);
c += num2 * source.C;
}
}
foreach (var source in NearSources)
{
var tvec3 = source.O - r;
double num1 = n * tvec3;
double num2 = tvec3 * tvec3;
if (num1 >= 0.0)
{
double num3 = num1 * num1 / (n * n * num2 * num2);
c += num3 * source.C;
}
}
return diffuse * c;
}
public virtual TColor Result(TVec3 r, TVec3 n, TColor diffuse)
{
var c = Ambient;
foreach (var source in ParallelBeams)
{
double num1 = n * source.O;
if (num1 >= 0.0)
{
double num2 = num1 * num1 / (n * n * source.O * source.O);
c += num2 * source.C;
}
}
foreach (var source in NearSources)
{
var tvec3 = source.O - r;
double num1 = n * tvec3;
double num2 = tvec3 * tvec3;
if (num1 >= 0.0)
{
double num3 = num1 * num1 / (n * n * num2 * num2);
c += num3 * source.C;
}
}
return(diffuse * c);
}
public virtual TColor Result(TVec3 r, TVec3 n, TColor diffuse)
{
TColor tcolor = this.Ambient;
foreach (TLight.TSource tsource in this.ParallelBeams)
{
double num1 = n * tsource.o;
if (num1 >= 0.0)
{
double num2 = num1 * num1 / (n * n * tsource.o * tsource.o);
tcolor += num2 * tsource.c;
}
}
foreach (TLight.TSource tsource in this.NearSources)
{
TVec3 tvec3 = tsource.o - r;
double num1 = n * tvec3;
double num2 = tvec3 * tvec3;
if (num1 >= 0.0)
{
double num3 = num1 * num1 / (n * n * num2 * num2);
tcolor += num3 * tsource.c;
}
}
return(diffuse * tcolor);
}
public virtual TColor Result(TVec3 r, TVec3 n, TColor diffuse)
{
TColor tcolor = this.Ambient;
foreach (TLight.TSource tsource in this.ParallelBeams)
{
double num1 = n * tsource.o;
if (num1 >= 0.0)
{
double num2 = num1 * num1 / (n * n * tsource.o * tsource.o);
tcolor += num2 * tsource.c;
}
}
foreach (TLight.TSource tsource in this.NearSources)
{
TVec3 tvec3 = tsource.o - r;
double num1 = n * tvec3;
double num2 = tvec3 * tvec3;
if (num1 >= 0.0)
{
double num3 = num1 * num1 / (n * n * num2 * num2);
tcolor += num3 * tsource.c;
}
}
return diffuse * tcolor;
}
private unsafe void PaintBuffer(int *b)
{
int[,] numArray = new int[this.W, this.H];
if (!this.BitmapWriteOnly)
{
int *numPtr = b;
for (int index1 = 0; index1 < this.H; ++index1)
{
for (int index2 = 0; index2 < this.W; ++index2)
{
numArray[index2, index1] = *numPtr++;
}
}
}
double normInf1 = this.Lx.NormInf;
double normInf2 = this.Ly.NormInf;
TVec3 Origin = this.o - 0.5 * this.Lx - 0.5 * this.Ly;
TVec3 tvec3_1 = this.Lx / normInf1;
TVec3 tvec3_2 = this.Ly / normInf2;
double num1 = (this.MaxX - this.MinX) / normInf1;
double num2 = (this.MaxY - this.MinY) / normInf2;
double dx = num1;
double dy = num2;
if ((double)(2 * this.nx) >= normInf1 && (double)(2 * this.ny) >= normInf2)
{
dx = (this.MaxX - this.MinX) / (double)this.nx;
dy = (this.MaxY - this.MinY) / (double)this.ny;
}
double ValO1 = this.MinX + 0.01 * dx;
double ValO2 = this.MinY + 0.01 * dy;
TVec3 tvec3_3 = this.Lx;
TVec3 tvec3_4 = this.Ly;
if (this.Lx.z > 0.0)
{
ValO1 = this.MaxX - 0.99 * dx;
num1 = -num1;
dx = -dx;
Origin += this.Lx;
tvec3_3 = -this.Lx;
tvec3_1 = -tvec3_1;
}
if (this.Ly.z > 0.0)
{
ValO2 = this.MaxY - 0.99 * dy;
num2 = -num2;
dy = -dy;
Origin += this.Ly;
tvec3_4 = -this.Ly;
tvec3_2 = -tvec3_2;
}
int num3 = (int)normInf1;
int num4 = (int)normInf2;
int num5 = (int)this.Lz.NormInf;
bool[] flagArray1 = new bool[num3 + 2];
bool[] flagArray2 = new bool[num4 + 2];
bool[] flagArray3 = new bool[num5 + 2];
if (this.Grid)
{
TAxisCalc taxisCalc1 = new TAxisCalc(Origin, Origin + tvec3_3, ValO1, ValO1 + normInf1 * num1, 10);
TAxisCalc taxisCalc2 = new TAxisCalc(Origin, Origin + tvec3_4, ValO2, ValO2 + normInf2 * num2, 10);
double Val1 = ValO1;
int index1 = 0;
while (index1 <= num3)
{
if (taxisCalc1.TickPassed(Val1))
{
flagArray1[index1] = true;
}
++index1;
Val1 += num1;
}
double Val2 = ValO2;
int index2 = 0;
while (index2 <= num4)
{
if (taxisCalc2.TickPassed(Val2))
{
flagArray2[index2] = true;
}
++index2;
Val2 += num2;
}
}
if (this.LevelLines)
{
for (int index = 0; index < num5; ++index)
{
flagArray3[index] = (index & 4) != 0;
}
}
switch (this.Look)
{
case EChartLook.FromZeroToSurface:
double x1 = ValO1;
int index3 = 0;
while (index3 <= num3)
{
bool flag = flagArray1[index3];
TVec3 tvec3_5 = Origin;
double y = ValO2;
int index1 = 0;
while (index1 <= num4)
{
double num6 = this.f(x1, y);
if (num6 > 0.0)
{
int num7 = (int)tvec3_5.y;
int num8 = (int)(tvec3_5.y - num6);
if (num8 < 0)
{
num8 = 0;
}
TColor Diffuse = this.color0(x1, y);
if (this.Grid && (flag || flagArray2[index1]))
{
Diffuse = this.Surface.GridDiffuse;
}
Diffuse = this.color(x1, y, dx, dy, Diffuse);
Diffuse.Clip();
int num9 = Diffuse.Get888();
int index2 = (int)tvec3_5.x;
if (this.LevelLines)
{
TColor tcolor = 0.81 * Diffuse;
tcolor.Clip();
int num10 = tcolor.Get888();
for (int index4 = num7; index4 >= num8; --index4)
{
numArray[index2, index4] = flagArray3[num7 - index4] ? num10 : num9;
}
}
else
{
for (int index4 = num7; index4 >= num8; --index4)
{
numArray[index2, index4] = num9;
}
}
}
++index1;
y += num2;
tvec3_5 += tvec3_2;
}
++index3;
x1 += num1;
Origin += tvec3_1;
}
break;
case EChartLook.SurfaceOnly:
double x2 = ValO1;
int index5 = 0;
while (index5 < num3)
{
bool flag = flagArray1[index5];
TVec3 tvec3_5 = Origin;
double y = ValO2;
int index1 = 0;
while (index1 < num4)
{
double num6 = this.f(x2, y);
double num7 = this.f(x2 + num1, y);
double num8 = this.f(x2, y + num2);
double num9 = this.f(x2 + num1, y + num2);
double num10 = num6;
double num11 = num6;
if (num7 < num10)
{
num10 = num7;
}
if (num8 < num10)
{
num10 = num8;
}
if (num9 < num10)
{
num10 = num9;
}
if (num7 > num11)
{
num11 = num7;
}
if (num8 > num11)
{
num11 = num8;
}
if (num9 > num11)
{
num11 = num9;
}
int num12 = (int)tvec3_5.y;
int num13 = (int)(tvec3_5.y - num10 + 1.0);
int num14 = (int)(tvec3_5.y - num11);
if (num13 < this.H && num13 >= 0 && (num14 < this.H && num14 >= 0))
{
TColor Diffuse = this.color0(x2, y);
if (this.Grid && (flag || flagArray2[index1]))
{
Diffuse = this.Surface.GridDiffuse;
}
Diffuse = this.color(x2, y, dx, dy, Diffuse);
Diffuse.Clip();
int num15 = Diffuse.Get888();
int index2 = (int)tvec3_5.x;
if (this.LevelLines)
{
TColor tcolor = 0.81 * Diffuse;
tcolor.Clip();
int num16 = tcolor.Get888();
for (int index4 = num13; index4 >= num14; --index4)
{
if (num10 > 0.0 || numArray[index2, index4] >= 0 || numArray[index2, index4] == -1)
{
numArray[index2, index4] = (num12 - index4 & 4) != 0 ? num16 : num15;
}
}
}
else
{
for (int index4 = num13; index4 >= num14; --index4)
{
if (num10 > 0.0 || numArray[index2, index4] >= 0 || numArray[index2, index4] == -1)
{
numArray[index2, index4] = num15;
}
}
}
}
++index1;
y += num2;
tvec3_5 += tvec3_2;
}
++index5;
x2 += num1;
Origin += tvec3_1;
}
break;
}
for (int index1 = 0; index1 < this.H; ++index1)
{
for (int index2 = 0; index2 < this.W; ++index2)
{
*b++ = numArray[index2, index1];
}
}
}
public void SetVeryBrightDay()
{
SetSfumatoDay();
this.Ambient *= 1.2;
this.ParallelBeams[0].c *= 1.2;
}
public void SetSfumatoDay()
{
this.Ambient = new TColor(0.55, 0.55, 0.7);
this.ParallelBeams[0].c = 2.05 * new TColor(1.0, 1.0, 0.55);
}
public void SetNormalDay()
{
SetSfumatoDay();
this.Ambient *= 1.1;
this.ParallelBeams[0].c *= 1.1;
}
public void SetSfumatoDay()
{
this.Ambient = new TColor(0.55, 0.55, 0.7);
this.ParallelBeams[0].c = 2.05 * new TColor(1.0, 1.0, 0.55);
}
private TColor color(double x, double y, double dx, double dy, TColor Diffuse)
{
TVec3 n = new TVec3(dx, 0.0, this.f(x + dx, y) - this.f(x, y)) ^ new TVec3(0.0, dy, this.f(x, y + dy) - this.f(x, y));
return this.Light.Result(new TVec3(x, y, this.f(x, y)), n, Diffuse);
}
public void SetSfumatoDay()
{
Ambient = new TColor(0.55, 0.55, 0.7);
ParallelBeams[0].C = 2.05 * new TColor(1.0, 1.0, 0.55);
}
public TSource(TVec3 o, TColor c)
{
this.o = o;
this.c = c;
}
public void SetVeryBrightDay()
{
SetSfumatoDay();
this.Ambient *= 1.2;
this.ParallelBeams[0].c *= 1.2;
}
public void SetNormalDay()
{
SetSfumatoDay();
this.Ambient *= 1.1;
this.ParallelBeams[0].c *= 1.1;
}
private TColor color(double x, double y, double dx, double dy, TColor Diffuse)
{
TVec3 n = new TVec3(dx, 0.0, this.f(x + dx, y) - this.f(x, y)) ^ new TVec3(0.0, dy, this.f(x, y + dy) - this.f(x, y));
return(this.Light.Result(new TVec3(x, y, this.f(x, y)), n, Diffuse));
}
public void SetSfumatoDay()
{
Ambient = new TColor(0.55, 0.55, 0.7);
ParallelBeams[0].C = 2.05 * new TColor(1.0, 1.0, 0.55);
}
public TSource(TVec3 o, TColor c)
{
O = o;
C = c;
}
public TSource(TVec3 o, TColor c)
{
O = o;
C = c;
}
public TSource(TVec3 o, TColor c)
{
this.o = o;
this.c = c;
}
public static TColor Clip(TColor c)
{
c.Clip();
return(c);
}
public static TColor Clip(TColor c)
{
c.Clip();
return c;
}
