int main(int argc, char *argv[])
{
int use_colour = isatty(1);
int opt;
while((opt = getopt(argc, argv, "c")) != -1) {
switch(opt) {
case 'c': use_colour = 1; break;
}
}
const char *file = argv[optind++];
int fd;
if(!file || streq(file, "-"))
fd = 0; // stdin
else {
fd = open(file, O_RDONLY);
if(fd == -1) {
fprintf(stderr, "Cannot open %s - %s\n", file, strerror(errno));
exit(1);
}
}
if(use_colour) {
special_begin = "\x1b[7m{";
special_end = "}\x1b[m";
}
/* Size matters not for the parser */
VTerm *vt = vterm_new(25, 80);
vterm_set_utf8(vt, 1);
vterm_parser_set_callbacks(vt, &parser_cbs, NULL);
int len;
char buffer[1024];
while((len = read(fd, buffer, sizeof(buffer))) > 0) {
vterm_input_write(vt, buffer, len);
}
printf("\n");
close(fd);
vterm_free(vt);
return 0;
}
GLTerminal* init_gl_term() {
int rc=0;
GLTerminal* term = (GLTerminal*)malloc(sizeof(GLTerminal));
term->fd_master = posix_openpt(O_RDWR);
if(term->fd_master < 0) {
fprintf(stderr,"Error %d in posix_openpt()\n",errno);
free(term);
return NULL;
}
rc = grantpt(term->fd_master);
if(rc != 0) {
fprintf(stderr,"Error %d on grantpt()\n",errno);
free(term);
return NULL;
}
rc = unlockpt(term->fd_master);
if(rc != 0) {
fprintf(stderr,"Error %d on unlockpt()\n",errno);
free(term);
return NULL;
}
term->fd_slave = open(ptsname(term->fd_master), O_RDWR);
term->vt = vterm_new(25,80);
vterm_set_utf8(term->vt, false);
term->vts = vterm_obtain_screen(term->vt);
vterm_screen_reset(term->vts,1);
int i=0;
for(i=0; i<80*25; i++) vterm_input_write(term->vt," ",1);
term->render_target_fb=0;
// setup font
glGenTextures(1,&(term->font_texture));
glBindTexture(GL_TEXTURE_2D, term->font_texture);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexImage2D(GL_TEXTURE_2D,0, GL_RGB, Console_FontData.width,
Console_FontData.height,
0, GL_RGB, GL_UNSIGNED_BYTE, Console_FontData.pixel_data);
// configure render target
glGenFramebuffers(1,&(term->render_target_fb));
glBindFramebuffer(GL_FRAMEBUFFER,term->render_target_fb);
GLuint tex_id;
glGenTextures(1,&tex_id);
term->render_target = tex_id;
glBindTexture(GL_TEXTURE_2D,tex_id);
glTexImage2D(GL_TEXTURE_2D, 0,3, TERM_SIZE, TERM_SIZE, 0,GL_RGB, GL_UNSIGNED_BYTE,NULL);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glFramebufferTexture(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, term->render_target,0);
GLenum DrawBuffers[1] = {GL_COLOR_ATTACHMENT0};
glDrawBuffers(1,DrawBuffers);
glBindFramebuffer(GL_FRAMEBUFFER,0);
return term;
}
