Function ApplyAddAttribute

src/effects/effects_apply.c:270–294

}

static void ApplyAddAttribute
(
	FILE *stream,     // effects stream
	GraphContext *gc  // graph to operate on
) {
	//--------------------------------------------------------------------------
	// effect format:
	// effect type
	// attribute name
	//--------------------------------------------------------------------------
	
	// read attribute name length
	size_t l;
	fread_assert(&l, sizeof(l), stream);

	// read attribute name
	const char attr[l];
	fread_assert(attr, l, stream);

	// attr should not exist
	ASSERT(GraphContext_GetAttributeID(gc, attr) == ATTRIBUTE_ID_NONE);

	// add attribute
	FindOrAddAttribute(gc, attr, false);
}

// process Update_Edge effect
static void ApplyUpdateEdge