added linked worlds

1 files changed, 24 insertions, 1 deletions

diff --git a/src/World.cpp b/src/World.cpp
index 022948f..c3a76c7 100644
--- a/src/World.cpp
+++ b/src/World.cpp
@@ -1,6 +1,11 @@
 #include <World.h>

 

-World::World(float width){

+World::World(void){

+	line=NULL;

+	lineCount=0;

+	toLeft=toRight=NULL;

+}

+World::World(const float width,World *l,World *r){

 	unsigned int i;

 	double f;

 	lineCount=width/HLINE+1;

@@ -8,6 +13,24 @@ World::World(float width){
 		std::cout<<"Failed to allocate memory!"<<std::endl;

 		abort();

 	}

+	toLeft=l;

+	toRight=r;

+	if(toLeft){

+		if(toLeft->toRight){

+			std::cout<<"There's already a world to the left!"<<std::endl;

+			abort();

+		}else{

+			toLeft->toRight=this;

+		}

+	}

+	if(toRight){

+		if(toRight->toLeft){

+			std::cout<<"There's already a world to the right!"<<std::endl;

+			abort();

+		}else{

+			toRight->toLeft=this;

+		}

+	}

 	line[0].start=(rand()%100)/100.0f-0.8f; // lazy

 	if(line[0].start>-0.5f)line[0].start=-0.7f;

 	for(i=10;i<lineCount;i+=10){