Page MenuHome
Differential D11043 Diff 36385 source/blender/compositor/operations/COM_GlareFogGlowOperation.cc

Changeset View

Standalone View

View Options

source/blender/compositor/operations/COM_GlareFogGlowOperation.cc

Show First 20 Lines • Show All 249 Lines • ▼ Show 20 Lines for (j = 1; j < n2; j++) {
b = d1[k + mj] * d2[i + mL] + d1[i + mL] * d2[k + mj]; b = d1[k + mj] * d2[i + mL] + d1[i + mL] * d2[k + mj];
d1[i + mL] = (b + a) * (fREAL)0.5; d1[i + mL] = (b + a) * (fREAL)0.5;
d1[k + mj] = (b - a) * (fREAL)0.5; d1[k + mj] = (b - a) * (fREAL)0.5;
} }
} }
} }
//------------------------------------------------------------------------------ //------------------------------------------------------------------------------
static void convolve(float *dst, MemoryBuffer *in1, MemoryBuffer *in2) static void convolve(float *dst, MemoryBuffer *input_image, MemoryBuffer *kernel)
{ {
fREAL *data1, *data2, *fp; fREAL *data1, *data2, *fp;
unsigned int w2, h2, hw, hh, log2_w, log2_h; unsigned int w2, h2, hw, hh, log2_w, log2_h;
fRGB wt, *colp; fRGB wt, *colp;
int x, y, ch; int x, y, ch;
int xbl, ybl, nxb, nyb, xbsz, ybsz; int xbl, ybl, nxb, nyb, xbsz, ybsz;
bool in2done = false; bool in2done = false;
const unsigned int kernelWidth = in2->getWidth(); const unsigned int kernelWidth = kernel->getWidth();
const unsigned int kernelHeight = in2->getHeight(); const unsigned int kernelHeight = kernel->getHeight();
const unsigned int imageWidth = in1->getWidth(); const unsigned int imageWidth = input_image->getWidth();
const unsigned int imageHeight = in1->getHeight(); const unsigned int imageHeight = input_image->getHeight();
float *kernelBuffer = in2->getBuffer(); float *kernelBuffer = kernel->getBuffer();
float *imageBuffer = in1->getBuffer();
MemoryBuffer *rdst = new MemoryBuffer(DataType::Color, in1->get_rect()); MemoryBuffer *rdst = new MemoryBuffer(DataType::Color, input_image->get_rect());
memset(rdst->getBuffer(), memset(rdst->getBuffer(),
0, 0,
rdst->getWidth() * rdst->getHeight() * COM_DATA_TYPE_COLOR_CHANNELS * sizeof(float)); rdst->getWidth() * rdst->getHeight() * COM_DATA_TYPE_COLOR_CHANNELS * sizeof(float));
// convolution result width & height // convolution result width & height
w2 = 2 * kernelWidth - 1; w2 = 2 * kernelWidth - 1;
h2 = 2 * kernelHeight - 1; h2 = 2 * kernelHeight - 1;
// FFT pow2 required size & log2 // FFT pow2 required size & log2
▲ Show 20 Lines • Show All 60 Lines • ▼ Show 20 Lines for (xbl = 0; xbl < nxb; xbl++) {
for (x = 0; x < kernelWidth; x++) { for (x = 0; x < kernelWidth; x++) {
fp[x] = colp[x][ch]; fp[x] = colp[x][ch];
} }
} }
} }
// in1, channel ch -> data2 // in1, channel ch -> data2
memset(data2, 0, w2 * h2 * sizeof(fREAL)); memset(data2, 0, w2 * h2 * sizeof(fREAL));
float *colp_image;
int image_elem_jump = input_image->elem_jump;
for (y = 0; y < ybsz; y++) { for (y = 0; y < ybsz; y++) {
int yy = ybl * ybsz + y; int yy = ybl * ybsz + y;
if (yy >= imageHeight) { if (yy >= imageHeight) {
continue; continue;
} }
fp = &data2[y * w2]; fp = &data2[y * w2];
colp = (fRGB *)&imageBuffer[yy * imageWidth * COM_DATA_TYPE_COLOR_CHANNELS]; colp_image = input_image->get_elem(0, y);
for (x = 0; x < xbsz; x++) { for (x = 0; x < xbsz; x++) {
int xx = xbl * xbsz + x; int xx = xbl * xbsz + x;
if (xx >= imageWidth) { if (xx >= imageWidth) {
continue; continue;
} }
fp[x] = colp[xx][ch]; fp[x] = colp_image[xx * image_elem_jump + ch];
} }
} }
// forward FHT // forward FHT
// zero pad data start is different for each == height+1 // zero pad data start is different for each == height+1
if (!in2done) { if (!in2done) {
FHT2D(data1ch, log2_w, log2_h, kernelHeight + 1, 0); FHT2D(data1ch, log2_w, log2_h, kernelHeight + 1, 0);
} }
▲ Show 20 Lines • Show All 79 Lines • Show Last 20 Lines