void drawSnapping(const struct bContext *C, TransInfo *t)
{
unsigned char col[4], selectedCol[4], activeCol[4];
if (!activeSnap(t))
return;
UI_GetThemeColor3ubv(TH_TRANSFORM, col);
col[3] = 128;
UI_GetThemeColor3ubv(TH_SELECT, selectedCol);
selectedCol[3] = 128;
UI_GetThemeColor3ubv(TH_ACTIVE, activeCol);
activeCol[3] = 192;
if (t->spacetype == SPACE_VIEW3D) {
if (validSnap(t)) {
TransSnapPoint *p;
View3D *v3d = CTX_wm_view3d(C);
RegionView3D *rv3d = CTX_wm_region_view3d(C);
float imat[4][4];
float size;
glDisable(GL_DEPTH_TEST);
size = 2.5f * UI_GetThemeValuef(TH_VERTEX_SIZE);
invert_m4_m4(imat, rv3d->viewmat);
for (p = t->tsnap.points.first; p; p = p->next) {
if (p == t->tsnap.selectedPoint) {
glColor4ubv(selectedCol);
}
else {
glColor4ubv(col);
}
drawcircball(GL_LINE_LOOP, p->co, ED_view3d_pixel_size(rv3d, p->co) * size * 0.75f, imat);
}
if (t->tsnap.status & POINT_INIT) {
glColor4ubv(activeCol);
drawcircball(GL_LINE_LOOP, t->tsnap.snapPoint, ED_view3d_pixel_size(rv3d, t->tsnap.snapPoint) * size, imat);
}
/* draw normal if needed */
if (usingSnappingNormal(t) && validSnappingNormal(t)) {
glColor4ubv(activeCol);
glBegin(GL_LINES);
glVertex3f(t->tsnap.snapPoint[0], t->tsnap.snapPoint[1], t->tsnap.snapPoint[2]);
glVertex3f(t->tsnap.snapPoint[0] + t->tsnap.snapNormal[0],
t->tsnap.snapPoint[1] + t->tsnap.snapNormal[1],
t->tsnap.snapPoint[2] + t->tsnap.snapNormal[2]);
glEnd();
}
if (v3d->zbuf)
glEnable(GL_DEPTH_TEST);
}
}
else if (t->spacetype == SPACE_IMAGE) {
if (validSnap(t)) {
/* This will not draw, and Im nor sure why - campbell */
#if 0
float xuser_asp, yuser_asp;
int wi, hi;
float w, h;
calc_image_view(G.sima, 'f'); // float
myortho2(G.v2d->cur.xmin, G.v2d->cur.xmax, G.v2d->cur.ymin, G.v2d->cur.ymax);
glLoadIdentity();
ED_space_image_get_aspect(t->sa->spacedata.first, &xuser_aspx, &yuser_asp);
ED_space_image_width(t->sa->spacedata.first, &wi, &hi);
w = (((float)wi) / IMG_SIZE_FALLBACK) * G.sima->zoom * xuser_asp;
h = (((float)hi) / IMG_SIZE_FALLBACK) * G.sima->zoom * yuser_asp;
cpack(0xFFFFFF);
glTranslate2fv(t->tsnap.snapPoint);
//glRectf(0, 0, 1, 1);
setlinestyle(0);
cpack(0x0);
fdrawline(-0.020 / w, 0, -0.1 / w, 0);
fdrawline(0.1 / w, 0, 0.020 / w, 0);
fdrawline(0, -0.020 / h, 0, -0.1 / h);
fdrawline(0, 0.1 / h, 0, 0.020 / h);
glTranslatef(-t->tsnap.snapPoint[0], -t->tsnap.snapPoint[1], 0.0f);
setlinestyle(0);
#endif
}
}
else if (t->spacetype == SPACE_NODE) {
if (validSnap(t)) {
ARegion *ar = CTX_wm_region(C);
TransSnapPoint *p;
float size;
size = 2.5f * UI_GetThemeValuef(TH_VERTEX_SIZE);
glEnable(GL_BLEND);
for (p = t->tsnap.points.first; p; p = p->next) {
if (p == t->tsnap.selectedPoint) {
glColor4ubv(selectedCol);
}
else {
glColor4ubv(col);
}
ED_node_draw_snap(&ar->v2d, p->co, size, 0);
}
if (t->tsnap.status & POINT_INIT) {
glColor4ubv(activeCol);
ED_node_draw_snap(&ar->v2d, t->tsnap.snapPoint, size, t->tsnap.snapNodeBorder);
}
glDisable(GL_BLEND);
}
}
}
void draw_image_main(const bContext *C, ARegion *ar)
{
SpaceImage *sima = CTX_wm_space_image(C);
Scene *scene = CTX_data_scene(C);
Image *ima;
ImBuf *ibuf;
float zoomx, zoomy;
bool show_viewer, show_render, show_paint, show_stereo3d, show_multilayer;
void *lock;
/* XXX can we do this in refresh? */
#if 0
what_image(sima);
if (sima->image) {
ED_image_get_aspect(sima->image, &xuser_asp, &yuser_asp);
/* UGLY hack? until now iusers worked fine... but for flipbook viewer we need this */
if (sima->image->type == IMA_TYPE_COMPOSITE) {
ImageUser *iuser = ntree_get_active_iuser(scene->nodetree);
if (iuser) {
BKE_image_user_calc_imanr(iuser, scene->r.cfra, 0);
sima->iuser = *iuser;
}
}
/* and we check for spare */
ibuf = ED_space_image_buffer(sima);
}
#endif
/* retrieve the image and information about it */
ima = ED_space_image(sima);
ED_space_image_get_zoom(sima, ar, &zoomx, &zoomy);
show_viewer = (ima && ima->source == IMA_SRC_VIEWER) != 0;
show_render = (show_viewer && ima->type == IMA_TYPE_R_RESULT) != 0;
show_paint = (ima && (sima->mode == SI_MODE_PAINT) && (show_viewer == false) && (show_render == false));
show_stereo3d = (ima && (ima->flag & IMA_IS_STEREO) && (sima->iuser.flag & IMA_SHOW_STEREO));
show_multilayer = ima && BKE_image_is_multilayer(ima);
if (show_viewer) {
/* use locked draw for drawing viewer image buffer since the compositor
* is running in separated thread and compositor could free this buffers.
* other images are not modifying in such a way so they does not require
* lock (sergey)
*/
BLI_lock_thread(LOCK_DRAW_IMAGE);
}
if (show_stereo3d) {
if (show_multilayer)
/* update multiindex and pass for the current eye */
BKE_image_multilayer_index(ima->rr, &sima->iuser);
else
BKE_image_multiview_index(ima, &sima->iuser);
}
ibuf = ED_space_image_acquire_buffer(sima, &lock);
/* draw the image or grid */
if (ibuf == NULL)
ED_region_grid_draw(ar, zoomx, zoomy);
else if (sima->flag & SI_DRAW_TILE)
draw_image_buffer_repeated(C, sima, ar, scene, ima, ibuf, zoomx, zoomy);
else if (ima && (ima->tpageflag & IMA_TILES))
draw_image_buffer_tiled(sima, ar, scene, ima, ibuf, 0.0f, 0.0, zoomx, zoomy);
else
draw_image_buffer(C, sima, ar, scene, ibuf, 0.0f, 0.0f, zoomx, zoomy);
/* paint helpers */
if (show_paint)
draw_image_paint_helpers(C, ar, scene, zoomx, zoomy);
/* XXX integrate this code */
#if 0
if (ibuf) {
float xoffs = 0.0f, yoffs = 0.0f;
if (image_preview_active(sa, &xim, &yim)) {
xoffs = scene->r.disprect.xmin;
yoffs = scene->r.disprect.ymin;
glColor3ub(0, 0, 0);
calc_image_view(sima, 'f');
myortho2(G.v2d->cur.xmin, G.v2d->cur.xmax, G.v2d->cur.ymin, G.v2d->cur.ymax);
glRectf(0.0f, 0.0f, 1.0f, 1.0f);
glLoadIdentity();
}
}
#endif
ED_space_image_release_buffer(sima, ibuf, lock);
if (show_viewer) {
BLI_unlock_thread(LOCK_DRAW_IMAGE);
}
/* render info */
if (ima && show_render)
draw_render_info(C, sima->iuser.scene, ima, ar, zoomx, zoomy);
}
void draw_image_main(SpaceImage *sima, ARegion *ar, Scene *scene)
{
Image *ima;
ImBuf *ibuf;
float zoomx, zoomy;
int show_viewer, show_render;
void *lock;
/* XXX can we do this in refresh? */
#if 0
what_image(sima);
if(sima->image) {
ED_image_aspect(sima->image, &xuser_asp, &yuser_asp);
/* UGLY hack? until now iusers worked fine... but for flipbook viewer we need this */
if(sima->image->type==IMA_TYPE_COMPOSITE) {
ImageUser *iuser= ntree_get_active_iuser(scene->nodetree);
if(iuser) {
BKE_image_user_calc_imanr(iuser, scene->r.cfra, 0);
sima->iuser= *iuser;
}
}
/* and we check for spare */
ibuf= ED_space_image_buffer(sima);
}
#endif
/* retrieve the image and information about it */
ima= ED_space_image(sima);
ED_space_image_zoom(sima, ar, &zoomx, &zoomy);
ibuf= ED_space_image_acquire_buffer(sima, &lock);
show_viewer= (ima && ima->source == IMA_SRC_VIEWER);
show_render= (show_viewer && ima->type == IMA_TYPE_R_RESULT);
/* draw the image or grid */
if(ibuf==NULL)
draw_image_grid(ar, zoomx, zoomy);
else if(sima->flag & SI_DRAW_TILE)
draw_image_buffer_repeated(sima, ar, scene, ima, ibuf, zoomx, zoomy);
else if(ima && (ima->tpageflag & IMA_TILES))
draw_image_buffer_tiled(sima, ar, scene, ima, ibuf, 0.0f, 0.0, zoomx, zoomy);
else
draw_image_buffer(sima, ar, scene, ima, ibuf, 0.0f, 0.0f, zoomx, zoomy);
/* paint helpers */
if(sima->flag & SI_DRAWTOOL)
draw_image_paint_helpers(ar, scene, zoomx, zoomy);
/* XXX integrate this code */
#if 0
if(ibuf) {
float xoffs=0.0f, yoffs= 0.0f;
if(image_preview_active(sa, &xim, &yim)) {
xoffs= scene->r.disprect.xmin;
yoffs= scene->r.disprect.ymin;
glColor3ub(0,0,0);
calc_image_view(sima, 'f');
myortho2(G.v2d->cur.xmin, G.v2d->cur.xmax, G.v2d->cur.ymin, G.v2d->cur.ymax);
glRectf(0.0f, 0.0f, 1.0f, 1.0f);
glLoadIdentity();
}
}
#endif
ED_space_image_release_buffer(sima, lock);
/* render info */
if(ima && show_render)
draw_render_info(scene, ima, ar);
}