Differential D2543 Diff 8402 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)		int 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;
rcti rect;		rcti rect;
short hits;		int 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();		const bool is_pick_select = (U.gpu_select_pick_deph != 0);
		const bool do_passes = (
		(is_pick_select == false) &&
		(select_mode == VIEW3D_SELECT_PICK_NEAREST) &&
		GPU_select_query_check_active());

G.f \|= G_PICKSEL;		char gpu_select_mode;

/* case not a border select */		/* case not a border select */
if (input->xmin == input->xmax) {		if (input->xmin == input->xmax) {
/* seems to be default value for bones only now */		/* seems to be default value for bones only now */
BLI_rcti_init_pt_radius(&rect, (const int[2]){input->xmin, input->ymin}, 12);		BLI_rcti_init_pt_radius(&rect, (const int[2]){input->xmin, input->ymin}, 12);
}		}
else {		else {
rect = *input;		rect = *input;
}		}

		if (is_pick_select) {
		if (is_pick_select && select_mode == VIEW3D_SELECT_PICK_NEAREST) {
		gpu_select_mode = GPU_SELECT_PICK_NEAREST;
		}
		else if (is_pick_select && select_mode == VIEW3D_SELECT_PICK_ALL) {
		gpu_select_mode = GPU_SELECT_PICK_ALL;
		}
		else {
		gpu_select_mode = GPU_SELECT_ALL;
		}
		}
		else {
		if (do_passes) {
		gpu_select_mode = GPU_SELECT_NEAREST_FIRST_PASS;
		}
		else {
		gpu_select_mode = GPU_SELECT_ALL;
		}
		}

		/* Re-use cache (rect must be smaller then the cached)
		* other context is assumed to be unchanged */
		if (GPU_select_is_cached()) {
		GPU_select_begin(buffer, bufsize, &rect, gpu_select_mode, 0);
		GPU_select_cache_load_id();
		hits = GPU_select_end();
		goto finally;
		}

		G.f \|= G_PICKSEL;

view3d_winmatrix_set(ar, v3d, &rect);		view3d_winmatrix_set(ar, v3d, &rect);
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 = 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)		GPU_select_begin(buffer, bufsize, &rect, gpu_select_mode, 0);
GPU_select_begin(buffer, bufsize, &rect, GPU_SELECT_NEAREST_FIRST_PASS, 0);
else
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 */		/* second pass, to get the closest object to camera */
if (do_passes) {		if (do_passes) {
GPU_select_begin(buffer, bufsize, &rect, GPU_SELECT_NEAREST_SECOND_PASS, hits);		GPU_select_begin(buffer, bufsize, &rect, GPU_SELECT_NEAREST_SECOND_PASS, hits);
Show All 9 Lines	int view3d_opengl_select(

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

if (vc->rv3d->rflag & RV3D_CLIPPING)		if (vc->rv3d->rflag & RV3D_CLIPPING)
ED_view3d_clipping_disable();		ED_view3d_clipping_disable();

		finally:
if (hits < 0) printf("Too many objects in select buffer\n"); /* XXX make error message */		if (hits < 0) printf("Too many objects in select buffer\n"); /* XXX make error message */

return hits;		return hits;
}		}

/* ******************** local view operator ****************** */		/* ******************** local view operator ****************** */

static unsigned int free_localbit(Main *bmain)		static unsigned int free_localbit(Main *bmain)
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