From de36d85107a306828482c910731f164ab46e936d Mon Sep 17 00:00:00 2001 From: Clyne Sullivan Date: Wed, 9 Sep 2015 19:54:58 -0400 Subject: World stuff --- src/World.cpp | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 src/World.cpp (limited to 'src/World.cpp') 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::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); +} -- cgit v1.2.3