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Tracking: Use BLI mask rasterization for track masks

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This commit is contained in:
Sergey Sharybin 2016-01-08 16:24:36 +05:00
parent 875be10903
commit 707500b5c4
1 changed files with 26 additions and 8 deletions
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34
source/blender/blenkernel/intern/tracking.c
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@ -64,8 +64,6 @@
#include "RNA_access.h"
#include "raskter.h"
#include "libmv-capi.h"
#include "tracking_private.h"
@ -810,31 +808,51 @@ static bGPDlayer *track_mask_gpencil_layer_get(MovieTrackingTrack *track)
return NULL;
}
typedef struct TrackMaskSetPixelData {
float *mask;
int mask_width;
int mask_height;
} TrackMaskSetPixelData;
static void track_mask_set_pixel_cb(int x, int y, void *user_data)
{
TrackMaskSetPixelData *data = (TrackMaskSetPixelData *)user_data;
size_t index = (size_t)y * data->mask_width + x;
data->mask[index] = 1.0f;
}
static void track_mask_gpencil_layer_rasterize(int frame_width, int frame_height,
MovieTrackingMarker *marker, bGPDlayer *layer,
float *mask, int mask_width, int mask_height)
{
bGPDframe *frame = layer->frames.first;
TrackMaskSetPixelData data;
data.mask = mask;
data.mask_width = mask_width;
data.mask_height = mask_height;
while (frame) {
bGPDstroke *stroke = frame->strokes.first;
while (stroke) {
bGPDspoint *stroke_points = stroke->points;
float *mask_points, *fp;
int *mask_points, *point;
int i;
if (stroke->flag & GP_STROKE_2DSPACE) {
fp = mask_points = MEM_callocN(2 * stroke->totpoints * sizeof(float),
point = mask_points = MEM_callocN(2 * stroke->totpoints * sizeof(int),
"track mask rasterization points");
for (i = 0; i < stroke->totpoints; i++, fp += 2) {
fp[0] = (stroke_points[i].x - marker->search_min[0]) * frame_width / mask_width;
fp[1] = (stroke_points[i].y - marker->search_min[1]) * frame_height / mask_height;
for (i = 0; i < stroke->totpoints; i++, point += 2) {
point[0] = (stroke_points[i].x - marker->search_min[0]) * frame_width;
point[1] = (stroke_points[i].y - marker->search_min[1]) * frame_height;
}
/* TODO: add an option to control whether AA is enabled or not */
PLX_raskterize((float (*)[2])mask_points, stroke->totpoints, mask, mask_width, mask_height);
fill_poly_v2i_n(0, 0, mask_width, mask_height,
(const int (*)[2])mask_points, stroke->totpoints,
track_mask_set_pixel_cb, &data);
MEM_freeN(mask_points);
}