Differential D1812 Diff 6164 source/blender/blenkernel/intern/fcurve.c

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source/blender/blenkernel/intern/fcurve.c

Show First 20 Lines • Show All 1,143 Lines • ▼ Show 20 Lines	else {
return 0.0f;		return 0.0f;
}		}

/* if we're still here, we should be ok... */		/* if we're still here, we should be ok... */
dtar->flag &= ~DTAR_FLAG_INVALID;		dtar->flag &= ~DTAR_FLAG_INVALID;
return value;		return value;
}		}

		/**
		* Same as 'dtar_get_prop_val'. but just get the RNA data.
		*/
		bool driver_get_variable_object(
		ChannelDriver driver, DriverTarget dtar,
		PointerRNA id_ptr, PropertyRNA r_prop, int r_index)
		{
		PointerRNA ptr;
		PropertyRNA *prop;
		ID *id;
		int index = -1;

		/* sanity check */
		if (ELEM(NULL, driver, dtar))
		return 0.0f;

		id = dtar_id_ensure_proxy_from(dtar->id);

		/* error check for missing pointer... */
		if (id == NULL) {
		if (G.debug & G_DEBUG) {
		printf("Error: driver has an invalid target to use (path = %s)\n", dtar->rna_path);
		}

		driver->flag \|= DRIVER_FLAG_INVALID;
		dtar->flag \|= DTAR_FLAG_INVALID;
		return 0.0f;
		}

		/* get RNA-pointer for the ID-block given in target */
		RNA_id_pointer_create(id, id_ptr);

		/* get property to read from, and get value as appropriate */
		if (dtar->rna_path == NULL \|\| dtar->rna_path[0] == '\0') {
		prop = NULL; /* ok */
		}
		else if (RNA_path_resolve_property_full(id_ptr, dtar->rna_path, &ptr, &prop, &index)) {
		/* ok */
		}
		else {
		/* path couldn't be resolved */
		if (G.debug & G_DEBUG) {
		printf("Driver Evaluation Error: cannot resolve target for %s -> %s\n", id->name, dtar->rna_path);
		}

		*r_prop = NULL;
		*r_index = -1;

		driver->flag \|= DRIVER_FLAG_INVALID;
		dtar->flag \|= DTAR_FLAG_INVALID;
		return false;
		}

		*r_prop = prop;
		*r_index = index;

		/* if we're still here, we should be ok... */
		dtar->flag &= ~DTAR_FLAG_INVALID;
		return true;
		}

/* Helper function to obtain a pointer to a Pose Channel (for evaluating drivers) */		/* Helper function to obtain a pointer to a Pose Channel (for evaluating drivers) */
static bPoseChannel dtar_get_pchan_ptr(ChannelDriver driver, DriverTarget *dtar)		static bPoseChannel dtar_get_pchan_ptr(ChannelDriver driver, DriverTarget *dtar)
{		{
ID *id;		ID *id;
/* sanity check */		/* sanity check */
if (ELEM(NULL, driver, dtar))		if (ELEM(NULL, driver, dtar))
return NULL;		return NULL;

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