void clip_draw_cfra(SpaceClip *sc, ARegion *ar, Scene *scene)
{
View2D *v2d = &ar->v2d;
float xscale, yscale;
float vec[2];
/* Draw a light green line to indicate current frame */
vec[0] = (float)(sc->user.framenr * scene->r.framelen);
UI_ThemeColor(TH_CFRAME);
glLineWidth(2.0);
glBegin(GL_LINE_STRIP);
vec[1] = v2d->cur.ymin;
glVertex2fv(vec);
vec[1] = v2d->cur.ymax;
glVertex2fv(vec);
glEnd();
glLineWidth(1.0);
UI_view2d_view_orthoSpecial(ar, v2d, 1);
/* because the frame number text is subject to the same scaling as the contents of the view */
UI_view2d_scale_get(v2d, &xscale, &yscale);
glScalef(1.0f / xscale, 1.0f, 1.0f);
ED_region_cache_draw_curfra_label(sc->user.framenr, (float)sc->user.framenr * xscale, 18);
/* restore view transform */
glScalef(xscale, 1.0, 1.0);
}
/* Draw Scene-Markers in time window */
void ED_markers_draw(const bContext *C, int flag)
{
ListBase *markers = ED_context_get_markers(C);
View2D *v2d;
TimeMarker *marker;
Scene *scene;
int select_pass;
int v2d_clip_range_x[2];
float font_width_max;
/* cache values */
float ypixels, xscale, yscale;
if (markers == NULL || BLI_listbase_is_empty(markers)) {
return;
}
scene = CTX_data_scene(C);
v2d = UI_view2d_fromcontext(C);
if (flag & DRAW_MARKERS_MARGIN) {
const unsigned char shade[4] = {0, 0, 0, 16};
glColor4ubv(shade);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glRectf(v2d->cur.xmin, 0, v2d->cur.xmax, UI_MARKER_MARGIN_Y);
glDisable(GL_BLEND);
}
/* no time correction for framelen! space is drawn with old values */
ypixels = BLI_rcti_size_y(&v2d->mask);
UI_view2d_scale_get(v2d, &xscale, &yscale);
glScalef(1.0f / xscale, 1.0f, 1.0f);
/* x-bounds with offset for text (adjust for long string, avoid checking string width) */
font_width_max = (10 * UI_DPI_FAC) / xscale;
v2d_clip_range_x[0] = v2d->cur.xmin - (sizeof(marker->name) * font_width_max);
v2d_clip_range_x[1] = v2d->cur.xmax + font_width_max;
/* loop [unselected, selected] */
for (select_pass = 0; select_pass <= SELECT; select_pass += SELECT) {
/* unselected markers are drawn at the first time */
for (marker = markers->first; marker; marker = marker->next) {
if ((marker->flag & SELECT) == select_pass) {
/* bounds check */
if ((marker->frame >= v2d_clip_range_x[0]) &&
(marker->frame <= v2d_clip_range_x[1]))
{
draw_marker(v2d, marker, scene->r.cfra, flag,
ypixels, xscale, yscale);
}
}
}
}
glScalef(xscale, 1.0f, 1.0f);
}
/* helper func - draw keyframe vertices only for an F-Curve */
static void draw_fcurve_samples(SpaceIpo *sipo, ARegion *ar, FCurve *fcu)
{
FPoint *first, *last;
float hsize, xscale, yscale;
/* get view settings */
hsize = UI_GetThemeValuef(TH_VERTEX_SIZE);
UI_view2d_scale_get(&ar->v2d, &xscale, &yscale);
/* set vertex color */
if (fcu->flag & (FCURVE_ACTIVE | FCURVE_SELECTED)) UI_ThemeColor(TH_TEXT_HI);
else UI_ThemeColor(TH_TEXT);
/* get verts */
first = fcu->fpt;
last = (first) ? (first + (fcu->totvert - 1)) : (NULL);
/* draw */
if (first && last) {
/* anti-aliased lines for more consistent appearance */
if ((sipo->flag & SIPO_BEAUTYDRAW_OFF) == 0) glEnable(GL_LINE_SMOOTH);
glEnable(GL_BLEND);
draw_fcurve_sample_control(first->vec[0], first->vec[1], xscale, yscale, hsize);
draw_fcurve_sample_control(last->vec[0], last->vec[1], xscale, yscale, hsize);
glDisable(GL_BLEND);
if ((sipo->flag & SIPO_BEAUTYDRAW_OFF) == 0) glDisable(GL_LINE_SMOOTH);
}
}
static void draw_keylist(View2D *v2d, DLRBT_Tree *keys, DLRBT_Tree *blocks, float ypos, short channelLocked)
{
ActKeyColumn *ak;
ActKeyBlock *ab;
float alpha;
float xscale;
float iconsize = U.widget_unit / 4.0f;
glEnable(GL_BLEND);
/* get View2D scaling factor */
UI_view2d_scale_get(v2d, &xscale, NULL);
/* locked channels are less strongly shown, as feedback for locked channels in DopeSheet */
/* TODO: allow this opacity factor to be themed? */
alpha = (channelLocked) ? 0.25f : 1.0f;
/* draw keyblocks */
if (blocks) {
float sel_color[4], unsel_color[4];
/* cache colours first */
UI_GetThemeColor4fv(TH_STRIP_SELECT, sel_color);
UI_GetThemeColor4fv(TH_STRIP, unsel_color);
sel_color[3] *= alpha;
unsel_color[3] *= alpha;
/* NOTE: the tradeoff for changing colors between each draw is dwarfed by the cost of checking validity */
for (ab = blocks->first; ab; ab = ab->next) {
if (actkeyblock_is_valid(ab, keys)) {
/* draw block */
if (ab->sel)
glColor4fv(sel_color);
else
glColor4fv(unsel_color);
glRectf(ab->start, ypos - iconsize, ab->end, ypos + iconsize);
}
}
}
/* draw keys */
if (keys) {
for (ak = keys->first; ak; ak = ak->next) {
/* optimization: if keyframe doesn't appear within 5 units (screenspace) in visible area, don't draw
* - this might give some improvements, since we current have to flip between view/region matrices
*/
if (IN_RANGE_INCL(ak->cfra, v2d->cur.xmin, v2d->cur.xmax) == 0)
continue;
/* draw using OpenGL - uglier but faster */
/* NOTE1: a previous version of this didn't work nice for some intel cards
* NOTE2: if we wanted to go back to icons, these are icon = (ak->sel & SELECT) ? ICON_SPACE2 : ICON_SPACE3; */
draw_keyframe_shape(ak->cfra, ypos, xscale, iconsize, (ak->sel & SELECT), ak->key_type, KEYFRAME_SHAPE_BOTH, alpha);
}
}
glDisable(GL_BLEND);
}
/* draw the keyframes in the specified Action */
static void nla_action_draw_keyframes(AnimData *adt, bAction *act, View2D *v2d, float y, float ymin, float ymax)
{
DLRBT_Tree keys;
ActKeyColumn *ak;
float xscale, f1, f2;
float color[4];
/* get a list of the keyframes with NLA-scaling applied */
BLI_dlrbTree_init(&keys);
action_to_keylist(adt, act, &keys, NULL);
BLI_dlrbTree_linkedlist_sync(&keys);
if (ELEM(NULL, act, keys.first))
return;
/* draw a darkened region behind the strips
* - get and reset the background color, this time without the alpha to stand out better
* (amplified alpha is used instead)
*/
nla_action_get_color(adt, act, color);
color[3] *= 2.5f;
glColor4fv(color);
/* - draw a rect from the first to the last frame (no extra overlaps for now)
* that is slightly stumpier than the track background (hardcoded 2-units here)
*/
f1 = ((ActKeyColumn *)keys.first)->cfra;
f2 = ((ActKeyColumn *)keys.last)->cfra;
glRectf(f1, ymin + 2, f2, ymax - 2);
/* get View2D scaling factor */
UI_view2d_scale_get(v2d, &xscale, NULL);
/* for now, color is hardcoded to be black */
glColor3f(0.0f, 0.0f, 0.0f);
/* just draw each keyframe as a simple dot (regardless of the selection status)
* - size is 3.0f which is smaller than the editable keyframes, so that there is a distinction
*/
for (ak = keys.first; ak; ak = ak->next)
draw_keyframe_shape(ak->cfra, y, xscale, 3.0f, 0, ak->key_type, KEYFRAME_SHAPE_FRAME, 1.0f);
/* free icons */
BLI_dlrbTree_free(&keys);
}
/* helper func - draw handle vertices only for an F-Curve (if it is not protected) */
static void draw_fcurve_vertices_handles(FCurve *fcu, SpaceIpo *sipo, View2D *v2d, short sel, short sel_handle_only, float units_scale)
{
BezTriple *bezt = fcu->bezt;
BezTriple *prevbezt = NULL;
float hsize, xscale, yscale;
int i;
/* get view settings */
hsize = UI_GetThemeValuef(TH_HANDLE_VERTEX_SIZE) * U.pixelsize;
UI_view2d_scale_get(v2d, &xscale, &yscale);
/* Compensate OGL scale sued for unit mapping, so circle will be circle, not ellipse */
yscale *= units_scale;
/* set handle color */
if (sel) UI_ThemeColor(TH_HANDLE_VERTEX_SELECT);
else UI_ThemeColor(TH_HANDLE_VERTEX);
/* anti-aliased lines for more consistent appearance */
if ((sipo->flag & SIPO_BEAUTYDRAW_OFF) == 0) glEnable(GL_LINE_SMOOTH);
glEnable(GL_BLEND);
for (i = 0; i < fcu->totvert; i++, prevbezt = bezt, bezt++) {
/* Draw the editmode handles for a bezier curve (others don't have handles)
* if their selection status matches the selection status we're drawing for
* - first handle only if previous beztriple was bezier-mode
* - second handle only if current beztriple is bezier-mode
*
* Also, need to take into account whether the keyframe was selected
* if a Graph Editor option to only show handles of selected keys is on.
*/
if (!sel_handle_only || BEZT_ISSEL_ANY(bezt)) {
if ((!prevbezt && (bezt->ipo == BEZT_IPO_BEZ)) || (prevbezt && (prevbezt->ipo == BEZT_IPO_BEZ))) {
if ((bezt->f1 & SELECT) == sel) /* && v2d->cur.xmin < bezt->vec[0][0] < v2d->cur.xmax)*/
draw_fcurve_handle_control(bezt->vec[0][0], bezt->vec[0][1], xscale, yscale, hsize);
}
if (bezt->ipo == BEZT_IPO_BEZ) {
if ((bezt->f3 & SELECT) == sel) /* && v2d->cur.xmin < bezt->vec[2][0] < v2d->cur.xmax)*/
draw_fcurve_handle_control(bezt->vec[2][0], bezt->vec[2][1], xscale, yscale, hsize);
}
}
}
if ((sipo->flag & SIPO_BEAUTYDRAW_OFF) == 0) glDisable(GL_LINE_SMOOTH);
glDisable(GL_BLEND);
}
void ED_mask_draw(const bContext *C,
const char draw_flag, const char draw_type)
{
ScrArea *sa = CTX_wm_area(C);
ARegion *ar = CTX_wm_region(C);
Mask *mask = CTX_data_edit_mask(C);
int width, height;
float aspx, aspy;
float xscale, yscale;
if (!mask)
return;
ED_mask_get_size(sa, &width, &height);
ED_mask_get_aspect(sa, ar, &aspx, &aspy);
UI_view2d_scale_get(&ar->v2d, &xscale, &yscale);
draw_masklays(C, mask, draw_flag, draw_type, width, height, xscale * aspx, yscale * aspy);
}
/* Draw current frame number in a little green box beside the current frame indicator */
static void draw_cfra_number(Scene *scene, View2D *v2d, const float cfra, const bool time)
{
const uiFontStyle *fstyle = UI_FSTYLE_WIDGET;
float xscale, yscale, x, y;
char numstr[32] = " t"; /* t is the character to start replacing from */
int slen;
/* because the frame number text is subject to the same scaling as the contents of the view */
UI_view2d_scale_get(v2d, &xscale, &yscale);
glScalef(1.0f / xscale, 1.0f, 1.0f);
/* get timecode string
* - padding on str-buf passed so that it doesn't sit on the frame indicator
* - power = 0, gives 'standard' behavior for time
* but power = 1 is required for frames (to get integer frames)
*/
if (time) {
BLI_timecode_string_from_time(&numstr[4], sizeof(numstr) - 4, 0, FRA2TIME(cfra), FPS, U.timecode_style);
}
else {
BLI_timecode_string_from_time_seconds(&numstr[4], sizeof(numstr) - 4, 1, cfra);
}
slen = UI_fontstyle_string_width(fstyle, numstr) - 1;
/* get starting coordinates for drawing */
x = cfra * xscale;
y = 0.9f * U.widget_unit;
/* draw green box around/behind text */
UI_ThemeColorShade(TH_CFRAME, 0);
glRectf(x, y, x + slen, y + 0.75f * U.widget_unit);
/* draw current frame number - black text */
UI_ThemeColor(TH_TEXT);
UI_fontstyle_draw_simple(fstyle, x - 0.25f * U.widget_unit, y + 0.15f * U.widget_unit, numstr);
/* restore view transform */
glScalef(xscale, 1.0, 1.0);
}
static void draw_tracks_motion_curves(View2D *v2d, SpaceClip *sc)
{
MovieClip *clip = ED_space_clip_get_clip(sc);
MovieTracking *tracking = &clip->tracking;
MovieTrackingTrack *act_track = BKE_tracking_track_get_active(tracking);
int width, height;
TrackMotionCurveUserData userdata;
BKE_movieclip_get_size(clip, &sc->user, &width, &height);
if (!width || !height)
return;
/* non-selected knot handles */
userdata.hsize = UI_GetThemeValuef(TH_HANDLE_VERTEX_SIZE);
userdata.sel = false;
userdata.act_track = act_track;
UI_view2d_scale_get(v2d, &userdata.xscale, &userdata.yscale);
clip_graph_tracking_values_iterate(sc,
(sc->flag & SC_SHOW_GRAPH_SEL_ONLY) != 0,
(sc->flag & SC_SHOW_GRAPH_HIDDEN) != 0,
&userdata, tracking_segment_knot_cb, NULL, NULL);
/* draw graph lines */
glEnable(GL_BLEND);
clip_graph_tracking_values_iterate(sc,
(sc->flag & SC_SHOW_GRAPH_SEL_ONLY) != 0,
(sc->flag & SC_SHOW_GRAPH_HIDDEN) != 0,
act_track, tracking_segment_point_cb, tracking_segment_start_cb,
tracking_segment_end_cb);
glDisable(GL_BLEND);
/* selected knot handles on top of curves */
userdata.sel = true;
clip_graph_tracking_values_iterate(sc,
(sc->flag & SC_SHOW_GRAPH_SEL_ONLY) != 0,
(sc->flag & SC_SHOW_GRAPH_HIDDEN) != 0,
&userdata, tracking_segment_knot_cb, NULL, NULL);
}
/* function to draw markers */
static void draw_marker(View2D *v2d, TimeMarker *marker, int cfra, int flag)
{
float xpos, ypixels, xscale, yscale;
int icon_id = 0;
xpos = marker->frame;
/* no time correction for framelen! space is drawn with old values */
ypixels = BLI_rcti_size_y(&v2d->mask);
UI_view2d_scale_get(v2d, &xscale, &yscale);
glScalef(1.0f / xscale, 1.0f, 1.0f);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
/* vertical line - dotted */
#ifdef DURIAN_CAMERA_SWITCH
if ((marker->camera) || (flag & DRAW_MARKERS_LINES))
#else
if (flag & DRAW_MARKERS_LINES)
#endif
{
setlinestyle(3);
if (marker->flag & SELECT)
glColor4ub(255, 255, 255, 96);
else
glColor4ub(0, 0, 0, 96);
glBegin(GL_LINES);
glVertex2f((xpos * xscale) + 0.5f, 12.0f);
glVertex2f((xpos * xscale) + 0.5f, (v2d->cur.ymax + 12.0f) * yscale);
glEnd();
setlinestyle(0);
}
/* 5 px to offset icon to align properly, space / pixels corrects for zoom */
if (flag & DRAW_MARKERS_LOCAL) {
icon_id = (marker->flag & ACTIVE) ? ICON_PMARKER_ACT :
(marker->flag & SELECT) ? ICON_PMARKER_SEL :
ICON_PMARKER;
}
else {
icon_id = (marker->flag & SELECT) ? ICON_MARKER_HLT :
ICON_MARKER;
}
UI_icon_draw(xpos * xscale - 0.45f * UI_DPI_ICON_SIZE, UI_DPI_ICON_SIZE, icon_id);
glDisable(GL_BLEND);
/* and the marker name too, shifted slightly to the top-right */
if (marker->name[0]) {
float x, y;
/* minimal y coordinate which wouldn't be occluded by scroll */
int min_y = 17.0f * UI_DPI_FAC;
if (marker->flag & SELECT) {
UI_ThemeColor(TH_TEXT_HI);
x = xpos * xscale + 4.0f * UI_DPI_FAC;
y = (ypixels <= 39.0f * UI_DPI_FAC) ? (ypixels - 10.0f * UI_DPI_FAC) : 29.0f * UI_DPI_FAC;
y = max_ii(y, min_y);
}
else {
UI_ThemeColor(TH_TEXT);
if ((marker->frame <= cfra) && (marker->frame + 5 > cfra)) {
x = xpos * xscale + 8.0f * UI_DPI_FAC;
y = (ypixels <= 39.0f * UI_DPI_FAC) ? (ypixels - 10.0f * UI_DPI_FAC) : 29.0f * UI_DPI_FAC;
y = max_ii(y, min_y);
}
else {
x = xpos * xscale + 8.0f * UI_DPI_FAC;
y = 17.0f * UI_DPI_FAC;
}
}
#ifdef DURIAN_CAMERA_SWITCH
if (marker->camera && (marker->camera->restrictflag & OB_RESTRICT_RENDER)) {
float col[4];
glGetFloatv(GL_CURRENT_COLOR, col);
col[3] = 0.4;
glColor4fv(col);
}
#endif
UI_DrawString(x, y, marker->name);
}
glScalef(xscale, 1.0f, 1.0f);
}
void clip_draw_dopesheet_main(SpaceClip *sc, ARegion *ar, Scene *scene)
{
MovieClip *clip = ED_space_clip_get_clip(sc);
View2D *v2d = &ar->v2d;
/* frame range */
clip_draw_sfra_efra(v2d, scene);
if (clip) {
MovieTracking *tracking = &clip->tracking;
MovieTrackingDopesheet *dopesheet = &tracking->dopesheet;
MovieTrackingDopesheetChannel *channel;
float y, xscale, yscale;
float strip[4], selected_strip[4];
float height = (dopesheet->tot_channel * CHANNEL_STEP) + (CHANNEL_HEIGHT);
/* don't use totrect set, as the width stays the same
* (NOTE: this is ok here, the configuration is pretty straightforward)
*/
v2d->tot.ymin = (float)(-height);
y = (float) CHANNEL_FIRST;
UI_view2d_scale_get(v2d, &xscale, &yscale);
/* setup colors for regular and selected strips */
UI_GetThemeColor3fv(TH_STRIP, strip);
UI_GetThemeColor3fv(TH_STRIP_SELECT, selected_strip);
strip[3] = 0.5f;
selected_strip[3] = 1.0f;
glEnable(GL_BLEND);
clip_draw_dopesheet_background(ar, clip);
for (channel = dopesheet->channels.first; channel; channel = channel->next) {
float yminc = (float) (y - CHANNEL_HEIGHT_HALF);
float ymaxc = (float) (y + CHANNEL_HEIGHT_HALF);
/* check if visible */
if (IN_RANGE(yminc, v2d->cur.ymin, v2d->cur.ymax) ||
IN_RANGE(ymaxc, v2d->cur.ymin, v2d->cur.ymax))
{
MovieTrackingTrack *track = channel->track;
float alpha;
int i;
bool sel = (track->flag & TRACK_DOPE_SEL) != 0;
/* selection background */
if (sel) {
float color[4] = {0.0f, 0.0f, 0.0f, 0.3f};
float default_color[4] = {0.8f, 0.93f, 0.8f, 0.3f};
track_channel_color(track, default_color, color);
glColor4fv(color);
glRectf(v2d->cur.xmin, (float) y - CHANNEL_HEIGHT_HALF,
v2d->cur.xmax + EXTRA_SCROLL_PAD, (float) y + CHANNEL_HEIGHT_HALF);
}
alpha = (track->flag & TRACK_LOCKED) ? 0.5f : 1.0f;
/* tracked segments */
for (i = 0; i < channel->tot_segment; i++) {
int start_frame = BKE_movieclip_remap_clip_to_scene_frame(clip, channel->segments[2 * i]);
int end_frame = BKE_movieclip_remap_clip_to_scene_frame(clip, channel->segments[2 * i + 1]);
if (sel)
glColor4fv(selected_strip);
else
glColor4fv(strip);
if (start_frame != end_frame) {
glRectf(start_frame, (float) y - STRIP_HEIGHT_HALF,
end_frame, (float) y + STRIP_HEIGHT_HALF);
draw_keyframe_shape(start_frame, y, xscale, yscale, sel, alpha);
draw_keyframe_shape(end_frame, y, xscale, yscale, sel, alpha);
}
else {
draw_keyframe_shape(start_frame, y, xscale, yscale, sel, alpha);
}
}
/* keyframes */
i = 0;
while (i < track->markersnr) {
MovieTrackingMarker *marker = &track->markers[i];
if ((marker->flag & (MARKER_DISABLED | MARKER_TRACKED)) == 0) {
int framenr = BKE_movieclip_remap_clip_to_scene_frame(clip, marker->framenr);
draw_keyframe_shape(framenr, y, xscale, yscale, sel, alpha);
}
i++;
}
}
/* adjust y-position for next one */
y -= CHANNEL_STEP;
}
glDisable(GL_BLEND);
}
/* current frame */
clip_draw_cfra(sc, ar, scene);
}
