Differential D2543 Diff 8380 source/blender/editors/space_view3d/view3d_view.c

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source/blender/editors/space_view3d/view3d_view.c

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/**		/**
* \warning be sure to account for a negative return value		* \warning be sure to account for a negative return value
* This is an error, "Too many objects in select buffer"		* This is an error, "Too many objects in select buffer"
* and no action should be taken (can crash blender) if this happens		* and no action should be taken (can crash blender) if this happens
*		*
* \note (vc->obedit == NULL) can be set to explicitly skip edit-object selection.		* \note (vc->obedit == NULL) can be set to explicitly skip edit-object selection.
*/		*/
short view3d_opengl_select(ViewContext vc, unsigned int buffer, unsigned int bufsize, const rcti *input, bool do_nearest)		short view3d_opengl_select(
		ViewContext vc, unsigned int buffer, unsigned int bufsize, const rcti *input,
		int select_mode)
{		{
Scene *scene = vc->scene;		Scene *scene = vc->scene;
View3D *v3d = vc->v3d;		View3D *v3d = vc->v3d;
ARegion *ar = vc->ar;		ARegion *ar = vc->ar;
rctf rect;		rctf rect;
short hits;		short hits;
const bool use_obedit_skip = (scene->obedit != NULL) && (vc->obedit == NULL);		const bool use_obedit_skip = (scene->obedit != NULL) && (vc->obedit == NULL);
const bool do_passes = do_nearest && GPU_select_query_check_active();

G.f \|= G_PICKSEL;		G.f \|= G_PICKSEL;

/* case not a border select */		/* case not a border select */
if (input->xmin == input->xmax) {		if (input->xmin == input->xmax) {
rect.xmin = input->xmin - 12; /* seems to be default value for bones only now */		rect.xmin = input->xmin - 12; /* seems to be default value for bones only now */
rect.xmax = input->xmin + 12;		rect.xmax = input->xmin + 12;
rect.ymin = input->ymin - 12;		rect.ymin = input->ymin - 12;
Show All 9 Lines	short view3d_opengl_select(
if (v3d->drawtype > OB_WIRE) {		if (v3d->drawtype > OB_WIRE) {
v3d->zbuf = true;		v3d->zbuf = true;
glEnable(GL_DEPTH_TEST);		glEnable(GL_DEPTH_TEST);
}		}

if (vc->rv3d->rflag & RV3D_CLIPPING)		if (vc->rv3d->rflag & RV3D_CLIPPING)
ED_view3d_clipping_set(vc->rv3d);		ED_view3d_clipping_set(vc->rv3d);

if (do_passes)		if (select_mode == VIEW3D_SELECT_DEPTH_SORT_NEAREST) {
GPU_select_begin(buffer, bufsize, &rect, GPU_SELECT_NEAREST_FIRST_PASS, 0);		GPU_select_begin(buffer, bufsize, &rect, GPU_SELECT_DEPTH_SORT_NEAREST, 0);
else		}
		else if (select_mode == VIEW3D_SELECT_DEPTH_SORT_ALL) {
		GPU_select_begin(buffer, bufsize, &rect, GPU_SELECT_DEPTH_SORT_ALL, 0);
		}
		else {
GPU_select_begin(buffer, bufsize, &rect, GPU_SELECT_ALL, 0);		GPU_select_begin(buffer, bufsize, &rect, GPU_SELECT_ALL, 0);
		}

view3d_select_loop(vc, scene, v3d, ar, use_obedit_skip);		view3d_select_loop(vc, scene, v3d, ar, use_obedit_skip);

hits = GPU_select_end();		hits = GPU_select_end();

/* second pass, to get the closest object to camera */
if (do_passes) {
GPU_select_begin(buffer, bufsize, &rect, GPU_SELECT_NEAREST_SECOND_PASS, hits);

view3d_select_loop(vc, scene, v3d, ar, use_obedit_skip);

GPU_select_end();
}

G.f &= ~G_PICKSEL;		G.f &= ~G_PICKSEL;
view3d_winmatrix_set(ar, v3d, NULL);		view3d_winmatrix_set(ar, v3d, NULL);
mul_m4_m4m4(vc->rv3d->persmat, vc->rv3d->winmat, vc->rv3d->viewmat);		mul_m4_m4m4(vc->rv3d->persmat, vc->rv3d->winmat, vc->rv3d->viewmat);

if (v3d->drawtype > OB_WIRE) {		if (v3d->drawtype > OB_WIRE) {
v3d->zbuf = 0;		v3d->zbuf = 0;
glDisable(GL_DEPTH_TEST);		glDisable(GL_DEPTH_TEST);
}		}
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