Commit: 0cd2eb11ee1762aed076e1f45cbb66d25c90ae17
Author: Campbell Barton
Date: Wed Aug 8 13:56:53 2018 +1000
Branches: blender2.8
https://developer.blender.org/rB0cd2eb11ee1762aed076e1f45cbb66d25c90ae17
UV: stitch multi-object support
D3561 by @Al
===================================================================
M source/blender/editors/uvedit/uvedit_smart_stitch.c
===================================================================
diff --git a/source/blender/editors/uvedit/uvedit_smart_stitch.c
b/source/blender/editors/uvedit/uvedit_smart_stitch.c
index 18f1bc872c0..a5e18851f12 100644
--- a/source/blender/editors/uvedit/uvedit_smart_stitch.c
+++ b/source/blender/editors/uvedit/uvedit_smart_stitch.c
@@ -54,6 +54,7 @@
#include "BKE_customdata.h"
#include "BKE_mesh_mapping.h"
#include "BKE_editmesh.h"
+#include "BKE_layer.h"
#include "DEG_depsgraph.h"
@@ -150,20 +151,11 @@ typedef struct UvEdge {
/* stitch state object */
typedef struct StitchState {
float aspect;
- /* use limit flag */
- bool use_limit;
- /* limit to operator, same as original operator */
- float limit_dist;
- /* snap uv islands together during stitching */
- bool snap_islands;
- /* stitch at midpoints or at islands */
- bool midpoints;
/* object for editmesh */
Object *obedit;
/* editmesh, cached for use in modal handler */
BMEditMesh *em;
- /* clear seams of stitched edges after stitch */
- bool clear_seams;
+
/* element map for getting info about uv connectivity */
UvElementMap *element_map;
/* edge container */
@@ -178,6 +170,8 @@ typedef struct StitchState {
UvEdge *edges;
/* hash for quick lookup of edges */
GHash *edge_hash;
+ /* which islands to stop at (to make active) when pressing 'I' */
+ bool *island_is_stitchable;
/* count of separate uvs and edges */
int total_separate_edges;
@@ -185,18 +179,39 @@ typedef struct StitchState {
/* hold selection related information */
void **selection_stack;
int selection_size;
- /* island that stays in place */
- int static_island;
+
/* store number of primitives per face so that we can allocate the
active island buffer later */
unsigned int *tris_per_island;
+ /* preview data */
+ StitchPreviewer *stitch_preview;
+} StitchState;
+/* Stitch state container. */
+typedef struct StitchStateContainer {
+ /* clear seams of stitched edges after stitch */
+ bool clear_seams;
+ /* use limit flag */
+ bool use_limit;
+ /* limit to operator, same as original operator */
+ float limit_dist;
+ /* snap uv islands together during stitching */
+ bool snap_islands;
+ /* stitch at midpoints or at islands */
+ bool midpoints;
/* vert or edge mode used for stitching */
char mode;
/* handle for drawing */
void *draw_handle;
- /* preview data */
- StitchPreviewer *stitch_preview;
-} StitchState;
+ /* island that stays in place */
+ int static_island;
+
+ /* Objects and states are aligned. */
+ int objects_len;
+ Object **objects;
+ StitchState **states;
+
+ int active_object_index;
+} StitchStateContainer;
typedef struct PreviewPosition {
int data_position;
@@ -270,7 +285,7 @@ static void stitch_preview_delete(StitchPreviewer
*stitch_preview)
}
/* This function updates the header of the UV editor when the stitch tool
updates its settings */
-static void stitch_update_header(StitchState *state, bContext *C)
+static void stitch_update_header(StitchStateContainer *ssc, bContext *C)
{
const char *str = IFACE_(
"Mode(TAB) %s, "
@@ -285,12 +300,13 @@ static void stitch_update_header(StitchState *state,
bContext *C)
ScrArea *sa = CTX_wm_area(C);
if (sa) {
- BLI_snprintf(msg, sizeof(msg), str,
- state->mode == STITCH_VERT ? IFACE_("Vertex") :
IFACE_("Edge"),
- WM_bool_as_string(state->snap_islands),
- WM_bool_as_string(state->midpoints),
- state->limit_dist,
- WM_bool_as_string(state->use_limit));
+ BLI_snprintf(
+ msg, sizeof(msg), str,
+ ssc->mode == STITCH_VERT ? IFACE_("Vertex") :
IFACE_("Edge"),
+ WM_bool_as_string(ssc->snap_islands),
+ WM_bool_as_string(ssc->midpoints),
+ ssc->limit_dist,
+ WM_bool_as_string(ssc->use_limit));
ED_workspace_status_text(C, msg);
}
@@ -320,7 +336,9 @@ static void stitch_uv_rotate(float mat[2][2], float
medianPoint[2], float uv[2],
}
/* check if two uvelements are stitchable. This should only operate on
-different- separate UvElements */
-static bool stitch_check_uvs_stitchable(UvElement *element, UvElement
*element_iter, StitchState *state)
+static bool stitch_check_uvs_stitchable(
+ UvElement *element, UvElement *element_iter,
+ StitchStateContainer *ssc, StitchState *state)
{
BMesh *bm = state->em->bm;
float limit;
@@ -329,9 +347,9 @@ static bool stitch_check_uvs_stitchable(UvElement *element,
UvElement *element_i
return 0;
}
- limit = state->limit_dist;
+ limit = ssc->limit_dist;
- if (state->use_limit) {
+ if (ssc->use_limit) {
MLoopUV *luv, *luv_iter;
BMLoop *l;
@@ -355,7 +373,9 @@ static bool stitch_check_uvs_stitchable(UvElement *element,
UvElement *element_i
}
}
-static bool stitch_check_edges_stitchable(UvEdge *edge, UvEdge *edge_iter,
StitchState *state)
+static bool stitch_check_edges_stitchable(
+ UvEdge *edge, UvEdge *edge_iter,
+ StitchStateContainer *ssc, StitchState *state)
{
BMesh *bm = state->em->bm;
float limit;
@@ -364,9 +384,9 @@ static bool stitch_check_edges_stitchable(UvEdge *edge,
UvEdge *edge_iter, Stitc
return 0;
}
- limit = state->limit_dist;
+ limit = ssc->limit_dist;
- if (state->use_limit) {
+ if (ssc->use_limit) {
BMLoop *l;
MLoopUV *luv_orig1, *luv_iter1;
MLoopUV *luv_orig2, *luv_iter2;
@@ -397,27 +417,30 @@ static bool stitch_check_edges_stitchable(UvEdge *edge,
UvEdge *edge_iter, Stitc
}
}
-static bool stitch_check_uvs_state_stitchable(UvElement *element, UvElement
*element_iter, StitchState *state)
+static bool stitch_check_uvs_state_stitchable(
+ UvElement *element, UvElement *element_iter,
+ StitchStateContainer *ssc, StitchState *state)
{
- if ((state->snap_islands && element->island == element_iter->island) ||
- (!state->midpoints && element->island == element_iter->island))
+ if ((ssc->snap_islands && element->island == element_iter->island) ||
+ (!ssc->midpoints && element->island == element_iter->island))
{
return 0;
}
- return stitch_check_uvs_stitchable(element, element_iter, state);
+ return stitch_check_uvs_stitchable(element, element_iter, ssc, state);
}
-
-static bool stitch_check_edges_state_stitchable(UvEdge *edge, UvEdge
*edge_iter, StitchState *state)
+static bool stitch_check_edges_state_stitchable(
+ UvEdge *edge, UvEdge *edge_iter,
+ StitchStateContainer *ssc, StitchState *state)
{
- if ((state->snap_islands && edge->element->island ==
edge_iter->element->island) ||
- (!state->midpoints && edge->element->island ==
edge_iter->element->island))
+ if ((ssc->snap_islands && edge->element->island ==
edge_iter->element->island) ||
+ (!ssc->midpoints && edge->element->island ==
edge_iter->element->island))
{
return 0;
}
- return stitch_check_edges_stitchable(edge, edge_iter, state);
+ return stitch_check_edges_stitchable(edge, edge_iter, ssc, state);
}
/* calculate snapping for islands */
@@ -506,8 +529,8 @@ static void stitch_calculate_island_snapping(
static void stitch_island_calculate_edge_rotation(
- UvEdge *edge, StitchState *state, UVVertAverage *uv_average, unsigned
int *uvfinal_map,
- IslandStitchData *island_stitch_data)
+ UvEdge *edge, StitchStateContainer *ssc, StitchState *state,
UVVertAverage *uv_average,
+ unsigned int *uvfinal_map, IslandStitchData *island_stitch_data)
{
BMesh *bm = state->em->bm;
UvElement *element1, *element2;
@@ -523,7 +546,7 @@ static void stitch_island_calculate_edge_rotation(
luv1 = CustomData_bmesh_get(&bm->ldata, element1->l->head.data,
CD_MLOOPUV);
luv2 = CustomData_bmesh_get(&bm->ldata, element2->l->head.data,
CD_MLOOPUV);
- if (state->mode == STITCH_VERT) {
+ if (ssc->mode == STITCH_VERT) {
index1 = uvfinal_map[element1 - state->element_map->buf];
index2 = uvfinal_map[element2 - state->element_map->buf];
}
@@ -562,7 +585,7 @@ static void stitch_island_calculate_edge_rotation(
static void stitch_island_calculate_vert_rotation(
- UvElement *element, StitchState *state,
+ UvElement *element, StitchStateContainer *ssc, StitchState *state,
IslandStitchData *island_stitch_data)
{
float edgecos = 1.0f, edgesin = 0.0f;
@@ -572,7 +595,7 @@ static void stitch_island_calculate_vert_rotation(
int rot_elem = 0, rot_elem_neg = 0;
BMLoop *l;
- if (element->island == state->static_island && !state->midpoints)
+ if (element->island == ssc->static_island && !ssc->midpoints)
return;
l = element->l;
@@ -582,12 +605,12 @@ static void stitch_island_calculate_vert_rotation(
element_iter = state->element_map->vert[index];
for (; element_iter; element_iter = element_iter->next) {
- if (element_iter->separate &&
stitch_check_uvs_state_stitchable(element, element_iter, state)) {
+ if (element_iter->separate &&
stitch_check_uvs_state_stitchable(element, element_iter, ssc, state)) {
int index_tmp1, index_tmp2;
float normal[2];
/* only calculate rotation against static island uv
verts */
- if (!state->midpoints && element_iter->island !=
state->static_island)
+ if (!ssc->midpoints && element_iter->island !=
ssc->static_island)
continue;
index_tmp1 = element_iter - state->element_map->buf;
@@ -609,7 +632,7 @@ static void stitch_island_calculate_vert_rotation(
}
}
- if (state->midpoints) {
+ if (ssc->midpoints) {
rotation /= 2.0f;
rotation_neg /= 2.0f;
}
@@ -623,6 +646,9 @@ static void stitch_island_calculate_vert_rotation(
static void state_delete(StitchState *state)
{
if (state) {
+ if (state->island_is_stitchable) {
+ MEM_freeN(state->island_is_stitchable);
+ }
if (state->element_map) {
BM_uv_element_map_free(state->element_map);
}
@@ -654,6 +680,18 @@ static void state_delete(StitchState *state)
}
}
+static void state_delete_all(StitchStateContainer *ssc)
+{
+ if (ssc) {
+ for (uint ob_index = 0; ob_index < ssc->objects_len;
ob_index++) {
+ state_delete(ssc->states[ob_index]);
+ }
+ MEM_freeN(ssc->states);
+ MEM_freeN(ssc->objects);
+ MEM_freeN(ssc);
+ }
+}
+
static void stitch_uv_edge_generate_linked_edges(GHash *edge_hash, StitchState
*state)
{
UvEdge *edges = state->edges;
@@ -736,7 +774,7 @@ static void stitch_uv_edge_generate_linked_e
@@ Diff output truncated at 10240 characters. @@
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