cleaning stuff

1 files changed, 0 insertions, 856 deletions

diff --git a/src/point.c~ b/src/point.c~
deleted file mode 100644
index d587fb6..0000000
--- a/src/point.c~
+++ /dev/null
@@ -1,856 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <time.h>
-#include <math.h>
-#include "glfww.h"
-#include <unistd.h>
-double NUU = 0.0;
-double FL_DIS = 1e-10;
-double NaN = 0.0f/0.0f;
-
-typedef struct {
-  double x;
-  double y;
-  double z;
-  int vertex;
-} cord;
-cord poi_d(double x1,double y1,double x2, double y2,int len,GLfloat* pixels){
-	double m1 = (y2-y1)/(x2-x1);
-	double b1 = y1 - m1 * x1;
-	cord aa;
-	aa.x = 0;
-	aa.y = 0;
-	aa.z = -1;
-		
-	int coll = 0;
-	for(int yyu = 0; yyu!=len-1; yyu++){ 
-     
-  	double x3 = pixels[yyu*2];
-    double x4 = pixels[(yyu+1)*2];
-    double y3 = pixels[yyu*2+1];
-    double y4 = pixels[(yyu+1)*2+1];
-    double m2 = (y4-y3)/(x4-x3);
-       
-    double b2 = y3 - m2 * x3;
-
-    double nsx = (b2-b1)/(m1-m2);
-    double nsy = m1*nsx+b1;
-     
-    if(!(nsx >= greater(lesser(x1, x2), lesser(x3, x4)) && nsx <= lesser(greater(x1, x2), greater(x3, x4)))
-          
-					||(diff(nsx,x2)<FL_DIS&&diff(nsy,y2)<FL_DIS)
-					||(diff(nsx,x1)<FL_DIS&&diff(nsy,y1)<FL_DIS))
-          continue;	
-			aa.x = nsx;
-			aa.y = nsy;
-			aa.z = 1;
-			coll=1;
-			break; 
-  }
-	return aa;
-}
-
-typedef struct {
-  float r;
-  float g;
-  float b;
-} color;
-typedef struct {
-  cord at;
-  color color;
-} point;
-typedef struct {
-  point* c;
-  point* vert;
-  double vlen;
-  double len;
-} point_arr;
-double binomial(int n, int k){
-  if(n==k)
-    return 1.0;
-  double v = 1.0; 
-  for(int i = 1; i<=k; i++){
-    v=v*((float)(n+1-i)/i);
-  } 
-  return v;
-}
-int ma = 4;
-
-typedef struct {
-  GLfloat* at;
-  int len;
-} glfl_a;
-typedef struct {
-  glfl_a* at;
-  int len;
-} glfl_m;
-GLuint prog;
-const char* vshader_src = 
-  "#version 330\n"
-  "layout (location = 0) in vec3 pos;\n"
-  "layout (location = 1) in vec3 color;\n"
-  "out vec3 ncolor;\n"
-  "void main(){\n"
-  "ncolor = color;\n"
-  "gl_Position = vec4(pos,1.0);\n" 
-  "};";
-const char* fshader_src = 
-  "#version 330\n"
-  "in vec3 ncolor;\n"
-  "out vec3 color;\n"
-  "void main(){\n"
-  "gl_FragColor = vec4(ncolor,1.0);\n"
-  "};";
-GLuint vshader_comp(const char* shader_src){
-  GLuint vertid = glCreateShader(GL_VERTEX_SHADER);
-  glShaderSource(vertid,1,(const GLchar**)&shader_src, NULL);
-  glCompileShader(vertid);
-  return vertid;
-}
-GLuint fshader_comp(const char* shader_src){
-  GLuint fragid = glCreateShader(GL_FRAGMENT_SHADER);
-  glShaderSource(fragid,1,(const GLchar**)&shader_src, NULL);
-  glCompileShader(fragid);
-  return fragid;
-}
-GLuint build_shader(GLuint vertid, GLuint fragid){
-  GLuint progid = glCreateProgram();
-  glAttachShader(progid,vertid);
-  glAttachShader(progid,fragid);
-  glLinkProgram(progid);
-  return progid;
-}
-point_arr* basier2d(double*xx,double*yy,int n,float rr, float gg, float bb){ 
-  
-  n-=1;
-
-  int lle = diff(get_w(),greater(yy[0]+yy[1],xx[0]+xx[1]))/2;
-  double aaar = (1.0/lle);
-  
-  point_arr* pa;
-  pa = malloc(sizeof(*pa));
-  pa->c = malloc(sizeof(*pa->c)*(lle*60));
-  pa->vert = malloc(sizeof(*pa->vert)*(n*60));
-
-  if(pa->c==NULL||pa->vert==NULL)
-    err("failed to allocate basier array",pexit);
-  
-  pa->len = lle;
-  for(int iy = 0; iy<=lle;iy+=1){
-    double t = aaar*iy;
-    double bcx = 0;
-    double bcy = 0;
-    for(int i = 0; i <=n;i++){
-      double pp = binomial(n,i) * pow((1 - t),(n - i)) * pow(t,i);
-      bcx +=  pp * xx[i];
-      bcy +=  pp * yy[i]; 
-    } 
-    pa->c[iy].at.x = bcx;
-    pa->c[iy].at.y = bcy;
-    pa->c[iy].at.vertex = 0;
-    for(int as = 0; as<=n; as++){
-      if(xx[as]==bcx&&yy[as]==bcy){
-        pa->c[iy].at.vertex = 1;
-        break;
-      }
-    }
-    pa->c[iy].color.r = rr;
-    pa->c[iy].color.g = gg;
-    pa->c[iy].color.b = bb;
-  }
-  for(int i = 0; i<=n; i++){
-    pa->vert[i].at.x = xx[i];
-    pa->vert[i].at.y = yy[i]; 
-  }
-  pa->vlen = n; 
-  return pa;
-}
-typedef struct {
-	GLfloat* pix;
-	GLfloat* col;
-	int len;
-} glfl_ar;
-void render_p(glfl_ar* bba){
-	GLuint verta;
-  glGenVertexArrays(1,&verta);
-  glBindVertexArray(verta);
-
-  GLuint vetb;
-  glGenBuffers(1,&vetb);
-  glBindBuffer(GL_ARRAY_BUFFER,vetb);
-  glBufferData(GL_ARRAY_BUFFER,sizeof(*bba->pix)*(bba->len*3),bba->pix,GL_STATIC_DRAW);
-  
-  glEnableVertexAttribArray(0);
-  glBindBuffer(GL_ARRAY_BUFFER,vetb);
-  glVertexAttribPointer(0,2,GL_FLOAT,GL_FALSE,0,(void*)0);
-  
-  GLuint colb;
-  glGenBuffers(1,&colb);
-  glBindBuffer(GL_ARRAY_BUFFER,colb);
-  glBufferData(GL_ARRAY_BUFFER,sizeof(*bba->col)*(bba->len*4),bba->col,GL_STATIC_DRAW);
-
-  glEnableVertexAttribArray(1);
-  glBindBuffer(GL_ARRAY_BUFFER,colb);
-  glVertexAttribPointer(1,3,GL_FLOAT,GL_FALSE,0,(void*)0);
-
-  glDrawArrays(GL_POINTS,0,bba->len);
-  glDeleteBuffers(1,&vetb);
-  glDeleteBuffers(1,&colb);
-}
-glfl_ar* perspective_proj(GLFWwindow* b,point_arr* c,double ctx,double cty,double ctz,double cx, double cy, double cz){ 
-  GLfloat* pixels = malloc(sizeof(*pixels)*((1+c->len)*4));
-  GLfloat* colors = malloc(sizeof(*colors)*((1+c->len)*4));
-  if(pixels==NULL||colors==NULL)
-    err("failed to allocate perspective array:(",pexit);
-   
-  double coy = cos(cty);
-  double siz = sin(ctz);
-  double coz = cos(ctz);
-  double six = sin(ctx);
-  double siy = sin(cty);
-  double cox = cos(ctx);
-  double fov = 0.002;
-  double ex = cx;
-  double ey = cy; 
-  refresh_size(b); 
-  GLuint fb = 0;
-  int c_len = 0;
-  //double ez=1/tan(fov/2); //i dont get this at all
-  double ez=get_w()*2;
-  glEnableClientState(GL_VERTEX_ARRAY);
-  
-  for(int i = 0; i!=c->len; i++){
-    double ax = c->c[i].at.x;
-    double ay = c->c[i].at.y;
-    double az = c->c[i].at.z;
-    
-    double eyz = (coz*(ay-cy)-siz*ax-cx);
-    double yzm = (coy*(az-cz) + siy*(siz*(ay-cy) + coz*(ax-cx)));
-    double dx = coy * (siz*(ay-cy) + coz*(ax-cx)) - (siy*(az-cz));
-    double dy = six * yzm + cox*eyz;
-    double dz = cox * yzm - six*eyz; 
-   
-    double bx = ez/dz*dx+dx;
-    double by = ez/dz*dy+dy; 
-    if(dz>-1){
-      ab_to_vp(xa,ya,get_w(),get_h(),bx,by);
-      pixels[c_len*2] = xa+1;
-      pixels[c_len*2+1] = ya;
-      colors[c_len*3] = c->c[i].color.r;
-      colors[c_len*3+1] = c->c[i].color.g;
-      colors[c_len*3+2] = c->c[i].color.b;
-      c_len++;
-    }
-  }
-  
-  double fc_len = c_len;
-  for(int i = 0; i<=fc_len-1; i++){
-    double x22[2] = {pixels[i*2],pixels[(i+1)*2]};
-    double y22[2] = {pixels[i*2+1],pixels[(i+1)*2+1]};
-    point_arr* bas = basier2d(x22,y22,2,0.1f,0.1f,0.1f);
-    for(int zaa=0; zaa<=bas->len; zaa++){
-        pixels = realloc(pixels,sizeof *pixels *((c_len+1)*3));
-        colors = realloc(colors,sizeof *colors *((c_len+1)*4));    
-        pixels[c_len*2] = bas->c[zaa].at.x;
-        pixels[c_len*2+1] = bas->c[zaa].at.y; 
-        colors[c_len*3] = 0.1f;
-        colors[c_len*3+1] = 1.0f; 
-        colors[c_len*3+2] = 1.0f; 
-        c_len++;
-    }
-    free(bas->c);
-    free(bas->vert);
-    free(bas);
-  }
-  double dclen = c_len;
-  int vvi = 0;
-  
-  glfl_m* trline = malloc(sizeof(*trline)*get_w()*30);
-  trline->len = 0;
-  trline->at = malloc(sizeof(*trline->at)*get_w()*40);
-  for(int i = 0; i<=c->len; i++){
-    if(c->c[i].at.vertex==1){ 
-      if(pixels==NULL||colors==NULL)
-        abort();
-      vvi++;
-      
-      trline->at[trline->len].at = malloc(sizeof(*trline->at[trline->len].at)*(c_len+get_w()*2)*30);
-      trline->at[trline->len].len = 0;
-      double ttt = -1.0;
-      int p_b = 0;
-      int p_b2 = 0;
-      int p_b3 = 0;
-      int p_b4 = 0;
-      double ttt2 = 1.0;
-     
-      int found1 = 1;
-      int found2 = 1;
-      
-			for(int jj = 0; jj<=dclen-1; jj++){
-        float sad = 3.0f;
-        float sad2 = 30.0f;
-        if(pixels[jj*2]<pixels[i*2]&&diff(pixels[jj*2],pixels[i*2])>(float)sad2/get_w()
-          &&diff(pixels[jj*2+1],pixels[i*2+1])<(float)sad/get_w()&&i!=jj){
-          p_b=1;
-          if(pixels[jj*2]>ttt)
-            ttt=pixels[jj*2];
-          
-        }
-        if(diff(pixels[jj*2],pixels[i*2])>(float)sad2/get_w()
-          &&diff(pixels[jj*2+1],pixels[i*2+1])<(float)sad/get_w()&&i!=jj&&
-          pixels[jj*2]>pixels[i*2]){ 
-          p_b2=1;
-          
-          if(pixels[jj*2]<ttt2)
-            ttt2=pixels[jj*2];
-          
-        }
-        if(diff(pixels[jj*2+1],pixels[i*2+1])>(float)sad/get_w()
-          &&diff(pixels[jj*2],pixels[i*2])<(float)sad2/get_w()&&i!=jj&&pixels[jj*2+1]>pixels[i*2+1]){
-            p_b3=1;
-        }
-        if(diff(pixels[jj*2+1],pixels[i*2+1])>(float)sad/get_w()
-          &&diff(pixels[jj*2],pixels[i*2])<(float)sad2/get_w()&&i!=jj&&pixels[jj*2+1]<pixels[i*2+1]){
-            p_b4=1;
-        }
-        
-      }
-    
-    if(!p_b3||!p_b4){
-        free(trline->at[trline->len].at);
-        
-        continue;
-    }
-		
-    
-    double cb = 1.0;
-    double sb = 1.0/get_w();
-    double ib = cb/get_w();
-    if(p_b)
-      for(double zz = pixels[i*2]; diff(zz,ttt)>ib&&zz>-1;zz-=(float)sb){ 
-        pixels = realloc(pixels,sizeof *pixels *((c_len+1)*3)); 
-        colors = realloc(colors,sizeof *colors *((c_len+1)*4));
-        trline->at[trline->len].at[trline->at[trline->len].len*2] = zz;
-        trline->at[trline->len].at[trline->at[trline->len].len*2+1] = pixels[i*2+1];
-        pixels[c_len*2] = zz;
-        pixels[c_len*2+1] = pixels[i*2+1]; 
-        colors[c_len*3] = 0.1f;
-        colors[c_len*3+1] = vvi==3?0.1f:vvi==4?0.5f:1.0f; 
-        colors[c_len*3+2] = 1.0f; 
-        c_len++;
-        trline->at[trline->len].len++;
-
-       
-      } 
-    if(p_b2)
-      for(double zz = pixels[i*2]; diff(zz,ttt2)>ib&&zz<1;zz+=(float)sb){
-      
-        pixels = realloc(pixels,sizeof *pixels *((c_len+1)*3));
-        colors = realloc(colors,sizeof *colors *((c_len+1)*4));
-        int brea = 0;
-        trline->at[trline->len].at[trline->at[trline->len].len*2] = zz;
-        trline->at[trline->len].at[trline->at[trline->len].len*2+1] = pixels[i*2+1];
-        pixels[c_len*2] = zz;
-        pixels[c_len*2+1] = pixels[i*2+1]; 
-        colors[c_len*3] = 0.1f;
-        colors[c_len*3+1] = vvi==3?0.1f:vvi==4?0.5f:1.0f; 
-        colors[c_len*3+2] = 1.0f; 
-        c_len++;
-        trline->at[trline->len].len++;
-       
-      }
-    
-    
-    trline->len++;
-    }
-  }
-
-  if(trline->len>1){
-  for(int ii = 0; ii!=trline->len-1; ii++){ 
-    if(trline->at[ii].at[3]<trline->at[ii+1].at[3]){
-      glfl_a temp = trline->at[ii];
-      trline->at[ii] = trline->at[ii+1];
-      trline->at[ii+1] = temp;
-      ii=-1;
-    }
-      
-  }}
-  double ffclen = c_len;
-
-  double lmax_t = -2.0;
-  double lmin_t = 2.0;
-  double lmax2_t = -2.0;
-  double lmin2_t = 2.0;
-  for(int zzi = 0; zzi!=trline->len; zzi++){
-    double max_t = -2.0;
-    double min_t = 2.0;
-    double max2_t = -2.0;
-    double min2_t = 2.0;
-    for(int zzi2 = 0; zzi2!=trline->at[zzi].len;zzi2++){
-      if(max_t<trline->at[zzi].at[zzi2*2]){
-      	max_t = trline->at[zzi].at[zzi2*2];
-      	max2_t = trline->at[zzi].at[zzi2*2+1];
-      }
-      if(min_t>=trline->at[zzi].at[zzi2*2]){
-      	min_t = trline->at[zzi].at[zzi2*2];
-      	min2_t = trline->at[zzi].at[zzi2*2+1];
-      }
-       
-    }
-    
-    free(trline->at[zzi].at);
-		if (trline->at[zzi].len == 0)
-      continue; 
-    if(lmax2_t!=max2_t&&lmin_t!=2.0&&lmax_t!=-2.0){
-
-    float color = (float)zzi/trline->len;
-    float color2 = 1.0f-((float)zzi/trline->len);
-    double di = pow(lmin_t-max_t,2)+pow(lmin2_t-max2_t,2);//sqrt should be used here
-    double di2 = pow(lmax_t-min_t,2)+pow(lmax2_t-min2_t,2);
-    double ux1, uy1, ux2, uy2;
-    int ma_to_mi = 0;
-		if (di > di2) {
-    	ux1 = max_t;
-    	uy1 = max2_t;
-    	ux2 = lmin_t;
-    	uy2 = lmin2_t;
-			ma_to_mi=1;
-    } else {
-    	ux1 = min_t;
-    	uy1 = min2_t;
-    	ux2 = lmax_t;
-    	uy2 = lmax2_t;
-    }
-    
-    color2 = 1.0f;
-    
-		double x1 = ma_to_mi?max_t:min_t;
-    double x2 = ma_to_mi?lmin_t:lmax_t;
-		double ite = ((float)get_w()/4);
-	
-		double ite1 = fabs(max_t/ite);
-		double ite2 = fabs(lmax_t/ite);
-	
-		double y1 = uy1;
-    double y2 = uy2; 	
-		
-		for(;(ma_to_mi?x1>=x2:x1<=x2);(ma_to_mi?(x1-=ite1):(x1+=ite2))){	
-		
-		cord aaaa = poi_d(x1,y1,x2,y2,fc_len,pixels);	
-    
-		if(aaaa.z==1){
-			continue;
-		}
-		double bb[] = {x1,x2};
-    double bb2[] = {y1, y2};
-    point_arr* asd = basier2d(bb,bb2,2,0.1,0.1,0.1);
-		
-    for(int lli = 0; lli!=asd->len; lli++){
-    	pixels = realloc(pixels,sizeof *pixels *((c_len+1)*4));
-    	colors = realloc(colors,sizeof *colors *((c_len+1)*5)); 
-    	double dd = 10;
-    	
-    	pixels[c_len*2] = asd->c[lli].at.x;
-    	pixels[c_len*2+1] = asd->c[lli].at.y; 
-    	colors[c_len*3] = color2;
-    	colors[c_len*3+1] = color;//vvi==3?0.1f:vvi==4?0.5f:1.0f; 
-    	colors[c_len*3+2] = 0.0f; 
-    	c_len++;
-    }
-    free(asd->c);
-    free(asd->vert);
-    free(asd);
-		break;
-		}
-		
-    }
-    lmax_t = max_t;
-    lmin_t = min_t;
-    lmax2_t = max2_t;
-    lmin2_t = min2_t; 
-  }
-  free(trline->at);
-  free(trline);
-  glPointSize(4.0f);
-   
-  glfl_ar* rea = malloc(sizeof(*rea));
-	rea->col = colors;
-	rea->pix = pixels;
-	rea->len = c_len;
-
-	return rea; 
-}
-point_arr* basier3d(double*xx,double*yy,double*zz,int n,float rr, float gg, float bb){
-  point_arr* pa;
-  pa = malloc(sizeof(*pa));
-  pa->c = malloc(sizeof(*pa->c)*(get_w()*60));
-  pa->vert = malloc(sizeof(*pa->vert)*(n*60));
-
-  if(pa->c==NULL||pa->vert==NULL)
-    err("failed to allocate basier array",pexit); 
-  n-=1;
-
-  
-  double aaar = (1.0/get_w());
-  double am = 2;
-  pa->len = am;
-  for(int iy = 0; iy<=2;iy+=1){
-    double t = (1.0/am)*iy;
-    double bcx = 0;
-    double bcy = 0;
-    double bcz = 0;
-    for(int i = 0; i <=n;i++){
-      double pp = binomial(n,i) * pow((1 - t),(n - i)) * pow(t,i);
-      bcx +=  pp * xx[i];
-      bcy +=  pp * yy[i];
-      bcz +=  pp * zz[i]; 
-    } 
-    pa->c[iy].at.x = bcx;
-    pa->c[iy].at.y = bcy;
-    pa->c[iy].at.z = bcz;
-    pa->c[iy].at.vertex = 0;
-    for(int as = 0; as<=n; as++){
-      if(xx[as]==bcx&&yy[as]==bcy&&zz[as]==bcz){
-        pa->c[iy].at.vertex = 1;
-        break;
-      }
-    }
-    pa->c[iy].color.r = rr;
-    pa->c[iy].color.g = gg;
-    pa->c[iy].color.b = bb;
-  }
-  for(int i = 0; i<=n; i++){
-    pa->vert[i].at.x = xx[i];
-    pa->vert[i].at.y = yy[i]; 
-    pa->vert[i].at.z = zz[i]; 
-  }
-  pa->vlen = n; 
-  return pa;
-}
-void join_cords(point_arr* a, point_arr* b){
-  int a_len = a->len;
-  int a_vlen = a->vlen;
-  a->c = realloc(a->c,sizeof(*a->c)*(a->len+b->len)*60);
-  a->vert = realloc(a->vert,sizeof(*a->vert)*(a->vlen+b->vlen)*60);
-  a->len+=b->len;
-  a->vlen+=b->vlen;
-  if(a->c==NULL)
-    err("failed to reallocate cords",pexit);
-  for(int i = 0; i<=b->len; i++){
-    a->c[a_len+i].at = b->c[i].at; 
-    a->c[a_len+i].color = b->c[i].color; 
-  }
-  for(int i = 0; i<=b->vlen; i++){
-    a->vert[a_vlen+i].at = b->vert[i].at;  
-  }
-}
-void join_glfl_a(glfl_ar* a, glfl_ar* b){ 
-  int a_len = a->len;
-  a->pix = realloc(a->pix,sizeof(*a->pix)*(a->len+b->len)*60);
-  a->col = realloc(a->col,sizeof(*a->col)*(a->len+b->len)*60);
-  
-	a->len+=b->len;
-  
-  if(a->pix==NULL||a->col==NULL)
-    err("failed to reallocate float array",pexit);
-  for(int i = 0; i<=b->len*2; i++){
-    a->pix[a_len*2+i] = b->pix[i];  
-  }
-	for(int i = 0; i<=b->len*3; i++){
-    a->col[a_len*3+i] = b->col[i];  
-  }
-}
-point_arr* polygon3d(double* vx, double*vy, double* vz, int n){
-  double xx[2] = {vx[0],vx[1]};
-  double yy[2] = {vy[0],vy[1]};
-  double zz[2] = {vz[0],vz[1]};
-  point_arr* y = basier3d(xx,yy,zz,2,1.0f,0.0f,0.5f);
-  for(int i = 1; i<=n-2; i++){
-    double xx1[2] = {vx[i],vx[i+1]};
-    double yy1[2] = {vy[i],vy[i+1]};
-    double zz1[2] = {vz[i],vz[i+1]};
-    point_arr* aa = basier3d(xx1,yy1,zz1,2,1.0f,0.0f,0.5f);
-    join_cords(y,aa);
-    free(aa->c);
-    free(aa->vert);
-    free(aa); 
-  }
-  return y;
-}
-point_arr* square_gen(double* tl, double* tr, double* bl, double*br,float rr, float gg, float bb){
-  double xx[3] = {tl[0],tr[0]};
-  double yy[3] = {tl[1],tr[1]};
-  double zz[3] = {tl[2],tr[2]};
-  point_arr* a = polygon3d(xx,yy,zz,2);
-  
-  double xx1[3] = {tl[0],bl[0]};
-  double yy1[3] = {tl[1],bl[1]};
-  double zz1[3] = {tl[2],bl[2]};
-  point_arr* b = polygon3d(xx1,yy1,zz1,2);
-  
-  double xx2[3] = {tr[0],br[0]};
-  double yy2[3] = {tr[1],br[1]};
-  double zz2[3] = {tr[2],br[2]};
-  point_arr* c = polygon3d(xx2,yy2,zz2,2);
-  
-  double xx3[3] = {bl[0],br[0]};
-  double yy3[3] = {bl[1],br[1]};
-  double zz3[3] = {bl[2],br[2]};
-  point_arr* d = polygon3d(xx3,yy3,zz3,2);
-  
-  join_cords(a,b);
-  join_cords(a,c);
-  join_cords(a,d);
-  free(b->c);
-  free(b->vert);
-  free(b);
-  free(c->c);
-  free(c->vert);
-  free(c);
-  free(d->c);
-  free(d->vert);
-  free(d);
-  return a;
-}
-void fill3d(point_arr* a){
-  warn("please dont use this lol");
-  double m_x = 0.0;
-  double m_y = 0.0;
-  double m_z = 0.0;
-  double mi_x = 0.0;
-  double mi_y = 0.0;
-  double mi_z = 0.0;
-  for(int i = 0; i<=a->len; i++){
-    if(a->c[i].at.x>m_x)
-      m_x = a->c[i].at.x;
-    if(a->c[i].at.y>m_y)
-      m_y = a->c[i].at.y; 
-    if(a->c[i].at.z>m_z)
-      m_z = a->c[i].at.z; 
-    if(a->c[i].at.x<mi_x||mi_x==0)
-      mi_x = a->c[i].at.x;
-    if(a->c[i].at.y<mi_y||mi_y==0)
-      mi_y = a->c[i].at.y; 
-    if(a->c[i].at.z<mi_z||mi_z==0)
-      mi_z = a->c[i].at.z; 
-  } 
-  int a_l = a->len;
-  a->c = realloc(a->c,sizeof(*a->c)*(m_x*m_y+a->len)*60);
-  for(double y = mi_y; y<=m_y; y+=.1){
-    
-    double* zz = malloc(sizeof(*zz));
-    int zzl = 0;
-    double* xx = malloc(sizeof(*xx));
-    double* yy = malloc(sizeof(*yy));
-    for(int i = 0; i<=a_l; i++){
-      
-      if(diff(a->c[i].at.y,y)<.1){
-        zz = realloc(zz,sizeof(*zz)*(zzl+1));
-        zz[zzl] = a->c[i].at.z;
-        xx = realloc(xx,sizeof(*xx)*(zzl+1));
-        xx[zzl] = a->c[i].at.x;
-        yy = realloc(yy,sizeof(*yy)*(zzl+1));
-        yy[zzl] = y;
-        zzl++;
-      }
-    }
-    point_arr* pp = basier3d(xx,yy,zz,zzl,1.0,0.0,0.0);
-    join_cords(a,pp);
-    free(pp->c);
-    free(pp);
-    free(xx);
-    free(yy);
-    free(zz);
-  }
-}
-point_arr* cube_gen(double* tl, double* tr, double* bl, double*br,
-               double* tl2, double* tr2, double* bl2, double*br2,
-                    float rr, float gg, float bb){
-   
-  point_arr* a = square_gen(tl,tr,bl,br,rr,gg,bb); 
-  point_arr* b = square_gen(tl2,tr2,bl2,br2,rr,gg,bb); 
-  double s;
-  join_cords(a,b);
-  free(b->c);
-  free(b->vert);
-  free(b);
-  point_arr* c = square_gen(tl2,tr2,tl,tr,rr,gg,bb);
-  join_cords(a,c);
-  
-  free(c->c);
-  free(c->vert);
-  free(c);
-  point_arr* d = square_gen(bl2,br2,bl,br,rr,gg,bb);
-  join_cords(a,d);
-  free(d->c);
-  free(d->vert);
-  free(d);
-  point_arr* e = square_gen(tl,tl2,bl,bl2,rr,gg,bb);
-  join_cords(a,e);
-  free(e->c);
-  free(e->vert);
-  free(e);
-  point_arr* f = square_gen(br2,br,tr2,tr,rr,gg,bb);
-  join_cords(a,f);
-  free(f->c);
-  free(f->vert);
-  free(f);
-  return a;
-}
-int main(int argc,char*argv[]){
-  flag_handle(argc,argv);
-  atexit(sig_handle);
-  GLFWwindow* w = glfw_init();
-  refresh_size(w);
-  GLenum err = glewInit();
-  if (err != GLEW_OK)
-    exit(1); // or handle the error in a nicer way
-  if (!GLEW_VERSION_2_1)  // check that the machine supports the 2.1 API.
-    exit(1); // or handle the error in a nicer way
-  GLuint vid = vshader_comp(vshader_src);
-  GLuint fid = fshader_comp(fshader_src);
-  prog = build_shader(vid,fid);
-  glUseProgram(prog); 
-  info("built shaders");
-  
-  
-  /*
-  double tl2[3] = {5.0,200.0,400.0};
-  double tr2[3] = {200.0,200.0,400.0};
-  double bl2[3] = {5.0,5.0,200.0};
-  double br2[3] = {200.0,5.0,200.0};
-  
-  double tl1[3] = {5.0,200.0,200.0};
-  double tr1[3] = {200.0,200.0,200.0};
-  double bl1[3] = {5.0,5.0,5.0};
-  double br1[3] = {200.0,5.0,5.0};
-  point_arr* a = cube_gen(tl1,tr1,bl1,br1,tl2,tr2,bl2,br2,0.1f,0.1f,1.0f);
-  */double xx[8] = {0.0, 15.0, 50.0, 60.0,40.0,30.0, 0.0,0.0};
-  double yy[8] = {5.0, 15.0, 30.0, 45.0,64.0, 45.0,55.0,5.0};
-  double zz[8] = {50.0,50.0,50.0,50.0,50.0,50.0,50.0,50.0};
-  point_arr* a = polygon3d(xx,yy,zz,8);
-  
-  double xx2[8] = {0.0, 15.0, 50.0, 60.0,20.0,10.0, 0.0,0.0};
-  double yy2[8] = {5.0, 15.0, 30.0, 20.0,64.0, 45.0,55.0,5.0};
-  double zz2[8] = {50.0,50.0,50.0,50.0,50.0,50.0,50.0,50.0};
-  point_arr* a2 = polygon3d(xx2,yy2,zz2,8);
-  
-  int max_r = 630;
-  double half_max_r = (double)max_r/2/2;
-  double pl_x = 0;
-  double pl_y = 0;
-  double pl_z = 0;
-  double plr_x = 0;
-  double plr_y = 0;
-  clock_t t;
-  double frames = 0;
-  t = clock();
-  for(;;){
-    
-    double p1 = plr_x*0.01; 
-    double p2 = plr_y*0.01;
-    double p3 = 0;
-    double p4 = pl_y;
-    double p5 = -pl_y+pl_z;
-    double p6 = pl_x;
-    
-    glfl_ar* bba = perspective_proj(w,a,p1,p2,p3,p4,p5,p6);	
-		render_p(bba);    	
-		free(bba->col);
-		free(bba->pix);
-		free(bba); 
-		glfw_load(w);
-    int mod_move=2;
-    double run_mul=2;
-    glfwPollEvents(); 
-    if(glfwGetKey(w,GLFW_KEY_R)){
-      pl_x = 0;
-      pl_y = 0;
-      pl_z = 0;
-      plr_x = 0;
-      plr_y = 0;
-    }
-    if(glfwGetKey(w,GLFW_KEY_P))
-      printf("(x:%f,y:%f,z:%f),rot(x:%f,y:%f,z:%f)||l(p1:%f,p2:%f,p3:%f,p4:%f,p5:%f,p6:%f)\n",pl_x,pl_y,pl_z,plr_x,plr_y,0.0,p1,p2,p3,p4,p5,p6);
-    if(glfwGetKey(w,GLFW_KEY_I)){
-      if(glfwGetKey(w,GLFW_KEY_LEFT_SHIFT))
-        plr_x-=mod_move;
-      else 
-        plr_x--;
-    plr_x = fmod(plr_x,max_r);
-    }
-    if(glfwGetKey(w,GLFW_KEY_K)){
-      if(glfwGetKey(w,GLFW_KEY_LEFT_SHIFT))
-        plr_x+=mod_move;
-      else 
-        plr_x++;
-    plr_x = fmod(plr_x,max_r);
-    } 
-    if(glfwGetKey(w,GLFW_KEY_J)){
-      if(glfwGetKey(w,GLFW_KEY_LEFT_SHIFT))
-        plr_y-=mod_move;
-      else 
-        plr_y--;
-    plr_y = fmod(plr_y,max_r);
-    } 
-    if(glfwGetKey(w,GLFW_KEY_L)){
-      if(glfwGetKey(w,GLFW_KEY_LEFT_SHIFT))
-        plr_y+=mod_move;
-      else 
-        plr_y++;
-    plr_y = fmod(plr_y,max_r);
-    }
-    
-    if(glfwGetKey(w,GLFW_KEY_W)){
-      double mul = 1;
-      if(glfwGetKey(w,GLFW_KEY_LEFT_SHIFT))
-        mul = run_mul;
-      pl_x+=cosf(plr_y*0.01)*mul;
-      pl_y+=sinf(plr_y*0.01)*mul; 
-      pl_z-=sinf(plr_x*0.01)*mul; 
-    }
-    if(glfwGetKey(w,GLFW_KEY_S)){
-      double mul = 1;
-      if(glfwGetKey(w,GLFW_KEY_LEFT_SHIFT))
-        mul = run_mul;
-      pl_x-=cosf(plr_y*0.01)*mul;
-      pl_y-=sinf(plr_y*0.01)*mul; 
-      pl_z+=sinf(plr_x*0.01)*mul; 
-    } 
-    if(glfwGetKey(w,GLFW_KEY_A)){
-      double mul = 1;
-      if(glfwGetKey(w,GLFW_KEY_LEFT_SHIFT))
-        mul = run_mul;
-      pl_x-=cosf((half_max_r+plr_y)*0.01)*mul;
-      pl_y-=sinf((half_max_r+plr_y)*0.01)*mul; 
-    }
-    if(glfwGetKey(w,GLFW_KEY_D)){
-      double mul = 1;
-      if(glfwGetKey(w,GLFW_KEY_LEFT_SHIFT))
-        mul = run_mul;
-      pl_x+=cosf((half_max_r+plr_y)*0.01)*mul;
-      pl_y+=sinf((half_max_r+plr_y)*0.01)*mul; 
-    }
-    
-    usleep(1000*1000/60);
-    glfw_clear(w); 
-    
-    if(glfwWindowShouldClose(w)||(glfwGetKey(w,GLFW_KEY_Q)))break; 
-    frames+=1;
-    if(((double)clock() - t)/CLOCKS_PER_SEC > 1){
-      printf("%f fps\n",frames);
-      frames=0;
-      t = clock();
-    }
-  }
-  free(a->c);
-  free(a->vert);
-  free(a);
-  glfwDestroyWindow(w);
-  win_clean();
-  glDeleteShader(vid);
-  glDeleteShader(fid);
-  glDeleteShader(prog);
-  info("killed window:p");
-  return 0;	
-}