[Bf-blender-cvs] SVN commit: /data/svn/bf-blender [48916] trunk/blender/source/blender/ blenkernel/intern/mask_rasterize.c: minor refactor for mask rasterizer
Campbell Barton
ideasman42 at gmail.com
Sat Jul 14 17:46:32 CEST 2012
Revision: 48916
http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=48916
Author: campbellbarton
Date: 2012-07-14 15:46:32 +0000 (Sat, 14 Jul 2012)
Log Message:
-----------
minor refactor for mask rasterizer
Modified Paths:
--------------
trunk/blender/source/blender/blenkernel/intern/mask_rasterize.c
Modified: trunk/blender/source/blender/blenkernel/intern/mask_rasterize.c
===================================================================
--- trunk/blender/source/blender/blenkernel/intern/mask_rasterize.c 2012-07-14 15:29:45 UTC (rev 48915)
+++ trunk/blender/source/blender/blenkernel/intern/mask_rasterize.c 2012-07-14 15:46:32 UTC (rev 48916)
@@ -46,6 +46,15 @@
#ifndef USE_RASKTER
+#define SPLINE_RESOL 32
+
+#define SF_EDGE_IS_BOUNDARY 0xff
+#define SF_KEYINDEX_TEMP_ID ((unsigned int) -1)
+
+#define TRI_TERMINATOR_ID ((unsigned int) -1)
+#define TRI_VERT ((unsigned int) -1)
+
+
/**
* A single #MaskRasterHandle contains multile #MaskRasterLayer's,
* each #MaskRasterLayer does its own lookup which contributes to
@@ -82,6 +91,11 @@
static void layer_bucket_init(MaskRasterLayer *layer);
+
+/* --------------------------------------------------------------------- */
+/* alloc / free functions */
+/* --------------------------------------------------------------------- */
+
/**
* opaque local struct for mask pixel lookup, each MaskLayer needs one of these
*/
@@ -137,16 +151,7 @@
MEM_freeN(mr_handle);
}
-#define RESOL 32
-#define PRINT_MASK_DEBUG printf
-
-#define SF_EDGE_IS_BOUNDARY 0xff
-
-#define SF_KEYINDEX_TEMP_ID ((unsigned int) -1)
-#define TRI_TERMINATOR_ID ((unsigned int) -1)
-
-
void maskrasterize_spline_differentiate_point_inset(float (*diff_feather_points)[2], float (*diff_points)[2],
const unsigned int tot_diff_point, const float ofs,
const short do_test)
@@ -208,16 +213,126 @@
}
}
-#define TRI_VERT ((unsigned int) -1)
+static void layer_bucket_init(MaskRasterLayer *layer)
+{
+ MemArena *arena = BLI_memarena_new(1 << 16, __func__);
+
+ /* TODO - calculate best bucket size */
+ layer->buckets_x = 256;
+ layer->buckets_y = 256;
+
+ layer->buckets_xy_scalar[0] = (1.0f / ((layer->bounds.xmax - layer->bounds.xmin) + FLT_EPSILON)) * layer->buckets_x;
+ layer->buckets_xy_scalar[1] = (1.0f / ((layer->bounds.ymax - layer->bounds.ymin) + FLT_EPSILON)) * layer->buckets_y;
+
+ {
+ unsigned int *tri = &layer->tri_array[0][0];
+ float (*cos)[3] = layer->tri_coords;
+
+ const unsigned int bucket_tot = layer->buckets_x * layer->buckets_y;
+ LinkNode **bucketstore = MEM_callocN(bucket_tot * sizeof(LinkNode *), __func__);
+ unsigned int *bucketstore_tot = MEM_callocN(bucket_tot * sizeof(unsigned int), __func__);
+
+ unsigned int tri_index;
+
+ for (tri_index = 0; tri_index < layer->tri_tot; tri_index++, tri += 4) {
+ float xmin;
+ float xmax;
+ float ymin;
+ float ymax;
+
+ if (tri[3] == TRI_VERT) {
+ const float *v1 = cos[tri[0]];
+ const float *v2 = cos[tri[1]];
+ const float *v3 = cos[tri[2]];
+
+ xmin = fminf(v1[0], fminf(v2[0], v3[0]));
+ xmax = fmaxf(v1[0], fmaxf(v2[0], v3[0]));
+ ymin = fminf(v1[1], fminf(v2[1], v3[1]));
+ ymax = fmaxf(v1[1], fmaxf(v2[1], v3[1]));
+ }
+ else {
+ const float *v1 = cos[tri[0]];
+ const float *v2 = cos[tri[1]];
+ const float *v3 = cos[tri[2]];
+ const float *v4 = cos[tri[3]];
+
+ xmin = fminf(v1[0], fminf(v2[0], fminf(v3[0], v4[0])));
+ xmax = fmaxf(v1[0], fmaxf(v2[0], fmaxf(v3[0], v4[0])));
+ ymin = fminf(v1[1], fminf(v2[1], fminf(v3[1], v4[1])));
+ ymax = fmaxf(v1[1], fmaxf(v2[1], fmaxf(v3[1], v4[1])));
+ }
+
+
+ /* not essential but may as will skip any faces outside the view */
+ if (!((xmax < 0.0f) || (ymax < 0.0f) || (xmin > 1.0f) || (ymin > 1.0f))) {
+ const unsigned int xi_min = (unsigned int) ((xmin - layer->bounds.xmin) * layer->buckets_xy_scalar[0]);
+ const unsigned int xi_max = (unsigned int) ((xmax - layer->bounds.xmin) * layer->buckets_xy_scalar[0]);
+ const unsigned int yi_min = (unsigned int) ((ymin - layer->bounds.ymin) * layer->buckets_xy_scalar[1]);
+ const unsigned int yi_max = (unsigned int) ((ymax - layer->bounds.ymin) * layer->buckets_xy_scalar[1]);
+
+ unsigned int xi, yi;
+
+ for (xi = xi_min; xi <= xi_max; xi++) {
+ for (yi = yi_min; yi <= yi_max; yi++) {
+ unsigned int bucket_index = (layer->buckets_x * yi) + xi;
+
+ BLI_assert(xi < layer->buckets_x);
+ BLI_assert(yi < layer->buckets_y);
+ BLI_assert(bucket_index < bucket_tot);
+
+ BLI_linklist_prepend_arena(&bucketstore[bucket_index],
+ SET_UINT_IN_POINTER(tri_index),
+ arena);
+
+ bucketstore_tot[bucket_index]++;
+ }
+ }
+ }
+ }
+
+ if (1) {
+ /* now convert linknodes into arrays for faster per pixel access */
+ unsigned int **buckets_tri = MEM_mallocN(bucket_tot * sizeof(unsigned int **), __func__);
+ unsigned int bucket_index;
+
+ for (bucket_index = 0; bucket_index < bucket_tot; bucket_index++) {
+ if (bucketstore_tot[bucket_index]) {
+ unsigned int *bucket = MEM_mallocN((bucketstore_tot[bucket_index] + 1) * sizeof(unsigned int),
+ __func__);
+ LinkNode *bucket_node;
+
+ buckets_tri[bucket_index] = bucket;
+
+ for (bucket_node = bucketstore[bucket_index]; bucket_node; bucket_node = bucket_node->next) {
+ *bucket = GET_UINT_FROM_POINTER(bucket_node->link);
+ bucket++;
+ }
+ *bucket = TRI_TERMINATOR_ID;
+ }
+ else {
+ buckets_tri[bucket_index] = NULL;
+ }
+ }
+
+ layer->buckets_tri = buckets_tri;
+ }
+
+ MEM_freeN(bucketstore);
+ MEM_freeN(bucketstore_tot);
+ }
+
+ BLI_memarena_free(arena);
+}
+
void BLI_maskrasterize_handle_init(MaskRasterHandle *mr_handle, struct Mask *mask,
const int width, const int height,
const short do_aspect_correct, const short do_mask_aa,
const short do_feather)
{
/* TODO: real size */
- const int resol = RESOL;
- const float aa_filter_size = 1.0f / MIN2(width, height);
+ const int resol = SPLINE_RESOL;
+ const float pixel_size = 1.0f / MIN2(width, height);
const float zvec[3] = {0.0f, 0.0f, 1.0f};
MaskLayer *masklay;
@@ -254,11 +369,13 @@
float (*diff_feather_points)[2];
int tot_diff_feather_points;
- diff_points = BKE_mask_spline_differentiate_with_resolution_ex(spline, resol, &tot_diff_point);
+ diff_points = BKE_mask_spline_differentiate_with_resolution_ex(
+ spline, resol, &tot_diff_point);
/* dont ch*/
if (do_feather) {
- diff_feather_points = BKE_mask_spline_feather_differentiated_points_with_resolution_ex(spline, resol, &tot_diff_feather_points);
+ diff_feather_points = BKE_mask_spline_feather_differentiated_points_with_resolution_ex(
+ spline, resol, &tot_diff_feather_points);
}
else {
tot_diff_feather_points = 0;
@@ -306,15 +423,16 @@
if (do_mask_aa == TRUE) {
if (do_feather == FALSE) {
tot_diff_feather_points = tot_diff_point;
- diff_feather_points = MEM_mallocN(sizeof(*diff_feather_points) * tot_diff_feather_points, __func__);
+ diff_feather_points = MEM_mallocN(sizeof(*diff_feather_points) * tot_diff_feather_points,
+ __func__);
/* add single pixel feather */
maskrasterize_spline_differentiate_point_inset(diff_feather_points, diff_points,
- tot_diff_point, aa_filter_size, FALSE);
+ tot_diff_point, pixel_size, FALSE);
}
else {
/* ensure single pixel feather, on any zero feather areas */
maskrasterize_spline_differentiate_point_inset(diff_feather_points, diff_points,
- tot_diff_point, aa_filter_size, TRUE);
+ tot_diff_point, pixel_size, TRUE);
}
}
@@ -471,7 +589,7 @@
BLI_union_rctf(&mr_handle->bounds, &bounds);
}
- PRINT_MASK_DEBUG("tris %d, feather tris %d\n", sf_tri_tot, tot_feather_quads);
+ /* printf("tris %d, feather tris %d\n", sf_tri_tot, tot_feather_quads); */
}
/* add trianges */
@@ -479,6 +597,11 @@
}
}
+
+/* --------------------------------------------------------------------- */
+/* functions that run inside the sampling thread (keep fast!) */
+/* --------------------------------------------------------------------- */
+
/* 2D ray test */
static float maskrasterize_layer_z_depth_tri(const float pt[2],
const float v1[3], const float v2[3], const float v3[3])
@@ -516,7 +639,7 @@
}
}
#else
- /* we know all tris are close for now */
+ /* we know all tris are close for now */
if (1) {
if (isect_point_tri_v2(xy, cos[tri[0]], cos[tri[1]], cos[tri[2]])) {
return 0.0f;
@@ -556,116 +679,6 @@
return 1.0f;
}
-static void layer_bucket_init(MaskRasterLayer *layer)
-{
- MemArena *arena = BLI_memarena_new(1 << 16, __func__);
-
- /* TODO - calculate best bucket size */
- layer->buckets_x = 256;
- layer->buckets_y = 256;
-
- layer->buckets_xy_scalar[0] = (1.0f / ((layer->bounds.xmax - layer->bounds.xmin) + FLT_EPSILON)) * layer->buckets_x;
- layer->buckets_xy_scalar[1] = (1.0f / ((layer->bounds.ymax - layer->bounds.ymin) + FLT_EPSILON)) * layer->buckets_y;
-
- {
- unsigned int *tri = &layer->tri_array[0][0];
- float (*cos)[3] = layer->tri_coords;
-
- const unsigned int bucket_tot = layer->buckets_x * layer->buckets_y;
- LinkNode **bucketstore = MEM_callocN(bucket_tot * sizeof(LinkNode *), __func__);
- unsigned int *bucketstore_tot = MEM_callocN(bucket_tot * sizeof(unsigned int), __func__);
-
- unsigned int tri_index;
-
- for (tri_index = 0; tri_index < layer->tri_tot; tri_index++, tri += 4) {
- float xmin;
- float xmax;
- float ymin;
- float ymax;
-
- if (tri[3] == TRI_VERT) {
- const float *v1 = cos[tri[0]];
- const float *v2 = cos[tri[1]];
- const float *v3 = cos[tri[2]];
-
- xmin = fminf(v1[0], fminf(v2[0], v3[0]));
- xmax = fmaxf(v1[0], fmaxf(v2[0], v3[0]));
- ymin = fminf(v1[1], fminf(v2[1], v3[1]));
- ymax = fmaxf(v1[1], fmaxf(v2[1], v3[1]));
- }
- else {
- const float *v1 = cos[tri[0]];
- const float *v2 = cos[tri[1]];
- const float *v3 = cos[tri[2]];
- const float *v4 = cos[tri[3]];
-
- xmin = fminf(v1[0], fminf(v2[0], fminf(v3[0], v4[0])));
@@ Diff output truncated at 10240 characters. @@
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