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This commit is contained in:
grant squires 2023-05-08 16:02:12 +00:00
parent f861f0077b
commit 756e865d6f
4 changed files with 235 additions and 262 deletions
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2
src/glfww.c
View File

@ -48,7 +48,9 @@ int get_w(){
int get_h(){
return h;
}
#define glfw_load(w) glfwSwapBuffers(w);
void glfw_loop(GLFWwindow*window){
while(!glfwWindowShouldClose(window)){

480
src/point.c
View File

@ -13,12 +13,12 @@ typedef struct {
double z;
int vertex;
} cord;
cord poi_d(double x1,double y1,double x2, double y2,int len,GLfloat* pixels,int shortest){
cord poi_d(double x1,double y1,double x2, double y2,int len,GLfloat* pixels,int shortest,int ign){
double m1 = (y2-y1)/(x2-x1);
double b1 = y1 - m1 * x1;
if(x2-x1==0){
m1=0;
b1=0;
b1=0;
}
cord aa;
aa.x = 0;
@ -26,7 +26,7 @@ cord poi_d(double x1,double y1,double x2, double y2,int len,GLfloat* pixels,int
aa.z = -1;
for(int yyu = 0; yyu!=len-1; yyu++){
//if(yyu==ign||yyu-1==ign||yyu+1==ign)continue;
double x3 = pixels[yyu*2];
double x4 = pixels[(yyu+1)*2];
double y3 = pixels[yyu*2+1];
@ -42,22 +42,20 @@ cord poi_d(double x1,double y1,double x2, double y2,int len,GLfloat* pixels,int
nsx=x3;
nsy=m1*nsx+b1;
}
//printf("[%i] %f %f %f %f\n",yyu,m2,b2,nsx,nsy);
if(!(nsx >= greater(lesser(x1, x2), lesser(x3, x4)) && nsx <= lesser(greater(x1, x2), greater(x3, x4)))
||!(nsy >= greater(lesser(y1, y2), lesser(y3, y4)) && nsy <= lesser(greater(y1, y2), greater(y3, y4)))
||(diff(nsx,x2)<FL_DIS&&diff(nsy,y2)<FL_DIS)
||(diff(nsx,x1)<FL_DIS&&diff(nsy,y1)<FL_DIS)
||(diff(nsx,x3)<FL_DIS&&diff(nsy,y3)<FL_DIS)
||(diff(nsx,x4)<FL_DIS&&diff(nsy,y4)<FL_DIS))
continue;
if(!(nsx >= greater(lesser(x1, x2), lesser(x3, x4)) && nsx <= lesser(greater(x1, x2), greater(x3, x4)))
||!(nsy >= greater(lesser(y1, y2), lesser(y3, y4)) && nsy <= lesser(greater(y1, y2), greater(y3, y4))))
continue;
if((diff(nsx,x2)<FL_DIS&&diff(nsy,y2)<FL_DIS)
||(diff(nsx,x1)<FL_DIS&&diff(nsy,y1)<FL_DIS))
continue;
if(aa.z==-1||pow(x1-nsx,2)+pow(y1-nsy,2)<pow(x1-aa.x,2)+pow(y1-aa.y,2)){
aa.x = nsx;
aa.y = nsy;
}
aa.z++;
//if(!shortest)
// printf("%f %f | %i %i > %f %f | %f\n",nsx,nsy,fabs(nsx-x2)<=FL_DIS,fabs(nsy-y2)<=FL_DIS,fabs(nsx-x2),fabs(nsy-y2),FL_DIS);
aa.z++;
if(!shortest)
break;
}
@ -79,7 +77,10 @@ typedef struct {
double vlen;
double len;
} point_arr;
typedef struct {
point_arr* at;
int len;
} point_m;
typedef struct {
GLfloat* at;
@ -94,17 +95,21 @@ static 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"
"layout (location = 2) in float trans;\n"
"out vec3 ncolor;\n"
"out float ntrans;\n"
"void main(){\n"
"ncolor = color;\n"
"gl_Position = vec4(pos,1.0);\n"
"ntrans = trans;\n"
"gl_Position = vec4(pos,1.0);\n"
"};";
static const char* fshader_src =
"#version 330\n"
"in vec3 ncolor;\n"
"out vec3 color;\n"
"in float ntrans;\n"
"out vec3 color;\n"
"void main(){\n"
"gl_FragColor = vec4(ncolor,1.0);\n"
"gl_FragColor = vec4(ncolor[0],ncolor[1],ncolor[2],0.2);\n"
"};";
point_arr* basier2d(double*xx,double*yy,int n,float rr, float gg, float bb){
@ -112,18 +117,19 @@ 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);
lle+=1;
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)
if(pa==NULL||pa->c==NULL||pa->vert==NULL)
err("failed to allocate basier array",pexit);
pa->len = lle;
for(int iy = 0; iy<=lle;iy+=1){
pa->len = lle;
for(int iy = 0; iy<=lle;iy+=1){
double t = aaar*iy;
double bcx = 0;
double bcy = 0;
@ -150,14 +156,18 @@ point_arr* basier2d(double*xx,double*yy,int n,float rr, float gg, float bb){
pa->vert[i].at.y = yy[i];
}
pa->vlen = n;
return pa;
if(pa==NULL||pa->c==NULL||pa->vert==NULL)
err("failed to allocate basier array",pexit);
return pa;
}
typedef struct {
GLfloat* pix;
GLfloat* col;
GLfloat* trans;
int len;
} glfl_ar;
void render_p(glfl_ar* bba){
//glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC1_ALPHA);
GLuint verta;
glGenVertexArrays(1,&verta);
glBindVertexArray(verta);
@ -180,18 +190,30 @@ void render_p(glfl_ar* bba){
glBindBuffer(GL_ARRAY_BUFFER,colb);
glVertexAttribPointer(1,3,GL_FLOAT,GL_FALSE,0,(void*)0);
glDrawArrays(GL_POINTS,0,bba->len);
glDeleteBuffers(1,&vetb);
GLuint trab;
glGenBuffers(1,&trab);
glBindBuffer(GL_ARRAY_BUFFER,trab);
glBufferData(GL_ARRAY_BUFFER,sizeof(*bba->trans)*(bba->len*2),bba->trans,GL_STATIC_DRAW);
glEnableVertexAttribArray(2);
glBindBuffer(GL_ARRAY_BUFFER,trab);
glVertexAttribPointer(2,1,GL_FLOAT,GL_FALSE,0,(void*)0);
glDrawArrays(GL_POINTS,0,bba->len);
glDeleteBuffers(1,&trab);
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* pixels = malloc(sizeof(*pixels)*((1+c->len)*3));
GLfloat* colors = malloc(sizeof(*colors)*((1+c->len)*4));
if(pixels==NULL||colors==NULL)
GLfloat* trans = malloc(sizeof(*trans)*((1+c->len)*2));
if(pixels==NULL||colors==NULL||trans==NULL)
err("failed to allocate perspective array:(",pexit);
double coy = cos(cty);
double siz = sin(ctz);
double sinz = sin(ctz);
double coz = cos(ctz);
double six = sin(ctx);
double siy = sin(cty);
@ -211,9 +233,9 @@ glfl_ar* perspective_proj(GLFWwindow* b,point_arr* c,double ctx,double cty,doubl
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 eyz = (coz*(ay-cy)-sinz*ax-cx);
double yzm = (coy*(az-cz) + siy*(sinz*(ay-cy) + coz*(ax-cx)));
double dx = coy * (sinz*(ay-cy) + coz*(ax-cx)) - (siy*(az-cz));
double dy = six * yzm + cox*eyz;
double dz = cox * yzm - six*eyz;
@ -226,49 +248,68 @@ glfl_ar* perspective_proj(GLFWwindow* b,point_arr* c,double ctx,double cty,doubl
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++;
trans[c_len] = 0.5;
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]};
if(isinf(pixels[i*2]))
continue;
double x22[3] = {pixels[i*2],pixels[(i+1)*2]};
double y22[3] = {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 = realloc(pixels,sizeof(*pixels) *((c_len+2+bas->len)*3));
colors = realloc(colors,sizeof(*colors) *((c_len+2+bas->len)*4));
trans = realloc(trans,sizeof(*trans) *((c_len+2+bas->len)*2));
if(pixels==NULL||colors==NULL||trans==NULL)
err("can't reallocate AAA",pexit);
for(int zaa=0; zaa<=bas->len; zaa++){
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++;
colors[c_len*3] = colors[i*3];
colors[c_len*3+1] = colors[i*3+1];
colors[c_len*3+2] = colors[i*3+2];
trans[c_len] = 0.5;
c_len++;
}
free(bas->c);
free(bas->vert);
free(bas);
}
double dclen = c_len;
double dclen = c_len;
int vvi = 0;
//printf("---\n");
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<=fc_len; i++){
if(trline==NULL||trline->at==NULL)
pexit(54);
for(int i = 0; i<=fc_len; i++){
if(c->c[i].at.vertex==1||1){
if(pixels==NULL||colors==NULL)
abort();
vvi++;
pexit(55);
if(isinf(pixels[i*2]))
continue;
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;
//printf("%f\n",dclen);
int le = 2222;
cord aaa = poi_d(pixels[i*2],pixels[i*2+1],le,pixels[i*2+1],c->len*2,pixels,1);
cord aab = poi_d(pixels[i*2],pixels[i*2+1],-le,pixels[i*2+1],c->len*2,pixels,1);
cord aac = poi_d(pixels[i*2],pixels[i*2+1],pixels[i*2],-le,c->len*2,pixels,1);
cord aad = poi_d(pixels[i*2],pixels[i*2+1],pixels[i*2],le,c->len*2,pixels,1);
cord aaa = poi_d(pixels[i*2],pixels[i*2+1],le,pixels[i*2+1],c->len*2,pixels,1,i);
cord aab = poi_d(pixels[i*2],pixels[i*2+1],-le,pixels[i*2+1],c->len*2,pixels,1,i);
cord aac = poi_d(pixels[i*2],pixels[i*2+1],pixels[i*2],-le,c->len*2,pixels,1,i);
cord aad = poi_d(pixels[i*2],pixels[i*2+1],pixels[i*2],le,c->len*2,pixels,1,i);
/*if(aac.z||aad.z==-1){
free(trline->at[trline->len].at);
@ -279,20 +320,25 @@ glfl_ar* perspective_proj(GLFWwindow* b,point_arr* c,double ctx,double cty,doubl
fmod(aac.z,2)==1||fmod(aad.z,2)==1){
free(trline->at[trline->len].at);
continue;
}
//printf("a\n");
}
if(aab.z!=-1)
{double aax[] = {pixels[i*2],aab.x};
double aay[] = {pixels[i*2+1],aab.y};
double aay[] = {pixels[i*2+1],aab.y};
point_arr* frl = basier2d(aax,aay,2,0.1,0.1,0.1);
if(trans==NULL||pixels==NULL||colors==NULL)
pexit(55);
for(int cci = 0; cci<=frl->len; cci++){
trline->at[trline->len].at[trline->at[trline->len].len*2] = frl->c[cci].at.x;
trline->at[trline->len].at[trline->at[trline->len].len*2+1] = frl->c[cci].at.y;
pixels = realloc(pixels,sizeof *pixels *((c_len+1)*3));
colors = realloc(colors,sizeof *colors *((c_len+1)*4));
trans = realloc(trans,sizeof *trans *((c_len+1)*2));
if(trans==NULL||pixels==NULL||colors==NULL)
pexit(55);
trans[c_len] = 0.5;
pixels[c_len*2] = frl->c[cci].at.x;
pixels[c_len*2+1] = frl->c[cci].at.y;
colors[c_len*3] = 0.1f;
colors[c_len*3] = 1.0f;
colors[c_len*3+1] = 0.3f;
colors[c_len*3+2] = 1.0f;
c_len++;
@ -305,15 +351,21 @@ glfl_ar* perspective_proj(GLFWwindow* b,point_arr* c,double ctx,double cty,doubl
if(aaa.z!=-1)
{double aax[] = {pixels[i*2],aaa.x};
double aay[] = {pixels[i*2+1],aaa.y};
//printf("a %f %f | %f %f\n",pixels[i*2],aab.x,pixels[i*2+1],aab.y);
point_arr* frl = basier2d(aax,aay,2,0.1,0.1,0.1);
if(trans==NULL||pixels==NULL||colors==NULL)
pexit(55);
for(int cci = 0; cci<=frl->len; cci++){
trline->at[trline->len].at[trline->at[trline->len].len*2] = frl->c[cci].at.x;
trline->at[trline->len].at[trline->at[trline->len].len*2+1] = frl->c[cci].at.y;
pixels = realloc(pixels,sizeof *pixels *((c_len+1)*3));
colors = realloc(colors,sizeof *colors *((c_len+1)*4));
trans = realloc(trans,sizeof *trans *((c_len+1)*2));
trans[c_len] = 0.5;
pixels[c_len*2] = frl->c[cci].at.x;
pixels[c_len*2+1] = frl->c[cci].at.y;
colors[c_len*3] = 0.1f;
colors[c_len*3] = 1.0f;
colors[c_len*3+1] = 0.3f;
colors[c_len*3+2] = 1.0f;
c_len++;
@ -322,107 +374,9 @@ glfl_ar* perspective_proj(GLFWwindow* b,point_arr* c,double ctx,double cty,doubl
free(frl->c);
free(frl->vert);
free(frl);}
/*pixels = realloc(pixels,sizeof *pixels *((c_len+1)*3));
colors = realloc(colors,sizeof *colors *((c_len+1)*4));
//printf("%f %f\n",aaa.x,aaa.y);
pixels[c_len*2] = aaa.x;
pixels[c_len*2+1] = aaa.y;
colors[c_len*3] = 0.1f;
colors[c_len*3+1] = 0.3f;
colors[c_len*3+2] = 1.0f;
c_len++;*/
/*
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++;
*/
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]){
@ -454,8 +408,7 @@ glfl_ar* perspective_proj(GLFWwindow* b,point_arr* c,double ctx,double cty,doubl
min2_t = trline->at[zzi].at[zzi2*2+1];
}
}
}
free(trline->at[zzi].at);
if (trline->at[zzi].len == 0)
continue;
@ -495,7 +448,7 @@ glfl_ar* perspective_proj(GLFWwindow* b,point_arr* c,double ctx,double cty,doubl
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,0);
cord aaaa = poi_d(x1,y1,x2,y2,fc_len,pixels,0,-1);
if(aaaa.z!=-1){
/*pixels = realloc(pixels,sizeof *pixels *((c_len+1)*3));
@ -523,11 +476,13 @@ glfl_ar* perspective_proj(GLFWwindow* b,point_arr* c,double ctx,double cty,doubl
double bb[] = {x1,x2};
double bb2[] = {y1, y2};
point_arr* asd = basier2d(bb,bb2,2,0.1,0.1,0.1);
//printf("aa\n");
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;
trans = realloc(trans,sizeof *trans *((c_len+1)*2));
trans[c_len] = 0.5;
double dd = 10;
pixels[c_len*2] = asd->c[lli].at.x;
pixels[c_len*2+1] = asd->c[lli].at.y;
@ -573,7 +528,7 @@ glfl_ar* perspective_proj(GLFWwindow* b,point_arr* c,double ctx,double cty,doubl
rea->col = colors;
rea->pix = pixels;
rea->len = c_len;
rea->trans = trans;
return rea;
}
point_arr* basier3d(double*xx,double*yy,double*zz,int n,float rr, float gg, float bb){
@ -642,18 +597,21 @@ void join_cords(point_arr* a, point_arr* b){
}
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->pix = realloc(a->pix,sizeof(*a->pix)*(a->len+b->len+1)*20);
a->col = realloc(a->col,sizeof(*a->col)*(a->len+b->len+1)*20);
a->trans = realloc(a->trans,sizeof(*a->trans)*(a->len+b->len+1)*20);
a->len+=b->len;
if(a->pix==NULL||a->col==NULL)
if(a->pix==NULL||a->col==NULL||a->trans==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];
}
for(int i = 0; i<=b->len; i++){
a->trans[a_len+i] = b->trans[i];
}
}
point_arr* polygon3d(double* vx, double*vy, double* vz, int n){
@ -719,8 +677,7 @@ point_arr* square_gen(double* tl, double* tr, double* bl, double*br,float rr, fl
join_cords(a,b);
join_cords(a,c);
join_cords(a,d);
printf("done\n");
join_cords(a,d);
free(b->c);
free(b->vert);
free(b);
@ -818,7 +775,59 @@ point_arr* cube_gen(double* tl, double* tr, double* bl, double*br,
free(f);
return a;
}
point_m* rect3d_gen(double* tl, double* tr, double* bl, double*br,
double* tl2, double* tr2, double* bl2, double*br2,
float rr, float gg, float bb){
point_m* mm = malloc(sizeof * mm * 8);
mm->len = 0;
{
double xx1[5]={tl[0],tr[0],br[0],bl[0]};
double yy1[5]={tl[1],tr[1],br[1],bl[1]};
double zz1[5]={tl[2],tr[2],br[2],bl[2]};
mm[mm->len].at = polygon3d(xx1,yy1,zz1,5);
mm->len++;
}
{
double xx1[5]={tl2[0],tr2[0],br2[0],bl2[0]};
double yy1[5]={tl2[1],tr2[1],br2[1],bl2[1]};
double zz1[5]={tl2[2],tr2[2],br2[2],bl2[2]};
mm[mm->len].at = polygon3d(xx1,yy1,zz1,5);
mm->len++;
}
{
double xx1[5]={tl2[0],tr2[0],tr[0],tl[0]};
double yy1[5]={tl2[1],tr2[1],tr[1],tl[1]};
double zz1[5]={tl2[2],tr2[2],tr[2],tl[2]};
mm[mm->len].at = polygon3d(xx1,yy1,zz1,5);
mm->len++;
}
{
double xx1[5]={bl2[0],br2[0],br[0],bl[0]};
double yy1[5]={bl2[1],br2[1],br[1],bl[1]};
double zz1[5]={bl2[2],br2[2],br[2],bl[2]};
mm[mm->len].at = polygon3d(xx1,yy1,zz1,5);
mm->len++;
}
{
double xx1[5]={tl2[0],bl2[0],bl[0],tl[0]};
double yy1[5]={tl2[1],bl2[1],bl[1],tl[1]};
double zz1[5]={tl2[2],bl2[2],bl[2],tl[2]};
mm[mm->len].at = polygon3d(xx1,yy1,zz1,5);
mm->len++;
}
{
double xx1[5]={tr2[0],br2[0],br[0],tr[0]};
double yy1[5]={tr2[1],br2[1],br[1],tr[1]};
double zz1[5]={tr2[2],br2[2],br[2],tr[2]};
mm[mm->len].at = polygon3d(xx1,yy1,zz1,5);
mm->len++;
}
return mm;
}
int main(int argc,char*argv[]){
flag_handle(argc,argv);
atexit(sig_handle);
GLFWwindow* w = glfw_init();
@ -835,59 +844,20 @@ int main(int argc,char*argv[]){
logm("built shaders");
double tl[3] = {5.0,200.0,400.0};
double tr[3] = {200.0,200.0,400.0};
double tl[3] = {5.0,200.0,200.0};
double tr[3] = {200.0,200.0,200.0};
double bl[3] = {5.0,5.0,200.0};
double br[3] = {200.0,5.0,200.0};
double tl2[3] = {5.0,200.0,200.0};
double tr2[3] = {200.0,200.0,200.0};
double tl2[3] = {5.0,200.0,5.0};
double tr2[3] = {200.0,200.0,5.0};
double bl2[3] = {5.0,5.0,5.0};
double br2[3] = {200.0,5.0,5.0};
float rr = 0.0;
float rr = 0.0;
float gg = 0.0;
float bb = 1.0;
//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);
*/
double xx1[5] = {5,50,50,5};
double yy1[5] = {5,5,50,50};
double zz1[5] = {5,5,5,5};
point_arr*a = polygon3d(xx1,yy1,zz1,5);
double xx2[5] = {5,50,50,5};
double yy2[5] = {5,5,50,50};
double zz2[5] = {50,50,50,50};
point_arr*b = polygon3d(xx2,yy2,zz2,5);
double xx3[5] = {5,5,5,5};
double yy3[5] = {5,5,50,50};
double zz3[5] = {50,5,5,50};
point_arr*c = polygon3d(xx3,yy3,zz3,5);
double xx4[5] = {50,50,50,50};
double yy4[5] = {5,5,50,50};
double zz4[5] = {50,5,5,50};
point_arr*d = polygon3d(xx4,yy4,zz4,5);
double xx5[5] = {5,5,50,50};
double yy5[5] = {5,5,5,5};
double zz5[5] = {50,5,5,50};
point_arr*e = polygon3d(xx5,yy5,zz5,5);
double xx6[5] = {5,5,50,50};
double yy6[5] = {50,50,50,50};
double zz6[5] = {50,5,5,50};
point_arr*f = polygon3d(xx6,yy6,zz6,5);
point_m* aaaa = rect3d_gen(tl,tr,bl,br,tl2,tr2,bl2,br2,rr,gg,bb);
int max_r = 630;
double half_max_r = (double)max_r/2/2;
@ -917,8 +887,8 @@ int main(int argc,char*argv[]){
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);
/*
glfl_ar* bba = perspective_proj(w,e,p1,p2,p3,p4,p5,p6);
glfl_ar* bbb = perspective_proj(w,b,p1,p2,p3,p4,p5,p6);
glfl_ar* bbc = perspective_proj(w,c,p1,p2,p3,p4,p5,p6);
glfl_ar* bbd = perspective_proj(w,d,p1,p2,p3,p4,p5,p6);
@ -929,29 +899,35 @@ int main(int argc,char*argv[]){
join_glfl_a(bba,bbd);
join_glfl_a(bba,bbe);
join_glfl_a(bba,bbf);
render_p(bba);
free(bbe->col);
free(bbe->pix);
free(bbe);
free(bbf->col);
free(bbf->pix);
free(bbf);
free(bbb->col);
free(bbb->pix);
free(bbb);
*/
free(bbd->col);
free(bbd->pix);
free(bbd);
free(bbc->col);
free(bbc->pix);
free(bbc);
if(aaaa->len>=0||1){
glfl_ar* bba = perspective_proj(w,aaaa[0].at,p1,p2,p3,p4,p5,p6);
for(int i = 1; i<=aaaa->len-1; i++){
glfl_ar* bbb = perspective_proj(w,aaaa[i].at,p1,p2,p3,p4,p5,p6);
join_glfl_a(bba,bbb);
free(bbb->col);
free(bbb->pix);
free(bbb->trans);
free(bbb);
}
render_p(bba);
free(bba->trans);
free(bba->col);
free(bba->pix);
free(bba);
free(bba);
}
glfw_load(w);
int mod_move=2;
double run_mul=2;
glfwPollEvents();
@ -1023,16 +999,18 @@ int main(int argc,char*argv[]){
pl_x+=cosf((half_max_r+plr_y)*0.01)*mul;
pl_y+=sinf((half_max_r+plr_y)*0.01)*mul;
}
if(glfwWindowShouldClose(w)||(glfwGetKey(w,GLFW_KEY_Q)))break;
glfw_clear(w);
if(1){
if(single_frame>0){
clock_gettime(CLOCK_REALTIME,&tem_t2);
double tt2_diff = (tem_t2.tv_sec - tem_t.tv_sec) * 1000.0 +
(tem_t2.tv_nsec - tem_t.tv_nsec) / 1000000.0;
usleep(greater(single_frame - tt2_diff *1000,1));
}
glfw_clear(w);
if(glfwWindowShouldClose(w)||(glfwGetKey(w,GLFW_KEY_Q)))break;
frames+=1;
clock_gettime(CLOCK_REALTIME, &end_t);
double tt_diff = (end_t.tv_sec - start_t.tv_sec) * 1000.0 +
@ -1044,26 +1022,18 @@ int main(int argc,char*argv[]){
frames=0;
clock_gettime(CLOCK_REALTIME,&start_t);
}
}
}
}/*
free(a->c);
free(a->vert);
free(a);
free(b->c);
free(b->vert);
free(b);
free(c->c);
free(c->vert);
free(c);
free(d->c);
free(d->vert);
free(d);
free(e->c);
free(e->vert);
free(e);
free(f->c);
free(f->vert);
free(f);
*/
for(int i = 0; i!=aaaa->len; i++){
free(aaaa[i].at->c);
free(aaaa[i].at->vert);
free(aaaa[i].at);
}
free(aaaa);
glfwDestroyWindow(w);
win_clean();
glDeleteShader(vid);

6
src/util.c
View File

@ -41,12 +41,12 @@ void sig_handle(void){
info("even allocations, no internal leaks");
#endif
if(__signal==0){
printf("\x1b[90mexited with \x1b[32m\x1b[1msignal [ %i ] \x1b[0m\x1b[90mgraceful exit\x1b[0m (meow)",__signal);
printf("\x1b[90mexited with \x1b[32m\x1b[1msignal [ %i ] \x1b[0m\x1b[90mgraceful exit\x1b[0m (meow)\n",__signal);
} else if(__signal>0){
printf("\x1b[90mexited with \x1b[31m\x1b[1msignal [ %i ] \x1b[0m\x1b[90mgraceful exit\x1b[0m",__signal);
printf("\x1b[90mexited with \x1b[31m\x1b[1msignal [ %i ] \x1b[0m\x1b[90mgraceful exit\x1b[0m\n",__signal);
//extra cleanup if needed
} else {
printf("\x1b[90mexited with \x1b[31m\x1b[1msignal [ %i ] \x1b[0m\x1b[90mnon-graceful exit\x1b[0m",__signal);
printf("\x1b[90mexited with \x1b[31m\x1b[1msignal [ %i ] \x1b[0m\x1b[90mnon-graceful exit\x1b[0m\n",__signal);
}
}
unsigned int_len(const unsigned n) {

9
src/util.h
View File

@ -22,10 +22,11 @@ static const double NaN = 0.0f/0.0f;
#define info(s) info_m(s,__FILE__,__LINE__);
#define logm(s) log_m(s,__FILE__,__LINE__);
#else
#define err(s,f,...);
#define warn(s);
#define info(s);
#define logm(s);
#define printf(...){};
#define err(s,f,...){};
#define warn(s){};
#define info(s){};
#define logm(s){};
#endif
double binomial(int n, int k);