Revision: 48878
          
http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-blender&revision=48878
Author:   campbellbarton
Date:     2012-07-12 20:10:41 +0000 (Thu, 12 Jul 2012)
Log Message:
-----------
new mask rasterizer written to take advantage of the compositors threading, 
mostly functional but disabled by default (still a little wip).

Modified Paths:
--------------
    trunk/blender/source/blender/blenkernel/BKE_mask.h
    trunk/blender/source/blender/blenkernel/CMakeLists.txt
    trunk/blender/source/blender/blenkernel/intern/mask.c
    trunk/blender/source/blender/blenkernel/intern/particle_system.c
    trunk/blender/source/blender/compositor/operations/COM_MaskOperation.cpp
    trunk/blender/source/blender/compositor/operations/COM_MaskOperation.h
    trunk/blender/source/creator/CMakeLists.txt

Added Paths:
-----------
    trunk/blender/source/blender/blenkernel/intern/mask_rasterize.c

Modified: trunk/blender/source/blender/blenkernel/BKE_mask.h
===================================================================
--- trunk/blender/source/blender/blenkernel/BKE_mask.h  2012-07-12 19:56:47 UTC 
(rev 48877)
+++ trunk/blender/source/blender/blenkernel/BKE_mask.h  2012-07-12 20:10:41 UTC 
(rev 48878)
@@ -64,6 +64,8 @@
 /* splines */
 struct MaskSpline *BKE_mask_spline_add(struct MaskLayer *masklay);
 
+int BKE_mask_spline_differentiate_calc_total(const struct MaskSpline *spline, 
const int resol);
+
 float (*BKE_mask_spline_differentiate(struct MaskSpline *spline, int 
*tot_diff_point))[2];
 float (*BKE_mask_spline_feather_differentiated_points(struct MaskSpline 
*spline, int *tot_feather_point))[2];
 
@@ -203,4 +205,21 @@
 #define MASKPOINT_SEL_HANDLE(p)     { (p)->bezt.f1 |=  SELECT; (p)->bezt.f3 |= 
 SELECT; } (void)0
 #define MASKPOINT_DESEL_HANDLE(p)   { (p)->bezt.f1 &= ~SELECT; (p)->bezt.f3 &= 
~SELECT; } (void)0
 
-#endif
+/* disable to test alternate rasterizer */
+#define USE_RASKTER
+
+/* mask_rasterize.c */
+#ifndef USE_RASKTER
+struct MaskRasterHandle;
+typedef struct MaskRasterHandle MaskRasterHandle;
+
+MaskRasterHandle *BLI_maskrasterize_handle_new(void);
+void              BLI_maskrasterize_handle_free(MaskRasterHandle *mr_handle);
+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);
+float             BLI_maskrasterize_handle_sample(MaskRasterHandle *mr_handle, 
const float xy[2]);
+#endif /* USE_RASKTER */
+
+#endif /* __BKE_MASK_H__ */

Modified: trunk/blender/source/blender/blenkernel/CMakeLists.txt
===================================================================
--- trunk/blender/source/blender/blenkernel/CMakeLists.txt      2012-07-12 
19:56:47 UTC (rev 48877)
+++ trunk/blender/source/blender/blenkernel/CMakeLists.txt      2012-07-12 
20:10:41 UTC (rev 48878)
@@ -101,6 +101,7 @@
        intern/lamp.c
        intern/lattice.c
        intern/library.c
+       intern/mask_rasterize.c
        intern/mask.c
        intern/material.c
        intern/mball.c

Modified: trunk/blender/source/blender/blenkernel/intern/mask.c
===================================================================
--- trunk/blender/source/blender/blenkernel/intern/mask.c       2012-07-12 
19:56:47 UTC (rev 48877)
+++ trunk/blender/source/blender/blenkernel/intern/mask.c       2012-07-12 
20:10:41 UTC (rev 48878)
@@ -314,7 +314,7 @@
        return resol;
 }
 
-static int mask_spline_points_calc_tot(const MaskSpline *spline, const int 
resol)
+int BKE_mask_spline_differentiate_calc_total(const MaskSpline *spline, const 
int resol)
 {
        int len;
 
@@ -338,7 +338,7 @@
 
        MaskSplinePoint *point, *prev;
        float (*diff_points)[2], (*fp)[2];
-       const int tot = mask_spline_points_calc_tot(spline, resol);
+       const int tot = BKE_mask_spline_differentiate_calc_total(spline, resol);
        int a;
 
        if (spline->tot_point <= 1) {
@@ -412,7 +412,7 @@
        MaskSplinePoint *point, *prev;
        float (*feather)[2], (*fp)[2];
 
-       const int tot = mask_spline_points_calc_tot(spline, resol);
+       const int tot = BKE_mask_spline_differentiate_calc_total(spline, resol);
        int a;
 
        /* tot+1 because of 'forward_diff_bezier' function */

Added: trunk/blender/source/blender/blenkernel/intern/mask_rasterize.c
===================================================================
--- trunk/blender/source/blender/blenkernel/intern/mask_rasterize.c             
                (rev 0)
+++ trunk/blender/source/blender/blenkernel/intern/mask_rasterize.c     
2012-07-12 20:10:41 UTC (rev 48878)
@@ -0,0 +1,586 @@
+/*
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * The Original Code is Copyright (C) 2012 Blender Foundation.
+ * All rights reserved.
+ *
+ * Contributor(s): Blender Foundation,
+ *                 Campbell Barton
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+/** \file blender/blenkernel/intern/mask_rasterize.c
+ *  \ingroup bke
+ */
+
+#include "MEM_guardedalloc.h"
+
+#include "DNA_vec_types.h"
+#include "DNA_mask_types.h"
+
+#include "BLI_utildefines.h"
+#include "BLI_kdopbvh.h"
+#include "BLI_scanfill.h"
+
+#include "BLI_math.h"
+#include "BLI_rect.h"
+#include "BLI_listbase.h"
+#include "BLI_mempool.h"
+
+#include "BKE_mask.h"
+
+#ifndef USE_RASKTER
+
+/**
+ * A single #MaskRasterHandle contains multile #MaskRasterLayer's,
+ * each #MaskRasterLayer does its own lookup which contributes to
+ * the final pixel with its own blending mode and the final pixel is blended 
between these.
+ */
+
+/* internal use only */
+typedef struct MaskRasterLayer {
+       /* xy raytree */
+       BVHTree *bvhtree;
+
+       /* 2d bounds (to quickly skip raytree lookup) */
+       rctf bounds;
+
+       /* geometry */
+       unsigned int (*tri_array)[3];  /* access coords */
+       float        (*tri_coords)[3]; /* xy, z 0-1 (1.0 == filled) */
+
+
+       /* copied direct from #MaskLayer.--- */
+       /* blending options */
+       float  alpha;
+       char   blend;
+       char   blend_flag;
+
+} MaskRasterLayer;
+
+
+/**
+ * opaque local struct for mask pixel lookup, each MaskLayer needs one of these
+ */
+struct MaskRasterHandle {
+       MaskRasterLayer *layers;
+       unsigned int     layers_tot;
+
+       /* 2d bounds (to quickly skip raytree lookup) */
+       rctf bounds;
+};
+
+MaskRasterHandle *BLI_maskrasterize_handle_new(void)
+{
+       MaskRasterHandle *mr_handle;
+
+       mr_handle = MEM_callocN(sizeof(MaskRasterHandle), 
STRINGIFY(MaskRasterHandle));
+
+       return mr_handle;
+}
+
+void BLI_maskrasterize_handle_free(MaskRasterHandle *mr_handle)
+{
+       const unsigned int layers_tot = mr_handle->layers_tot;
+       unsigned int i;
+       MaskRasterLayer *raslayers = mr_handle->layers;
+
+       /* raycast vars */
+       for (i = 0; i < layers_tot; i++, raslayers++) {
+               BLI_bvhtree_free(raslayers->bvhtree);
+
+               if (raslayers->tri_array) {
+                       MEM_freeN(raslayers->tri_array);
+               }
+
+               if (raslayers->tri_coords) {
+                       MEM_freeN(raslayers->tri_coords);
+               }
+       }
+
+       MEM_freeN(mr_handle->layers);
+       MEM_freeN(mr_handle);
+}
+
+#define PRINT_MASK_DEBUG printf
+
+#define SF_EDGE_IS_BOUNDARY 0xff
+
+#define SF_KEYINDEX_TEMP_ID ((unsigned int) -1)
+
+
+void maskrasterize_spline_differentiate_point_inset(float 
(*diff_feather_points)[2], float (*diff_points)[2],
+                                                    const int tot_diff_point, 
const float ofs, const int do_test)
+{
+       int k_prev = tot_diff_point - 2;
+       int k_curr = tot_diff_point - 1;
+       int k_next = 0;
+
+       int k;
+
+       float d_prev[2];
+       float d_next[2];
+       float d[2];
+
+       const float *co_prev;
+       const float *co_curr;
+       const float *co_next;
+
+       const float ofs_squared = ofs * ofs;
+
+       co_prev = diff_points[k_prev];
+       co_curr = diff_points[k_curr];
+       co_next = diff_points[k_next];
+
+       /* precalc */
+       sub_v2_v2v2(d_prev, co_prev, co_curr);
+       normalize_v2(d_prev);
+
+       /* TODO, speedup by only doing one normalize per iter */
+
+
+       for (k = 0; k < tot_diff_point; k++) {
+
+               co_prev = diff_points[k_prev];
+               co_curr = diff_points[k_curr];
+               co_next = diff_points[k_next];
+
+               /* sub_v2_v2v2(d_prev, co_prev, co_curr); */ /* precalc */
+               sub_v2_v2v2(d_next, co_curr, co_next);
+
+               /* normalize_v2(d_prev); */ /* precalc */
+               normalize_v2(d_next);
+
+               if ((do_test == FALSE) ||
+                   (len_squared_v2v2(diff_feather_points[k], diff_points[k]) < 
ofs_squared))
+               {
+
+                       add_v2_v2v2(d, d_prev, d_next);
+
+                       normalize_v2(d);
+
+                       diff_feather_points[k][0] = diff_points[k][0] + ( d[1] 
* ofs);
+                       diff_feather_points[k][1] = diff_points[k][1] + (-d[0] 
* ofs);
+               }
+
+               /* use next iter */
+               copy_v2_v2(d_prev, d_next);
+
+               k_prev = k_curr;
+               k_curr = k_next;
+               k_next++;
+       }
+}
+
+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 = 16;
+       const float aa_filter_size = 1.0f / MIN2(width, height);
+
+       const float zvec[3] = {0.0f, 0.0f, 1.0f};
+       MaskLayer *masklay;
+       int masklay_index;
+
+       mr_handle->layers_tot = BLI_countlist(&mask->masklayers);
+       mr_handle->layers = MEM_mallocN(sizeof(MaskRasterLayer) * 
mr_handle->layers_tot, STRINGIFY(MaskRasterLayer));
+       BLI_rctf_init_minmax(&mr_handle->bounds);
+
+       for (masklay = mask->masklayers.first, masklay_index = 0; masklay; 
masklay = masklay->next, masklay_index++) {
+
+               MaskSpline *spline;
+
+               /* scanfill */
+               ScanFillContext sf_ctx;
+               ScanFillVert *sf_vert = NULL;
+               ScanFillVert *sf_vert_next = NULL;
+               ScanFillFace *sf_tri;
+
+               unsigned int sf_vert_tot = 0;
+               unsigned int tot_feather_quads = 0;
+
+               if (masklay->restrictflag & MASK_RESTRICT_RENDER) {
+                       continue;
+               }
+
+               BLI_scanfill_begin(&sf_ctx);
+
+               for (spline = masklay->splines.first; spline; spline = 
spline->next) {
+
+                       float (*diff_points)[2];
+                       int tot_diff_point;
+
+                       float (*diff_feather_points)[2];
+                       int tot_diff_feather_points;
+
+                       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);
+                       }
+                       else {
+                               tot_diff_feather_points = 0;
+                               diff_feather_points = NULL;
+                       }
+
+                       if (do_aspect_correct) {
+                               if (width != height) {
+                                       float *fp;
+                                       float *ffp;
+                                       int i;
+                                       float asp;
+
+                                       if (width < height) {
+                                               fp = &diff_points[0][0];
+                                               ffp = tot_diff_feather_points ? 
&diff_feather_points[0][0] : NULL;
+                                               asp = (float)width / 
(float)height;
+                                       }
+                                       else {
+                                               fp = &diff_points[0][1];

@@ Diff output truncated at 10240 characters. @@
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