diff options
Diffstat (limited to 'source/blender/editors/uvedit/uvedit_smart_stitch.c')
| -rw-r--r-- | source/blender/editors/uvedit/uvedit_smart_stitch.c | 84 |
1 files changed, 81 insertions, 3 deletions
diff --git a/source/blender/editors/uvedit/uvedit_smart_stitch.c b/source/blender/editors/uvedit/uvedit_smart_stitch.c index 4e0e7944e84..4f6aa224586 100644 --- a/source/blender/editors/uvedit/uvedit_smart_stitch.c +++ b/source/blender/editors/uvedit/uvedit_smart_stitch.c @@ -55,6 +55,7 @@ #include "ED_mesh.h" #include "ED_uvedit.h" #include "ED_screen.h" +#include "ED_space_api.h" #include "RNA_access.h" #include "RNA_define.h" @@ -63,11 +64,34 @@ #include "WM_types.h" #include "UI_view2d.h" +#include "UI_resources.h" + +#include "GPU_compatibility.h" #include "uvedit_intern.h" /* ********************** smart stitch operator *********************** */ +/* object that stores display data for previewing before accepting stitching */ +typedef struct StitchPreviewer { + /* here we'll store the preview triangle indices of the mesh */ + float *preview_polys; + /* uvs per polygon. */ + unsigned int *uvs_per_polygon; + /*number of preview polygons */ + unsigned int num_polys; + /* preview data. These will be either the previewed vertices or edges depending on stitch mode settings */ + float *preview_stitchable; + float *preview_unstitchable; + /* here we'll store the number of elements to be drawn */ + unsigned int num_stitchable; + unsigned int num_unstitchable; + unsigned int preview_uvs; + /* ...and here we'll store the triangles*/ + float *static_tris; + unsigned int num_static_tris; +} StitchPreviewer; + struct IslandStitchData; @@ -143,6 +167,8 @@ typedef struct StitchState { int static_island; /* store number of primitives per face so that we can allocate the active island buffer later */ unsigned int *tris_per_island; + + void *draw_handle; } StitchState; typedef struct PreviewPosition { @@ -216,7 +242,7 @@ static void stitch_preview_delete(void) /* "getter method" */ -StitchPreviewer *uv_get_stitch_previewer(void) +static StitchPreviewer *uv_get_stitch_previewer(void) { return _stitch_preview; } @@ -406,8 +432,8 @@ static void stitch_island_calculate_edge_rotation(UvEdge *edge, StitchState *sta edgesin = uv1[0] * uv2[1] - uv2[0] * uv1[1]; rotation = (edgesin > 0.0f) ? - +acosf(maxf(-1.0f, minf(1.0f, edgecos))) : - -acosf(maxf(-1.0f, minf(1.0f, edgecos))); + +acosf(max_ff(-1.0f, min_ff(1.0f, edgecos))) : + -acosf(max_ff(-1.0f, min_ff(1.0f, edgecos))); island_stitch_data[element1->island].num_rot_elements++; island_stitch_data[element1->island].rotation += rotation; @@ -981,6 +1007,55 @@ static void stitch_calculate_edge_normal(BMEditMesh *em, UvEdge *edge, float *no normalize_v2(normal); } +static void stitch_draw(const bContext *UNUSED(C), ARegion *UNUSED(ar), void *UNUSED(arg)) +{ + int i, index = 0; + float pointsize = UI_GetThemeValuef(TH_VERTEX_SIZE); + StitchPreviewer *stitch_preview = uv_get_stitch_previewer(); + + glPushClientAttrib(GL_CLIENT_VERTEX_ARRAY_BIT); + glEnableClientState(GL_VERTEX_ARRAY); + + glEnable(GL_BLEND); + + UI_ThemeColor4(TH_STITCH_PREVIEW_ACTIVE); + glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); + glVertexPointer(2, GL_FLOAT, 0, stitch_preview->static_tris); + glDrawArrays(GL_TRIANGLES, 0, stitch_preview->num_static_tris * 3); + + glVertexPointer(2, GL_FLOAT, 0, stitch_preview->preview_polys); + for (i = 0; i < stitch_preview->num_polys; i++) { + glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); + UI_ThemeColor4(TH_STITCH_PREVIEW_FACE); + glDrawArrays(GL_POLYGON, index, stitch_preview->uvs_per_polygon[i]); + glPolygonMode(GL_FRONT_AND_BACK, GL_LINE); + UI_ThemeColor4(TH_STITCH_PREVIEW_EDGE); + glDrawArrays(GL_POLYGON, index, stitch_preview->uvs_per_polygon[i]); + + index += stitch_preview->uvs_per_polygon[i]; + } + glPolygonMode(GL_FRONT_AND_BACK, GL_POINT); +#if 0 + UI_ThemeColor4(TH_STITCH_PREVIEW_VERT); + glDrawArrays(GL_TRIANGLES, 0, stitch_preview->num_tris * 3); +#endif + glDisable(GL_BLEND); + + /* draw vert preview */ + glPointSize(pointsize * 2.0f); + UI_ThemeColor4(TH_STITCH_PREVIEW_STITCHABLE); + glVertexPointer(2, GL_FLOAT, 0, stitch_preview->preview_stitchable); + glDrawArrays(GL_POINTS, 0, stitch_preview->num_stitchable); + + UI_ThemeColor4(TH_STITCH_PREVIEW_UNSTITCHABLE); + glVertexPointer(2, GL_FLOAT, 0, stitch_preview->preview_unstitchable); + glDrawArrays(GL_POINTS, 0, stitch_preview->num_unstitchable); + + glPopClientAttrib(); + glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); + +} + static int stitch_init(bContext *C, wmOperator *op) { /* for fast edge lookup... */ @@ -1016,6 +1091,7 @@ static int stitch_init(bContext *C, wmOperator *op) state->static_island = RNA_int_get(op->ptr, "static_island"); state->midpoints = RNA_boolean_get(op->ptr, "midpoint_snap"); state->clear_seams = RNA_boolean_get(op->ptr, "clear_seams"); + state->draw_handle = ED_region_draw_cb_activate(CTX_wm_region(C)->type, stitch_draw, NULL, REGION_DRAW_POST_VIEW); /* in uv synch selection, all uv's are visible */ if (ts->uv_flag & UV_SYNC_SELECTION) { state->element_map = EDBM_uv_element_map_create(state->em, 0, 1); @@ -1282,6 +1358,8 @@ static void stitch_exit(bContext *C, wmOperator *op, int finished) if (sa) ED_area_headerprint(sa, NULL); + ED_region_draw_cb_exit(CTX_wm_region(C)->type, stitch_state->draw_handle); + DAG_id_tag_update(obedit->data, 0); WM_event_add_notifier(C, NC_GEOM | ND_DATA, obedit->data); |