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Cleaned up missing floating point usage in transform functions

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This commit is contained in:
Oliver Duis
2011-06-12 14:28:43 +02:00
parent bbf34efcf9
commit 92bbdb2e55
3 changed files with 55 additions and 73 deletions
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34
rtengine/cubintch.cc
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@@ -21,13 +21,14 @@ inline void cubintch (float** src, int xs, int ys, double Dx, double Dy, float *
register double w[4];
{ register double t1, t2;
t1 = -A*(Dx-1.0)*Dx;
t2 = (3.0-2.0*Dx)*Dx*Dx;
w[3] = t1*Dx;
w[2] = t1*(Dx-1.0) + t2;
w[1] = -t1*Dx + 1.0 - t2;
w[0] = -t1*(Dx-1.0);
{
register double t1, t2;
t1 = -A*(Dx-1.0)*Dx;
t2 = (3.0-2.0*Dx)*Dx*Dx;
w[3] = t1*Dx;
w[2] = t1*(Dx-1.0) + t2;
w[1] = -t1*Dx + 1.0 - t2;
w[0] = -t1*(Dx-1.0);
}
register double rd;
@@ -42,20 +43,19 @@ inline void cubintch (float** src, int xs, int ys, double Dx, double Dy, float *
}
{ register double t1, t2;
t1 = -A*(Dy-1.0)*Dy;
t2 = (3.0-2.0*Dy)*Dy*Dy;
w[3] = t1*Dy;
w[2] = t1*(Dy-1.0) + t2;
w[1] = -t1*Dy + 1.0 - t2;
w[0] = -t1*(Dy-1.0);
{
register double t1, t2;
t1 = -A*(Dy-1.0)*Dy;
t2 = (3.0-2.0*Dy)*Dy*Dy;
w[3] = t1*Dy;
w[2] = t1*(Dy-1.0) + t2;
w[1] = -t1*Dy + 1.0 - t2;
w[0] = -t1*(Dy-1.0);
}
rd = 0.0;
for (int i=0; i<4; i++)
rd += yr[i] * w[i];
rd*=mul;
*r = (int)CLIP(rd);
*r = rd * mul;
}