static int render_view3d_disprect(Scene *scene, ARegion *ar, View3D *v3d, RegionView3D *rv3d, rcti *disprect)
{
/* copied code from view3d_draw.c */
rctf viewborder;
int draw_border;
if (rv3d->persp == RV3D_CAMOB)
draw_border = (scene->r.mode & R_BORDER) != 0;
else
draw_border = (v3d->flag2 & V3D_RENDER_BORDER) != 0;
if (draw_border) {
if (rv3d->persp == RV3D_CAMOB) {
ED_view3d_calc_camera_border(scene, ar, v3d, rv3d, &viewborder, false);
disprect->xmin = viewborder.xmin + scene->r.border.xmin * BLI_rctf_size_x(&viewborder);
disprect->ymin = viewborder.ymin + scene->r.border.ymin * BLI_rctf_size_y(&viewborder);
disprect->xmax = viewborder.xmin + scene->r.border.xmax * BLI_rctf_size_x(&viewborder);
disprect->ymax = viewborder.ymin + scene->r.border.ymax * BLI_rctf_size_y(&viewborder);
}
else {
disprect->xmin = v3d->render_border.xmin * ar->winx;
disprect->xmax = v3d->render_border.xmax * ar->winx;
disprect->ymin = v3d->render_border.ymin * ar->winy;
disprect->ymax = v3d->render_border.ymax * ar->winy;
}
return 1;
}
BLI_rcti_init(disprect, 0, 0, 0, 0);
return 0;
}
static void draw_scope_end(const rctf *rect, GLint *scissor)
{
float scaler_x1, scaler_x2;
/* restore scissortest */
glScissor(scissor[0], scissor[1], scissor[2], scissor[3]);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
/* scale widget */
scaler_x1 = rect->xmin + BLI_rctf_size_x(rect) / 2 - SCOPE_RESIZE_PAD;
scaler_x2 = rect->xmin + BLI_rctf_size_x(rect) / 2 + SCOPE_RESIZE_PAD;
glColor4f(0.f, 0.f, 0.f, 0.25f);
fdrawline(scaler_x1, rect->ymin - 4, scaler_x2, rect->ymin - 4);
fdrawline(scaler_x1, rect->ymin - 7, scaler_x2, rect->ymin - 7);
glColor4f(1.f, 1.f, 1.f, 0.25f);
fdrawline(scaler_x1, rect->ymin - 5, scaler_x2, rect->ymin - 5);
fdrawline(scaler_x1, rect->ymin - 8, scaler_x2, rect->ymin - 8);
/* outline */
glColor4f(0.f, 0.f, 0.f, 0.5f);
uiSetRoundBox(UI_CNR_ALL);
uiDrawBox(GL_LINE_LOOP, rect->xmin - 1, rect->ymin, rect->xmax + 1, rect->ymax + 1, 3.0f);
}
/**
* \param rect optional for picking (can be NULL).
*/
void view3d_winmatrix_set(ARegion *ar, View3D *v3d, const rctf *rect)
{
RegionView3D *rv3d = ar->regiondata;
rctf viewplane;
float clipsta, clipend;
bool is_ortho;
is_ortho = ED_view3d_viewplane_get(v3d, rv3d, ar->winx, ar->winy, &viewplane, &clipsta, &clipend, NULL);
rv3d->is_persp = !is_ortho;
#if 0
printf("%s: %d %d %f %f %f %f %f %f\n", __func__, winx, winy,
viewplane.xmin, viewplane.ymin, viewplane.xmax, viewplane.ymax,
clipsta, clipend);
#endif
if (rect) { /* picking */
rctf r;
r.xmin = viewplane.xmin + (BLI_rctf_size_x(&viewplane) * (rect->xmin / (float)ar->winx));
r.ymin = viewplane.ymin + (BLI_rctf_size_y(&viewplane) * (rect->ymin / (float)ar->winy));
r.xmax = viewplane.xmin + (BLI_rctf_size_x(&viewplane) * (rect->xmax / (float)ar->winx));
r.ymax = viewplane.ymin + (BLI_rctf_size_y(&viewplane) * (rect->ymax / (float)ar->winy));
viewplane = r;
}
if (is_ortho) {
wmOrtho(viewplane.xmin, viewplane.xmax, viewplane.ymin, viewplane.ymax, clipsta, clipend);
}
else {
wmFrustum(viewplane.xmin, viewplane.xmax, viewplane.ymin, viewplane.ymax, clipsta, clipend);
}
/* update matrix in 3d view region */
glGetFloatv(GL_PROJECTION_MATRIX, (float *)rv3d->winmat);
}
static int logic_view_all_exec(bContext *C, wmOperator *UNUSED(op))
{
ARegion *ar = CTX_wm_region(C);
rctf cur_new = ar->v2d.tot;
float aspect = BLI_rctf_size_y(&ar->v2d.cur) / BLI_rctf_size_x(&ar->v2d.cur);
/* force the view2d code to zoom to width, not height */
cur_new.ymin = cur_new.ymax - BLI_rctf_size_x(&cur_new) * aspect;
UI_view2d_smooth_view(C, ar, &cur_new);
return OPERATOR_FINISHED;
}
int ED_fileselect_layout_numfiles(FileLayout *layout, ARegion *ar)
{
int numfiles;
/* Values in pixels.
*
* - *_item: size of each (row|col), (including padding)
* - *_view: (x|y) size of the view.
* - *_over: extra pixels, to take into account, when the fit isnt exact
* (needed since you may see the end of the previous column and the beginning of the next).
*
* Could be more clever and take scrolling into account,
* but for now don't bother.
*/
if (layout->flag & FILE_LAYOUT_HOR) {
const int x_item = layout->tile_w + (2 * layout->tile_border_x);
const int x_view = (int)(BLI_rctf_size_x(&ar->v2d.cur));
const int x_over = x_item - (x_view % x_item);
numfiles = (int)((float)(x_view + x_over) / (float)(x_item));
return numfiles * layout->rows;
}
else {
const int y_item = layout->tile_h + (2 * layout->tile_border_y);
const int y_view = (int)(BLI_rctf_size_y(&ar->v2d.cur));
const int y_over = y_item - (y_view % y_item);
numfiles = (int)((float)(y_view + y_over) / (float)(y_item));
return numfiles * layout->columns;
}
}
/* note; only does current curvemap! */
void curvemapping_changed(CurveMapping *cumap, int rem_doubles)
{
CurveMap *cuma = cumap->cm + cumap->cur;
CurveMapPoint *cmp = cuma->curve;
rctf *clipr = &cumap->clipr;
float thresh = 0.01f * BLI_rctf_size_x(clipr);
float dx = 0.0f, dy = 0.0f;
int a;
cumap->changed_timestamp++;
/* clamp with clip */
if (cumap->flag & CUMA_DO_CLIP) {
for (a = 0; a < cuma->totpoint; a++) {
if (cmp[a].flag & CUMA_SELECT) {
if (cmp[a].x < clipr->xmin)
dx = min_ff(dx, cmp[a].x - clipr->xmin);
else if (cmp[a].x > clipr->xmax)
dx = max_ff(dx, cmp[a].x - clipr->xmax);
if (cmp[a].y < clipr->ymin)
dy = min_ff(dy, cmp[a].y - clipr->ymin);
else if (cmp[a].y > clipr->ymax)
dy = max_ff(dy, cmp[a].y - clipr->ymax);
}
}
for (a = 0; a < cuma->totpoint; a++) {
if (cmp[a].flag & CUMA_SELECT) {
cmp[a].x -= dx;
cmp[a].y -= dy;
}
}
}
qsort(cmp, cuma->totpoint, sizeof(CurveMapPoint), sort_curvepoints);
/* remove doubles, threshold set on 1% of default range */
if (rem_doubles && cuma->totpoint > 2) {
for (a = 0; a < cuma->totpoint - 1; a++) {
dx = cmp[a].x - cmp[a + 1].x;
dy = cmp[a].y - cmp[a + 1].y;
if (sqrtf(dx * dx + dy * dy) < thresh) {
if (a == 0) {
cmp[a + 1].flag |= CUMA_VECTOR;
if (cmp[a + 1].flag & CUMA_SELECT)
cmp[a].flag |= CUMA_SELECT;
}
else {
cmp[a].flag |= CUMA_VECTOR;
if (cmp[a].flag & CUMA_SELECT)
cmp[a + 1].flag |= CUMA_SELECT;
}
break; /* we assume 1 deletion per edit is ok */
}
}
if (a != cuma->totpoint - 1)
curvemap_remove(cuma, 2);
}
curvemap_make_table(cuma, clipr);
}
void ED_space_image_get_size(SpaceImage *sima, int *width, int *height)
{
Scene *scene = sima->iuser.scene;
ImBuf *ibuf;
void *lock;
ibuf = ED_space_image_acquire_buffer(sima, &lock);
if (ibuf && ibuf->x > 0 && ibuf->y > 0) {
*width = ibuf->x;
*height = ibuf->y;
}
else if (sima->image && sima->image->type == IMA_TYPE_R_RESULT && scene) {
/* not very important, just nice */
*width = (scene->r.xsch * scene->r.size) / 100;
*height = (scene->r.ysch * scene->r.size) / 100;
if ((scene->r.mode & R_BORDER) && (scene->r.mode & R_CROP)) {
*width *= BLI_rctf_size_x(&scene->r.border);
*height *= BLI_rctf_size_y(&scene->r.border);
}
}
/* I know a bit weak... but preview uses not actual image size */
// XXX else if (image_preview_active(sima, width, height));
else {
*width = IMG_SIZE_FALLBACK;
*height = IMG_SIZE_FALLBACK;
}
ED_space_image_release_buffer(sima, ibuf, lock);
}
void blf_font_width_and_height(
FontBLF *font, const char *str, size_t len,
float *r_width, float *r_height, struct ResultBLF *r_info)
{
float xa, ya;
rctf box;
if (font->flags & BLF_ASPECT) {
xa = font->aspect[0];
ya = font->aspect[1];
}
else {
xa = 1.0f;
ya = 1.0f;
}
if (font->flags & BLF_WORD_WRAP) {
blf_font_boundbox__wrap(font, str, len, &box, r_info);
}
else {
blf_font_boundbox(font, str, len, &box, r_info);
}
*r_width = (BLI_rctf_size_x(&box) * xa);
*r_height = (BLI_rctf_size_y(&box) * ya);
}
static int dopesheet_view_all_exec(bContext *C, wmOperator *UNUSED(op))
{
SpaceClip *sc = CTX_wm_space_clip(C);
ARegion *ar = CTX_wm_region(C);
View2D *v2d = &ar->v2d;
MovieClip *clip = ED_space_clip_get_clip(sc);
MovieTracking *tracking = &clip->tracking;
MovieTrackingDopesheet *dopesheet = &tracking->dopesheet;
MovieTrackingDopesheetChannel *channel;
int frame_min = INT_MAX, frame_max = INT_MIN;
for (channel = dopesheet->channels.first; channel; channel = channel->next) {
frame_min = min_ii(frame_min, channel->segments[0]);
frame_max = max_ii(frame_max, channel->segments[channel->tot_segment]);
}
if (frame_min < frame_max) {
float extra;
v2d->cur.xmin = frame_min;
v2d->cur.xmax = frame_max;
/* we need an extra "buffer" factor on either side so that the endpoints are visible */
extra = 0.01f * BLI_rctf_size_x(&v2d->cur);
v2d->cur.xmin -= extra;
v2d->cur.xmax += extra;
ED_region_tag_redraw(ar);
}
return OPERATOR_FINISHED;
}
static int node_circleselect_exec(bContext *C, wmOperator *op)
{
SpaceNode *snode = CTX_wm_space_node(C);
ARegion *ar = CTX_wm_region(C);
bNode *node;
int x, y, radius, gesture_mode;
float offset[2];
float zoom = (float)(BLI_rcti_size_x(&ar->winrct)) / (float)(BLI_rctf_size_x(&ar->v2d.cur));
gesture_mode = RNA_int_get(op->ptr, "gesture_mode");
/* get operator properties */
x = RNA_int_get(op->ptr, "x");
y = RNA_int_get(op->ptr, "y");
radius = RNA_int_get(op->ptr, "radius");
UI_view2d_region_to_view(&ar->v2d, x, y, &offset[0], &offset[1]);
for (node = snode->edittree->nodes.first; node; node = node->next) {
if (BLI_rctf_isect_circle(&node->totr, offset, radius / zoom)) {
nodeSetSelected(node, (gesture_mode == GESTURE_MODAL_SELECT));
}
}
WM_event_add_notifier(C, NC_NODE | NA_SELECTED, NULL);
return OPERATOR_FINISHED;
}
void BLI_rcti_rctf_copy(rcti *dst, const rctf *src)
{
dst->xmin = floorf(src->xmin + 0.5f);
dst->xmax = dst->xmin + floorf(BLI_rctf_size_x(src) + 0.5f);
dst->ymin = floorf(src->ymin + 0.5f);
dst->ymax = dst->ymin + floorf(BLI_rctf_size_y(src) + 0.5f);
}
static void TargetSnapOffset(TransInfo *t, TransData *td)
{
if (t->spacetype == SPACE_NODE && td != NULL) {
bNode *node = td->extra;
char border = t->tsnap.snapNodeBorder;
float width = BLI_rctf_size_x(&node->totr);
float height = BLI_rctf_size_y(&node->totr);
#ifdef USE_NODE_CENTER
if (border & NODE_LEFT)
t->tsnap.snapTarget[0] -= 0.5f * width;
if (border & NODE_RIGHT)
t->tsnap.snapTarget[0] += 0.5f * width;
if (border & NODE_BOTTOM)
t->tsnap.snapTarget[1] -= 0.5f * height;
if (border & NODE_TOP)
t->tsnap.snapTarget[1] += 0.5f * height;
#else
if (border & NODE_LEFT)
t->tsnap.snapTarget[0] -= 0.0f;
if (border & NODE_RIGHT)
t->tsnap.snapTarget[0] += width;
if (border & NODE_BOTTOM)
t->tsnap.snapTarget[1] -= height;
if (border & NODE_TOP)
t->tsnap.snapTarget[1] += 0.0f;
#endif
}
}
/* helper func - draw keyframe vertices only for an F-Curve */
static void draw_fcurve_vertices_keyframes(FCurve *fcu, SpaceIpo *UNUSED(sipo), View2D *v2d, short edit, short sel)
{
BezTriple *bezt = fcu->bezt;
const float fac = 0.05f * BLI_rctf_size_x(&v2d->cur);
int i;
/* we use bgl points not standard gl points, to workaround vertex
* drawing bugs that some drivers have (probably legacy ones only though)
*/
bglBegin(GL_POINTS);
for (i = 0; i < fcu->totvert; i++, bezt++) {
/* as an optimization step, only draw those in view
* - we apply a correction factor to ensure that points don't pop in/out due to slight twitches of view size
*/
if (IN_RANGE(bezt->vec[1][0], (v2d->cur.xmin - fac), (v2d->cur.xmax + fac))) {
if (edit) {
/* 'Keyframe' vertex only, as handle lines and handles have already been drawn
* - only draw those with correct selection state for the current drawing color
* -
*/
if ((bezt->f2 & SELECT) == sel)
bglVertex3fv(bezt->vec[1]);
}
else {
/* no check for selection here, as curve is not editable... */
/* XXX perhaps we don't want to even draw points? maybe add an option for that later */
bglVertex3fv(bezt->vec[1]);
}
}
}
bglEnd(); /* GL_POINTS */
}
/* draw the contents of the sequencer strips view */
static void draw_seq_strips(const bContext *C, Editing *ed, ARegion *ar)
{
Scene *scene = CTX_data_scene(C);
View2D *v2d = &ar->v2d;
Sequence *last_seq = BKE_sequencer_active_get(scene);
int sel = 0, j;
float pixelx = BLI_rctf_size_x(&v2d->cur) / BLI_rcti_size_x(&v2d->mask);
/* loop through twice, first unselected, then selected */
for (j = 0; j < 2; j++) {
Sequence *seq;
int outline_tint = (j) ? -60 : -150; /* highlighting around strip edges indicating selection */
/* loop through strips, checking for those that are visible */
for (seq = ed->seqbasep->first; seq; seq = seq->next) {
/* boundbox and selection tests for NOT drawing the strip... */
if ((seq->flag & SELECT) != sel) continue;
else if (seq == last_seq) continue;
else if (min_ii(seq->startdisp, seq->start) > v2d->cur.xmax) continue;
else if (max_ii(seq->enddisp, seq->start + seq->len) < v2d->cur.xmin) continue;
else if (seq->machine + 1.0f < v2d->cur.ymin) continue;
else if (seq->machine > v2d->cur.ymax) continue;
/* strip passed all tests unscathed... so draw it now */
draw_seq_strip(scene, ar, seq, outline_tint, pixelx);
}
/* draw selected next time round */
sel = SELECT;
}
/* draw the last selected last (i.e. 'active' in other parts of Blender), removes some overlapping error */
if (last_seq)
draw_seq_strip(scene, ar, last_seq, 120, pixelx);
}
/* convert the coordinates from the given stroke point into 3d-coordinates
* - assumes that the active space is the 3D-View
*/
static void gp_strokepoint_convertcoords(bContext *C, bGPDstroke *gps, bGPDspoint *pt, float p3d[3], rctf *subrect)
{
Scene *scene = CTX_data_scene(C);
View3D *v3d = CTX_wm_view3d(C);
ARegion *ar = CTX_wm_region(C);
if (gps->flag & GP_STROKE_3DSPACE) {
/* directly use 3d-coordinates */
copy_v3_v3(p3d, &pt->x);
}
else {
const float *fp = ED_view3d_cursor3d_get(scene, v3d);
float mvalf[2];
/* get screen coordinate */
if (gps->flag & GP_STROKE_2DSPACE) {
View2D *v2d = &ar->v2d;
UI_view2d_view_to_region_fl(v2d, pt->x, pt->y, &mvalf[0], &mvalf[1]);
}
else {
if (subrect) {
mvalf[0] = (((float)pt->x / 100.0f) * BLI_rctf_size_x(subrect)) + subrect->xmin;
mvalf[1] = (((float)pt->y / 100.0f) * BLI_rctf_size_y(subrect)) + subrect->ymin;
}
else {
mvalf[0] = (float)pt->x / 100.0f * ar->winx;
mvalf[1] = (float)pt->y / 100.0f * ar->winy;
}
}
ED_view3d_win_to_3d(ar, fp, mvalf, p3d);
}
}
static float square_rctf(rctf *rf)
{
float x, y;
x = BLI_rctf_size_x(rf);
y = BLI_rctf_size_y(rf);
return x * y;
}
/* called from drawview.c, as an extra per-window draw option */
void drawPropCircle(const struct bContext *C, TransInfo *t)
{
if (t->flag & T_PROP_EDIT) {
RegionView3D *rv3d = CTX_wm_region_view3d(C);
float tmat[4][4], imat[4][4];
int depth_test_enabled;
if (t->spacetype == SPACE_VIEW3D && rv3d != NULL) {
copy_m4_m4(tmat, rv3d->viewmat);
invert_m4_m4(imat, tmat);
}
else {
unit_m4(tmat);
unit_m4(imat);
}
GPU_matrix_push();
if (t->spacetype == SPACE_VIEW3D) {
/* pass */
}
else if (t->spacetype == SPACE_IMAGE) {
GPU_matrix_scale_2f(1.0f / t->aspect[0], 1.0f / t->aspect[1]);
}
else if (ELEM(t->spacetype, SPACE_GRAPH, SPACE_ACTION)) {
/* only scale y */
rcti *mask = &t->ar->v2d.mask;
rctf *datamask = &t->ar->v2d.cur;
float xsize = BLI_rctf_size_x(datamask);
float ysize = BLI_rctf_size_y(datamask);
float xmask = BLI_rcti_size_x(mask);
float ymask = BLI_rcti_size_y(mask);
GPU_matrix_scale_2f(1.0f, (ysize / xsize) * (xmask / ymask));
}
depth_test_enabled = GPU_depth_test_enabled();
if (depth_test_enabled) {
GPU_depth_test(false);
}
uint pos = GPU_vertformat_attr_add(immVertexFormat(), "pos", GPU_COMP_F32, 3, GPU_FETCH_FLOAT);
immBindBuiltinProgram(GPU_SHADER_3D_UNIFORM_COLOR);
immUniformThemeColor(TH_GRID);
set_inverted_drawing(1);
imm_drawcircball(t->center_global, t->prop_size, imat, pos);
set_inverted_drawing(0);
immUnbindProgram();
if (depth_test_enabled) {
GPU_depth_test(true);
}
GPU_matrix_pop();
}
}
void ED_clip_graph_center_current_frame(Scene *scene, ARegion *ar)
{
View2D *v2d = &ar->v2d;
float extra = BLI_rctf_size_x(&v2d->cur) / 2.0f;
/* set extents of view to start/end frames */
v2d->cur.xmin = (float)CFRA - extra;
v2d->cur.xmax = (float)CFRA + extra;
}
void ED_space_clip_get_zoom(SpaceClip *sc, ARegion *ar, float *zoomx, float *zoomy)
{
int width, height;
ED_space_clip_get_size(sc, &width, &height);
*zoomx = (float)(BLI_rcti_size_x(&ar->winrct) + 1) / (BLI_rctf_size_x(&ar->v2d.cur) * width);
*zoomy = (float)(BLI_rcti_size_y(&ar->winrct) + 1) / (BLI_rctf_size_y(&ar->v2d.cur) * height);
}
void ED_space_image_get_zoom(SpaceImage *sima, ARegion *ar, float *zoomx, float *zoomy)
{
int width, height;
ED_space_image_get_size(sima, &width, &height);
*zoomx = (float)(BLI_rcti_size_x(&ar->winrct) + 1) / (float)(BLI_rctf_size_x(&ar->v2d.cur) * width);
*zoomy = (float)(BLI_rcti_size_y(&ar->winrct) + 1) / (float)(BLI_rctf_size_y(&ar->v2d.cur) * height);
}
void BLI_rctf_scale(rctf *rect, const float scale)
{
const float cent_x = BLI_rctf_cent_x(rect);
const float cent_y = BLI_rctf_cent_y(rect);
const float size_x_half = BLI_rctf_size_x(rect) * (scale * 0.5f);
const float size_y_half = BLI_rctf_size_y(rect) * (scale * 0.5f);
rect->xmin = cent_x - size_x_half;
rect->ymin = cent_y - size_y_half;
rect->xmax = cent_x + size_x_half;
rect->ymax = cent_y + size_y_half;
}
static int actkeys_viewall(bContext *C, const bool only_sel)
{
bAnimContext ac;
View2D *v2d;
float extra, min, max;
bool found;
/* get editor data */
if (ANIM_animdata_get_context(C, &ac) == 0)
return OPERATOR_CANCELLED;
v2d = &ac.ar->v2d;
/* set the horizontal range, with an extra offset so that the extreme keys will be in view */
found = get_keyframe_extents(&ac, &min, &max, only_sel);
if (only_sel && (found == false))
return OPERATOR_CANCELLED;
v2d->cur.xmin = min;
v2d->cur.xmax = max;
extra = 0.1f * BLI_rctf_size_x(&v2d->cur);
v2d->cur.xmin -= extra;
v2d->cur.xmax += extra;
/* set vertical range */
if (only_sel == false) {
/* view all -> the summary channel is usually the shows everything, and resides right at the top... */
v2d->cur.ymax = 0.0f;
v2d->cur.ymin = (float)-BLI_rcti_size_y(&v2d->mask);
}
else {
/* locate first selected channel (or the active one), and frame those */
float ymin = v2d->cur.ymin;
float ymax = v2d->cur.ymax;
if (actkeys_channels_get_selected_extents(&ac, &ymin, &ymax)) {
/* recenter the view so that this range is in the middle */
float ymid = (ymax - ymin) / 2.0f + ymin;
float x_center;
UI_view2d_center_get(v2d, &x_center, NULL);
UI_view2d_center_set(v2d, x_center, ymid);
}
}
/* do View2D syncing */
UI_view2d_sync(CTX_wm_screen(C), CTX_wm_area(C), v2d, V2D_LOCK_COPY);
/* just redraw this view */
ED_area_tag_redraw(CTX_wm_area(C));
return OPERATOR_FINISHED;
}
/**
* Convert a Grease Pencil coordinate (i.e. can be 2D or 3D) to screenspace (2D)
*
* Just like gp_point_to_xy(), except the resulting coordinates are floats not ints.
* Use this version to solve "stair-step" artifacts which may arise when roundtripping the calculations.
*
* \param r_x: [out] The screen-space x-coordinate of the point
* \param r_y: [out] The screen-space y-coordinate of the point
*
* \warning This assumes that the caller has already checked whether the stroke in question can be drawn
*/
void gp_point_to_xy_fl(GP_SpaceConversion *gsc, bGPDstroke *gps, bGPDspoint *pt,
float *r_x, float *r_y)
{
ARegion *ar = gsc->ar;
View2D *v2d = gsc->v2d;
rctf *subrect = gsc->subrect;
float xyval[2];
/* sanity checks */
BLI_assert(!(gps->flag & GP_STROKE_3DSPACE) || (gsc->sa->spacetype == SPACE_VIEW3D));
BLI_assert(!(gps->flag & GP_STROKE_2DSPACE) || (gsc->sa->spacetype != SPACE_VIEW3D));
if (gps->flag & GP_STROKE_3DSPACE) {
if (ED_view3d_project_float_global(ar, &pt->x, xyval, V3D_PROJ_TEST_NOP) == V3D_PROJ_RET_OK) {
*r_x = xyval[0];
*r_y = xyval[1];
}
else {
*r_x = 0.0f;
*r_y = 0.0f;
}
}
else if (gps->flag & GP_STROKE_2DSPACE) {
float vec[3] = {pt->x, pt->y, 0.0f};
int t_x, t_y;
mul_m4_v3(gsc->mat, vec);
UI_view2d_view_to_region_clip(v2d, vec[0], vec[1], &t_x, &t_y);
if ((t_x == t_y) && (t_x == V2D_IS_CLIPPED)) {
/* XXX: Or should we just always use the values as-is? */
*r_x = 0.0f;
*r_y = 0.0f;
}
else {
*r_x = (float)t_x;
*r_y = (float)t_y;
}
}
else {
if (subrect == NULL) {
/* normal 3D view (or view space) */
*r_x = (pt->x / 100.0f * ar->winx);
*r_y = (pt->y / 100.0f * ar->winy);
}
else {
/* camera view, use subrect */
*r_x = ((pt->x / 100.0f) * BLI_rctf_size_x(subrect)) + subrect->xmin;
*r_y = ((pt->y / 100.0f) * BLI_rctf_size_y(subrect)) + subrect->ymin;
}
}
}
static float clipx_rctf(rctf *rf, float x1, float x2)
{
float size;
size = BLI_rctf_size_x(rf);
if (rf->xmin<x1) {
rf->xmin = x1;
}
if (rf->xmax>x2) {
rf->xmax = x2;
}
if (rf->xmin > rf->xmax) {
rf->xmin = rf->xmax;
return 0.0;
}
else if (size != 0.0f) {
return BLI_rctf_size_x(rf) / size;
}
return 1.0;
}
float blf_font_width(FontBLF *font, const char *str, size_t len)
{
float xa;
rctf box;
if (font->flags & BLF_ASPECT)
xa = font->aspect[0];
else
xa = 1.0f;
blf_font_boundbox(font, str, len, &box);
return BLI_rctf_size_x(&box) * xa;
}
/* called from drawview.c, as an extra per-window draw option */
void drawPropCircle(const struct bContext *C, TransInfo *t)
{
if (t->flag & T_PROP_EDIT) {
RegionView3D *rv3d = CTX_wm_region_view3d(C);
float tmat[4][4], imat[4][4];
int depth_test_enabled;
UI_ThemeColor(TH_GRID);
if (t->spacetype == SPACE_VIEW3D && rv3d != NULL) {
copy_m4_m4(tmat, rv3d->viewmat);
invert_m4_m4(imat, tmat);
}
else {
unit_m4(tmat);
unit_m4(imat);
}
glPushMatrix();
if (t->spacetype == SPACE_VIEW3D) {
/* pass */
}
else if (t->spacetype == SPACE_IMAGE) {
glScalef(1.0f / t->aspect[0], 1.0f / t->aspect[1], 1.0f);
}
else if (ELEM(t->spacetype, SPACE_IPO, SPACE_ACTION)) {
/* only scale y */
rcti *mask = &t->ar->v2d.mask;
rctf *datamask = &t->ar->v2d.cur;
float xsize = BLI_rctf_size_x(datamask);
float ysize = BLI_rctf_size_y(datamask);
float xmask = BLI_rcti_size_x(mask);
float ymask = BLI_rcti_size_y(mask);
glScalef(1.0f, (ysize / xsize) * (xmask / ymask), 1.0f);
}
depth_test_enabled = glIsEnabled(GL_DEPTH_TEST);
if (depth_test_enabled)
glDisable(GL_DEPTH_TEST);
set_inverted_drawing(1);
drawcircball(GL_LINE_LOOP, t->center_global, t->prop_size, imat);
set_inverted_drawing(0);
if (depth_test_enabled)
glEnable(GL_DEPTH_TEST);
glPopMatrix();
}
}
static void drawWalkPixel(const struct bContext *UNUSED(C), ARegion *ar, void *arg)
{
/* draws an aim/cross in the center */
WalkInfo *walk = arg;
const int outter_length = 24;
const int inner_length = 14;
int xoff, yoff;
rctf viewborder;
if (ED_view3d_cameracontrol_object_get(walk->v3d_camera_control)) {
ED_view3d_calc_camera_border(
walk->scene, walk->depsgraph, ar, walk->v3d, walk->rv3d, &viewborder, false);
xoff = viewborder.xmin + BLI_rctf_size_x(&viewborder) * 0.5f;
yoff = viewborder.ymin + BLI_rctf_size_y(&viewborder) * 0.5f;
}
else {
xoff = walk->ar->winx / 2;
yoff = walk->ar->winy / 2;
}
GPUVertFormat *format = immVertexFormat();
uint pos = GPU_vertformat_attr_add(format, "pos", GPU_COMP_I32, 2, GPU_FETCH_INT_TO_FLOAT);
immBindBuiltinProgram(GPU_SHADER_2D_UNIFORM_COLOR);
immUniformThemeColor(TH_VIEW_OVERLAY);
immBegin(GPU_PRIM_LINES, 8);
/* North */
immVertex2i(pos, xoff, yoff + inner_length);
immVertex2i(pos, xoff, yoff + outter_length);
/* East */
immVertex2i(pos, xoff + inner_length, yoff);
immVertex2i(pos, xoff + outter_length, yoff);
/* South */
immVertex2i(pos, xoff, yoff - inner_length);
immVertex2i(pos, xoff, yoff - outter_length);
/* West */
immVertex2i(pos, xoff - inner_length, yoff);
immVertex2i(pos, xoff - outter_length, yoff);
immEnd();
immUnbindProgram();
}
int ED_fileselect_layout_numfiles(FileLayout *layout, ARegion *ar)
{
int numfiles;
if (layout->flag & FILE_LAYOUT_HOR) {
int width = (int)(BLI_rctf_size_x(&ar->v2d.cur) - 2 * layout->tile_border_x);
numfiles = (int)((float)width / (float)layout->tile_w + 0.5f);
return numfiles * layout->rows;
}
else {
int height = (int)(BLI_rctf_size_y(&ar->v2d.cur) - 2 * layout->tile_border_y);
numfiles = (int)((float)height / (float)layout->tile_h + 0.5f);
return numfiles * layout->columns;
}
}
void blf_font_width_and_height(FontBLF *font, const char *str, size_t len, float *width, float *height)
{
float xa, ya;
rctf box;
if (font->flags & BLF_ASPECT) {
xa = font->aspect[0];
ya = font->aspect[1];
}
else {
xa = 1.0f;
ya = 1.0f;
}
blf_font_boundbox(font, str, len, &box);
*width = (BLI_rctf_size_x(&box) * xa);
*height = (BLI_rctf_size_y(&box) * ya);
}
float blf_font_width(FontBLF *font, const char *str, size_t len, struct ResultBLF *r_info)
{
float xa;
rctf box;
if (font->flags & BLF_ASPECT)
xa = font->aspect[0];
else
xa = 1.0f;
if (font->flags & BLF_WORD_WRAP) {
blf_font_boundbox__wrap(font, str, len, &box, r_info);
}
else {
blf_font_boundbox(font, str, len, &box, r_info);
}
return BLI_rctf_size_x(&box) * xa;
}