diff options
author | Raja Kedia(miyagix) <rajakedia2222@gmail.com> | 2017-12-14 21:47:35 +0300 |
---|---|---|
committer | Raja Kedia(miyagix) <rajakedia2222@gmail.com> | 2017-12-14 21:47:35 +0300 |
commit | 450eb4ef6c54108e16164aa0820ee00fea9b8b48 (patch) | |
tree | 643a8c2b026205961d2539ac7a5bf363e5f5f500 /source/blender/editors/gpencil | |
parent | 31d5262cece4c5644a36cf0511bc42007a2c1e6d (diff) | |
parent | ba256b32ee5d3ab7991fe5abbb47071ccfe8577c (diff) |
Merge remote-tracking branch 'origin' into soc-2017-sculpting_brushsoc-2017-sculpting_brush
Diffstat (limited to 'source/blender/editors/gpencil')
-rw-r--r-- | source/blender/editors/gpencil/gpencil_brush.c | 21 | ||||
-rw-r--r-- | source/blender/editors/gpencil/gpencil_edit.c | 102 | ||||
-rw-r--r-- | source/blender/editors/gpencil/gpencil_intern.h | 94 | ||||
-rw-r--r-- | source/blender/editors/gpencil/gpencil_paint.c | 17 | ||||
-rw-r--r-- | source/blender/editors/gpencil/gpencil_utils.c | 62 |
5 files changed, 192 insertions, 104 deletions
diff --git a/source/blender/editors/gpencil/gpencil_brush.c b/source/blender/editors/gpencil/gpencil_brush.c index 8ddf3a22517..5332bec0c64 100644 --- a/source/blender/editors/gpencil/gpencil_brush.c +++ b/source/blender/editors/gpencil/gpencil_brush.c @@ -773,6 +773,9 @@ typedef struct tGPSB_CloneBrushData { /* for "stamp" mode, the currently pasted brushes */ bGPDstroke **new_strokes; + + /* mapping from colors referenced per stroke, to the new colours in the "pasted" strokes */ + GHash *new_colors; } tGPSB_CloneBrushData; /* Initialise "clone" brush data */ @@ -816,6 +819,11 @@ static void gp_brush_clone_init(bContext *C, tGP_BrushEditData *gso) if (1 /*gso->brush->mode == GP_EDITBRUSH_CLONE_MODE_STAMP*/) { data->new_strokes = MEM_callocN(sizeof(bGPDstroke *) * data->totitems, "cloned strokes ptr array"); } + + /* Init colormap for mapping between the pasted stroke's source colour(names) + * and the final colours that will be used here instead... + */ + data->new_colors = gp_copybuf_validate_colormap(gso->gpd); } /* Free custom data used for "clone" brush */ @@ -829,6 +837,12 @@ static void gp_brush_clone_free(tGP_BrushEditData *gso) data->new_strokes = NULL; } + /* free copybuf colormap */ + if (data->new_colors) { + BLI_ghash_free(data->new_colors, NULL, NULL); + data->new_colors = NULL; + } + /* free the customdata itself */ MEM_freeN(data); gso->customdata = NULL; @@ -869,6 +883,13 @@ static void gp_brush_clone_add(bContext *C, tGP_BrushEditData *gso) new_stroke->next = new_stroke->prev = NULL; BLI_addtail(&gpf->strokes, new_stroke); + /* Fix color references */ + BLI_assert(new_stroke->colorname[0] != '\0'); + new_stroke->palcolor = BLI_ghash_lookup(data->new_colors, new_stroke->colorname); + + BLI_assert(new_stroke->palcolor != NULL); + BLI_strncpy(new_stroke->colorname, new_stroke->palcolor->info, sizeof(new_stroke->colorname)); + /* Adjust all the stroke's points, so that the strokes * get pasted relative to where the cursor is now */ diff --git a/source/blender/editors/gpencil/gpencil_edit.c b/source/blender/editors/gpencil/gpencil_edit.c index 2df4b2cae54..fc6df49cf6c 100644 --- a/source/blender/editors/gpencil/gpencil_edit.c +++ b/source/blender/editors/gpencil/gpencil_edit.c @@ -38,8 +38,11 @@ #include "MEM_guardedalloc.h" -#include "BLI_math.h" #include "BLI_blenlib.h" +#include "BLI_ghash.h" +#include "BLI_math.h" +#include "BLI_string.h" +#include "BLI_string_utils.h" #include "BLI_utildefines.h" #include "BLT_translation.h" @@ -335,11 +338,27 @@ void GPENCIL_OT_duplicate(wmOperatorType *ot) /* NOTE: is exposed within the editors/gpencil module so that other tools can use it too */ ListBase gp_strokes_copypastebuf = {NULL, NULL}; +/* Hash for hanging on to all the palette colors used by strokes in the buffer + * + * This is needed to prevent dangling and unsafe pointers when pasting across datablocks, + * or after a color used by a stroke in the buffer gets deleted (via user action or undo). + */ +GHash *gp_strokes_copypastebuf_colors = NULL; + /* Free copy/paste buffer data */ void ED_gpencil_strokes_copybuf_free(void) { bGPDstroke *gps, *gpsn; + /* Free the palettes buffer + * NOTE: This is done before the strokes so that the name ptrs (keys) are still safe + */ + if (gp_strokes_copypastebuf_colors) { + BLI_ghash_free(gp_strokes_copypastebuf_colors, NULL, MEM_freeN); + gp_strokes_copypastebuf_colors = NULL; + } + + /* Free the stroke buffer */ for (gps = gp_strokes_copypastebuf.first; gps; gps = gpsn) { gpsn = gps->next; @@ -352,6 +371,46 @@ void ED_gpencil_strokes_copybuf_free(void) gp_strokes_copypastebuf.first = gp_strokes_copypastebuf.last = NULL; } +/* Ensure that destination datablock has all the colours the pasted strokes need + * Helper function for copy-pasting strokes + */ +GHash *gp_copybuf_validate_colormap(bGPdata *gpd) +{ + GHash *new_colors = BLI_ghash_str_new("GPencil Paste Dst Colors"); + GHashIterator gh_iter; + + /* If there's no active palette yet (i.e. new datablock), add one */ + bGPDpalette *palette = BKE_gpencil_palette_getactive(gpd); + if (palette == NULL) { + palette = BKE_gpencil_palette_addnew(gpd, "Pasted Palette", true); + } + + /* For each color, figure out what to map to... */ + GHASH_ITER(gh_iter, gp_strokes_copypastebuf_colors) { + bGPDpalettecolor *palcolor; + char *name = BLI_ghashIterator_getKey(&gh_iter); + + /* Look for existing color to map to */ + /* XXX: What to do if same name but different color? Behaviour here should depend on a property? */ + palcolor = BKE_gpencil_palettecolor_getbyname(palette, name); + if (palcolor == NULL) { + /* Doesn't Exist - Create new matching color for this palette */ + /* XXX: This still doesn't fix the pasting across file boundaries problem... */ + bGPDpalettecolor *src_color = BLI_ghashIterator_getValue(&gh_iter); + + palcolor = MEM_dupallocN(src_color); + BLI_addtail(&palette->colors, palcolor); + + BLI_uniquename(&palette->colors, palcolor, DATA_("GP Color"), '.', offsetof(bGPDpalettecolor, info), sizeof(palcolor->info)); + } + + /* Store this mapping (for use later when pasting) */ + BLI_ghash_insert(new_colors, name, palcolor); + } + + return new_colors; +} + /* --------------------- */ /* Copy selected strokes */ @@ -413,7 +472,26 @@ static int gp_strokes_copy_exec(bContext *C, wmOperator *op) } CTX_DATA_END; - /* done - no updates needed */ + /* Build up hash of colors used in these strokes, making copies of these to protect against dangling pointers */ + if (gp_strokes_copypastebuf.first) { + gp_strokes_copypastebuf_colors = BLI_ghash_str_new("GPencil CopyBuf Colors"); + + for (bGPDstroke *gps = gp_strokes_copypastebuf.first; gps; gps = gps->next) { + if (ED_gpencil_stroke_can_use(C, gps)) { + if (BLI_ghash_haskey(gp_strokes_copypastebuf_colors, gps->colorname) == false) { + bGPDpalettecolor *color = MEM_dupallocN(gps->palcolor); + + BLI_ghash_insert(gp_strokes_copypastebuf_colors, gps->colorname, color); + gps->palcolor = color; + } + } + } + } + + /* updates (to ensure operator buttons are refreshed, when used via hotkeys) */ + WM_event_add_notifier(C, NC_GPENCIL | ND_DATA, NULL); // XXX? + + /* done */ return OPERATOR_FINISHED; } @@ -458,6 +536,7 @@ static int gp_strokes_paste_exec(bContext *C, wmOperator *op) bGPDframe *gpf; eGP_PasteMode type = RNA_enum_get(op->ptr, "type"); + GHash *new_colors; /* check for various error conditions */ if (gpd == NULL) { @@ -515,6 +594,10 @@ static int gp_strokes_paste_exec(bContext *C, wmOperator *op) } CTX_DATA_END; + /* Ensure that all the necessary colors exist */ + new_colors = gp_copybuf_validate_colormap(gpd); + + /* Copy over the strokes from the buffer (and adjust the colors) */ for (bGPDstroke *gps = gp_strokes_copypastebuf.first; gps; gps = gps->next) { if (ED_gpencil_stroke_can_use(C, gps)) { /* Need to verify if layer exists */ @@ -533,6 +616,7 @@ static int gp_strokes_paste_exec(bContext *C, wmOperator *op) */ gpf = BKE_gpencil_layer_getframe(gpl, CFRA, true); if (gpf) { + /* Create new stroke */ bGPDstroke *new_stroke = MEM_dupallocN(gps); new_stroke->tmp_layerinfo[0] = '\0'; @@ -543,10 +627,22 @@ static int gp_strokes_paste_exec(bContext *C, wmOperator *op) new_stroke->next = new_stroke->prev = NULL; BLI_addtail(&gpf->strokes, new_stroke); + + /* Fix color references */ + BLI_assert(new_stroke->colorname[0] != '\0'); + new_stroke->palcolor = BLI_ghash_lookup(new_colors, new_stroke->colorname); + + BLI_assert(new_stroke->palcolor != NULL); + BLI_strncpy(new_stroke->colorname, new_stroke->palcolor->info, sizeof(new_stroke->colorname)); + + /*new_stroke->flag |= GP_STROKE_RECALC_COLOR; */ } } } + /* free temp data */ + BLI_ghash_free(new_colors, NULL, NULL); + /* updates */ WM_event_add_notifier(C, NC_GPENCIL | ND_DATA | NA_EDITED, NULL); @@ -750,7 +846,7 @@ void GPENCIL_OT_blank_frame_add(wmOperatorType *ot) /* identifiers */ ot->name = "Insert Blank Frame"; ot->idname = "GPENCIL_OT_blank_frame_add"; - ot->description = "Inserts a blank frame on the current frame " + ot->description = "Insert a blank frame on the current frame " "(all subsequently existing frames, if any, are shifted right by one frame)"; /* callbacks */ diff --git a/source/blender/editors/gpencil/gpencil_intern.h b/source/blender/editors/gpencil/gpencil_intern.h index 5c7c9b84adb..a3734c56c59 100644 --- a/source/blender/editors/gpencil/gpencil_intern.h +++ b/source/blender/editors/gpencil/gpencil_intern.h @@ -40,6 +40,8 @@ struct bGPdata; struct bGPDstroke; struct bGPDspoint; +struct GHash; + struct ARegion; struct View2D; struct wmOperatorType; @@ -69,75 +71,23 @@ typedef struct GP_SpaceConversion { float mat[4][4]; /* transform matrix on the strokes (introduced in [b770964]) */ } GP_SpaceConversion; - -/** - * Check whether a given stroke segment is inside a circular brush - * - * \param mval The current screen-space coordinates (midpoint) of the brush - * \param mvalo The previous screen-space coordinates (midpoint) of the brush (NOT CURRENTLY USED) - * \param rad The radius of the brush - * - * \param x0, y0 The screen-space x and y coordinates of the start of the stroke segment - * \param x1, y1 The screen-space x and y coordinates of the end of the stroke segment - */ bool gp_stroke_inside_circle(const int mval[2], const int UNUSED(mvalo[2]), int rad, int x0, int y0, int x1, int y1); - -/** - * Init settings for stroke point space conversions - * - * \param[out] r_gsc The space conversion settings struct, populated with necessary params - */ void gp_point_conversion_init(struct bContext *C, GP_SpaceConversion *r_gsc); -/** - * Convert a Grease Pencil coordinate (i.e. can be 2D or 3D) to screenspace (2D) - * - * \param[out] r_x The screen-space x-coordinate of the point - * \param[out] r_y The screen-space y-coordinate of the point - */ void gp_point_to_xy(GP_SpaceConversion *settings, struct bGPDstroke *gps, struct bGPDspoint *pt, int *r_x, int *r_y); -/** - * Convert a Grease Pencil coordinate (i.e. can be 2D or 3D) to screenspace (2D) - * - * Just like gp_point_to_xy(), except the resulting coordinates are floats not ints. - * Use this version to solve "stair-step" artifacts which may arise when roundtripping the calculations. - * - * \param[out] r_x The screen-space x-coordinate of the point - * \param[out] r_y The screen-space y-coordinate of the point - */ void gp_point_to_xy_fl(GP_SpaceConversion *gsc, bGPDstroke *gps, bGPDspoint *pt, float *r_x, float *r_y); -/** - * Convert point to parent space - * - * \param pt Original point - * \param diff_mat Matrix with the difference between original parent matrix - * \param[out] r_pt Pointer to new point after apply matrix - */ void gp_point_to_parent_space(bGPDspoint *pt, float diff_mat[4][4], bGPDspoint *r_pt); -/** - * Change points position relative to parent object - */ + void gp_apply_parent(bGPDlayer *gpl, bGPDstroke *gps); -/** - * Change point position relative to parent object - */ + void gp_apply_parent_point(bGPDlayer *gpl, bGPDspoint *pt); -/** - * Convert a screenspace point to a 3D Grease Pencil coordinate. - * - * For use with editing tools where it is easier to perform the operations in 2D, - * and then later convert the transformed points back to 3D. - * - * \param screeN_co The screenspace 2D coordinates to convert to - * \param[out] r_out The resulting 3D coordinates of the input point - */ bool gp_point_xy_to_3d(GP_SpaceConversion *gsc, struct Scene *scene, const float screen_co[2], float r_out[3]); /* Poll Callbacks ------------------------------------ */ @@ -155,48 +105,18 @@ int gp_brush_crt_presets_poll(bContext *C); extern ListBase gp_strokes_copypastebuf; +/* Build a map for converting between old colornames and destination-color-refs */ +struct GHash *gp_copybuf_validate_colormap(bGPdata *gpd); + /* Stroke Editing ------------------------------------ */ void gp_stroke_delete_tagged_points(bGPDframe *gpf, bGPDstroke *gps, bGPDstroke *next_stroke, int tag_flags); -/** - * Apply smooth to stroke point - * \param gps Stroke to smooth - * \param i Point index - * \param inf Amount of smoothing to apply - * \param affect_pressure Apply smoothing to pressure values too? - */ bool gp_smooth_stroke(bGPDstroke *gps, int i, float inf, bool affect_pressure); - -/** -* Apply smooth for strength to stroke point -* \param gps Stroke to smooth -* \param i Point index -* \param inf Amount of smoothing to apply -*/ bool gp_smooth_stroke_strength(bGPDstroke *gps, int i, float inf); - -/** -* Apply smooth for thickness to stroke point (use pressure) -* \param gps Stroke to smooth -* \param i Point index -* \param inf Amount of smoothing to apply -*/ bool gp_smooth_stroke_thickness(bGPDstroke *gps, int i, float inf); - -/** - * Subdivide a stroke once, by adding points at the midpoint between each pair of points - * \param gps Stroke data - * \param new_totpoints Total number of points (after subdividing) - */ void gp_subdivide_stroke(bGPDstroke *gps, const int new_totpoints); - -/** -* Add randomness to stroke -* \param gps Stroke data -* \param brush Brush data -*/ void gp_randomize_stroke(bGPDstroke *gps, bGPDbrush *brush); /* Layers Enums -------------------------------------- */ diff --git a/source/blender/editors/gpencil/gpencil_paint.c b/source/blender/editors/gpencil/gpencil_paint.c index 5eacbf6f807..eb49060b629 100644 --- a/source/blender/editors/gpencil/gpencil_paint.c +++ b/source/blender/editors/gpencil/gpencil_paint.c @@ -162,6 +162,8 @@ typedef struct tGPsdata { bGPDbrush *brush; /* current drawing brush */ short straight[2]; /* 1: line horizontal, 2: line vertical, other: not defined, second element position */ int lock_axis; /* lock drawing to one axis */ + + short keymodifier; /* key used for invoking the operator */ } tGPsdata; /* ------ */ @@ -1940,7 +1942,7 @@ static void gpencil_draw_cancel(bContext *C, wmOperator *op) /* ------------------------------- */ -static int gpencil_draw_init(bContext *C, wmOperator *op) +static int gpencil_draw_init(bContext *C, wmOperator *op, const wmEvent *event) { tGPsdata *p; eGPencil_PaintModes paintmode = RNA_enum_get(op->ptr, "mode"); @@ -1959,6 +1961,13 @@ static int gpencil_draw_init(bContext *C, wmOperator *op) gpencil_draw_exit(C, op); return 0; } + + if (event != NULL) { + p->keymodifier = event->keymodifier; + } + else { + p->keymodifier = -1; + } /* everything is now setup ok */ return 1; @@ -2200,7 +2209,7 @@ static int gpencil_draw_exec(bContext *C, wmOperator *op) /* printf("GPencil - Starting Re-Drawing\n"); */ /* try to initialize context data needed while drawing */ - if (!gpencil_draw_init(C, op)) { + if (!gpencil_draw_init(C, op, NULL)) { if (op->customdata) MEM_freeN(op->customdata); /* printf("\tGP - no valid data\n"); */ return OPERATOR_CANCELLED; @@ -2275,7 +2284,7 @@ static int gpencil_draw_invoke(bContext *C, wmOperator *op, const wmEvent *event printf("GPencil - Starting Drawing\n"); /* try to initialize context data needed while drawing */ - if (!gpencil_draw_init(C, op)) { + if (!gpencil_draw_init(C, op, event)) { if (op->customdata) MEM_freeN(op->customdata); if (G.debug & G_DEBUG) @@ -2438,7 +2447,7 @@ static int gpencil_draw_modal(bContext *C, wmOperator *op, const wmEvent *event) * is essential for ensuring that they can quickly return to that view */ } - else if ((ELEM(event->type, DKEY)) && (event->val == KM_RELEASE)) { + else if ((ELEM(event->type, p->keymodifier)) && (event->val == KM_RELEASE)) { /* enable continuous if release D key in mid drawing */ p->scene->toolsettings->gpencil_flags |= GP_TOOL_FLAG_PAINTSESSIONS_ON; } diff --git a/source/blender/editors/gpencil/gpencil_utils.c b/source/blender/editors/gpencil/gpencil_utils.c index 2b662d04f03..ed05b8be9ca 100644 --- a/source/blender/editors/gpencil/gpencil_utils.c +++ b/source/blender/editors/gpencil/gpencil_utils.c @@ -391,7 +391,16 @@ EnumPropertyItem *ED_gpencil_layers_with_new_enum_itemf(bContext *C, PointerRNA /* ******************************************************** */ /* Brush Tool Core */ -/* Check if part of stroke occurs within last segment drawn by eraser */ +/** + * Check whether a given stroke segment is inside a circular brush + * + * \param mval The current screen-space coordinates (midpoint) of the brush + * \param mvalo The previous screen-space coordinates (midpoint) of the brush (NOT CURRENTLY USED) + * \param rad The radius of the brush + * + * \param x0, y0 The screen-space x and y coordinates of the start of the stroke segment + * \param x1, y1 The screen-space x and y coordinates of the end of the stroke segment + */ bool gp_stroke_inside_circle(const int mval[2], const int UNUSED(mvalo[2]), int rad, int x0, int y0, int x1, int y1) { @@ -502,7 +511,11 @@ bGPDpalettecolor *ED_gpencil_stroke_getcolor(bGPdata *gpd, bGPDstroke *gps) /* ******************************************************** */ /* Space Conversion */ -/* Init handling for space-conversion function (from passed-in parameters) */ +/** + * Init settings for stroke point space conversions + * + * \param r_gsc: [out] The space conversion settings struct, populated with necessary params + */ void gp_point_conversion_init(bContext *C, GP_SpaceConversion *r_gsc) { ScrArea *sa = CTX_wm_area(C); @@ -538,7 +551,13 @@ void gp_point_conversion_init(bContext *C, GP_SpaceConversion *r_gsc) } } -/* convert point to parent space */ +/** + * Convert point to parent space + * + * \param pt Original point + * \param diff_mat Matrix with the difference between original parent matrix + * \param[out] r_pt Pointer to new point after apply matrix + */ void gp_point_to_parent_space(bGPDspoint *pt, float diff_mat[4][4], bGPDspoint *r_pt) { float fpt[3]; @@ -547,7 +566,9 @@ void gp_point_to_parent_space(bGPDspoint *pt, float diff_mat[4][4], bGPDspoint * copy_v3_v3(&r_pt->x, fpt); } -/* Change position relative to parent object */ +/** + * Change points position relative to parent object + */ void gp_apply_parent(bGPDlayer *gpl, bGPDstroke *gps) { bGPDspoint *pt; @@ -568,7 +589,9 @@ void gp_apply_parent(bGPDlayer *gpl, bGPDstroke *gps) } } -/* Change point position relative to parent object */ +/** + * Change point position relative to parent object + */ void gp_apply_parent_point(bGPDlayer *gpl, bGPDspoint *pt) { /* undo matrix */ @@ -583,8 +606,13 @@ void gp_apply_parent_point(bGPDlayer *gpl, bGPDspoint *pt) copy_v3_v3(&pt->x, fpt); } -/* Convert Grease Pencil points to screen-space values - * WARNING: This assumes that the caller has already checked whether the stroke in question can be drawn +/** + * Convert a Grease Pencil coordinate (i.e. can be 2D or 3D) to screenspace (2D) + * + * \param[out] r_x The screen-space x-coordinate of the point + * \param[out] r_y The screen-space y-coordinate of the point + * + * \warning This assumes that the caller has already checked whether the stroke in question can be drawn. */ void gp_point_to_xy(GP_SpaceConversion *gsc, bGPDstroke *gps, bGPDspoint *pt, int *r_x, int *r_y) @@ -628,8 +656,16 @@ void gp_point_to_xy(GP_SpaceConversion *gsc, bGPDstroke *gps, bGPDspoint *pt, } } -/* Convert Grease Pencil points to screen-space values (as floats) - * WARNING: This assumes that the caller has already checked whether the stroke in question can be drawn +/** + * Convert a Grease Pencil coordinate (i.e. can be 2D or 3D) to screenspace (2D) + * + * Just like gp_point_to_xy(), except the resulting coordinates are floats not ints. + * Use this version to solve "stair-step" artifacts which may arise when roundtripping the calculations. + * + * \param r_x: [out] The screen-space x-coordinate of the point + * \param r_y: [out] The screen-space y-coordinate of the point + * + * \warning This assumes that the caller has already checked whether the stroke in question can be drawn */ void gp_point_to_xy_fl(GP_SpaceConversion *gsc, bGPDstroke *gps, bGPDspoint *pt, float *r_x, float *r_y) @@ -688,6 +724,12 @@ void gp_point_to_xy_fl(GP_SpaceConversion *gsc, bGPDstroke *gps, bGPDspoint *pt, /** * Project screenspace coordinates to 3D-space * + * For use with editing tools where it is easier to perform the operations in 2D, + * and then later convert the transformed points back to 3D. + * + * \param screen_co: The screenspace 2D coordinates to convert to + * \param r_out: The resulting 3D coordinates of the input point + * * \note We include this as a utility function, since the standard method * involves quite a few steps, which are invariably always the same * for all GPencil operations. So, it's nicer to just centralize these. @@ -722,7 +764,7 @@ bool gp_point_xy_to_3d(GP_SpaceConversion *gsc, Scene *scene, const float screen } /** - * Apply smooth to stroke point + * Apply smooth to stroke point * \param gps Stroke to smooth * \param i Point index * \param inf Amount of smoothing to apply |