diff options
Diffstat (limited to 'source/blender/editors/space_graph/graph_draw.c')
| -rw-r--r-- | source/blender/editors/space_graph/graph_draw.c | 412 |
1 files changed, 206 insertions, 206 deletions
diff --git a/source/blender/editors/space_graph/graph_draw.c b/source/blender/editors/space_graph/graph_draw.c index e772e2856c1..ddca0030cf5 100644 --- a/source/blender/editors/space_graph/graph_draw.c +++ b/source/blender/editors/space_graph/graph_draw.c @@ -84,11 +84,11 @@ static float fcurve_display_alpha(FCurve *fcu) /* Envelope -------------- */ // TODO: draw a shaded poly showing the region of influence too!!! -static void draw_fcurve_modifier_controls_envelope (FModifier *fcm, View2D *v2d) +static void draw_fcurve_modifier_controls_envelope(FModifier *fcm, View2D *v2d) { - FMod_Envelope *env= (FMod_Envelope *)fcm->data; + FMod_Envelope *env = (FMod_Envelope *)fcm->data; FCM_EnvelopeData *fed; - const float fac= 0.05f * (v2d->cur.xmax - v2d->cur.xmin); + const float fac = 0.05f * (v2d->cur.xmax - v2d->cur.xmin); int i; /* draw two black lines showing the standard reference levels */ @@ -96,11 +96,11 @@ static void draw_fcurve_modifier_controls_envelope (FModifier *fcm, View2D *v2d) setlinestyle(5); glBegin(GL_LINES); - glVertex2f(v2d->cur.xmin, env->midval+env->min); - glVertex2f(v2d->cur.xmax, env->midval+env->min); + glVertex2f(v2d->cur.xmin, env->midval + env->min); + glVertex2f(v2d->cur.xmax, env->midval + env->min); - glVertex2f(v2d->cur.xmin, env->midval+env->max); - glVertex2f(v2d->cur.xmax, env->midval+env->max); + glVertex2f(v2d->cur.xmin, env->midval + env->max); + glVertex2f(v2d->cur.xmax, env->midval + env->max); glEnd(); // GL_LINES setlinestyle(0); @@ -114,7 +114,7 @@ static void draw_fcurve_modifier_controls_envelope (FModifier *fcm, View2D *v2d) * drawing bugs that some drivers have (probably legacy ones only though) */ bglBegin(GL_POINTS); - for (i=0, fed=env->data; i < env->totvert; i++, fed++) { + for (i = 0, fed = env->data; i < env->totvert; i++, fed++) { /* only draw if visible * - min/max here are fixed, not relative */ @@ -134,10 +134,10 @@ static void draw_fcurve_modifier_controls_envelope (FModifier *fcm, View2D *v2d) /* Points ---------------- */ /* 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) +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 * (v2d->cur.xmax - v2d->cur.xmin); + BezTriple *bezt = fcu->bezt; + const float fac = 0.05f * (v2d->cur.xmax - v2d->cur.xmin); int i; /* we use bgl points not standard gl points, to workaround vertex @@ -174,18 +174,18 @@ static void draw_fcurve_vertices_keyframes (FCurve *fcu, SpaceIpo *UNUSED(sipo), * NOTE: the caller MUST HAVE GL_LINE_SMOOTH & GL_BLEND ENABLED, otherwise, the controls don't * have a consistent appearance (due to off-pixel alignments)... */ -static void draw_fcurve_handle_control (float x, float y, float xscale, float yscale, float hsize) +static void draw_fcurve_handle_control(float x, float y, float xscale, float yscale, float hsize) { - static GLuint displist=0; + static GLuint displist = 0; /* initialize round circle shape */ if (displist == 0) { GLUquadricObj *qobj; - displist= glGenLists(1); + displist = glGenLists(1); glNewList(displist, GL_COMPILE); - qobj = gluNewQuadric(); + qobj = gluNewQuadric(); gluQuadricDrawStyle(qobj, GLU_SILHOUETTE); gluDisk(qobj, 0, 0.7, 8, 1); gluDeleteQuadric(qobj); @@ -195,26 +195,26 @@ static void draw_fcurve_handle_control (float x, float y, float xscale, float ys /* adjust view transform before starting */ glTranslatef(x, y, 0.0f); - glScalef(1.0f/xscale*hsize, 1.0f/yscale*hsize, 1.0f); + glScalef(1.0f / xscale * hsize, 1.0f / yscale * hsize, 1.0f); /* draw! */ glCallList(displist); /* restore view transform */ - glScalef(xscale/hsize, yscale/hsize, 1.0); + glScalef(xscale / hsize, yscale / hsize, 1.0); glTranslatef(-x, -y, 0.0f); } /* 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) +static void draw_fcurve_vertices_handles(FCurve *fcu, SpaceIpo *sipo, View2D *v2d, short sel, short sel_handle_only) { - BezTriple *bezt= fcu->bezt; + BezTriple *bezt = fcu->bezt; BezTriple *prevbezt = NULL; float hsize, xscale, yscale; int i; /* get view settings */ - hsize= UI_GetThemeValuef(TH_HANDLE_VERTEX_SIZE); + hsize = UI_GetThemeValuef(TH_HANDLE_VERTEX_SIZE); UI_view2d_getscale(v2d, &xscale, &yscale); /* set handle color */ @@ -222,10 +222,10 @@ static void draw_fcurve_vertices_handles (FCurve *fcu, SpaceIpo *sipo, View2D *v else UI_ThemeColor(TH_HANDLE_VERTEX); /* anti-aliased lines for more consistent appearance */ - if ((sipo->flag & SIPO_BEAUTYDRAW_OFF)==0) glEnable(GL_LINE_SMOOTH); + if ((sipo->flag & SIPO_BEAUTYDRAW_OFF) == 0) glEnable(GL_LINE_SMOOTH); glEnable(GL_BLEND); - for (i=0; i < fcu->totvert; i++, prevbezt=bezt, bezt++) { + 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 @@ -234,31 +234,31 @@ static void draw_fcurve_vertices_handles (FCurve *fcu, SpaceIpo *sipo, View2D *v * 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 || BEZSELECTED(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)*/ + if (!sel_handle_only || BEZSELECTED(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)*/ + 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); + if ((sipo->flag & SIPO_BEAUTYDRAW_OFF) == 0) glDisable(GL_LINE_SMOOTH); glDisable(GL_BLEND); } /* helper func - set color to draw F-Curve data with */ -static void set_fcurve_vertex_color (FCurve *fcu, short sel) +static void set_fcurve_vertex_color(FCurve *fcu, short sel) { /* Fade the 'intensity' of the vertices based on the selection of the curves too */ - int alphaOffset= (int)((fcurve_display_alpha(fcu) - 1.0f) * 255); + int alphaOffset = (int)((fcurve_display_alpha(fcu) - 1.0f) * 255); /* Set color of curve vertex based on state of curve (i.e. 'Edit' Mode) */ - if ((fcu->flag & FCURVE_PROTECTED)==0) { + if ((fcu->flag & FCURVE_PROTECTED) == 0) { /* Curve's points ARE BEING edited */ if (sel) UI_ThemeColorShadeAlpha(TH_VERTEX_SELECT, 0, alphaOffset); else UI_ThemeColorShadeAlpha(TH_VERTEX, 0, alphaOffset); @@ -271,14 +271,14 @@ static void set_fcurve_vertex_color (FCurve *fcu, short sel) } -static void draw_fcurve_vertices (SpaceIpo *sipo, ARegion *ar, FCurve *fcu, short do_handles, short sel_handle_only) +static void draw_fcurve_vertices(SpaceIpo *sipo, ARegion *ar, FCurve *fcu, short do_handles, short sel_handle_only) { - View2D *v2d= &ar->v2d; + View2D *v2d = &ar->v2d; /* only draw points if curve is visible - * - draw unselected points before selected points as separate passes to minimise color-changing overhead + * - draw unselected points before selected points as separate passes to minimise color-changing overhead * (XXX dunno if this is faster than drawing all in one pass though) - * and also to make sure in the case of overlapping points that the selected is always visible + * and also to make sure in the case of overlapping points that the selected is always visible * - draw handles before keyframes, so that keyframes will overlap handles (keyframes are more important for users) */ @@ -308,14 +308,14 @@ static void draw_fcurve_vertices (SpaceIpo *sipo, ARegion *ar, FCurve *fcu, shor static int draw_fcurve_handles_check(SpaceIpo *sipo, FCurve *fcu) { /* don't draw handle lines if handles are not to be shown */ - if ( (sipo->flag & SIPO_NOHANDLES) || /* handles shouldn't be shown anywhere */ - (fcu->flag & FCURVE_PROTECTED) || /* keyframes aren't editable */ -#if 0 /* handles can still be selected and handle types set, better draw - campbell */ - (fcu->flag & FCURVE_INT_VALUES) || /* editing the handles here will cause weird/incorrect interpolation issues */ + if ( (sipo->flag & SIPO_NOHANDLES) || /* handles shouldn't be shown anywhere */ + (fcu->flag & FCURVE_PROTECTED) || /* keyframes aren't editable */ +#if 0 /* handles can still be selected and handle types set, better draw - campbell */ + (fcu->flag & FCURVE_INT_VALUES) || /* editing the handles here will cause weird/incorrect interpolation issues */ #endif - ((fcu->grp) && (fcu->grp->flag & AGRP_PROTECTED)) || /* group that curve belongs to is not editable */ - (fcu->totvert <= 1) /* do not show handles if there is only 1 keyframe, otherwise they all clump together in an ugly ball */ - ) + ((fcu->grp) && (fcu->grp->flag & AGRP_PROTECTED)) || /* group that curve belongs to is not editable */ + (fcu->totvert <= 1) /* do not show handles if there is only 1 keyframe, otherwise they all clump together in an ugly ball */ + ) { return 0; } @@ -326,7 +326,7 @@ static int draw_fcurve_handles_check(SpaceIpo *sipo, FCurve *fcu) /* draw lines for F-Curve handles only (this is only done in EditMode) * note: draw_fcurve_handles_check must be checked before running this. */ -static void draw_fcurve_handles (SpaceIpo *sipo, FCurve *fcu) +static void draw_fcurve_handles(SpaceIpo *sipo, FCurve *fcu) { int sel, b; @@ -339,13 +339,13 @@ static void draw_fcurve_handles (SpaceIpo *sipo, FCurve *fcu) /* slightly hacky, but we want to draw unselected points before selected ones * so that selected points are clearly visible */ - for (sel= 0; sel < 2; sel++) { - BezTriple *bezt=fcu->bezt, *prevbezt=NULL; - int basecol= (sel)? TH_HANDLE_SEL_FREE : TH_HANDLE_FREE; + for (sel = 0; sel < 2; sel++) { + BezTriple *bezt = fcu->bezt, *prevbezt = NULL; + int basecol = (sel) ? TH_HANDLE_SEL_FREE : TH_HANDLE_FREE; float *fp; unsigned char col[4]; - for (b= 0; b < fcu->totvert; b++, prevbezt=bezt, bezt++) { + for (b = 0; b < fcu->totvert; b++, prevbezt = bezt, bezt++) { /* if only selected keyframes can get their handles shown, * check that keyframe is selected */ @@ -355,50 +355,50 @@ static void draw_fcurve_handles (SpaceIpo *sipo, FCurve *fcu) } /* draw handle with appropriate set of colors if selection is ok */ - if ((bezt->f2 & SELECT)==sel) { - fp= bezt->vec[0]; + if ((bezt->f2 & SELECT) == sel) { + fp = bezt->vec[0]; /* only draw first handle if previous segment had handles */ - if ((!prevbezt && (bezt->ipo==BEZT_IPO_BEZ)) || (prevbezt && (prevbezt->ipo==BEZT_IPO_BEZ))) { + if ((!prevbezt && (bezt->ipo == BEZT_IPO_BEZ)) || (prevbezt && (prevbezt->ipo == BEZT_IPO_BEZ))) { UI_GetThemeColor3ubv(basecol + bezt->h1, col); - col[3]= fcurve_display_alpha(fcu) * 255; + col[3] = fcurve_display_alpha(fcu) * 255; glColor4ubv((GLubyte *)col); - glVertex2fv(fp); glVertex2fv(fp+3); + glVertex2fv(fp); glVertex2fv(fp + 3); } /* only draw second handle if this segment is bezier */ if (bezt->ipo == BEZT_IPO_BEZ) { UI_GetThemeColor3ubv(basecol + bezt->h2, col); - col[3]= fcurve_display_alpha(fcu) * 255; + col[3] = fcurve_display_alpha(fcu) * 255; glColor4ubv((GLubyte *)col); - glVertex2fv(fp+3); glVertex2fv(fp+6); + glVertex2fv(fp + 3); glVertex2fv(fp + 6); } } else { /* only draw first handle if previous segment was had handles, and selection is ok */ - if ( ((bezt->f1 & SELECT)==sel) && - ( (!prevbezt && (bezt->ipo==BEZT_IPO_BEZ)) || (prevbezt && (prevbezt->ipo==BEZT_IPO_BEZ)) ) ) + if ( ((bezt->f1 & SELECT) == sel) && + ( (!prevbezt && (bezt->ipo == BEZT_IPO_BEZ)) || (prevbezt && (prevbezt->ipo == BEZT_IPO_BEZ)) ) ) { - fp= bezt->vec[0]; + fp = bezt->vec[0]; UI_GetThemeColor3ubv(basecol + bezt->h1, col); - col[3]= fcurve_display_alpha(fcu) * 255; + col[3] = fcurve_display_alpha(fcu) * 255; glColor4ubv((GLubyte *)col); - glVertex2fv(fp); glVertex2fv(fp+3); + glVertex2fv(fp); glVertex2fv(fp + 3); } /* only draw second handle if this segment is bezier, and selection is ok */ - if ( ((bezt->f3 & SELECT)==sel) && - (bezt->ipo == BEZT_IPO_BEZ) ) + if ( ((bezt->f3 & SELECT) == sel) && + (bezt->ipo == BEZT_IPO_BEZ) ) { - fp= bezt->vec[1]; + fp = bezt->vec[1]; UI_GetThemeColor3ubv(basecol + bezt->h2, col); - col[3]= fcurve_display_alpha(fcu) * 255; + col[3] = fcurve_display_alpha(fcu) * 255; glColor4ubv((GLubyte *)col); - glVertex2fv(fp); glVertex2fv(fp+3); + glVertex2fv(fp); glVertex2fv(fp + 3); } } } @@ -413,21 +413,21 @@ static void draw_fcurve_handles (SpaceIpo *sipo, FCurve *fcu) * NOTE: the caller MUST HAVE GL_LINE_SMOOTH & GL_BLEND ENABLED, otherwise, the controls don't * have a consistent appearance (due to off-pixel alignments)... */ -static void draw_fcurve_sample_control (float x, float y, float xscale, float yscale, float hsize) +static void draw_fcurve_sample_control(float x, float y, float xscale, float yscale, float hsize) { - static GLuint displist=0; + static GLuint displist = 0; /* initialize X shape */ if (displist == 0) { - displist= glGenLists(1); + displist = glGenLists(1); glNewList(displist, GL_COMPILE); glBegin(GL_LINES); - glVertex2f(-0.7f, -0.7f); - glVertex2f(+0.7f, +0.7f); + glVertex2f(-0.7f, -0.7f); + glVertex2f(+0.7f, +0.7f); - glVertex2f(-0.7f, +0.7f); - glVertex2f(+0.7f, -0.7f); + glVertex2f(-0.7f, +0.7f); + glVertex2f(+0.7f, -0.7f); glEnd(); // GL_LINES glEndList(); @@ -435,52 +435,52 @@ static void draw_fcurve_sample_control (float x, float y, float xscale, float ys /* adjust view transform before starting */ glTranslatef(x, y, 0.0f); - glScalef(1.0f/xscale*hsize, 1.0f/yscale*hsize, 1.0f); + glScalef(1.0f / xscale * hsize, 1.0f / yscale * hsize, 1.0f); /* draw! */ glCallList(displist); /* restore view transform */ - glScalef(xscale/hsize, yscale/hsize, 1.0); + glScalef(xscale / hsize, yscale / hsize, 1.0); glTranslatef(-x, -y, 0.0f); } /* helper func - draw keyframe vertices only for an F-Curve */ -static void draw_fcurve_samples (SpaceIpo *sipo, ARegion *ar, FCurve *fcu) +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); + hsize = UI_GetThemeValuef(TH_VERTEX_SIZE); UI_view2d_getscale(&ar->v2d, &xscale, &yscale); /* set vertex color */ - if (fcu->flag & (FCURVE_ACTIVE|FCURVE_SELECTED)) UI_ThemeColor(TH_TEXT_HI); + 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); + 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); + 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); + if ((sipo->flag & SIPO_BEAUTYDRAW_OFF) == 0) glDisable(GL_LINE_SMOOTH); } } /* Curve ---------------- */ /* helper func - just draw the F-Curve by sampling the visible region (for drawing curves with modifiers) */ -static void draw_fcurve_curve (bAnimContext *ac, ID *id, FCurve *fcu, View2D *v2d, View2DGrid *grid) +static void draw_fcurve_curve(bAnimContext *ac, ID *id, FCurve *fcu, View2D *v2d, View2DGrid *grid) { ChannelDriver *driver; float samplefreq, ctime; @@ -496,33 +496,33 @@ static void draw_fcurve_curve (bAnimContext *ac, ID *id, FCurve *fcu, View2D *v2 /* disable any drivers temporarily */ - driver= fcu->driver; - fcu->driver= NULL; + driver = fcu->driver; + fcu->driver = NULL; /* compute unit correction factor */ - unitFac= ANIM_unit_mapping_get_factor(ac->scene, id, fcu, 0); + unitFac = ANIM_unit_mapping_get_factor(ac->scene, id, fcu, 0); /* Note about sampling frequency: - * Ideally, this is chosen such that we have 1-2 pixels = 1 segment + * Ideally, this is chosen such that we have 1-2 pixels = 1 segment * which means that our curves can be as smooth as possible. However, - * this does mean that curves may not be fully accurate (i.e. if they have - * sudden spikes which happen at the sampling point, we may have problems). - * Also, this may introduce lower performance on less densely detailed curves,' + * this does mean that curves may not be fully accurate (i.e. if they have + * sudden spikes which happen at the sampling point, we may have problems). + * Also, this may introduce lower performance on less densely detailed curves,' * though it is impossible to predict this from the modifiers! * * If the automatically determined sampling frequency is likely to cause an infinite * loop (i.e. too close to 0), then clamp it to a determined "safe" value. The value - * chosen here is just the coarsest value which still looks reasonable... + * chosen here is just the coarsest value which still looks reasonable... */ - /* grid->dx represents the number of 'frames' between gridlines, but we divide by U.v2d_min_gridsize to get pixels-steps */ - // TODO: perhaps we should have 1.0 frames as upper limit so that curves don't get too distorted? - samplefreq= dx / U.v2d_min_gridsize; - if (samplefreq < 0.00001f) samplefreq= 0.00001f; + /* grid->dx represents the number of 'frames' between gridlines, but we divide by U.v2d_min_gridsize to get pixels-steps */ + // TODO: perhaps we should have 1.0 frames as upper limit so that curves don't get too distorted? + samplefreq = dx / U.v2d_min_gridsize; + if (samplefreq < 0.00001f) samplefreq = 0.00001f; /* the start/end times are simply the horizontal extents of the 'cur' rect */ - stime= v2d->cur.xmin; - etime= v2d->cur.xmax + samplefreq; /* + samplefreq here so that last item gets included... */ + stime = v2d->cur.xmin; + etime = v2d->cur.xmax + samplefreq; /* + samplefreq here so that last item gets included... */ /* at each sampling interval, add a new vertex @@ -531,22 +531,22 @@ static void draw_fcurve_curve (bAnimContext *ac, ID *id, FCurve *fcu, View2D *v2 */ glBegin(GL_LINE_STRIP); - for (ctime= stime; ctime <= etime; ctime += samplefreq) + for (ctime = stime; ctime <= etime; ctime += samplefreq) glVertex2f(ctime, evaluate_fcurve(fcu, ctime) * unitFac); glEnd(); /* restore driver */ - fcu->driver= driver; + fcu->driver = driver; } /* helper func - draw a samples-based F-Curve */ -static void draw_fcurve_curve_samples (bAnimContext *ac, ID *id, FCurve *fcu, View2D *v2d) +static void draw_fcurve_curve_samples(bAnimContext *ac, ID *id, FCurve *fcu, View2D *v2d) { - FPoint *prevfpt= fcu->fpt; - FPoint *fpt= prevfpt + 1; + FPoint *prevfpt = fcu->fpt; + FPoint *fpt = prevfpt + 1; float fac, v[2]; - int b= fcu->totvert-1; + int b = fcu->totvert - 1; glBegin(GL_LINE_STRIP); @@ -555,18 +555,18 @@ static void draw_fcurve_curve_samples (bAnimContext *ac, ID *id, FCurve *fcu, Vi /* extrapolate to left? - left-side of view comes before first keyframe? */ if (prevfpt->vec[0] > v2d->cur.xmin) { - v[0]= v2d->cur.xmin; + v[0] = v2d->cur.xmin; /* y-value depends on the interpolation */ - if ((fcu->extend==FCURVE_EXTRAPOLATE_CONSTANT) || (fcu->flag & FCURVE_INT_VALUES) || (fcu->totvert==1)) { + if ((fcu->extend == FCURVE_EXTRAPOLATE_CONSTANT) || (fcu->flag & FCURVE_INT_VALUES) || (fcu->totvert == 1)) { /* just extend across the first keyframe's value */ - v[1]= prevfpt->vec[1]; + v[1] = prevfpt->vec[1]; } else { /* extrapolate linear dosnt use the handle, use the next points center instead */ - fac= (prevfpt->vec[0]-fpt->vec[0])/(prevfpt->vec[0]-v[0]); - if (fac) fac= 1.0f/fac; - v[1]= prevfpt->vec[1]-fac*(prevfpt->vec[1]-fpt->vec[1]); + fac = (prevfpt->vec[0] - fpt->vec[0]) / (prevfpt->vec[0] - v[0]); + if (fac) fac = 1.0f / fac; + v[1] = prevfpt->vec[1] - fac * (prevfpt->vec[1] - fpt->vec[1]); } glVertex2fv(v); @@ -583,7 +583,7 @@ static void draw_fcurve_curve_samples (bAnimContext *ac, ID *id, FCurve *fcu, Vi glVertex2fv(prevfpt->vec); /* get next pointers */ - prevfpt= fpt; + prevfpt = fpt; fpt++; /* last point? */ @@ -593,19 +593,19 @@ static void draw_fcurve_curve_samples (bAnimContext *ac, ID *id, FCurve *fcu, Vi /* extrapolate to right? (see code for left-extrapolation above too) */ if (prevfpt->vec[0] < v2d->cur.xmax) { - v[0]= v2d->cur.xmax; + v[0] = v2d->cur.xmax; /* y-value depends on the interpolation */ - if ((fcu->extend==FCURVE_EXTRAPOLATE_CONSTANT) || (fcu->flag & FCURVE_INT_VALUES) || (fcu->totvert==1)) { + if ((fcu->extend == FCURVE_EXTRAPOLATE_CONSTANT) || (fcu->flag & FCURVE_INT_VALUES) || (fcu->totvert == 1)) { /* based on last keyframe's value */ - v[1]= prevfpt->vec[1]; + v[1] = prevfpt->vec[1]; } else { /* extrapolate linear dosnt use the handle, use the previous points center instead */ - fpt = prevfpt-1; - fac= (prevfpt->vec[0]-fpt->vec[0])/(prevfpt->vec[0]-v[0]); - if (fac) fac= 1.0f/fac; - v[1]= prevfpt->vec[1]-fac*(prevfpt->vec[1]-fpt->vec[1]); + fpt = prevfpt - 1; + fac = (prevfpt->vec[0] - fpt->vec[0]) / (prevfpt->vec[0] - v[0]); + if (fac) fac = 1.0f / fac; + v[1] = prevfpt->vec[1] - fac * (prevfpt->vec[1] - fpt->vec[1]); } glVertex2fv(v); @@ -618,14 +618,14 @@ static void draw_fcurve_curve_samples (bAnimContext *ac, ID *id, FCurve *fcu, Vi } /* helper func - draw one repeat of an F-Curve */ -static void draw_fcurve_curve_bezts (bAnimContext *ac, ID *id, FCurve *fcu, View2D *v2d) +static void draw_fcurve_curve_bezts(bAnimContext *ac, ID *id, FCurve *fcu, View2D *v2d) { - BezTriple *prevbezt= fcu->bezt; - BezTriple *bezt= prevbezt+1; + BezTriple *prevbezt = fcu->bezt; + BezTriple *bezt = prevbezt + 1; float v1[2], v2[2], v3[2], v4[2]; float *fp, data[120]; - float fac= 0.0f; - int b= fcu->totvert-1; + float fac = 0.0f; + int b = fcu->totvert - 1; int resol; glBegin(GL_LINE_STRIP); @@ -636,24 +636,24 @@ static void draw_fcurve_curve_bezts (bAnimContext *ac, ID *id, FCurve *fcu, View /* extrapolate to left? */ if (prevbezt->vec[1][0] > v2d->cur.xmin) { /* left-side of view comes before first keyframe, so need to extend as not cyclic */ - v1[0]= v2d->cur.xmin; + v1[0] = v2d->cur.xmin; /* y-value depends on the interpolation */ - if ((fcu->extend==FCURVE_EXTRAPOLATE_CONSTANT) || (prevbezt->ipo==BEZT_IPO_CONST) || (fcu->totvert==1)) { + if ((fcu->extend == FCURVE_EXTRAPOLATE_CONSTANT) || (prevbezt->ipo == BEZT_IPO_CONST) || (fcu->totvert == 1)) { /* just extend across the first keyframe's value */ - v1[1]= prevbezt->vec[1][1]; + v1[1] = prevbezt->vec[1][1]; } - else if (prevbezt->ipo==BEZT_IPO_LIN) { + else if (prevbezt->ipo == BEZT_IPO_LIN) { /* extrapolate linear dosnt use the handle, use the next points center instead */ - fac= (prevbezt->vec[1][0]-bezt->vec[1][0])/(prevbezt->vec[1][0]-v1[0]); - if (fac) fac= 1.0f/fac; - v1[1]= prevbezt->vec[1][1]-fac*(prevbezt->vec[1][1]-bezt->vec[1][1]); + fac = (prevbezt->vec[1][0] - bezt->vec[1][0]) / (prevbezt->vec[1][0] - v1[0]); + if (fac) fac = 1.0f / fac; + v1[1] = prevbezt->vec[1][1] - fac * (prevbezt->vec[1][1] - bezt->vec[1][1]); } else { /* based on angle of handle 1 (relative to keyframe) */ - fac= (prevbezt->vec[0][0]-prevbezt->vec[1][0])/(prevbezt->vec[1][0]-v1[0]); - if (fac) fac= 1.0f/fac; - v1[1]= prevbezt->vec[1][1]-fac*(prevbezt->vec[0][1]-prevbezt->vec[1][1]); + fac = (prevbezt->vec[0][0] - prevbezt->vec[1][0]) / (prevbezt->vec[1][0] - v1[0]); + if (fac) fac = 1.0f / fac; + v1[1] = prevbezt->vec[1][1] - fac * (prevbezt->vec[0][1] - prevbezt->vec[1][1]); } glVertex2fv(v1); @@ -661,28 +661,28 @@ static void draw_fcurve_curve_bezts (bAnimContext *ac, ID *id, FCurve *fcu, View /* if only one keyframe, add it now */ if (fcu->totvert == 1) { - v1[0]= prevbezt->vec[1][0]; - v1[1]= prevbezt->vec[1][1]; + v1[0] = prevbezt->vec[1][0]; + v1[1] = prevbezt->vec[1][1]; glVertex2fv(v1); } /* draw curve between first and last keyframe (if there are enough to do so) */ // TODO: optimize this to not have to calc stuff out of view too? while (b--) { - if (prevbezt->ipo==BEZT_IPO_CONST) { + if (prevbezt->ipo == BEZT_IPO_CONST) { /* Constant-Interpolation: draw segment between previous keyframe and next, but holding same value */ - v1[0]= prevbezt->vec[1][0]; - v1[1]= prevbezt->vec[1][1]; + v1[0] = prevbezt->vec[1][0]; + v1[1] = prevbezt->vec[1][1]; glVertex2fv(v1); - v1[0]= bezt->vec[1][0]; - v1[1]= prevbezt->vec[1][1]; + v1[0] = bezt->vec[1][0]; + v1[1] = prevbezt->vec[1][1]; glVertex2fv(v1); } - else if (prevbezt->ipo==BEZT_IPO_LIN) { + else if (prevbezt->ipo == BEZT_IPO_LIN) { /* Linear interpolation: just add one point (which should add a new line segment) */ - v1[0]= prevbezt->vec[1][0]; - v1[1]= prevbezt->vec[1][1]; + v1[0] = prevbezt->vec[1][0]; + v1[1] = prevbezt->vec[1][1]; glVertex2fv(v1); } else { @@ -693,74 +693,74 @@ static void draw_fcurve_curve_bezts (bAnimContext *ac, ID *id, FCurve *fcu, View /* resol depends on distance between points (not just horizontal) OR is a fixed high res */ // TODO: view scale should factor into this someday too... if (fcu->driver) - resol= 32; + resol = 32; else - resol= (int)(5.0f*len_v2v2(bezt->vec[1], prevbezt->vec[1])); + resol = (int)(5.0f * len_v2v2(bezt->vec[1], prevbezt->vec[1])); if (resol < 2) { /* only draw one */ - v1[0]= prevbezt->vec[1][0]; - v1[1]= prevbezt->vec[1][1]; + v1[0] = prevbezt->vec[1][0]; + v1[1] = prevbezt->vec[1][1]; glVertex2fv(v1); } else { /* clamp resolution to max of 32 */ // NOTE: higher values will crash - if (resol > 32) resol= 32; + if (resol > 32) resol = 32; - v1[0]= prevbezt->vec[1][0]; - v1[1]= prevbezt->vec[1][1]; - v2[0]= prevbezt->vec[2][0]; - v2[1]= prevbezt->vec[2][1]; - - v3[0]= bezt->vec[0][0]; - v3[1]= bezt->vec[0][1]; - v4[0]= bezt->vec[1][0]; - v4[1]= bezt->vec[1][1]; + v1[0] = prevbezt->vec[1][0]; + v1[1] = prevbezt->vec[1][1]; + v2[0] = prevbezt->vec[2][0]; + v2[1] = prevbezt->vec[2][1]; + + v3[0] = bezt->vec[0][0]; + v3[1] = bezt->vec[0][1]; + v4[0] = bezt->vec[1][0]; + v4[1] = bezt->vec[1][1]; correct_bezpart(v1, v2, v3, v4); - BKE_curve_forward_diff_bezier(v1[0], v2[0], v3[0], v4[0], data, resol, sizeof(float)*3); - BKE_curve_forward_diff_bezier(v1[1], v2[1], v3[1], v4[1], data+1, resol, sizeof(float)*3); + BKE_curve_forward_diff_bezier(v1[0], v2[0], v3[0], v4[0], data, resol, sizeof(float) * 3); + BKE_curve_forward_diff_bezier(v1[1], v2[1], v3[1], v4[1], data + 1, resol, sizeof(float) * 3); - for (fp= data; resol; resol--, fp+= 3) + for (fp = data; resol; resol--, fp += 3) glVertex2fv(fp); } } /* get next pointers */ - prevbezt= bezt; + prevbezt = bezt; bezt++; /* last point? */ if (b == 0) { - v1[0]= prevbezt->vec[1][0]; - v1[1]= prevbezt->vec[1][1]; + v1[0] = prevbezt->vec[1][0]; + v1[1] = prevbezt->vec[1][1]; glVertex2fv(v1); } } /* extrapolate to right? (see code for left-extrapolation above too) */ if (prevbezt->vec[1][0] < v2d->cur.xmax) { - v1[0]= v2d->cur.xmax; + v1[0] = v2d->cur.xmax; /* y-value depends on the interpolation */ - if ((fcu->extend==FCURVE_EXTRAPOLATE_CONSTANT) || (fcu->flag & FCURVE_INT_VALUES) || (prevbezt->ipo==BEZT_IPO_CONST) || (fcu->totvert==1)) { + if ((fcu->extend == FCURVE_EXTRAPOLATE_CONSTANT) || (fcu->flag & FCURVE_INT_VALUES) || (prevbezt->ipo == BEZT_IPO_CONST) || (fcu->totvert == 1)) { /* based on last keyframe's value */ - v1[1]= prevbezt->vec[1][1]; + v1[1] = prevbezt->vec[1][1]; } - else if (prevbezt->ipo==BEZT_IPO_LIN) { + else if (prevbezt->ipo == BEZT_IPO_LIN) { /* extrapolate linear dosnt use the handle, use the previous points center instead */ - bezt = prevbezt-1; - fac= (prevbezt->vec[1][0]-bezt->vec[1][0])/(prevbezt->vec[1][0]-v1[0]); - if (fac) fac= 1.0f/fac; - v1[1]= prevbezt->vec[1][1]-fac*(prevbezt->vec[1][1]-bezt->vec[1][1]); + bezt = prevbezt - 1; + fac = (prevbezt->vec[1][0] - bezt->vec[1][0]) / (prevbezt->vec[1][0] - v1[0]); + if (fac) fac = 1.0f / fac; + v1[1] = prevbezt->vec[1][1] - fac * (prevbezt->vec[1][1] - bezt->vec[1][1]); } else { /* based on angle of handle 1 (relative to keyframe) */ - fac= (prevbezt->vec[2][0]-prevbezt->vec[1][0])/(prevbezt->vec[1][0]-v1[0]); - if (fac) fac= 1.0f/fac; - v1[1]= prevbezt->vec[1][1]-fac*(prevbezt->vec[2][1]-prevbezt->vec[1][1]); + fac = (prevbezt->vec[2][0] - prevbezt->vec[1][0]) / (prevbezt->vec[1][0] - v1[0]); + if (fac) fac = 1.0f / fac; + v1[1] = prevbezt->vec[1][1] - fac * (prevbezt->vec[2][1] - prevbezt->vec[1][1]); } glVertex2fv(v1); @@ -786,13 +786,13 @@ void graph_draw_ghost_curves(bAnimContext *ac, SpaceIpo *sipo, ARegion *ar) glLineWidth(3.0f); /* anti-aliased lines for less jagged appearance */ - if ((sipo->flag & SIPO_BEAUTYDRAW_OFF)==0) glEnable(GL_LINE_SMOOTH); + if ((sipo->flag & SIPO_BEAUTYDRAW_OFF) == 0) glEnable(GL_LINE_SMOOTH); glEnable(GL_BLEND); /* the ghost curves are simply sampled F-Curves stored in sipo->ghostCurves */ - for (fcu= sipo->ghostCurves.first; fcu; fcu= fcu->next) { + for (fcu = sipo->ghostCurves.first; fcu; fcu = fcu->next) { /* set whatever color the curve has set - * - this is set by the function which creates these + * - this is set by the function which creates these * - draw with a fixed opacity of 2 */ glColor4f(fcu->color[0], fcu->color[1], fcu->color[2], 0.5f); @@ -805,7 +805,7 @@ void graph_draw_ghost_curves(bAnimContext *ac, SpaceIpo *sipo, ARegion *ar) setlinestyle(0); glLineWidth(1.0f); - if ((sipo->flag & SIPO_BEAUTYDRAW_OFF)==0) glDisable(GL_LINE_SMOOTH); + if ((sipo->flag & SIPO_BEAUTYDRAW_OFF) == 0) glDisable(GL_LINE_SMOOTH); glDisable(GL_BLEND); } @@ -819,18 +819,18 @@ void graph_draw_curves(bAnimContext *ac, SpaceIpo *sipo, ARegion *ar, View2DGrid int filter; /* build list of curves to draw */ - filter= (ANIMFILTER_DATA_VISIBLE|ANIMFILTER_CURVE_VISIBLE); + filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_CURVE_VISIBLE); filter |= ((sel) ? (ANIMFILTER_SEL) : (ANIMFILTER_UNSEL)); ANIM_animdata_filter(ac, &anim_data, filter, ac->data, ac->datatype); /* for each curve: * draw curve, then handle-lines, and finally vertices in this order so that - * the data will be layered correctly + * the data will be layered correctly */ - for (ale=anim_data.first; ale; ale=ale->next) { - FCurve *fcu= (FCurve *)ale->key_data; - FModifier *fcm= find_active_fmodifier(&fcu->modifiers); - AnimData *adt= ANIM_nla_mapping_get(ac, ale); + for (ale = anim_data.first; ale; ale = ale->next) { + FCurve *fcu = (FCurve *)ale->key_data; + FModifier *fcm = find_active_fmodifier(&fcu->modifiers); + AnimData *adt = ANIM_nla_mapping_get(ac, ale); /* map keyframes for drawing if scaled F-Curve */ if (adt) @@ -868,7 +868,7 @@ void graph_draw_curves(bAnimContext *ac, SpaceIpo *sipo, ARegion *ar, View2DGrid } /* anti-aliased lines for less jagged appearance */ - if ((sipo->flag & SIPO_BEAUTYDRAW_OFF)==0) glEnable(GL_LINE_SMOOTH); + if ((sipo->flag & SIPO_BEAUTYDRAW_OFF) == 0) glEnable(GL_LINE_SMOOTH); glEnable(GL_BLEND); /* draw F-Curve */ @@ -890,7 +890,7 @@ void graph_draw_curves(bAnimContext *ac, SpaceIpo *sipo, ARegion *ar, View2DGrid setlinestyle(0); glLineWidth(1.0); - if ((sipo->flag & SIPO_BEAUTYDRAW_OFF)==0) glDisable(GL_LINE_SMOOTH); + if ((sipo->flag & SIPO_BEAUTYDRAW_OFF) == 0) glDisable(GL_LINE_SMOOTH); glDisable(GL_BLEND); } @@ -953,35 +953,35 @@ void graph_draw_channel_names(bContext *C, bAnimContext *ac, ARegion *ar) bAnimListElem *ale; int filter; - View2D *v2d= &ar->v2d; - float y= 0.0f, height; + View2D *v2d = &ar->v2d; + float y = 0.0f, height; size_t items; - int i=0; + int i = 0; /* build list of channels to draw */ - filter= (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_LIST_VISIBLE | ANIMFILTER_LIST_CHANNELS); - items= ANIM_animdata_filter(ac, &anim_data, filter, ac->data, ac->datatype); + filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_LIST_VISIBLE | ANIMFILTER_LIST_CHANNELS); + items = ANIM_animdata_filter(ac, &anim_data, filter, ac->data, ac->datatype); /* Update max-extent of channels here (taking into account scrollers): - * - this is done to allow the channel list to be scrollable, but must be done here - * to avoid regenerating the list again and/or also because channels list is drawn first + * - this is done to allow the channel list to be scrollable, but must be done here + * to avoid regenerating the list again and/or also because channels list is drawn first * - offset of ACHANNEL_HEIGHT*2 is added to the height of the channels, as first is for * start of list offset, and the second is as a correction for the scrollers. */ - height= (float)((items*ACHANNEL_STEP) + (ACHANNEL_HEIGHT*2)); + height = (float)((items * ACHANNEL_STEP) + (ACHANNEL_HEIGHT * 2)); UI_view2d_totRect_set(v2d, ar->winx, height); /* loop through channels, and set up drawing depending on their type */ - { /* first pass: just the standard GL-drawing for backdrop + text */ - y= (float)ACHANNEL_FIRST; + { /* first pass: just the standard GL-drawing for backdrop + text */ + y = (float)ACHANNEL_FIRST; - for (ale= anim_data.first, i=0; ale; ale= ale->next, i++) { - const float yminc= (float)(y - ACHANNEL_HEIGHT_HALF); - const float ymaxc= (float)(y + ACHANNEL_HEIGHT_HALF); + for (ale = anim_data.first, i = 0; ale; ale = ale->next, i++) { + const float yminc = (float)(y - ACHANNEL_HEIGHT_HALF); + const float ymaxc = (float)(y + ACHANNEL_HEIGHT_HALF); /* check if visible */ - if ( IN_RANGE(yminc, v2d->cur.ymin, v2d->cur.ymax) || - IN_RANGE(ymaxc, v2d->cur.ymin, v2d->cur.ymax) ) + if (IN_RANGE(yminc, v2d->cur.ymin, v2d->cur.ymax) || + IN_RANGE(ymaxc, v2d->cur.ymin, v2d->cur.ymax) ) { /* draw all channels using standard channel-drawing API */ ANIM_channel_draw(ac, ale, yminc, ymaxc); @@ -991,23 +991,23 @@ void graph_draw_channel_names(bContext *C, bAnimContext *ac, ARegion *ar) y -= ACHANNEL_STEP; } } - { /* second pass: widgets */ - uiBlock *block= uiBeginBlock(C, ar, __func__, UI_EMBOSS); + { /* second pass: widgets */ + uiBlock *block = uiBeginBlock(C, ar, __func__, UI_EMBOSS); size_t channel_index = 0; - y= (float)ACHANNEL_FIRST; + y = (float)ACHANNEL_FIRST; /* set blending again, as may not be set in previous step */ glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); glEnable(GL_BLEND); - for (ale= anim_data.first, i=0; ale; ale= ale->next, i++) { - const float yminc= (float)(y - ACHANNEL_HEIGHT_HALF); - const float ymaxc= (float)(y + ACHANNEL_HEIGHT_HALF); + for (ale = anim_data.first, i = 0; ale; ale = ale->next, i++) { + const float yminc = (float)(y - ACHANNEL_HEIGHT_HALF); + const float ymaxc = (float)(y + ACHANNEL_HEIGHT_HALF); /* check if visible */ - if ( IN_RANGE(yminc, v2d->cur.ymin, v2d->cur.ymax) || - IN_RANGE(ymaxc, v2d->cur.ymin, v2d->cur.ymax) ) + if (IN_RANGE(yminc, v2d->cur.ymin, v2d->cur.ymax) || + IN_RANGE(ymaxc, v2d->cur.ymin, v2d->cur.ymax) ) { /* draw all channels using standard channel-drawing API */ ANIM_channel_draw_widgets(C, ac, ale, block, yminc, ymaxc, channel_index); |