Differential D1761 Diff 5955 source/blender/editors/uvedit/uvedit_ops.c

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source/blender/editors/uvedit/uvedit_ops.c

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	#include "BLI_alloca.h"	#include "BLI_alloca.h"
	#include "BLI_math.h"	#include "BLI_math.h"
	#include "BLI_lasso.h"	#include "BLI_lasso.h"
		#include "BLI_linklist.h"
	#include "BLI_blenlib.h"	#include "BLI_blenlib.h"
	#include "BLI_array.h"	#include "BLI_array.h"

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	ot->exec = uv_weld_exec;	ot->exec = uv_weld_exec;
	ot->poll = ED_operator_uvedit;	ot->poll = ED_operator_uvedit;
	}	}
		/* ****************** unstitch operator ************** */
		static int uv_unstitch_exec(bContext C, wmOperator UNUSED(op))
		{
		Object *obedit = CTX_data_edit_object(C);
		Mesh me = (Mesh )obedit->data;
		BMEditMesh *em = me->edit_btmesh;

		SpaceImage *sima = CTX_wm_space_image(C);
		Scene *scene = CTX_data_scene(C);

		BMFace *efa;
		BMIter iter,liter;
		BMLoop *loop;
		MLoopUV luv, luviter;
		MLoopUV prevluv, nextluv;

		LinkNode *unique_UV_LL = NULL;
		LinkNode *nonunique_UV_LL = NULL;
		bool new;
		int offset=1;

		const int cd_loop_uv_offset = CustomData_get_offset(&em->bm->ldata, CD_MLOOPUV);

		BM_ITER_MESH (efa, &iter, em->bm, BM_FACES_OF_MESH) {
		BM_ITER_ELEM (loop, &liter, efa, BM_LOOPS_OF_FACE) {
		new = true;
		if (uvedit_edge_select_test(scene, loop, cd_loop_uv_offset)) {
		/* Marking the new seam on the model*/
		BM_elem_flag_enable(loop->e, BM_ELEM_SEAM);
		}

		/* Update UVs */
		/* Is the UV element in the rip? */
		bool edge;
		luv = BM_ELEM_CD_GET_VOID_P(loop, cd_loop_uv_offset);
		edge= (luv->flag & MLOOPUV_VERTSEL);

		if(loop->prev && loop->next){
		prevluv = BM_ELEM_CD_GET_VOID_P(loop->prev, cd_loop_uv_offset);
		nextluv = BM_ELEM_CD_GET_VOID_P(loop->next, cd_loop_uv_offset);
		edge = edge && ((prevluv->flag & MLOOPUV_VERTSEL)\|\|(nextluv->flag & MLOOPUV_VERTSEL));
		}
		else if(loop->prev){
		prevluv = BM_ELEM_CD_GET_VOID_P(loop->prev, cd_loop_uv_offset);
		edge = edge && (prevluv->flag & MLOOPUV_VERTSEL);
		}else{
		nextluv = BM_ELEM_CD_GET_VOID_P(loop->next, cd_loop_uv_offset);
		edge = edge && (nextluv->flag & MLOOPUV_VERTSEL);
		}

		if (edge){
		/* Check if UV is unique. */
		LinkNode *item = unique_UV_LL;
		while (item && new) {
		luviter = item->link;
		if (compare_v2v2(luviter->uv, luv->uv, 0.0f))
		new = false;
		item = item->next;
		}

		if (new) {
		BLI_linklist_prepend(&unique_UV_LL, luv);
		}
		else {
		BLI_linklist_prepend(&nonunique_UV_LL, luv);
		}
		}
		}
		}
		/* Unselect nonunique Uvs. Also, Change all Uv's positions slightly so that they do not occupy the
		* same space. */
		LinkNode *item;
		for (item = nonunique_UV_LL; item; item = item->next) {
		luviter = item->link;
		luviter->flag &= ~MLOOPUV_VERTSEL;
		offset++;
		//luviter->uv[0] -= 0.001*offset;
		}
		for (item = unique_UV_LL; item; item = item->next) {
		luviter = item->link;
		offset++;
		luviter->uv[0] -= 0.001*offset;
		}

		BLI_linklist_free(unique_UV_LL, NULL);
		BLI_linklist_free(nonunique_UV_LL, NULL);
		me->drawflag \|= ME_DRAWSEAMS;

		uvedit_live_unwrap_update(sima, scene, obedit);
		DAG_id_tag_update(obedit->data, 0);
		WM_event_add_notifier(C, NC_GEOM \| ND_DATA, me);

		return OPERATOR_FINISHED;
		}

		static void UV_OT_unstitch(wmOperatorType *ot)
		{

		/* identifiers */
		ot->name = "Unstitch";
		ot->description = "Unstitch selected UV vertices";
		ot->idname = "UV_OT_unstitch";
		ot->flag = OPTYPE_REGISTER \| OPTYPE_UNDO;

		/* api callbacks */
		ot->exec = uv_unstitch_exec;
		ot->poll = ED_operator_uvedit;
		}

	/* ****************** (de)select all operator ************** */	/* ****************** (de)select all operator ************** */

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	WM_operatortype_append(UV_OT_seams_from_islands);	WM_operatortype_append(UV_OT_seams_from_islands);
	WM_operatortype_append(UV_OT_mark_seam);	WM_operatortype_append(UV_OT_mark_seam);
	WM_operatortype_append(UV_OT_weld);	WM_operatortype_append(UV_OT_weld);
		WM_operatortype_append(UV_OT_unstitch);
	WM_operatortype_append(UV_OT_remove_doubles);	WM_operatortype_append(UV_OT_remove_doubles);
	WM_operatortype_append(UV_OT_pin);	WM_operatortype_append(UV_OT_pin);

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	WM_keymap_add_item(keymap, "UV_OT_select_pinned", PKEY, KM_PRESS, KM_SHIFT, 0);	WM_keymap_add_item(keymap, "UV_OT_select_pinned", PKEY, KM_PRESS, KM_SHIFT, 0);

	WM_keymap_add_menu(keymap, "IMAGE_MT_uvs_weldalign", WKEY, KM_PRESS, 0, 0);	WM_keymap_add_menu(keymap, "IMAGE_MT_uvs_weldalign", WKEY, KM_PRESS, 0, 0);

	/* uv operations */	/* uv operations */
	WM_keymap_add_item(keymap, "UV_OT_stitch", VKEY, KM_PRESS, 0, 0);	WM_keymap_add_item(keymap, "UV_OT_stitch", VKEY, KM_PRESS, 0, 0);
		WM_keymap_add_item(keymap, "UV_OT_unstitch", UKEY, KM_PRESS, 0, 0);
	kmi = WM_keymap_add_item(keymap, "UV_OT_pin", PKEY, KM_PRESS, 0, 0);	kmi = WM_keymap_add_item(keymap, "UV_OT_pin", PKEY, KM_PRESS, 0, 0);
	RNA_boolean_set(kmi->ptr, "clear", false);	RNA_boolean_set(kmi->ptr, "clear", false);
	kmi = WM_keymap_add_item(keymap, "UV_OT_pin", PKEY, KM_PRESS, KM_ALT, 0);	kmi = WM_keymap_add_item(keymap, "UV_OT_pin", PKEY, KM_PRESS, KM_ALT, 0);
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