World stuff

1 files changed, 38 insertions, 0 deletions

diff --git a/src/World.cpp b/src/World.cpp
new file mode 100644
index 0000000..feeeb1f
--- /dev/null
+++ b/src/World.cpp
@@ -0,0 +1,38 @@
+#include <World.h>
+
+World::World(const char *l1,const char *l2,const char *l3,const char *bg){
+	unsigned char i=0;
+	SDL_Surface *l;
+	const char *f[4]={l1,l2,l3,bg};
+	memset(layer,0,sizeof(struct layer_t)*4);
+	for(;i<4;i++){
+		l=IMG_Load(f[i]);
+		if(l!=NULL){
+			glGenTextures(1,&layer[i].tex);
+			glBindTexture(GL_TEXTURE_2D,layer[i].tex);
+			glTexParameterf(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_LINEAR);
+			glTexParameterf(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_LINEAR);
+			glTexParameterf(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S,GL_CLAMP_TO_EDGE);
+			glTexParameterf(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T,GL_CLAMP_TO_EDGE);
+			glTexImage2D(GL_TEXTURE_2D,0,GL_RGB,l->w,l->h,0,GL_RGB,GL_UNSIGNED_BYTE,l->pixels);
+			SDL_FreeSurface(l);
+		}
+	}
+}
+void World::draw(void){
+	int i;
+	float x;
+	glEnable(GL_TEXTURE_2D);
+	for(i=2;i>=0;i--){
+		glBindTexture(GL_TEXTURE_2D,layer[i].tex);
+		glBegin(GL_QUADS);
+			for(x=-1;x<=1;x+=(TEX_SIZE/(float)(i+1))){
+				glTexCoord2d(1,1);glVertex2f(x   	   ,LAYER0_Y-TEX_SIZE+(i*.2));
+				glTexCoord2d(0,1);glVertex2f(x+TEX_SIZE,LAYER0_Y-TEX_SIZE+(i*.2));
+				glTexCoord2d(0,0);glVertex2f(x+TEX_SIZE,LAYER0_Y			+(i*.2));
+				glTexCoord2d(1,0);glVertex2f(x		   ,LAYER0_Y			+(i*.2));
+			}
+		glEnd();
+	}
+	glDisable(GL_TEXTURE_2D);
+}