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--User changes

Browse Source 
-Add post_smartcrop.

--Bug fixes
 -Fix bug in crackle.
 -Wrong point assignment in hexaplay3D, hexnix3D.
 -Improper Z assignment in rblur.
 -Fix inconsistency with original in circlecrop.
 -Put EMBER_ROOT bakc to ./../../../ in default.pri. This is TBD.

--Code changes
 -Convert all enums to class enum to be consistent with C++11 style.
 -Convert some if/else statements in filter classes to case statements.
 -Add overloaded stream operators to print various enums.
 -Optimize crob, nBlur.
 -Fix weird assignment statement in falloff3.
 -Cleanup in VarFuncs::SimplexNoise3D().
 -Replace fabs() with std::abs().
 -General cleanup.
This commit is contained in:
mfeemster
2016-01-12 20:42:12 -08:00
parent a8688e87b5
commit a3ecbbf690
22 changed files with 1402 additions and 1546 deletions
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45
Source/Ember/VarFuncs.h
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@ -92,11 +92,11 @@ public:
T t; // Temp double
// Convert input co-ordinates ( x, y, z ) to
// integer-based simplex grid ( i, j, k )
T skewIn = (v.x + v.y + v.z) * T(0.3333);
T skewIn = (v.x + v.y + v.z) * T(0.333333);
intmax_t i = Floor<T>(v.x + skewIn);
intmax_t j = Floor<T>(v.y + skewIn);
intmax_t k = Floor<T>(v.z + skewIn);
t = (i + j + k) * T(0.16666);
t = (i + j + k) * T(0.1666666);
// Cell origin co-ordinates in input space (x,y,z)
T x0 = i - t;
T y0 = j - t;
@ -154,17 +154,17 @@ public:
// A step of 1i in (i,j,k) is a step of (1-T(0.16666), -T(0.16666), -T(0.16666)) in (x,y,z),
// and this is similar for j and k . . .
// Offsets for second corner in (x,y,z) coords
c[1].x = c[0].x - i1 + T(0.16666);
c[1].y = c[0].y - j1 + T(0.16666);
c[1].z = c[0].z - k1 + T(0.16666);
c[1].x = c[0].x - i1 + T(0.1666666);
c[1].y = c[0].y - j1 + T(0.1666666);
c[1].z = c[0].z - k1 + T(0.1666666);
// Offsets for third corner in (x,y,z) coords
c[2].x = c[0].x - i2 + 2 * T(0.16666);
c[2].y = c[0].y - j2 + 2 * T(0.16666);
c[2].z = c[0].z - k2 + 2 * T(0.16666);
c[2].x = c[0].x - i2 + 2 * T(0.1666666);
c[2].y = c[0].y - j2 + 2 * T(0.1666666);
c[2].z = c[0].z - k2 + 2 * T(0.1666666);
// Offsets for last corner in (x,y,z) coords
c[3].x = c[0].x - 1 + 3 * T(0.16666);
c[3].y = c[0].y - 1 + 3 * T(0.16666);
c[3].z = c[0].z - 1 + 3 * T(0.16666);
c[3].x = c[0].x - 1 + 3 * T(0.1666666);
c[3].y = c[0].y - 1 + 3 * T(0.1666666);
c[3].z = c[0].z - 1 + 3 * T(0.1666666);
// Work out the hashed gradient indices of the four simplex corners
int ii = i & 0x3ff;
int jj = j & 0x3ff;
@ -175,9 +175,9 @@ public:
gi[3] = m_P[ii + 1 + m_P[jj + 1 + m_P[kk + 1]]];
// Calculate the contribution from the four corners, and add to total
for (int corner = 0; corner < 4; corner++)
for (uint corner = 0u; corner < 4u; corner++)
{
t = T(0.6) - c[corner].x * c[corner].x - c[corner].y * c[corner].y - c[corner].z * c[corner].z;
t = T(0.6) - Sqr(c[corner].x) - Sqr(c[corner].y) - Sqr(c[corner].z);
if (t > 0)
{
@ -202,13 +202,12 @@ public:
/// <returns>T</returns>
T PerlinNoise3D(v3T& v, T aScale, T fScale, int octaves)
{
int i;
T n = 0, a = 1;
v3T u = v;
for (i = 0; i < octaves; i++)
for (int i = 0; i < octaves; i++)
{
n += SimplexNoise3D(u) / a;
n += SimplexNoise3D(u) / Zeps(a);
a *= aScale;
u.x *= fScale;
u.y *= fScale;
@ -253,22 +252,20 @@ public:
{
v2T pmq = p - q;
if (pmq.x == 0 || pmq.y == 0)
if (pmq.x == 0 && pmq.y == 0)
return 1;
return 2 * ((u.x - q.x) * pmq.x + (u.y - q.y) * pmq.y) / (pmq.x * pmq.x + pmq.y * pmq.y);
return 2 * ((u.x - q.x) * pmq.x + (u.y - q.y) * pmq.y) / (SQR(pmq.x) + SQR(pmq.y));
}
/// <summary>
/// Unsure.
/// </summary>
static T Voronoi(v2T* p, int n, int q, v2T& u)
static T Voronoi(v2T* p, int n, int q, const v2T& u)
{
T ratio;
T ratiomax = TLOW;
int i;
T ratio, ratiomax = TLOW;
for (i = 0; i < n; i++)
for (int i = 0; i < n; i++)
{
if (i != q)
{
@ -293,7 +290,7 @@ private:
m_P = InitInts();
m_Grad = InitGrad();
m_GlobalMap["NOISE_INDEX"] = make_pair(m_PFloats.data(), m_PFloats.size());
m_GlobalMap["NOISE_POINTS"] = make_pair(static_cast<T*>(&(m_Grad[0].x)), SizeOf(m_Grad) / sizeof(T));
m_GlobalMap["NOISE_POINTS"] = make_pair(static_cast<T*>(&(m_Grad[0].x)), SizeOf(m_Grad) / sizeof(T));
}
/// <summary>