diff options
Diffstat (limited to 'source/blender/editors/gpencil/gpencil_paint.c')
| -rw-r--r-- | source/blender/editors/gpencil/gpencil_paint.c | 493 |
1 files changed, 248 insertions, 245 deletions
diff --git a/source/blender/editors/gpencil/gpencil_paint.c b/source/blender/editors/gpencil/gpencil_paint.c index f9b5966dee3..437d5cef6f8 100644 --- a/source/blender/editors/gpencil/gpencil_paint.c +++ b/source/blender/editors/gpencil/gpencil_paint.c @@ -46,14 +46,15 @@ #include "PIL_time.h" -#include "BKE_paint.h" -#include "BKE_gpencil.h" +#include "BKE_colortools.h" #include "BKE_context.h" #include "BKE_global.h" +#include "BKE_gpencil.h" +#include "BKE_main.h" +#include "BKE_paint.h" #include "BKE_report.h" #include "BKE_screen.h" #include "BKE_tracking.h" -#include "BKE_colortools.h" #include "DNA_object_types.h" #include "DNA_scene_types.h" @@ -115,37 +116,38 @@ typedef enum eGPencil_PaintFlags { * "p" = op->customdata */ typedef struct tGPsdata { + Main *bmain; Scene *scene; /* current scene from context */ struct Depsgraph *depsgraph; - + wmWindow *win; /* window where painting originated */ ScrArea *sa; /* area where painting originated */ ARegion *ar; /* region where painting originated */ View2D *v2d; /* needed for GP_STROKE_2DSPACE */ rctf *subrect; /* for using the camera rect within the 3d view */ rctf subrect_data; - + GP_SpaceConversion gsc; /* settings to pass to gp_points_to_xy() */ - + PointerRNA ownerPtr; /* pointer to owner of gp-datablock */ bGPdata *gpd; /* gp-datablock layer comes from */ bGPDlayer *gpl; /* layer we're working on */ bGPDframe *gpf; /* frame we're working on */ - + char *align_flag; /* projection-mode flags (toolsettings - eGPencil_Placement_Flags) */ - + eGPencil_PaintStatus status; /* current status of painting */ eGPencil_PaintModes paintmode; /* mode for painting */ eGPencil_PaintFlags flags; /* flags that can get set during runtime (eGPencil_PaintFlags) */ - + short radius; /* radius of influence for eraser */ - + int mval[2]; /* current mouse-position */ int mvalo[2]; /* previous recorded mouse-position */ - + float pressure; /* current stylus pressure */ float opressure; /* previous stylus pressure */ - + /* These need to be doubles, as (at least under unix) they are in seconds since epoch, * float (and its 7 digits precision) is definitively not enough here! * double, with its 15 digits precision, ensures us millisecond precision for a few centuries at least. @@ -153,13 +155,13 @@ typedef struct tGPsdata { double inittime; /* Used when converting to path */ double curtime; /* Used when converting to path */ double ocurtime; /* Used when converting to path */ - + float imat[4][4]; /* inverted transformation matrix applying when converting coords from screen-space * to region space */ float mat[4][4]; - + float custom_color[4]; /* custom color - hack for enforcing a particular color for track/mask editing */ - + void *erasercursor; /* radial cursor data for drawing eraser */ bGPDpalettecolor *palettecolor; /* current palette color */ @@ -216,7 +218,7 @@ static int gpencil_draw_poll(bContext *C) else { CTX_wm_operator_poll_msg_set(C, "Active region not set"); } - + return 0; } @@ -237,12 +239,12 @@ static void gp_get_3d_reference(tGPsdata *p, float vec[3]) { View3D *v3d = p->sa->spacedata.first; const float *fp = ED_view3d_cursor3d_get(p->scene, v3d)->location; - + /* the reference point used depends on the owner... */ #if 0 /* XXX: disabled for now, since we can't draw relative to the owner yet */ if (p->ownerPtr.type == &RNA_Object) { Object *ob = (Object *)p->ownerPtr.data; - + /* active Object * - use relative distance of 3D-cursor from object center */ @@ -263,24 +265,24 @@ static bool gp_stroke_filtermval(tGPsdata *p, const int mval[2], int pmval[2]) { int dx = abs(mval[0] - pmval[0]); int dy = abs(mval[1] - pmval[1]); - + /* if buffer is empty, just let this go through (i.e. so that dots will work) */ if (p->gpd->sbuffer_size == 0) return true; - + /* check if mouse moved at least certain distance on both axes (best case) * - aims to eliminate some jitter-noise from input when trying to draw straight lines freehand */ else if ((dx > MIN_MANHATTEN_PX) && (dy > MIN_MANHATTEN_PX)) return true; - + /* check if the distance since the last point is significant enough * - prevents points being added too densely * - distance here doesn't use sqrt to prevent slowness... we should still be safe from overflows though */ else if ((dx * dx + dy * dy) > MIN_EUCLIDEAN_PX * MIN_EUCLIDEAN_PX) return true; - + /* mouse 'didn't move' */ else return false; @@ -349,7 +351,7 @@ static void gp_reproject_toplane(tGPsdata *p, bGPDstroke *gps) static void gp_stroke_convertcoords(tGPsdata *p, const int mval[2], float out[3], float *depth) { bGPdata *gpd = p->gpd; - + /* in 3d-space - pt->x/y/z are 3 side-by-side floats */ if (gpd->sbuffer_sflag & GP_STROKE_3DSPACE) { if (gpencil_project_check(p) && (ED_view3d_autodist_simple(p->ar, mval, out, 0, depth))) { @@ -362,7 +364,7 @@ static void gp_stroke_convertcoords(tGPsdata *p, const int mval[2], float out[3] float rvec[3], dvec[3]; float mval_f[2] = {UNPACK2(mval)}; float zfac; - + /* Current method just converts each point in screen-coordinates to * 3D-coordinates using the 3D-cursor as reference. In general, this * works OK, but it could of course be improved. @@ -371,10 +373,10 @@ static void gp_stroke_convertcoords(tGPsdata *p, const int mval[2], float out[3] * - investigate using nearest point(s) on a previous stroke as * reference point instead or as offset, for easier stroke matching */ - + gp_get_3d_reference(p, rvec); zfac = ED_view3d_calc_zfac(p->ar->regiondata, rvec, NULL); - + if (ED_view3d_project_float_global(p->ar, rvec, mval_prj, V3D_PROJ_TEST_NOP) == V3D_PROJ_RET_OK) { sub_v2_v2v2(mval_f, mval_prj, mval_f); ED_view3d_win_to_delta(p->ar, mval_f, dvec, zfac); @@ -385,13 +387,13 @@ static void gp_stroke_convertcoords(tGPsdata *p, const int mval[2], float out[3] } } } - + /* 2d - on 'canvas' (assume that p->v2d is set) */ else if ((gpd->sbuffer_sflag & GP_STROKE_2DSPACE) && (p->v2d)) { UI_view2d_region_to_view(p->v2d, mval[0], mval[1], &out[0], &out[1]); mul_v3_m4v3(out, p->imat, out); } - + /* 2d - relative to screen (viewport area) */ else { if (p->subrect == NULL) { /* normal 3D view */ @@ -477,7 +479,7 @@ static void gp_brush_angle(bGPdata *gpd, bGPDbrush *brush, tGPspoint *pt, const fac = 1.0f - fabs(dot_v2v2(v0, mvec)); /* 0.0 to 1.0 */ /* interpolate with previous point for smoother transitions */ mpressure = interpf(pt->pressure - (sen * fac), (pt - 1)->pressure, 0.3f); - pt->pressure = mpressure; + pt->pressure = mpressure; CLAMP(pt->pressure, GPENCIL_ALPHA_OPACITY_THRESH, 1.0f); } @@ -499,13 +501,13 @@ static short gp_stroke_addpoint( if (gpd->sbuffer_size == 0) { /* first point in buffer (start point) */ pt = (tGPspoint *)(gpd->sbuffer); - + /* store settings */ copy_v2_v2_int(&pt->x, mval); pt->pressure = 1.0f; /* T44932 - Pressure vals are unreliable, so ignore for now */ pt->strength = 1.0f; pt->time = (float)(curtime - p->inittime); - + /* increment buffer size */ gpd->sbuffer_size++; } @@ -514,17 +516,17 @@ static short gp_stroke_addpoint( * - assume that pointers for this are always valid... */ pt = ((tGPspoint *)(gpd->sbuffer) + 1); - + /* store settings */ copy_v2_v2_int(&pt->x, mval); pt->pressure = 1.0f; /* T44932 - Pressure vals are unreliable, so ignore for now */ pt->strength = 1.0f; pt->time = (float)(curtime - p->inittime); - + /* now the buffer has 2 points (and shouldn't be allowed to get any larger) */ gpd->sbuffer_size = 2; } - + /* can keep carrying on this way :) */ return GP_STROKEADD_NORMAL; } @@ -532,10 +534,10 @@ static short gp_stroke_addpoint( /* check if still room in buffer */ if (gpd->sbuffer_size >= GP_STROKE_BUFFER_MAX) return GP_STROKEADD_OVERFLOW; - + /* get pointer to destination point */ pt = ((tGPspoint *)(gpd->sbuffer) + gpd->sbuffer_size); - + /* store settings */ /* pressure */ if (brush->flag & GP_BRUSH_USE_PRESSURE) { @@ -597,10 +599,10 @@ static short gp_stroke_addpoint( /* point time */ pt->time = (float)(curtime - p->inittime); - + /* increment counters */ gpd->sbuffer_size++; - + /* check if another operation can still occur */ if (gpd->sbuffer_size == GP_STROKE_BUFFER_MAX) return GP_STROKEADD_FULL; @@ -608,17 +610,17 @@ static short gp_stroke_addpoint( return GP_STROKEADD_NORMAL; } else if (p->paintmode == GP_PAINTMODE_DRAW_POLY) { - + bGPDlayer *gpl = BKE_gpencil_layer_getactive(gpd); /* get pointer to destination point */ pt = (tGPspoint *)(gpd->sbuffer); - + /* store settings */ copy_v2_v2_int(&pt->x, mval); pt->pressure = 1.0f; /* T44932 - Pressure vals are unreliable, so ignore for now */ pt->strength = 1.0f; pt->time = (float)(curtime - p->inittime); - + /* if there's stroke for this poly line session add (or replace last) point * to stroke. This allows to draw lines more interactively (see new segment * during mouse slide, e.g.) @@ -626,15 +628,15 @@ static short gp_stroke_addpoint( if (gp_stroke_added_check(p)) { bGPDstroke *gps = p->gpf->strokes.last; bGPDspoint *pts; - + /* first time point is adding to temporary buffer -- need to allocate new point in stroke */ if (gpd->sbuffer_size == 0) { gps->points = MEM_reallocN(gps->points, sizeof(bGPDspoint) * (gps->totpoints + 1)); gps->totpoints++; } - + pts = &gps->points[gps->totpoints - 1]; - + /* special case for poly lines: normally, * depth is needed only when creating new stroke from buffer, * but poly lines are converting to stroke instantly, @@ -642,12 +644,12 @@ static short gp_stroke_addpoint( */ if (gpencil_project_check(p)) { View3D *v3d = p->sa->spacedata.first; - + view3d_region_operator_needs_opengl(p->win, p->ar); ED_view3d_autodist_init( p->depsgraph, p->ar, v3d, (ts->gpencil_v3d_align & GP_PROJECT_DEPTH_STROKE) ? 1 : 0); } - + /* convert screen-coordinates to appropriate coordinates (and store them) */ gp_stroke_convertcoords(p, &pt->x, &pts->x, NULL); /* if axis locked, reproject to plane locked (only in 3d space) */ @@ -665,11 +667,11 @@ static short gp_stroke_addpoint( /* force fill recalc */ gps->flag |= GP_STROKE_RECALC_CACHES; } - + /* increment counters */ if (gpd->sbuffer_size == 0) gpd->sbuffer_size++; - + return GP_STROKEADD_NORMAL; } @@ -688,15 +690,15 @@ static void gp_stroke_simplify(tGPsdata *p) short num_points = gpd->sbuffer_size; short flag = gpd->sbuffer_sflag; short i, j; - + /* only simplify if simplification is enabled, and we're not doing a straight line */ if (!(U.gp_settings & GP_PAINT_DOSIMPLIFY) || (p->paintmode == GP_PAINTMODE_DRAW_STRAIGHT)) return; - + /* don't simplify if less than 4 points in buffer */ if ((num_points <= 4) || (old_points == NULL)) return; - + /* clear buffer (but don't free mem yet) so that we can write to it * - firstly set sbuffer to NULL, so a new one is allocated * - secondly, reset flag after, as it gets cleared auto @@ -704,7 +706,7 @@ static void gp_stroke_simplify(tGPsdata *p) gpd->sbuffer = NULL; gp_session_validatebuffer(p); gpd->sbuffer_sflag = flag; - + /* macro used in loop to get position of new point * - used due to the mixture of datatypes in use here */ @@ -715,30 +717,30 @@ static void gp_stroke_simplify(tGPsdata *p) pressure += old_points[offs].pressure * sfac; \ time += old_points[offs].time * sfac; \ } (void)0 - + /* XXX Here too, do not lose start and end points! */ gp_stroke_addpoint(p, &old_points->x, old_points->pressure, p->inittime + (double)old_points->time); for (i = 0, j = 0; i < num_points; i++) { if (i - j == 3) { float co[2], pressure, time; int mco[2]; - + /* initialize values */ co[0] = 0.0f; co[1] = 0.0f; pressure = 0.0f; time = 0.0f; - + /* using macro, calculate new point */ GP_SIMPLIFY_AVPOINT(j, -0.25f); GP_SIMPLIFY_AVPOINT(j + 1, 0.75f); GP_SIMPLIFY_AVPOINT(j + 2, 0.75f); GP_SIMPLIFY_AVPOINT(j + 3, -0.25f); - + /* set values for adding */ mco[0] = (int)co[0]; mco[1] = (int)co[1]; - + /* ignore return values on this... assume to be ok for now */ gp_stroke_addpoint(p, mco, pressure, p->inittime + (double)time); @@ -747,7 +749,7 @@ static void gp_stroke_simplify(tGPsdata *p) } gp_stroke_addpoint(p, &old_points[num_points - 1].x, old_points[num_points - 1].pressure, p->inittime + (double)old_points[num_points - 1].time); - + /* free old buffer */ MEM_freeN(old_points); } @@ -762,11 +764,11 @@ static void gp_stroke_newfrombuffer(tGPsdata *p) tGPspoint *ptc; bGPDbrush *brush = p->brush; ToolSettings *ts = p->scene->toolsettings; - + int i, totelem; /* since strokes are so fine, when using their depth we need a margin otherwise they might get missed */ int depth_margin = (ts->gpencil_v3d_align & GP_PROJECT_DEPTH_STROKE) ? 4 : 0; - + /* get total number of points to allocate space for * - drawing straight-lines only requires the endpoints */ @@ -774,14 +776,14 @@ static void gp_stroke_newfrombuffer(tGPsdata *p) totelem = (gpd->sbuffer_size >= 2) ? 2 : gpd->sbuffer_size; else totelem = gpd->sbuffer_size; - + /* exit with error if no valid points from this stroke */ if (totelem == 0) { if (G.debug & G_DEBUG) printf("Error: No valid points in stroke buffer to convert (tot=%d)\n", gpd->sbuffer_size); return; } - + /* special case for poly line -- for already added stroke during session * coordinates are getting added to stroke immediately to allow more * interactive behavior @@ -791,23 +793,23 @@ static void gp_stroke_newfrombuffer(tGPsdata *p) return; } } - + /* allocate memory for a new stroke */ gps = MEM_callocN(sizeof(bGPDstroke), "gp_stroke"); - + /* copy appropriate settings for stroke */ gps->totpoints = totelem; gps->thickness = brush->thickness; gps->flag = gpd->sbuffer_sflag; gps->inittime = p->inittime; - + /* enable recalculation flag by default (only used if hq fill) */ gps->flag |= GP_STROKE_RECALC_CACHES; /* allocate enough memory for a continuous array for storage points */ int sublevel = brush->sublevel; int new_totpoints = gps->totpoints; - + for (i = 0; i < sublevel; i++) { new_totpoints += new_totpoints - 1; } @@ -818,14 +820,14 @@ static void gp_stroke_newfrombuffer(tGPsdata *p) gps->tot_triangles = 0; /* set pointer to first non-initialized point */ pt = gps->points + (gps->totpoints - totelem); - + /* copy points from the buffer to the stroke */ if (p->paintmode == GP_PAINTMODE_DRAW_STRAIGHT) { /* straight lines only -> only endpoints */ { /* first point */ ptc = gpd->sbuffer; - + /* convert screen-coordinates to appropriate coordinates (and store them) */ gp_stroke_convertcoords(p, &ptc->x, &pt->x, NULL); /* if axis locked, reproject to plane locked (only in 3d space) */ @@ -841,14 +843,14 @@ static void gp_stroke_newfrombuffer(tGPsdata *p) pt->strength = ptc->strength; CLAMP(pt->strength, GPENCIL_STRENGTH_MIN, 1.0f); pt->time = ptc->time; - + pt++; } - + if (totelem == 2) { /* last point if applicable */ ptc = ((tGPspoint *)gpd->sbuffer) + (gpd->sbuffer_size - 1); - + /* convert screen-coordinates to appropriate coordinates (and store them) */ gp_stroke_convertcoords(p, &ptc->x, &pt->x, NULL); /* if axis locked, reproject to plane locked (only in 3d space) */ @@ -870,7 +872,7 @@ static void gp_stroke_newfrombuffer(tGPsdata *p) else if (p->paintmode == GP_PAINTMODE_DRAW_POLY) { /* first point */ ptc = gpd->sbuffer; - + /* convert screen-coordinates to appropriate coordinates (and store them) */ gp_stroke_convertcoords(p, &ptc->x, &pt->x, NULL); /* if axis locked, reproject to plane locked (only in 3d space) */ @@ -1012,7 +1014,7 @@ static void gp_stroke_newfrombuffer(tGPsdata *p) gps->palcolor = palcolor; BLI_strncpy(gps->colorname, palcolor->info, sizeof(gps->colorname)); - /* add stroke to frame, usually on tail of the listbase, but if on back is enabled the stroke is added on listbase head + /* add stroke to frame, usually on tail of the listbase, but if on back is enabled the stroke is added on listbase head * because the drawing order is inverse and the head stroke is the first to draw. This is very useful for artist * when drawing the background */ @@ -1060,7 +1062,7 @@ static bool gp_stroke_eraser_is_occluded(tGPsdata *p, const bGPDspoint *pt, cons mul_v3_m4v3(fpt, diff_mat, &pt->x); const float depth_pt = view3d_point_depth(rv3d, fpt); - + if (depth_pt > depth_mval) { return true; } @@ -1075,13 +1077,13 @@ static float gp_stroke_eraser_calc_influence(tGPsdata *p, const int mval[2], con /* Linear Falloff... */ float distance = (float)len_v2v2_int(mval, co); float fac; - + CLAMP(distance, 0.0f, (float)radius); fac = 1.0f - (distance / (float)radius); - + /* Control this further using pen pressure */ fac *= p->pressure; - + /* Return influence factor computed here */ return fac; } @@ -1142,15 +1144,15 @@ static void gp_stroke_eraser_dostroke(tGPsdata *p, * below which we would have invisible strokes */ const float cull_thresh = (gps->thickness) ? 1.0f / ((float)gps->thickness) : 1.0f; - + /* Amount to decrease the pressure of each point with each stroke */ // TODO: Fetch from toolsettings, or compute based on thickness instead? const float strength = 0.1f; - + /* Perform culling? */ bool do_cull = false; - - + + /* Clear Tags * * Note: It's better this way, as we are sure that @@ -1161,7 +1163,7 @@ static void gp_stroke_eraser_dostroke(tGPsdata *p, bGPDspoint *pt = &gps->points[i]; pt->flag &= ~GP_SPOINT_TAG; } - + /* First Pass: Loop over the points in the stroke * 1) Thin out parts of the stroke under the brush * 2) Tag "too thin" parts for removal (in second pass) @@ -1174,7 +1176,7 @@ static void gp_stroke_eraser_dostroke(tGPsdata *p, /* only process if it hasn't been masked out... */ if ((p->flags & GP_PAINTFLAG_SELECTMASK) && !(gps->points->flag & GP_SPOINT_SELECT)) continue; - + if (gpl->parent == NULL) { gp_point_to_xy(&p->gsc, gps, pt1, &pc1[0], &pc1[1]); gp_point_to_xy(&p->gsc, gps, pt2, &pc2[0], &pc2[1]); @@ -1207,7 +1209,7 @@ static void gp_stroke_eraser_dostroke(tGPsdata *p, */ pt1->pressure -= gp_stroke_eraser_calc_influence(p, mval, radius, pc1) * strength; pt2->pressure -= gp_stroke_eraser_calc_influence(p, mval, radius, pc2) * strength / 2.0f; - + /* 2) Tag any point with overly low influence for removal in the next pass */ if (pt1->pressure < cull_thresh) { pt1->flag |= GP_SPOINT_TAG; @@ -1221,7 +1223,7 @@ static void gp_stroke_eraser_dostroke(tGPsdata *p, } } } - + /* Second Pass: Remove any points that are tagged */ if (do_cull) { gp_stroke_delete_tagged_points(gpf, gps, gps->next, GP_SPOINT_TAG); @@ -1235,13 +1237,13 @@ static void gp_stroke_doeraser(tGPsdata *p) bGPDlayer *gpl; bGPDstroke *gps, *gpn; rcti rect; - + /* rect is rectangle of eraser */ rect.xmin = p->mval[0] - p->radius; rect.ymin = p->mval[1] - p->radius; rect.xmax = p->mval[0] + p->radius; rect.ymax = p->mval[1] + p->radius; - + if (p->sa->spacetype == SPACE_VIEW3D) { if (p->flags & GP_PAINTFLAG_V3D_ERASER_DEPTH) { View3D *v3d = p->sa->spacedata.first; @@ -1249,14 +1251,14 @@ static void gp_stroke_doeraser(tGPsdata *p) ED_view3d_autodist_init(p->depsgraph, p->ar, v3d, 0); } } - + /* loop over all layers too, since while it's easy to restrict editing to * only a subset of layers, it is harder to perform the same erase operation * on multiple layers... */ for (gpl = p->gpd->layers.first; gpl; gpl = gpl->next) { bGPDframe *gpf = gpl->actframe; - + /* only affect layer if it's editable (and visible) */ if (gpencil_layer_is_editable(gpl) == false) { continue; @@ -1264,7 +1266,7 @@ static void gp_stroke_doeraser(tGPsdata *p) else if (gpf == NULL) { continue; } - + /* loop over strokes, checking segments for intersections */ for (gps = gpf->strokes.first; gps; gps = gpn) { gpn = gps->next; @@ -1289,7 +1291,7 @@ static void gp_stroke_doeraser(tGPsdata *p) static void gp_session_validatebuffer(tGPsdata *p) { bGPdata *gpd = p->gpd; - + /* clear memory of buffer (or allocate it if starting a new session) */ if (gpd->sbuffer) { /* printf("\t\tGP - reset sbuffer\n"); */ @@ -1299,13 +1301,13 @@ static void gp_session_validatebuffer(tGPsdata *p) /* printf("\t\tGP - allocate sbuffer\n"); */ gpd->sbuffer = MEM_callocN(sizeof(tGPspoint) * GP_STROKE_BUFFER_MAX, "gp_session_strokebuffer"); } - + /* reset indices */ gpd->sbuffer_size = 0; - + /* reset flags */ gpd->sbuffer_sflag = 0; - + /* reset inittime */ p->inittime = 0.0; } @@ -1316,7 +1318,7 @@ static bGPDpalettecolor *gp_create_new_color(bGPDpalette *palette) bGPDpalettecolor *palcolor; palcolor = BKE_gpencil_palettecolor_addnew(palette, DATA_("Color"), true); - + return palcolor; } @@ -1389,7 +1391,7 @@ static bool gp_session_initdata(bContext *C, tGPsdata *p) ScrArea *curarea = CTX_wm_area(C); ARegion *ar = CTX_wm_region(C); ToolSettings *ts = CTX_data_tool_settings(C); - + /* make sure the active view (at the starting time) is a 3d-view */ if (curarea == NULL) { p->status = GP_STATUS_ERROR; @@ -1397,22 +1399,23 @@ static bool gp_session_initdata(bContext *C, tGPsdata *p) printf("Error: No active view for painting\n"); return 0; } - + /* pass on current scene and window */ + p->bmain = CTX_data_main(C); p->scene = CTX_data_scene(C); p->depsgraph = CTX_data_depsgraph(C); p->win = CTX_wm_window(C); - + unit_m4(p->imat); unit_m4(p->mat); - + switch (curarea->spacetype) { /* supported views first */ case SPACE_VIEW3D: { /* View3D *v3d = curarea->spacedata.first; */ /* RegionView3D *rv3d = ar->regiondata; */ - + /* set current area * - must verify that region data is 3D-view (and not something else) */ @@ -1420,7 +1423,7 @@ static bool gp_session_initdata(bContext *C, tGPsdata *p) p->sa = curarea; p->ar = ar; p->align_flag = &ts->gpencil_v3d_align; - + if (ar->regiondata == NULL) { p->status = GP_STATUS_ERROR; if (G.debug & G_DEBUG) @@ -1432,7 +1435,7 @@ static bool gp_session_initdata(bContext *C, tGPsdata *p) case SPACE_NODE: { /* SpaceNode *snode = curarea->spacedata.first; */ - + /* set current area */ p->sa = curarea; p->ar = ar; @@ -1443,13 +1446,13 @@ static bool gp_session_initdata(bContext *C, tGPsdata *p) case SPACE_SEQ: { SpaceSeq *sseq = curarea->spacedata.first; - + /* set current area */ p->sa = curarea; p->ar = ar; p->v2d = &ar->v2d; p->align_flag = &ts->gpencil_seq_align; - + /* check that gpencil data is allowed to be drawn */ if (sseq->mainb == SEQ_DRAW_SEQUENCE) { p->status = GP_STATUS_ERROR; @@ -1462,7 +1465,7 @@ static bool gp_session_initdata(bContext *C, tGPsdata *p) case SPACE_IMAGE: { /* SpaceImage *sima = curarea->spacedata.first; */ - + /* set the current area */ p->sa = curarea; p->ar = ar; @@ -1474,7 +1477,7 @@ static bool gp_session_initdata(bContext *C, tGPsdata *p) { SpaceClip *sc = curarea->spacedata.first; MovieClip *clip = ED_space_clip_get_clip(sc); - + if (clip == NULL) { p->status = GP_STATUS_ERROR; return false; @@ -1485,15 +1488,15 @@ static bool gp_session_initdata(bContext *C, tGPsdata *p) p->ar = ar; p->v2d = &ar->v2d; p->align_flag = &ts->gpencil_v2d_align; - + invert_m4_m4(p->imat, sc->unistabmat); - + /* custom color for new layer */ p->custom_color[0] = 1.0f; p->custom_color[1] = 0.0f; p->custom_color[2] = 0.5f; p->custom_color[3] = 0.9f; - + if (sc->gpencil_src == SC_GPENCIL_SRC_TRACK) { int framenr = ED_space_clip_get_clip_frame_number(sc); MovieTrackingTrack *track = BKE_tracking_track_get_active(&clip->tracking); @@ -1508,7 +1511,7 @@ static bool gp_session_initdata(bContext *C, tGPsdata *p) return false; } } - + invert_m4_m4(p->mat, p->imat); copy_m4_m4(p->gsc.mat, p->mat); break; @@ -1522,7 +1525,7 @@ static bool gp_session_initdata(bContext *C, tGPsdata *p) return 0; } } - + /* get gp-data */ gpd_ptr = ED_gpencil_data_get_pointers(C, &p->ownerPtr); if (gpd_ptr == NULL) { @@ -1537,14 +1540,14 @@ static bool gp_session_initdata(bContext *C, tGPsdata *p) *gpd_ptr = BKE_gpencil_data_addnew("GPencil"); p->gpd = *gpd_ptr; } - + if (ED_gpencil_session_active() == 0) { /* initialize undo stack, * also, existing undo stack would make buffer drawn */ gpencil_undo_init(p->gpd); } - + /* clear out buffer (stored in gp-data), in case something contaminated it */ gp_session_validatebuffer(p); /* set brush and create a new one if null */ @@ -1567,12 +1570,12 @@ static bool gp_session_initdata(bContext *C, tGPsdata *p) static tGPsdata *gp_session_initpaint(bContext *C) { tGPsdata *p = NULL; - + /* create new context data */ p = MEM_callocN(sizeof(tGPsdata), "GPencil Drawing Data"); - + gp_session_initdata(C, p); - + /* radius for eraser circle is defined in userprefs now */ /* NOTE: we do this here, so that if we exit immediately, * erase size won't get lost @@ -1587,18 +1590,18 @@ static tGPsdata *gp_session_initpaint(bContext *C) static void gp_session_cleanup(tGPsdata *p) { bGPdata *gpd = (p) ? p->gpd : NULL; - + /* error checking */ if (gpd == NULL) return; - + /* free stroke buffer */ if (gpd->sbuffer) { /* printf("\t\tGP - free sbuffer\n"); */ MEM_freeN(gpd->sbuffer); gpd->sbuffer = NULL; } - + /* clear flags */ gpd->sbuffer_size = 0; gpd->sbuffer_sflag = 0; @@ -1610,12 +1613,12 @@ static void gp_paint_initstroke(tGPsdata *p, eGPencil_PaintModes paintmode, Deps { Scene *scene = p->scene; ToolSettings *ts = scene->toolsettings; - + /* get active layer (or add a new one if non-existent) */ p->gpl = BKE_gpencil_layer_getactive(p->gpd); if (p->gpl == NULL) { p->gpl = BKE_gpencil_layer_addnew(p->gpd, "GP_Layer", true); - + if (p->custom_color[3]) copy_v3_v3(p->gpl->color, p->custom_color); } @@ -1625,7 +1628,7 @@ static void gp_paint_initstroke(tGPsdata *p, eGPencil_PaintModes paintmode, Deps printf("Error: Cannot paint on locked layer\n"); return; } - + /* get active frame (add a new one if not matching frame) */ if (paintmode == GP_PAINTMODE_ERASER) { /* Eraser mode: @@ -1634,12 +1637,12 @@ static void gp_paint_initstroke(tGPsdata *p, eGPencil_PaintModes paintmode, Deps * (to avoid problems with other tools which expect it to exist) */ bool has_layer_to_erase = false; - + for (bGPDlayer *gpl = p->gpd->layers.first; gpl; gpl = gpl->next) { /* Skip if layer not editable */ if (gpencil_layer_is_editable(gpl) == false) continue; - + /* Add a new frame if needed (and based off the active frame, * as we need some existing strokes to erase) * @@ -1651,16 +1654,16 @@ static void gp_paint_initstroke(tGPsdata *p, eGPencil_PaintModes paintmode, Deps gpl->actframe = BKE_gpencil_layer_getframe(gpl, CFRA, GP_GETFRAME_ADD_COPY); has_layer_to_erase = true; } - + /* XXX: we omit GP_FRAME_PAINT here for now, * as it is only really useful for doing * paintbuffer drawing */ } - + /* Ensure this gets set... */ p->gpf = p->gpl->actframe; - + /* Restrict eraser to only affecting selected strokes, if the "selection mask" is on * (though this is only available in editmode) */ @@ -1669,7 +1672,7 @@ static void gp_paint_initstroke(tGPsdata *p, eGPencil_PaintModes paintmode, Deps p->flags |= GP_PAINTFLAG_SELECTMASK; } } - + if (has_layer_to_erase == false) { p->status = GP_STATUS_ERROR; //if (G.debug & G_DEBUG) @@ -1680,14 +1683,14 @@ static void gp_paint_initstroke(tGPsdata *p, eGPencil_PaintModes paintmode, Deps else { /* Drawing Modes - Add a new frame if needed on the active layer */ short add_frame_mode; - + if (ts->gpencil_flags & GP_TOOL_FLAG_RETAIN_LAST) add_frame_mode = GP_GETFRAME_ADD_COPY; else add_frame_mode = GP_GETFRAME_ADD_NEW; - + p->gpf = BKE_gpencil_layer_getframe(p->gpl, CFRA, add_frame_mode); - + if (p->gpf == NULL) { p->status = GP_STATUS_ERROR; if (G.debug & G_DEBUG) @@ -1698,12 +1701,12 @@ static void gp_paint_initstroke(tGPsdata *p, eGPencil_PaintModes paintmode, Deps p->gpf->flag |= GP_FRAME_PAINT; } } - + /* set 'eraser' for this stroke if using eraser */ p->paintmode = paintmode; if (p->paintmode == GP_PAINTMODE_ERASER) { p->gpd->sbuffer_sflag |= GP_STROKE_ERASER; - + /* check if we should respect depth while erasing */ if (p->sa->spacetype == SPACE_VIEW3D) { if (p->gpl->flag & GP_LAYER_NO_XRAY) { @@ -1714,25 +1717,25 @@ static void gp_paint_initstroke(tGPsdata *p, eGPencil_PaintModes paintmode, Deps else { /* disable eraser flags - so that we can switch modes during a session */ p->gpd->sbuffer_sflag &= ~GP_STROKE_ERASER; - + if (p->sa->spacetype == SPACE_VIEW3D) { if (p->gpl->flag & GP_LAYER_NO_XRAY) { p->flags &= ~GP_PAINTFLAG_V3D_ERASER_DEPTH; } } } - + /* set 'initial run' flag, which is only used to denote when a new stroke is starting */ p->flags |= GP_PAINTFLAG_FIRSTRUN; - - + + /* when drawing in the camera view, in 2D space, set the subrect */ p->subrect = NULL; if ((*p->align_flag & GP_PROJECT_VIEWSPACE) == 0) { if (p->sa->spacetype == SPACE_VIEW3D) { View3D *v3d = p->sa->spacedata.first; RegionView3D *rv3d = p->ar->regiondata; - + /* for camera view set the subrect */ if (rv3d->persp == RV3D_CAMOB) { ED_view3d_calc_camera_border(p->scene, depsgraph, p->ar, v3d, rv3d, &p->subrect_data, true); /* no shift */ @@ -1740,21 +1743,21 @@ static void gp_paint_initstroke(tGPsdata *p, eGPencil_PaintModes paintmode, Deps } } } - + /* init stroke point space-conversion settings... */ p->gsc.gpd = p->gpd; p->gsc.gpl = p->gpl; - + p->gsc.sa = p->sa; p->gsc.ar = p->ar; p->gsc.v2d = p->v2d; - + p->gsc.subrect_data = p->subrect_data; p->gsc.subrect = p->subrect; - + copy_m4_m4(p->gsc.mat, p->mat); - - + + /* check if points will need to be made in view-aligned space */ if (*p->align_flag & GP_PROJECT_VIEWSPACE) { switch (p->sa->spacetype) { @@ -1776,7 +1779,7 @@ static void gp_paint_initstroke(tGPsdata *p, eGPencil_PaintModes paintmode, Deps case SPACE_IMAGE: { SpaceImage *sima = (SpaceImage *)p->sa->spacedata.first; - + /* only set these flags if the image editor doesn't have an image active, * otherwise user will be confused by strokes not appearing after they're drawn * @@ -1810,12 +1813,12 @@ static void gp_paint_strokeend(tGPsdata *p) */ if (gpencil_project_check(p)) { View3D *v3d = p->sa->spacedata.first; - + /* need to restore the original projection settings before packing up */ view3d_region_operator_needs_opengl(p->win, p->ar); ED_view3d_autodist_init(p->depsgraph, p->ar, v3d, (ts->gpencil_v3d_align & GP_PROJECT_DEPTH_STROKE) ? 1 : 0); } - + /* check if doing eraser or not */ if ((p->gpd->sbuffer_sflag & GP_STROKE_ERASER) == 0) { /* simplify stroke before transferring? */ @@ -1824,7 +1827,7 @@ static void gp_paint_strokeend(tGPsdata *p) /* transfer stroke to frame */ gp_stroke_newfrombuffer(p); } - + /* clean up buffer now */ gp_session_validatebuffer(p); } @@ -1839,7 +1842,7 @@ static void gp_paint_cleanup(tGPsdata *p) /* finish off a stroke */ gp_paint_strokeend(p); } - + /* "unlock" frame */ if (p->gpf) p->gpf->flag &= ~GP_FRAME_PAINT; @@ -1912,7 +1915,7 @@ static bool gpencil_is_tablet_eraser_active(const wmEvent *event) const wmTabletData *wmtab = event->tablet_data; return (wmtab->Active == EVT_TABLET_ERASER); } - + return false; } @@ -1921,13 +1924,13 @@ static bool gpencil_is_tablet_eraser_active(const wmEvent *event) static void gpencil_draw_exit(bContext *C, wmOperator *op) { tGPsdata *p = op->customdata; - + /* clear undo stack */ gpencil_undo_finish(); - + /* restore cursor to indicate end of drawing */ WM_cursor_modal_restore(CTX_wm_window(C)); - + /* don't assume that operator data exists at all */ if (p) { /* check size of buffer before cleanup, to determine if anything happened here */ @@ -1941,15 +1944,15 @@ static void gpencil_draw_exit(bContext *C, wmOperator *op) * have been toggled at some point. */ U.gp_eraser = p->radius; - + /* cleanup */ gp_paint_cleanup(p); gp_session_cleanup(p); - + /* finally, free the temp data */ MEM_freeN(p); } - + op->customdata = NULL; } @@ -1966,7 +1969,7 @@ static int gpencil_draw_init(bContext *C, wmOperator *op, const wmEvent *event) { tGPsdata *p; eGPencil_PaintModes paintmode = RNA_enum_get(op->ptr, "mode"); - + /* check context */ p = op->customdata = gp_session_initpaint(C); if ((p == NULL) || (p->status == GP_STATUS_ERROR)) { @@ -1974,7 +1977,7 @@ static int gpencil_draw_init(bContext *C, wmOperator *op, const wmEvent *event) gpencil_draw_exit(C, op); return 0; } - + /* init painting data */ gp_paint_initstroke(p, paintmode, CTX_data_depsgraph(C)); if (p->status == GP_STATUS_ERROR) { @@ -1988,7 +1991,7 @@ static int gpencil_draw_init(bContext *C, wmOperator *op, const wmEvent *event) else { p->keymodifier = -1; } - + /* everything is now setup ok */ return 1; } @@ -2015,7 +2018,7 @@ static void gpencil_draw_status_indicators(tGPsdata *p) if (GPENCIL_SKETCH_SESSIONS_ON(p->scene)) ED_area_headerprint(p->sa, IFACE_("Grease Pencil: Drawing/erasing stroke... Release to end stroke")); break; - + case GP_STATUS_IDLING: /* print status info */ switch (p->paintmode) { @@ -2035,13 +2038,13 @@ static void gpencil_draw_status_indicators(tGPsdata *p) ED_area_headerprint(p->sa, IFACE_("Grease Pencil Poly Session: LMB click to place next stroke vertex | " "ESC/Enter to end (or click outside this area)")); break; - + default: /* unhandled future cases */ ED_area_headerprint(p->sa, IFACE_("Grease Pencil Session: ESC/Enter to end (or click outside this area)")); break; } break; - + case GP_STATUS_ERROR: case GP_STATUS_DONE: /* clear status string */ @@ -2076,7 +2079,7 @@ static void gpencil_draw_apply(wmOperator *op, tGPsdata *p, Depsgraph *depsgraph gp_paint_strokeend(p); /* And start a new one!!! Else, projection errors! */ gp_paint_initstroke(p, p->paintmode, depsgraph); - + /* start a new stroke, starting from previous point */ /* XXX Must manually reset inittime... */ /* XXX We only need to reuse previous point if overflow! */ @@ -2093,12 +2096,12 @@ static void gpencil_draw_apply(wmOperator *op, tGPsdata *p, Depsgraph *depsgraph /* the painting operation cannot continue... */ BKE_report(op->reports, RPT_ERROR, "Cannot paint stroke"); p->status = GP_STATUS_ERROR; - + if (G.debug & G_DEBUG) printf("Error: Grease-Pencil Paint - Add Point Invalid\n"); return; } - + /* store used values */ p->mvalo[0] = p->mval[0]; p->mvalo[1] = p->mval[1]; @@ -2114,13 +2117,13 @@ static void gpencil_draw_apply_event(wmOperator *op, const wmEvent *event, Depsg PointerRNA itemptr; float mousef[2]; int tablet = 0; - + /* convert from window-space to area-space mouse coordinates * NOTE: float to ints conversions, +1 factor is probably used to ensure a bit more accurate rounding... */ p->mval[0] = event->mval[0] + 1; p->mval[1] = event->mval[1] + 1; - + /* verify key status for straight lines */ if ((event->ctrl > 0) || (event->alt > 0)) { if (p->straight[0] == 0) { @@ -2146,14 +2149,14 @@ static void gpencil_draw_apply_event(wmOperator *op, const wmEvent *event, Depsg } p->curtime = PIL_check_seconds_timer(); - + /* handle pressure sensitivity (which is supplied by tablets) */ if (event->tablet_data) { const wmTabletData *wmtab = event->tablet_data; - + tablet = (wmtab->Active != EVT_TABLET_NONE); p->pressure = wmtab->Pressure; - + /* Hack for pressure sensitive eraser on D+RMB when using a tablet: * The pen has to float over the tablet surface, resulting in * zero pressure (T47101). Ignore pressure values if floating @@ -2170,11 +2173,11 @@ static void gpencil_draw_apply_event(wmOperator *op, const wmEvent *event, Depsg /* No tablet data -> No pressure info is available */ p->pressure = 1.0f; } - + /* special exception for start of strokes (i.e. maybe for just a dot) */ if (p->flags & GP_PAINTFLAG_FIRSTRUN) { p->flags &= ~GP_PAINTFLAG_FIRSTRUN; - + p->mvalo[0] = p->mval[0]; p->mvalo[1] = p->mval[1]; p->opressure = p->pressure; @@ -2188,7 +2191,7 @@ static void gpencil_draw_apply_event(wmOperator *op, const wmEvent *event, Depsg if (tablet && (p->pressure >= 0.99f)) return; } - + /* check if alt key is pressed and limit to straight lines */ if (p->straight[0] != 0) { if (p->straight[0] == 1) { @@ -2203,15 +2206,15 @@ static void gpencil_draw_apply_event(wmOperator *op, const wmEvent *event, Depsg /* fill in stroke data (not actually used directly by gpencil_draw_apply) */ RNA_collection_add(op->ptr, "stroke", &itemptr); - + mousef[0] = p->mval[0]; mousef[1] = p->mval[1]; RNA_float_set_array(&itemptr, "mouse", mousef); RNA_float_set(&itemptr, "pressure", p->pressure); RNA_boolean_set(&itemptr, "is_start", (p->flags & GP_PAINTFLAG_FIRSTRUN) != 0); - + RNA_float_set(&itemptr, "time", p->curtime - p->inittime); - + /* apply the current latest drawing point */ gpencil_draw_apply(op, p, depsgraph); @@ -2226,9 +2229,9 @@ static int gpencil_draw_exec(bContext *C, wmOperator *op) { tGPsdata *p = NULL; Depsgraph *depsgraph = CTX_data_depsgraph(C); - + /* printf("GPencil - Starting Re-Drawing\n"); */ - + /* try to initialize context data needed while drawing */ if (!gpencil_draw_init(C, op, NULL)) { if (op->customdata) MEM_freeN(op->customdata); @@ -2237,25 +2240,25 @@ static int gpencil_draw_exec(bContext *C, wmOperator *op) } else p = op->customdata; - + /* printf("\tGP - Start redrawing stroke\n"); */ - + /* loop over the stroke RNA elements recorded (i.e. progress of mouse movement), * setting the relevant values in context at each step, then applying */ RNA_BEGIN (op->ptr, itemptr, "stroke") { float mousef[2]; - + /* printf("\t\tGP - stroke elem\n"); */ - + /* get relevant data for this point from stroke */ RNA_float_get_array(&itemptr, "mouse", mousef); p->mval[0] = (int)mousef[0]; p->mval[1] = (int)mousef[1]; p->pressure = RNA_float_get(&itemptr, "pressure"); p->curtime = (double)RNA_float_get(&itemptr, "time") + p->inittime; - + if (RNA_boolean_get(&itemptr, "is_start")) { /* if first-run flag isn't set already (i.e. not true first stroke), * then we must terminate the previous one first before continuing @@ -2266,30 +2269,30 @@ static int gpencil_draw_exec(bContext *C, wmOperator *op) gp_paint_initstroke(p, p->paintmode, depsgraph); } } - + /* if first run, set previous data too */ if (p->flags & GP_PAINTFLAG_FIRSTRUN) { p->flags &= ~GP_PAINTFLAG_FIRSTRUN; - + p->mvalo[0] = p->mval[0]; p->mvalo[1] = p->mval[1]; p->opressure = p->pressure; p->ocurtime = p->curtime; } - + /* apply this data as necessary now (as per usual) */ gpencil_draw_apply(op, p, depsgraph); } RNA_END; - + /* printf("\tGP - done\n"); */ - + /* cleanup */ gpencil_draw_exit(C, op); - + /* refreshes */ WM_event_add_notifier(C, NC_GPENCIL | NA_EDITED, NULL); - + /* done */ return OPERATOR_FINISHED; } @@ -2300,10 +2303,10 @@ static int gpencil_draw_exec(bContext *C, wmOperator *op) static int gpencil_draw_invoke(bContext *C, wmOperator *op, const wmEvent *event) { tGPsdata *p = NULL; - + if (G.debug & G_DEBUG) printf("GPencil - Starting Drawing\n"); - + /* try to initialize context data needed while drawing */ if (!gpencil_draw_init(C, op, event)) { if (op->customdata) @@ -2314,17 +2317,17 @@ static int gpencil_draw_invoke(bContext *C, wmOperator *op, const wmEvent *event } else p = op->customdata; - + /* TODO: set any additional settings that we can take from the events? * TODO? if tablet is erasing, force eraser to be on? */ - + /* TODO: move cursor setting stuff to stroke-start so that paintmode can be changed midway... */ - + /* if eraser is on, draw radial aid */ if (p->paintmode == GP_PAINTMODE_ERASER) { gpencil_draw_toggle_eraser_cursor(C, p, true); } - /* set cursor + /* set cursor * NOTE: This may change later (i.e. intentionally via brush toggle, * or unintentionally if the user scrolls outside the area)... */ @@ -2345,7 +2348,7 @@ static int gpencil_draw_invoke(bContext *C, wmOperator *op, const wmEvent *event /* printf("\tGP - hotkey invoked... waiting for click-drag\n"); */ op->flag |= OP_IS_MODAL_CURSOR_REGION; } - + WM_event_add_notifier(C, NC_GPENCIL | NA_EDITED, NULL); /* add a modal handler for this operator, so that we can then draw continuous strokes */ WM_event_add_modal_handler(C, op); @@ -2362,7 +2365,7 @@ static bool gpencil_area_exists(bContext *C, ScrArea *sa_test) static tGPsdata *gpencil_stroke_begin(bContext *C, wmOperator *op) { tGPsdata *p = op->customdata; - + /* we must check that we're still within the area that we're set up to work from * otherwise we could crash (see bug #20586) */ @@ -2370,21 +2373,21 @@ static tGPsdata *gpencil_stroke_begin(bContext *C, wmOperator *op) printf("\t\t\tGP - wrong area execution abort!\n"); p->status = GP_STATUS_ERROR; } - + /* printf("\t\tGP - start stroke\n"); */ - + /* we may need to set up paint env again if we're resuming */ /* XXX: watch it with the paintmode! in future, * it'd be nice to allow changing paint-mode when in sketching-sessions */ - + if (gp_session_initdata(C, p)) gp_paint_initstroke(p, p->paintmode, CTX_data_depsgraph(C)); - + if (p->status != GP_STATUS_ERROR) { p->status = GP_STATUS_PAINTING; op->flag &= ~OP_IS_MODAL_CURSOR_REGION; } - + return op->customdata; } @@ -2395,12 +2398,12 @@ static void gpencil_stroke_end(wmOperator *op) gp_paint_cleanup(p); gpencil_undo_push(p->gpd); - + gp_session_cleanup(p); - + p->status = GP_STATUS_IDLING; op->flag |= OP_IS_MODAL_CURSOR_REGION; - + p->gpd = NULL; p->gpl = NULL; p->gpf = NULL; @@ -2434,7 +2437,7 @@ static int gpencil_draw_modal(bContext *C, wmOperator *op, const wmEvent *event) tGPsdata *p = op->customdata; ToolSettings *ts = CTX_data_tool_settings(C); int estate = OPERATOR_PASS_THROUGH; /* default exit state - pass through to support MMB view nav, etc. */ - + /* if (event->type == NDOF_MOTION) * return OPERATOR_PASS_THROUGH; * ------------------------------- @@ -2447,7 +2450,7 @@ static int gpencil_draw_modal(bContext *C, wmOperator *op, const wmEvent *event) * better in tools that immediately apply * in 3D space. */ - + if (p->status == GP_STATUS_IDLING) { ARegion *ar = CTX_wm_region(C); p->ar = ar; @@ -2484,9 +2487,9 @@ static int gpencil_draw_modal(bContext *C, wmOperator *op, const wmEvent *event) estate = OPERATOR_RUNNING_MODAL; } } - + //printf("\tGP - handle modal event...\n"); - + /* exit painting mode (and/or end current stroke) * NOTE: cannot do RIGHTMOUSE (as is standard for canceling) as that would break polyline [#32647] */ @@ -2504,25 +2507,25 @@ static int gpencil_draw_modal(bContext *C, wmOperator *op, const wmEvent *event) p->status = GP_STATUS_DONE; estate = OPERATOR_FINISHED; } - + /* toggle painting mode upon mouse-button movement * - LEFTMOUSE = standard drawing (all) / straight line drawing (all) / polyline (toolbox only) * - RIGHTMOUSE = polyline (hotkey) / eraser (all) * (Disabling RIGHTMOUSE case here results in bugs like [#32647]) * also making sure we have a valid event value, to not exit too early */ - if (ELEM(event->type, LEFTMOUSE, RIGHTMOUSE) && (event->val != KM_NOTHING)) { + if (ELEM(event->type, LEFTMOUSE, RIGHTMOUSE) && (ELEM(event->val, KM_PRESS, KM_RELEASE))) { /* if painting, end stroke */ if (p->status == GP_STATUS_PAINTING) { int sketch = 0; - + /* basically, this should be mouse-button up = end stroke * BUT what happens next depends on whether we 'painting sessions' is enabled */ sketch |= GPENCIL_SKETCH_SESSIONS_ON(p->scene); /* polyline drawing is also 'sketching' -- all knots should be added during one session */ sketch |= (p->paintmode == GP_PAINTMODE_DRAW_POLY); - + if (sketch) { /* end stroke only, and then wait to resume painting soon */ /* printf("\t\tGP - end stroke only\n"); */ @@ -2533,13 +2536,13 @@ static int gpencil_draw_modal(bContext *C, wmOperator *op, const wmEvent *event) */ if (p->paintmode == GP_PAINTMODE_ERASER) { p->paintmode = RNA_enum_get(op->ptr, "mode"); - + /* if the original mode was *still* eraser, * we'll let it say for now, since this gives * users an opportunity to have visual feedback * when adjusting eraser size */ - if (p->paintmode != GP_PAINTMODE_ERASER) { + if (p->paintmode != GP_PAINTMODE_ERASER) { /* turn off cursor... * NOTE: this should be enough for now * Just hiding this makes it seem like @@ -2548,10 +2551,10 @@ static int gpencil_draw_modal(bContext *C, wmOperator *op, const wmEvent *event) gpencil_draw_toggle_eraser_cursor(C, p, false); } } - + /* we've just entered idling state, so this event was processed (but no others yet) */ estate = OPERATOR_RUNNING_MODAL; - + /* stroke could be smoothed, send notifier to refresh screen */ WM_event_add_notifier(C, NC_GPENCIL | NA_EDITED, NULL); } @@ -2571,7 +2574,7 @@ static int gpencil_draw_modal(bContext *C, wmOperator *op, const wmEvent *event) } else if (event->val == KM_PRESS) { bool in_bounds = false; - + /* Check if we're outside the bounds of the active region * NOTE: An exception here is that if launched from the toolbar, * whatever region we're now in should become the new region @@ -2579,13 +2582,13 @@ static int gpencil_draw_modal(bContext *C, wmOperator *op, const wmEvent *event) if ((p->ar) && (p->ar->regiontype == RGN_TYPE_TOOLS)) { /* Change to whatever region is now under the mouse */ ARegion *current_region = BKE_area_find_region_xy(p->sa, RGN_TYPE_ANY, event->x, event->y); - + if (G.debug & G_DEBUG) { printf("found alternative region %p (old was %p) - at %d %d (sa: %d %d -> %d %d)\n", current_region, p->ar, event->x, event->y, p->sa->totrct.xmin, p->sa->totrct.ymin, p->sa->totrct.xmax, p->sa->totrct.ymax); } - + if (current_region) { /* Assume that since we found the cursor in here, it is in bounds * and that this should be the region that we begin drawing in @@ -2597,14 +2600,14 @@ static int gpencil_draw_modal(bContext *C, wmOperator *op, const wmEvent *event) /* Out of bounds, or invalid in some other way */ p->status = GP_STATUS_ERROR; estate = OPERATOR_CANCELLED; - + if (G.debug & G_DEBUG) printf("%s: Region under cursor is out of bounds, so cannot be drawn on\n", __func__); } } else if (p->ar) { rcti region_rect; - + /* Perform bounds check using */ ED_region_visible_rect(p->ar, ®ion_rect); in_bounds = BLI_rcti_isect_pt_v(®ion_rect, event->mval); @@ -2613,11 +2616,11 @@ static int gpencil_draw_modal(bContext *C, wmOperator *op, const wmEvent *event) /* No region */ p->status = GP_STATUS_ERROR; estate = OPERATOR_CANCELLED; - + if (G.debug & G_DEBUG) printf("%s: No active region found in GP Paint session data\n", __func__); } - + if (in_bounds) { /* Switch paintmode (temporarily if need be) based on which button was used * NOTE: This is to make it more convenient to erase strokes when using drawing sessions @@ -2630,18 +2633,18 @@ static int gpencil_draw_modal(bContext *C, wmOperator *op, const wmEvent *event) /* restore drawmode to default */ p->paintmode = RNA_enum_get(op->ptr, "mode"); } - + gpencil_draw_toggle_eraser_cursor(C, p, p->paintmode == GP_PAINTMODE_ERASER); - + /* not painting, so start stroke (this should be mouse-button down) */ p = gpencil_stroke_begin(C, op); - + if (p->status == GP_STATUS_ERROR) { estate = OPERATOR_CANCELLED; } } else if (p->status != GP_STATUS_ERROR) { - /* User clicked outside bounds of window while idling, so exit paintmode + /* User clicked outside bounds of window while idling, so exit paintmode * NOTE: Don't enter this case if an error occurred while finding the * region (as above) */ @@ -2657,12 +2660,12 @@ static int gpencil_draw_modal(bContext *C, wmOperator *op, const wmEvent *event) estate = OPERATOR_FINISHED; } } - else { + else if (event->val == KM_RELEASE) { p->status = GP_STATUS_IDLING; op->flag |= OP_IS_MODAL_CURSOR_REGION; } } - + /* handle mode-specific events */ if (p->status == GP_STATUS_PAINTING) { /* handle painting mouse-movements? */ @@ -2695,19 +2698,19 @@ static int gpencil_draw_modal(bContext *C, wmOperator *op, const wmEvent *event) case PADPLUSKEY: p->radius += 5; break; - + case WHEELUPMOUSE: /* smaller */ case PADMINUS: p->radius -= 5; - + if (p->radius <= 0) p->radius = 1; break; } - + /* force refresh */ ED_region_tag_redraw(p->ar); /* just active area for now, since doing whole screen is too slow */ - + /* event handled, so just tag as running modal */ estate = OPERATOR_RUNNING_MODAL; } @@ -2719,7 +2722,7 @@ static int gpencil_draw_modal(bContext *C, wmOperator *op, const wmEvent *event) estate = OPERATOR_RUNNING_MODAL; } } - + /* gpencil modal operator stores area, which can be removed while using it (like fullscreen) */ if (0 == gpencil_area_exists(C, p->sa)) estate = OPERATOR_CANCELLED; @@ -2728,7 +2731,7 @@ static int gpencil_draw_modal(bContext *C, wmOperator *op, const wmEvent *event) gpencil_draw_status_indicators(p); gpencil_draw_cursor_set(p); /* cursor may have changed outside our control - T44084 */ } - + /* process last operations before exiting */ switch (estate) { case OPERATOR_FINISHED: @@ -2736,11 +2739,11 @@ static int gpencil_draw_modal(bContext *C, wmOperator *op, const wmEvent *event) gpencil_draw_exit(C, op); WM_event_add_notifier(C, NC_GPENCIL | NA_EDITED, NULL); break; - + case OPERATOR_CANCELLED: gpencil_draw_exit(C, op); break; - + case OPERATOR_RUNNING_MODAL | OPERATOR_PASS_THROUGH: /* event doesn't need to be handled */ #if 0 @@ -2749,7 +2752,7 @@ static int gpencil_draw_modal(bContext *C, wmOperator *op, const wmEvent *event) #endif break; } - + /* return status code */ return estate; } @@ -2767,28 +2770,28 @@ static const EnumPropertyItem prop_gpencil_drawmodes[] = { void GPENCIL_OT_draw(wmOperatorType *ot) { PropertyRNA *prop; - + /* identifiers */ ot->name = "Grease Pencil Draw"; ot->idname = "GPENCIL_OT_draw"; ot->description = "Make annotations on the active data"; - + /* api callbacks */ ot->exec = gpencil_draw_exec; ot->invoke = gpencil_draw_invoke; ot->modal = gpencil_draw_modal; ot->cancel = gpencil_draw_cancel; ot->poll = gpencil_draw_poll; - + /* flags */ ot->flag = OPTYPE_UNDO | OPTYPE_BLOCKING; - + /* settings for drawing */ ot->prop = RNA_def_enum(ot->srna, "mode", prop_gpencil_drawmodes, 0, "Mode", "Way to interpret mouse movements"); prop = RNA_def_collection_runtime(ot->srna, "stroke", &RNA_OperatorStrokeElement, "Stroke", ""); RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE); - + /* NOTE: wait for input is enabled by default, so that all UI code can work properly without needing users to know about this */ prop = RNA_def_boolean(ot->srna, "wait_for_input", true, "Wait for Input", "Wait for first click instead of painting immediately"); RNA_def_property_flag(prop, PROP_SKIP_SAVE); |