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blender-archive/source/blender/editors/sculpt_paint/paint_ops.c

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/*
* 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.
*/
/** \file
* \ingroup edsculpt
*/
#include "MEM_guardedalloc.h"
#include "BLI_listbase.h"
#include "BLI_math_vector.h"
#include "BLI_string.h"
#include "BLI_utildefines.h"
#include <stdlib.h>
#include "IMB_imbuf.h"
#include "IMB_imbuf_types.h"
#include "DNA_brush_types.h"
#include "DNA_customdata_types.h"
#include "DNA_object_types.h"
#include "DNA_scene_types.h"
#include "BKE_brush.h"
#include "BKE_context.h"
#include "BKE_image.h"
#include "BKE_lib_id.h"
#include "BKE_main.h"
#include "BKE_paint.h"
#include "BKE_report.h"
#include "ED_image.h"
#include "ED_paint.h"
#include "ED_screen.h"
#include "WM_api.h"
#include "WM_toolsystem.h"
#include "WM_types.h"
#include "RNA_access.h"
#include "RNA_define.h"
#include "paint_intern.h"
#include "sculpt_intern.h"
#include <stddef.h>
#include <string.h>
/* Brush operators */
static int brush_add_exec(bContext *C, wmOperator *UNUSED(op))
{
/*int type = RNA_enum_get(op->ptr, "type");*/
Paint *paint = BKE_paint_get_active_from_context(C);
Brush *br = BKE_paint_brush(paint);
Main *bmain = CTX_data_main(C);
ePaintMode mode = BKE_paintmode_get_active_from_context(C);
if (br) {
br = (Brush *)BKE_id_copy(bmain, &br->id);
}
else {
br = BKE_brush_add(bmain, "Brush", BKE_paint_object_mode_from_paintmode(mode));
}
id_us_min(&br->id); /* fake user only */
BKE_paint_brush_set(paint, br);
return OPERATOR_FINISHED;
}
static void BRUSH_OT_add(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Add Brush";
ot->description = "Add brush by mode type";
ot->idname = "BRUSH_OT_add";
/* api callbacks */
ot->exec = brush_add_exec;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
static int brush_add_gpencil_exec(bContext *C, wmOperator *UNUSED(op))
{
/*int type = RNA_enum_get(op->ptr, "type");*/
ToolSettings *ts = CTX_data_tool_settings(C);
Paint *paint = &ts->gp_paint->paint;
Brush *br = BKE_paint_brush(paint);
Main *bmain = CTX_data_main(C);
if (br) {
br = (Brush *)BKE_id_copy(bmain, &br->id);
}
else {
br = BKE_brush_add(bmain, "Brush", OB_MODE_PAINT_GPENCIL);
/* Init grease pencil specific data. */
BKE_brush_init_gpencil_settings(br);
}
id_us_min(&br->id); /* fake user only */
BKE_paint_brush_set(paint, br);
return OPERATOR_FINISHED;
}
static void BRUSH_OT_add_gpencil(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Add Drawing Brush";
ot->description = "Add brush for Grease Pencil";
ot->idname = "BRUSH_OT_add_gpencil";
/* api callbacks */
ot->exec = brush_add_gpencil_exec;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
static int brush_scale_size_exec(bContext *C, wmOperator *op)
{
Scene *scene = CTX_data_scene(C);
Paint *paint = BKE_paint_get_active_from_context(C);
Brush *brush = BKE_paint_brush(paint);
// Object *ob = CTX_data_active_object(C);
float scalar = RNA_float_get(op->ptr, "scalar");
if (brush) {
/* pixel radius */
{
const int old_size = BKE_brush_size_get(scene, brush);
int size = (int)(scalar * old_size);
if (abs(old_size - size) < U.pixelsize) {
if (scalar > 1) {
size += U.pixelsize;
}
else if (scalar < 1) {
size -= U.pixelsize;
}
}
BKE_brush_size_set(scene, brush, size);
}
/* unprojected radius */
{
float unprojected_radius = scalar * BKE_brush_unprojected_radius_get(scene, brush);
if (unprojected_radius < 0.001f) { /* XXX magic number */
unprojected_radius = 0.001f;
}
BKE_brush_unprojected_radius_set(scene, brush, unprojected_radius);
}
WM_main_add_notifier(NC_BRUSH | NA_EDITED, brush);
}
return OPERATOR_FINISHED;
}
static void BRUSH_OT_scale_size(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Scale Sculpt/Paint Brush Size";
ot->description = "Change brush size by a scalar";
ot->idname = "BRUSH_OT_scale_size";
/* api callbacks */
ot->exec = brush_scale_size_exec;
/* flags */
ot->flag = 0;
RNA_def_float(ot->srna, "scalar", 1, 0, 2, "Scalar", "Factor to scale brush size by", 0, 2);
}
/* Palette operators */
static int palette_new_exec(bContext *C, wmOperator *UNUSED(op))
{
Paint *paint = BKE_paint_get_active_from_context(C);
Main *bmain = CTX_data_main(C);
Palette *palette;
palette = BKE_palette_add(bmain, "Palette");
BKE_paint_palette_set(paint, palette);
return OPERATOR_FINISHED;
}
static void PALETTE_OT_new(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Add New Palette";
ot->description = "Add new palette";
ot->idname = "PALETTE_OT_new";
/* api callbacks */
ot->exec = palette_new_exec;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
static bool palette_poll(bContext *C)
{
Paint *paint = BKE_paint_get_active_from_context(C);
if (paint && paint->palette != NULL) {
return true;
}
return false;
}
static int palette_color_add_exec(bContext *C, wmOperator *UNUSED(op))
{
Scene *scene = CTX_data_scene(C);
Paint *paint = BKE_paint_get_active_from_context(C);
Brush *brush = paint->brush;
ePaintMode mode = BKE_paintmode_get_active_from_context(C);
Palette *palette = paint->palette;
PaletteColor *color;
color = BKE_palette_color_add(palette);
palette->active_color = BLI_listbase_count(&palette->colors) - 1;
if (ELEM(mode,
PAINT_MODE_TEXTURE_3D,
PAINT_MODE_TEXTURE_2D,
PAINT_MODE_VERTEX,
PAINT_MODE_SCULPT)) {
copy_v3_v3(color->rgb, BKE_brush_color_get(scene, brush));
color->value = 0.0;
}
else if (mode == PAINT_MODE_WEIGHT) {
zero_v3(color->rgb);
color->value = brush->weight;
}
return OPERATOR_FINISHED;
}
static void PALETTE_OT_color_add(wmOperatorType *ot)
{
/* identifiers */
ot->name = "New Palette Color";
ot->description = "Add new color to active palette";
ot->idname = "PALETTE_OT_color_add";
/* api callbacks */
ot->exec = palette_color_add_exec;
ot->poll = palette_poll;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
static int palette_color_delete_exec(bContext *C, wmOperator *UNUSED(op))
{
Paint *paint = BKE_paint_get_active_from_context(C);
Palette *palette = paint->palette;
PaletteColor *color = BLI_findlink(&palette->colors, palette->active_color);
if (color) {
BKE_palette_color_remove(palette, color);
}
return OPERATOR_FINISHED;
}
static void PALETTE_OT_color_delete(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Delete Palette Color";
ot->description = "Remove active color from palette";
ot->idname = "PALETTE_OT_color_delete";
/* api callbacks */
ot->exec = palette_color_delete_exec;
ot->poll = palette_poll;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
/* --- Extract Palette from Image. */
static bool palette_extract_img_poll(bContext *C)
{
SpaceLink *sl = CTX_wm_space_data(C);
if ((sl != NULL) && (sl->spacetype == SPACE_IMAGE)) {
SpaceImage *sima = CTX_wm_space_image(C);
Image *image = sima->image;
ImageUser iuser = sima->iuser;
return BKE_image_has_ibuf(image, &iuser);
}
return false;
}
static int palette_extract_img_exec(bContext *C, wmOperator *op)
{
const int threshold = RNA_int_get(op->ptr, "threshold");
Main *bmain = CTX_data_main(C);
bool done = false;
SpaceImage *sima = CTX_wm_space_image(C);
Image *image = sima->image;
ImageUser iuser = sima->iuser;
void *lock;
ImBuf *ibuf;
GHash *color_table = BLI_ghash_int_new(__func__);
ibuf = BKE_image_acquire_ibuf(image, &iuser, &lock);
if (ibuf && ibuf->rect) {
/* Extract all colors. */
const int range = (int)pow(10.0f, threshold);
for (int row = 0; row < ibuf->y; row++) {
for (int col = 0; col < ibuf->x; col++) {
float color[4];
IMB_sampleImageAtLocation(ibuf, (float)col, (float)row, false, color);
for (int i = 0; i < 3; i++) {
color[i] = truncf(color[i] * range) / range;
}
uint key = rgb_to_cpack(color[0], color[1], color[2]);
if (!BLI_ghash_haskey(color_table, POINTER_FROM_INT(key))) {
BLI_ghash_insert(color_table, POINTER_FROM_INT(key), POINTER_FROM_INT(key));
}
}
}
done = BKE_palette_from_hash(bmain, color_table, image->id.name + 2, false);
}
/* Free memory. */
BLI_ghash_free(color_table, NULL, NULL);
BKE_image_release_ibuf(image, ibuf, lock);
if (done) {
BKE_reportf(op->reports, RPT_INFO, "Palette created");
}
return OPERATOR_FINISHED;
}
static void PALETTE_OT_extract_from_image(wmOperatorType *ot)
{
PropertyRNA *prop;
/* identifiers */
ot->name = "Extract Palette from Image";
ot->idname = "PALETTE_OT_extract_from_image";
ot->description = "Extract all colors used in Image and create a Palette";
/* api callbacks */
ot->exec = palette_extract_img_exec;
ot->poll = palette_extract_img_poll;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* properties */
prop = RNA_def_int(ot->srna, "threshold", 1, 1, 1, "Threshold", "", 1, 1);
RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
}
/* Sort Palette color by Hue and Saturation. */
static int palette_sort_exec(bContext *C, wmOperator *op)
{
const int type = RNA_enum_get(op->ptr, "type");
Paint *paint = BKE_paint_get_active_from_context(C);
Palette *palette = paint->palette;
if (palette == NULL) {
return OPERATOR_CANCELLED;
}
tPaletteColorHSV *color_array = NULL;
tPaletteColorHSV *col_elm = NULL;
const int totcol = BLI_listbase_count(&palette->colors);
if (totcol > 0) {
color_array = MEM_calloc_arrayN(totcol, sizeof(tPaletteColorHSV), __func__);
/* Put all colors in an array. */
int t = 0;
LISTBASE_FOREACH (PaletteColor *, color, &palette->colors) {
float h, s, v;
rgb_to_hsv(color->rgb[0], color->rgb[1], color->rgb[2], &h, &s, &v);
col_elm = &color_array[t];
copy_v3_v3(col_elm->rgb, color->rgb);
col_elm->value = color->value;
col_elm->h = h;
col_elm->s = s;
col_elm->v = v;
t++;
}
/* Sort */
if (type == 1) {
BKE_palette_sort_hsv(color_array, totcol);
}
else if (type == 2) {
BKE_palette_sort_svh(color_array, totcol);
}
else if (type == 3) {
BKE_palette_sort_vhs(color_array, totcol);
}
else {
BKE_palette_sort_luminance(color_array, totcol);
}
/* Clear old color swatches. */
PaletteColor *color_next = NULL;
for (PaletteColor *color = palette->colors.first; color; color = color_next) {
color_next = color->next;
BKE_palette_color_remove(palette, color);
}
/* Recreate swatches sorted. */
for (int i = 0; i < totcol; i++) {
col_elm = &color_array[i];
PaletteColor *palcol = BKE_palette_color_add(palette);
if (palcol) {
copy_v3_v3(palcol->rgb, col_elm->rgb);
}
}
}
/* Free memory. */
if (totcol > 0) {
MEM_SAFE_FREE(color_array);
}
WM_event_add_notifier(C, NC_BRUSH | NA_EDITED, NULL);
return OPERATOR_FINISHED;
}
static void PALETTE_OT_sort(wmOperatorType *ot)
{
static const EnumPropertyItem sort_type[] = {
{1, "HSV", 0, "Hue, Saturation, Value", ""},
{2, "SVH", 0, "Saturation, Value, Hue", ""},
{3, "VHS", 0, "Value, Hue, Saturation", ""},
{4, "LUMINANCE", 0, "Luminance", ""},
{0, NULL, 0, NULL, NULL},
};
/* identifiers */
ot->name = "Sort Palette";
ot->idname = "PALETTE_OT_sort";
ot->description = "Sort Palette Colors";
/* api callbacks */
ot->exec = palette_sort_exec;
ot->poll = palette_poll;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
ot->prop = RNA_def_enum(ot->srna, "type", sort_type, 1, "Type", "");
}
/* Move colors in palette. */
static int palette_color_move_exec(bContext *C, wmOperator *op)
{
Paint *paint = BKE_paint_get_active_from_context(C);
Palette *palette = paint->palette;
PaletteColor *palcolor = BLI_findlink(&palette->colors, palette->active_color);
if (palcolor == NULL) {
return OPERATOR_CANCELLED;
}
const int direction = RNA_enum_get(op->ptr, "type");
BLI_assert(ELEM(direction, -1, 0, 1)); /* we use value below */
if (BLI_listbase_link_move(&palette->colors, palcolor, direction)) {
palette->active_color += direction;
WM_event_add_notifier(C, NC_BRUSH | NA_EDITED, NULL);
}
return OPERATOR_FINISHED;
}
static void PALETTE_OT_color_move(wmOperatorType *ot)
{
static const EnumPropertyItem slot_move[] = {
{-1, "UP", 0, "Up", ""},
{1, "DOWN", 0, "Down", ""},
{0, NULL, 0, NULL, NULL},
};
/* identifiers */
ot->name = "Move Palette Color";
ot->idname = "PALETTE_OT_color_move";
ot->description = "Move the active Color up/down in the list";
/* api callbacks */
ot->exec = palette_color_move_exec;
ot->poll = palette_poll;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
ot->prop = RNA_def_enum(ot->srna, "type", slot_move, 0, "Type", "");
}
/* Join Palette swatches. */
static int palette_join_exec(bContext *C, wmOperator *op)
{
Main *bmain = CTX_data_main(C);
Paint *paint = BKE_paint_get_active_from_context(C);
Palette *palette = paint->palette;
Palette *palette_join = NULL;
bool done = false;
char name[MAX_ID_NAME - 2];
RNA_string_get(op->ptr, "palette", name);
if ((palette == NULL) || (name[0] == '\0')) {
return OPERATOR_CANCELLED;
}
palette_join = (Palette *)BKE_libblock_find_name(bmain, ID_PAL, name);
if (palette_join == NULL) {
return OPERATOR_CANCELLED;
}
const int totcol = BLI_listbase_count(&palette_join->colors);
if (totcol > 0) {
LISTBASE_FOREACH (PaletteColor *, color, &palette_join->colors) {
PaletteColor *palcol = BKE_palette_color_add(palette);
if (palcol) {
copy_v3_v3(palcol->rgb, color->rgb);
palcol->value = color->value;
done = true;
}
}
}
if (done) {
/* Clear old color swatches. */
PaletteColor *color_next = NULL;
for (PaletteColor *color = palette_join->colors.first; color; color = color_next) {
color_next = color->next;
BKE_palette_color_remove(palette_join, color);
}
/* Notifier. */
WM_event_add_notifier(C, NC_BRUSH | NA_EDITED, NULL);
}
return OPERATOR_FINISHED;
}
static void PALETTE_OT_join(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Join Palette Swatches";
ot->idname = "PALETTE_OT_join";
ot->description = "Join Palette Swatches";
/* api callbacks */
ot->exec = palette_join_exec;
ot->poll = palette_poll;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
/* properties */
RNA_def_string(ot->srna, "palette", NULL, MAX_ID_NAME - 2, "Palette", "Name of the Palette");
}
static int brush_reset_exec(bContext *C, wmOperator *UNUSED(op))
{
Paint *paint = BKE_paint_get_active_from_context(C);
Brush *brush = BKE_paint_brush(paint);
Object *ob = CTX_data_active_object(C);
if (!ob || !brush) {
return OPERATOR_CANCELLED;
}
/* TODO: other modes */
if (ob->mode & OB_MODE_SCULPT) {
BKE_brush_sculpt_reset(brush);
}
else {
return OPERATOR_CANCELLED;
}
WM_event_add_notifier(C, NC_BRUSH | NA_EDITED, brush);
return OPERATOR_FINISHED;
}
static void BRUSH_OT_reset(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Reset Brush";
ot->description = "Return brush to defaults based on current tool";
ot->idname = "BRUSH_OT_reset";
/* api callbacks */
ot->exec = brush_reset_exec;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
}
static int brush_tool(const Brush *brush, size_t tool_offset)
{
return *(((char *)brush) + tool_offset);
}
static void brush_tool_set(const Brush *brush, size_t tool_offset, int tool)
{
*(((char *)brush) + tool_offset) = tool;
}
static Brush *brush_tool_cycle(Main *bmain, Paint *paint, Brush *brush_orig, const int tool)
{
Brush *brush, *first_brush;
if (!brush_orig && !(brush_orig = bmain->brushes.first)) {
return NULL;
}
if (brush_tool(brush_orig, paint->runtime.tool_offset) != tool) {
/* If current brush's tool is different from what we need,
* start cycling from the beginning of the list.
* Such logic will activate the same exact brush not relating from
* which tool user requests other tool.
*/
/* Try to tool-slot first. */
first_brush = BKE_paint_toolslots_brush_get(paint, tool);
if (first_brush == NULL) {
first_brush = bmain->brushes.first;
}
}
else {
/* If user wants to switch to brush with the same tool as
* currently active brush do a cycling via all possible
* brushes with requested tool.
*/
first_brush = brush_orig->id.next ? brush_orig->id.next : bmain->brushes.first;
}
/* get the next brush with the active tool */
brush = first_brush;
do {
if ((brush->ob_mode & paint->runtime.ob_mode) &&
(brush_tool(brush, paint->runtime.tool_offset) == tool)) {
return brush;
}
brush = brush->id.next ? brush->id.next : bmain->brushes.first;
} while (brush != first_brush);
return NULL;
}
static Brush *brush_tool_toggle(Main *bmain, Paint *paint, Brush *brush_orig, const int tool)
{
if (!brush_orig || brush_tool(brush_orig, paint->runtime.tool_offset) != tool) {
Brush *br;
/* if the current brush is not using the desired tool, look
* for one that is */
br = brush_tool_cycle(bmain, paint, brush_orig, tool);
/* store the previously-selected brush */
if (br) {
br->toggle_brush = brush_orig;
}
return br;
}
if (brush_orig->toggle_brush) {
/* if current brush is using the desired tool, try to toggle
* back to the previously selected brush. */
return brush_orig->toggle_brush;
}
return NULL;
}
static bool brush_generic_tool_set(bContext *C,
Main *bmain,
Paint *paint,
const int tool,
const char *tool_name,
const bool create_missing,
const bool toggle)
{
Brush *brush, *brush_orig = BKE_paint_brush(paint);
if (toggle) {
brush = brush_tool_toggle(bmain, paint, brush_orig, tool);
}
else {
brush = brush_tool_cycle(bmain, paint, brush_orig, tool);
}
if (((brush == NULL) && create_missing) &&
((brush_orig == NULL) || brush_tool(brush_orig, paint->runtime.tool_offset) != tool)) {
brush = BKE_brush_add(bmain, tool_name, paint->runtime.ob_mode);
id_us_min(&brush->id); /* fake user only */
brush_tool_set(brush, paint->runtime.tool_offset, tool);
brush->toggle_brush = brush_orig;
}
if (brush) {
BKE_paint_brush_set(paint, brush);
BKE_paint_invalidate_overlay_all();
WM_main_add_notifier(NC_BRUSH | NA_EDITED, brush);
/* Tool System
* This is needed for when there is a non-sculpt tool active (transform for e.g.).
* In case we are toggling (and the brush changed to the toggle_brush), we need to get the
* tool_name again. */
int tool_result = brush_tool(brush, paint->runtime.tool_offset);
ePaintMode paint_mode = BKE_paintmode_get_active_from_context(C);
const EnumPropertyItem *items = BKE_paint_get_tool_enum_from_paintmode(paint_mode);
RNA_enum_name_from_value(items, tool_result, &tool_name);
char tool_id[MAX_NAME];
SNPRINTF(tool_id, "builtin_brush.%s", tool_name);
WM_toolsystem_ref_set_by_id(C, tool_id);
return true;
}
return false;
}
static const ePaintMode brush_select_paint_modes[] = {
PAINT_MODE_SCULPT,
PAINT_MODE_VERTEX,
PAINT_MODE_WEIGHT,
PAINT_MODE_TEXTURE_3D,
PAINT_MODE_GPENCIL,
PAINT_MODE_VERTEX_GPENCIL,
PAINT_MODE_SCULPT_GPENCIL,
PAINT_MODE_WEIGHT_GPENCIL,
};
static int brush_select_exec(bContext *C, wmOperator *op)
{
Main *bmain = CTX_data_main(C);
Scene *scene = CTX_data_scene(C);
const bool create_missing = RNA_boolean_get(op->ptr, "create_missing");
const bool toggle = RNA_boolean_get(op->ptr, "toggle");
const char *tool_name = "Brush";
int tool = 0;
ePaintMode paint_mode = PAINT_MODE_INVALID;
for (int i = 0; i < ARRAY_SIZE(brush_select_paint_modes); i++) {
paint_mode = brush_select_paint_modes[i];
const char *op_prop_id = BKE_paint_get_tool_prop_id_from_paintmode(paint_mode);
PropertyRNA *prop = RNA_struct_find_property(op->ptr, op_prop_id);
if (RNA_property_is_set(op->ptr, prop)) {
tool = RNA_property_enum_get(op->ptr, prop);
break;
}
}
if (paint_mode == PAINT_MODE_INVALID) {
return OPERATOR_CANCELLED;
}
Paint *paint = BKE_paint_get_active_from_paintmode(scene, paint_mode);
if (paint == NULL) {
return OPERATOR_CANCELLED;
}
const EnumPropertyItem *items = BKE_paint_get_tool_enum_from_paintmode(paint_mode);
RNA_enum_name_from_value(items, tool, &tool_name);
if (brush_generic_tool_set(C, bmain, paint, tool, tool_name, create_missing, toggle)) {
return OPERATOR_FINISHED;
}
return OPERATOR_CANCELLED;
}
static void PAINT_OT_brush_select(wmOperatorType *ot)
{
PropertyRNA *prop;
/* identifiers */
ot->name = "Brush Select";
ot->description = "Select a paint mode's brush by tool type";
ot->idname = "PAINT_OT_brush_select";
/* api callbacks */
ot->exec = brush_select_exec;
/* flags */
ot->flag = 0;
/* props */
/* All properties are hidden, so as not to show the redo panel. */
for (int i = 0; i < ARRAY_SIZE(brush_select_paint_modes); i++) {
const ePaintMode paint_mode = brush_select_paint_modes[i];
const char *prop_id = BKE_paint_get_tool_prop_id_from_paintmode(paint_mode);
prop = RNA_def_enum(
ot->srna, prop_id, BKE_paint_get_tool_enum_from_paintmode(paint_mode), 0, prop_id, "");
RNA_def_property_flag(prop, PROP_HIDDEN);
}
prop = RNA_def_boolean(
ot->srna, "toggle", 0, "Toggle", "Toggle between two brushes rather than cycling");
RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
prop = RNA_def_boolean(ot->srna,
"create_missing",
0,
"Create Missing",
"If the requested brush type does not exist, create a new brush");
RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
}
/***** Stencil Control *****/
typedef enum {
STENCIL_TRANSLATE,
STENCIL_SCALE,
STENCIL_ROTATE,
} StencilControlMode;
typedef enum {
STENCIL_PRIMARY = 0,
STENCIL_SECONDARY = 1,
} StencilTextureMode;
typedef enum {
STENCIL_CONSTRAINT_X = 1,
STENCIL_CONSTRAINT_Y = 2,
} StencilConstraint;
typedef struct {
float init_mouse[2];
float init_spos[2];
float init_sdim[2];
float init_rot;
float init_angle;
float lenorig;
float area_size[2];
StencilControlMode mode;
StencilConstraint constrain_mode;
/** We are tweaking mask or color stencil. */
int mask;
Brush *br;
float *dim_target;
float *rot_target;
float *pos_target;
short launch_event;
} StencilControlData;
static void stencil_set_target(StencilControlData *scd)
{
Brush *br = scd->br;
float mdiff[2];
if (scd->mask) {
copy_v2_v2(scd->init_sdim, br->mask_stencil_dimension);
copy_v2_v2(scd->init_spos, br->mask_stencil_pos);
scd->init_rot = br->mask_mtex.rot;
scd->dim_target = br->mask_stencil_dimension;
scd->rot_target = &br->mask_mtex.rot;
scd->pos_target = br->mask_stencil_pos;
sub_v2_v2v2(mdiff, scd->init_mouse, br->mask_stencil_pos);
}
else {
copy_v2_v2(scd->init_sdim, br->stencil_dimension);
copy_v2_v2(scd->init_spos, br->stencil_pos);
scd->init_rot = br->mtex.rot;
scd->dim_target = br->stencil_dimension;
scd->rot_target = &br->mtex.rot;
scd->pos_target = br->stencil_pos;
sub_v2_v2v2(mdiff, scd->init_mouse, br->stencil_pos);
}
scd->lenorig = len_v2(mdiff);
scd->init_angle = atan2f(mdiff[1], mdiff[0]);
}
static int stencil_control_invoke(bContext *C, wmOperator *op, const wmEvent *event)
{
Paint *paint = BKE_paint_get_active_from_context(C);
Brush *br = BKE_paint_brush(paint);
const float mvalf[2] = {event->mval[0], event->mval[1]};
ARegion *region = CTX_wm_region(C);
StencilControlData *scd;
int mask = RNA_enum_get(op->ptr, "texmode");
if (mask) {
if (br->mask_mtex.brush_map_mode != MTEX_MAP_MODE_STENCIL) {
return OPERATOR_CANCELLED;
}
}
else {
if (br->mtex.brush_map_mode != MTEX_MAP_MODE_STENCIL) {
return OPERATOR_CANCELLED;
}
}
scd = MEM_mallocN(sizeof(StencilControlData), "stencil_control");
scd->mask = mask;
scd->br = br;
copy_v2_v2(scd->init_mouse, mvalf);
stencil_set_target(scd);
scd->mode = RNA_enum_get(op->ptr, "mode");
scd->launch_event = WM_userdef_event_type_from_keymap_type(event->type);
scd->area_size[0] = region->winx;
scd->area_size[1] = region->winy;
op->customdata = scd;
WM_event_add_modal_handler(C, op);
return OPERATOR_RUNNING_MODAL;
}
static void stencil_restore(StencilControlData *scd)
{
copy_v2_v2(scd->dim_target, scd->init_sdim);
copy_v2_v2(scd->pos_target, scd->init_spos);
*scd->rot_target = scd->init_rot;
}
static void stencil_control_cancel(bContext *UNUSED(C), wmOperator *op)
{
StencilControlData *scd = op->customdata;
stencil_restore(scd);
MEM_freeN(op->customdata);
}
static void stencil_control_calculate(StencilControlData *scd, const int mval[2])
{
#define PIXEL_MARGIN 5
float mdiff[2];
const float mvalf[2] = {mval[0], mval[1]};
switch (scd->mode) {
case STENCIL_TRANSLATE:
sub_v2_v2v2(mdiff, mvalf, scd->init_mouse);
add_v2_v2v2(scd->pos_target, scd->init_spos, mdiff);
CLAMP(scd->pos_target[0],
-scd->dim_target[0] + PIXEL_MARGIN,
scd->area_size[0] + scd->dim_target[0] - PIXEL_MARGIN);
CLAMP(scd->pos_target[1],
-scd->dim_target[1] + PIXEL_MARGIN,
scd->area_size[1] + scd->dim_target[1] - PIXEL_MARGIN);
break;
case STENCIL_SCALE: {
float len, factor;
sub_v2_v2v2(mdiff, mvalf, scd->pos_target);
len = len_v2(mdiff);
factor = len / scd->lenorig;
copy_v2_v2(mdiff, scd->init_sdim);
if (scd->constrain_mode != STENCIL_CONSTRAINT_Y) {
mdiff[0] = factor * scd->init_sdim[0];
}
if (scd->constrain_mode != STENCIL_CONSTRAINT_X) {
mdiff[1] = factor * scd->init_sdim[1];
}
clamp_v2(mdiff, 5.0f, 10000.0f);
copy_v2_v2(scd->dim_target, mdiff);
break;
}
case STENCIL_ROTATE: {
float angle;
sub_v2_v2v2(mdiff, mvalf, scd->pos_target);
angle = atan2f(mdiff[1], mdiff[0]);
angle = scd->init_rot + angle - scd->init_angle;
if (angle < 0.0f) {
angle += (float)(2 * M_PI);
}
if (angle > (float)(2 * M_PI)) {
angle -= (float)(2 * M_PI);
}
*scd->rot_target = angle;
break;
}
}
#undef PIXEL_MARGIN
}
static int stencil_control_modal(bContext *C, wmOperator *op, const wmEvent *event)
{
StencilControlData *scd = op->customdata;
if (event->type == scd->launch_event && event->val == KM_RELEASE) {
MEM_freeN(op->customdata);
WM_event_add_notifier(C, NC_WINDOW, NULL);
return OPERATOR_FINISHED;
}
switch (event->type) {
case MOUSEMOVE:
stencil_control_calculate(scd, event->mval);
break;
case EVT_ESCKEY:
if (event->val == KM_PRESS) {
stencil_control_cancel(C, op);
WM_event_add_notifier(C, NC_WINDOW, NULL);
return OPERATOR_CANCELLED;
}
break;
case EVT_XKEY:
if (event->val == KM_PRESS) {
if (scd->constrain_mode == STENCIL_CONSTRAINT_X) {
scd->constrain_mode = 0;
}
else {
scd->constrain_mode = STENCIL_CONSTRAINT_X;
}
stencil_control_calculate(scd, event->mval);
}
break;
case EVT_YKEY:
if (event->val == KM_PRESS) {
if (scd->constrain_mode == STENCIL_CONSTRAINT_Y) {
scd->constrain_mode = 0;
}
else {
scd->constrain_mode = STENCIL_CONSTRAINT_Y;
}
stencil_control_calculate(scd, event->mval);
}
break;
default:
break;
}
ED_region_tag_redraw(CTX_wm_region(C));
return OPERATOR_RUNNING_MODAL;
}
static bool stencil_control_poll(bContext *C)
{
ePaintMode mode = BKE_paintmode_get_active_from_context(C);
Paint *paint;
Brush *br;
if (!paint_supports_texture(mode)) {
return false;
}
paint = BKE_paint_get_active_from_context(C);
br = BKE_paint_brush(paint);
return (br && (br->mtex.brush_map_mode == MTEX_MAP_MODE_STENCIL ||
br->mask_mtex.brush_map_mode == MTEX_MAP_MODE_STENCIL));
}
static void BRUSH_OT_stencil_control(wmOperatorType *ot)
{
static const EnumPropertyItem stencil_control_items[] = {
{STENCIL_TRANSLATE, "TRANSLATION", 0, "Translation", ""},
{STENCIL_SCALE, "SCALE", 0, "Scale", ""},
{STENCIL_ROTATE, "ROTATION", 0, "Rotation", ""},
{0, NULL, 0, NULL, NULL},
};
static const EnumPropertyItem stencil_texture_items[] = {
{STENCIL_PRIMARY, "PRIMARY", 0, "Primary", ""},
{STENCIL_SECONDARY, "SECONDARY", 0, "Secondary", ""},
{0, NULL, 0, NULL, NULL},
};
/* identifiers */
ot->name = "Stencil Brush Control";
ot->description = "Control the stencil brush";
ot->idname = "BRUSH_OT_stencil_control";
/* api callbacks */
ot->invoke = stencil_control_invoke;
ot->modal = stencil_control_modal;
ot->cancel = stencil_control_cancel;
ot->poll = stencil_control_poll;
/* flags */
ot->flag = 0;
PropertyRNA *prop;
prop = RNA_def_enum(ot->srna, "mode", stencil_control_items, STENCIL_TRANSLATE, "Tool", "");
RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
prop = RNA_def_enum(ot->srna, "texmode", stencil_texture_items, STENCIL_PRIMARY, "Tool", "");
RNA_def_property_flag(prop, PROP_HIDDEN | PROP_SKIP_SAVE);
}
static int stencil_fit_image_aspect_exec(bContext *C, wmOperator *op)
{
Paint *paint = BKE_paint_get_active_from_context(C);
Brush *br = BKE_paint_brush(paint);
bool use_scale = RNA_boolean_get(op->ptr, "use_scale");
bool use_repeat = RNA_boolean_get(op->ptr, "use_repeat");
bool do_mask = RNA_boolean_get(op->ptr, "mask");
Tex *tex = NULL;
MTex *mtex = NULL;
if (br) {
mtex = do_mask ? &br->mask_mtex : &br->mtex;
tex = mtex->tex;
}
if (tex && tex->type == TEX_IMAGE && tex->ima) {
float aspx, aspy;
Image *ima = tex->ima;
float orig_area, stencil_area, factor;
ED_image_get_uv_aspect(ima, NULL, &aspx, &aspy);
if (use_scale) {
aspx *= mtex->size[0];
aspy *= mtex->size[1];
}
if (use_repeat && tex->extend == TEX_REPEAT) {
aspx *= tex->xrepeat;
aspy *= tex->yrepeat;
}
orig_area = fabsf(aspx * aspy);
if (do_mask) {
stencil_area = fabsf(br->mask_stencil_dimension[0] * br->mask_stencil_dimension[1]);
}
else {
stencil_area = fabsf(br->stencil_dimension[0] * br->stencil_dimension[1]);
}
factor = sqrtf(stencil_area / orig_area);
if (do_mask) {
br->mask_stencil_dimension[0] = fabsf(factor * aspx);
br->mask_stencil_dimension[1] = fabsf(factor * aspy);
}
else {
br->stencil_dimension[0] = fabsf(factor * aspx);
br->stencil_dimension[1] = fabsf(factor * aspy);
}
}
WM_event_add_notifier(C, NC_WINDOW, NULL);
return OPERATOR_FINISHED;
}
static void BRUSH_OT_stencil_fit_image_aspect(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Image Aspect";
ot->description =
"When using an image texture, adjust the stencil size to fit the image aspect ratio";
ot->idname = "BRUSH_OT_stencil_fit_image_aspect";
/* api callbacks */
ot->exec = stencil_fit_image_aspect_exec;
ot->poll = stencil_control_poll;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
RNA_def_boolean(ot->srna, "use_repeat", 1, "Use Repeat", "Use repeat mapping values");
RNA_def_boolean(ot->srna, "use_scale", 1, "Use Scale", "Use texture scale values");
RNA_def_boolean(
ot->srna, "mask", 0, "Modify Mask Stencil", "Modify either the primary or mask stencil");
}
static int stencil_reset_transform_exec(bContext *C, wmOperator *op)
{
Paint *paint = BKE_paint_get_active_from_context(C);
Brush *br = BKE_paint_brush(paint);
bool do_mask = RNA_boolean_get(op->ptr, "mask");
if (!br) {
return OPERATOR_CANCELLED;
}
if (do_mask) {
br->mask_stencil_pos[0] = 256;
br->mask_stencil_pos[1] = 256;
br->mask_stencil_dimension[0] = 256;
br->mask_stencil_dimension[1] = 256;
br->mask_mtex.rot = 0;
}
else {
br->stencil_pos[0] = 256;
br->stencil_pos[1] = 256;
br->stencil_dimension[0] = 256;
br->stencil_dimension[1] = 256;
br->mtex.rot = 0;
}
WM_event_add_notifier(C, NC_WINDOW, NULL);
return OPERATOR_FINISHED;
}
static void BRUSH_OT_stencil_reset_transform(wmOperatorType *ot)
{
/* identifiers */
ot->name = "Reset Transform";
ot->description = "Reset the stencil transformation to the default";
ot->idname = "BRUSH_OT_stencil_reset_transform";
/* api callbacks */
ot->exec = stencil_reset_transform_exec;
ot->poll = stencil_control_poll;
/* flags */
ot->flag = OPTYPE_REGISTER | OPTYPE_UNDO;
RNA_def_boolean(
ot->srna, "mask", 0, "Modify Mask Stencil", "Modify either the primary or mask stencil");
}
/**************************** registration **********************************/
void ED_operatormacros_paint(void)
{
wmOperatorType *ot;
wmOperatorTypeMacro *otmacro;
ot = WM_operatortype_append_macro("PAINTCURVE_OT_add_point_slide",
"Add Curve Point and Slide",
"Add new curve point and slide it",
OPTYPE_UNDO);
ot->description = "Add new curve point and slide it";
WM_operatortype_macro_define(ot, "PAINTCURVE_OT_add_point");
otmacro = WM_operatortype_macro_define(ot, "PAINTCURVE_OT_slide");
RNA_boolean_set(otmacro->ptr, "align", true);
RNA_boolean_set(otmacro->ptr, "select", false);
}
void ED_operatortypes_paint(void)
{
/* palette */
WM_operatortype_append(PALETTE_OT_new);
WM_operatortype_append(PALETTE_OT_color_add);
WM_operatortype_append(PALETTE_OT_color_delete);
WM_operatortype_append(PALETTE_OT_extract_from_image);
WM_operatortype_append(PALETTE_OT_sort);
WM_operatortype_append(PALETTE_OT_color_move);
WM_operatortype_append(PALETTE_OT_join);
/* paint curve */
WM_operatortype_append(PAINTCURVE_OT_new);
WM_operatortype_append(PAINTCURVE_OT_add_point);
WM_operatortype_append(PAINTCURVE_OT_delete_point);
WM_operatortype_append(PAINTCURVE_OT_select);
WM_operatortype_append(PAINTCURVE_OT_slide);
WM_operatortype_append(PAINTCURVE_OT_draw);
WM_operatortype_append(PAINTCURVE_OT_cursor);
/* brush */
WM_operatortype_append(BRUSH_OT_add);
WM_operatortype_append(BRUSH_OT_add_gpencil);
WM_operatortype_append(BRUSH_OT_scale_size);
WM_operatortype_append(BRUSH_OT_curve_preset);
WM_operatortype_append(BRUSH_OT_reset);
WM_operatortype_append(BRUSH_OT_stencil_control);
WM_operatortype_append(BRUSH_OT_stencil_fit_image_aspect);
WM_operatortype_append(BRUSH_OT_stencil_reset_transform);
/* note, particle uses a different system, can be added with existing operators in wm.py */
WM_operatortype_append(PAINT_OT_brush_select);
/* image */
WM_operatortype_append(PAINT_OT_texture_paint_toggle);
WM_operatortype_append(PAINT_OT_image_paint);
WM_operatortype_append(PAINT_OT_sample_color);
WM_operatortype_append(PAINT_OT_grab_clone);
WM_operatortype_append(PAINT_OT_project_image);
WM_operatortype_append(PAINT_OT_image_from_view);
WM_operatortype_append(PAINT_OT_brush_colors_flip);
WM_operatortype_append(PAINT_OT_add_texture_paint_slot);
WM_operatortype_append(PAINT_OT_add_simple_uvs);
/* weight */
WM_operatortype_append(PAINT_OT_weight_paint_toggle);
WM_operatortype_append(PAINT_OT_weight_paint);
WM_operatortype_append(PAINT_OT_weight_set);
WM_operatortype_append(PAINT_OT_weight_from_bones);
WM_operatortype_append(PAINT_OT_weight_gradient);
WM_operatortype_append(PAINT_OT_weight_sample);
WM_operatortype_append(PAINT_OT_weight_sample_group);
/* uv */
WM_operatortype_append(SCULPT_OT_uv_sculpt_stroke);
/* vertex selection */
WM_operatortype_append(PAINT_OT_vert_select_all);
WM_operatortype_append(PAINT_OT_vert_select_ungrouped);
/* vertex */
WM_operatortype_append(PAINT_OT_vertex_paint_toggle);
WM_operatortype_append(PAINT_OT_vertex_paint);
WM_operatortype_append(PAINT_OT_vertex_color_set);
WM_operatortype_append(PAINT_OT_vertex_color_smooth);
WM_operatortype_append(PAINT_OT_vertex_color_brightness_contrast);
WM_operatortype_append(PAINT_OT_vertex_color_hsv);
WM_operatortype_append(PAINT_OT_vertex_color_invert);
WM_operatortype_append(PAINT_OT_vertex_color_levels);
WM_operatortype_append(PAINT_OT_vertex_color_from_weight);
/* face-select */
WM_operatortype_append(PAINT_OT_face_select_linked);
WM_operatortype_append(PAINT_OT_face_select_linked_pick);
WM_operatortype_append(PAINT_OT_face_select_all);
WM_operatortype_append(PAINT_OT_face_select_hide);
WM_operatortype_append(PAINT_OT_face_select_reveal);
/* partial visibility */
WM_operatortype_append(PAINT_OT_hide_show);
/* paint masking */
WM_operatortype_append(PAINT_OT_mask_flood_fill);
WM_operatortype_append(PAINT_OT_mask_lasso_gesture);
WM_operatortype_append(PAINT_OT_mask_box_gesture);
WM_operatortype_append(PAINT_OT_mask_line_gesture);
}
void ED_keymap_paint(wmKeyConfig *keyconf)
{
wmKeyMap *keymap;
keymap = WM_keymap_ensure(keyconf, "Paint Curve", 0, 0);
keymap->poll = paint_curve_poll;
/* Sculpt mode */
keymap = WM_keymap_ensure(keyconf, "Sculpt", 0, 0);
keymap->poll = SCULPT_mode_poll;
/* Vertex Paint mode */
keymap = WM_keymap_ensure(keyconf, "Vertex Paint", 0, 0);
keymap->poll = vertex_paint_mode_poll;
/* Weight Paint mode */
keymap = WM_keymap_ensure(keyconf, "Weight Paint", 0, 0);
keymap->poll = weight_paint_mode_poll;
/*Weight paint's Vertex Selection Mode */
keymap = WM_keymap_ensure(keyconf, "Paint Vertex Selection (Weight, Vertex)", 0, 0);
keymap->poll = vert_paint_poll;
/* Image/Texture Paint mode */
keymap = WM_keymap_ensure(keyconf, "Image Paint", 0, 0);
keymap->poll = image_texture_paint_poll;
/* face-mask mode */
keymap = WM_keymap_ensure(keyconf, "Paint Face Mask (Weight, Vertex, Texture)", 0, 0);
keymap->poll = facemask_paint_poll;
/* paint stroke */
keymap = paint_stroke_modal_keymap(keyconf);
WM_modalkeymap_assign(keymap, "SCULPT_OT_brush_stroke");
}
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