void draw_surface_part_ext(int id, gs_scalar left, gs_scalar top, gs_scalar w, gs_scalar h, gs_scalar x, gs_scalar y, gs_scalar xscale, gs_scalar yscale,int color, gs_scalar alpha) { const gs_scalar tbw = surface_get_width(id), tbh = surface_get_height(id); draw_primitive_begin_texture(pr_trianglestrip, surface_get_texture(id)); draw_vertex_texture_color(x,y,left/tbw,top/tbh,color,alpha); draw_vertex_texture_color(x+w*xscale,y,(left+w)/tbw,top/tbh,color,alpha); draw_vertex_texture_color(x,y+h*yscale,left/tbw,(top+h)/tbh,color,alpha); draw_vertex_texture_color(x+w*xscale,y+h*yscale,(left+w)/tbw,(top+h)/tbh,color,alpha); draw_primitive_end(); }
void draw_surface(int id, gs_scalar x, gs_scalar y, int color, gs_scalar alpha) { int w=surface_get_width(id); int h=surface_get_height(id); draw_primitive_begin_texture(pr_trianglestrip, surface_get_texture(id)); draw_vertex_texture_color(x,y,0,0,color,alpha); draw_vertex_texture_color(x+w,y,1,0,color,alpha); draw_vertex_texture_color(x,y+h,0,1,color,alpha); draw_vertex_texture_color(x+w,y+h,1,1,color,alpha); draw_primitive_end(); }
void draw_surface_tiled_ext(int id, gs_scalar x, gs_scalar y, gs_scalar xscale, gs_scalar yscale, int color, gs_scalar alpha) { const gs_scalar w=surface_get_width(id)*xscale, h=surface_get_height(id)*yscale; const int hortil= int (ceil(room_width/(surface_get_width(id)))), vertil= int (ceil(room_height/(surface_get_height(id)))); x=w-fmod(x,w); y=h-fmod(y,h); for (int i=0; i<hortil; i++) { for (int c=0; c<vertil; c++) { draw_primitive_begin_texture(pr_trianglestrip, surface_get_texture(id)); draw_vertex_texture_color(i*w-x,c*h-y,0,0,color,alpha); draw_vertex_texture_color((i+1)*w-x,c*h-y,1,0,color,alpha); draw_vertex_texture_color(i*w-x,(c+1)*h-y,0,1,color,alpha); draw_vertex_texture_color((i+1)*w-x,(c+1)*h-y,1,1,color,alpha); draw_primitive_end(); } } }
void draw_surface_tiled(int id, gs_scalar x, gs_scalar y, int color, gs_scalar alpha) { const gs_scalar tbw = surface_get_width(id), tbh = surface_get_height(id); x=surface_get_width(id)-fmod(x,surface_get_width(id)); y=surface_get_height(id)-fmod(y,surface_get_height(id)); const int hortil= int (ceil(room_width/(surface_get_width(id)))), vertil= int (ceil(room_height/(surface_get_height(id)))); for (int i=0; i<hortil; i++) { for (int c=0; c<vertil; c++) { draw_primitive_begin_texture(pr_trianglestrip, surface_get_texture(id)); draw_vertex_texture_color(i*tbw-x,c*tbh-y,0,0,color,alpha); draw_vertex_texture_color((i+1)*tbw-x,c*tbh-y,1,0,color,alpha); draw_vertex_texture_color(i*tbw-x,(c+1)*tbh-y,0,1,color,alpha); draw_vertex_texture_color((i+1)*tbw-x,(c+1)*tbh-y,1,1,color,alpha); draw_primitive_end(); } } }
void draw_surface_ext(int id,gs_scalar x, gs_scalar y,gs_scalar xscale, gs_scalar yscale,double rot,int color,gs_scalar alpha) { const gs_scalar w=surface_get_width(id)*xscale, h=surface_get_height(id)*yscale; rot *= M_PI/180; gs_scalar ulcx = x + xscale * cos(M_PI+rot) + yscale * cos(M_PI/2+rot), ulcy = y - yscale * sin(M_PI+rot) - yscale * sin(M_PI/2+rot); draw_primitive_begin_texture(pr_trianglestrip, surface_get_texture(id)); draw_vertex_texture_color(ulcx,ulcy,0,0,color,alpha); draw_vertex_texture_color(ulcx + w*cos(rot), ulcy - w*sin(rot),1,0,color,alpha); ulcx += h * cos(3*M_PI/2 + rot); ulcy -= h * sin(3*M_PI/2 + rot); draw_vertex_texture_color(ulcx,ulcy,0,1,color,alpha); draw_vertex_texture_color(ulcx + w*cos(rot), ulcy - w*sin(rot),1,1,color,alpha); draw_primitive_end(); }
void draw_surface_general(int id, gs_scalar left, gs_scalar top, gs_scalar width, gs_scalar height, gs_scalar x, gs_scalar y, gs_scalar xscale, gs_scalar yscale, double rot, int c1, int c2, int c3, int c4, gs_scalar alpha) { const gs_scalar tbw = surface_get_width(id), tbh = surface_get_height(id), w = width*xscale, h = height*yscale; rot *= M_PI/180; gs_scalar ulcx = x + xscale * cos(M_PI+rot) + yscale * cos(M_PI/2+rot), ulcy = y - yscale * sin(M_PI+rot) - yscale * sin(M_PI/2+rot); draw_primitive_begin_texture(pr_trianglestrip, surface_get_texture(id)); draw_vertex_texture_color(ulcx,ulcy,left/tbw,top/tbh,c1,alpha); draw_vertex_texture_color((ulcx + w*cos(rot)), (ulcy - w*sin(rot)), (left+width)/tbw,top/tbh, c2, alpha); ulcx += h * cos(3*M_PI/2 + rot); ulcy -= h * sin(3*M_PI/2 + rot); draw_vertex_texture_color((ulcx + w*cos(rot)), (ulcy - w*sin(rot)), (left+width)/tbw,(top+height)/tbh, c4, alpha); draw_vertex_texture_color(ulcx, ulcy, left/tbw, (top+height)/tbh, c3, alpha); draw_primitive_end(); }
void draw_surface_tiled_area_ext(int id, gs_scalar x, gs_scalar y, gs_scalar x1, gs_scalar y1, gs_scalar x2, gs_scalar y2, gs_scalar xscale, gs_scalar yscale, int color, gs_scalar alpha) { gs_scalar sw,sh,i,j,jj,left,top,width,height,X,Y; sw = surface_get_width(id)*xscale; sh = surface_get_height(id)*yscale; i = x1-(fmod(x1,sw) - fmod(x,sw)) - sw*(fmod(x1,sw)<fmod(x,sw)); j = y1-(fmod(y1,sh) - fmod(y,sh)) - sh*(fmod(y1,sh)<fmod(y,sh)); jj = j; for(; i<=x2; i+=sw) { for(; j<=y2; j+=sh) { if(i <= x1) left = x1-i; else left = 0; X = i+left; if(j <= y1) top = y1-j; else top = 0; Y = j+top; if(x2 <= i+sw) width = ((sw)-(i+sw-x2)+1)-left; else width = sw-left; if(y2 <= j+sh) height = ((sh)-(j+sh-y2)+1)-top; else height = sh-top; draw_primitive_begin_texture(pr_trianglestrip, surface_get_texture(id)); draw_vertex_texture_color(X,Y,left/sw,top/sh,color,alpha); draw_vertex_texture_color(X+width,Y,(left+width)/sw,top/sh,color,alpha); draw_vertex_texture_color(X,Y+height,left/sw,(top+height)/sh,color,alpha); draw_vertex_texture_color(X+width,Y+height,(left+width)/sw,(top+height)/sh,color,alpha); draw_primitive_end(); } j = jj; } }
int main(int argc, char *argv[]) { int fd; /* fd to Erlang node */ unsigned char buf[BUFSIZE]; /* Buffer for incoming message */ ErlMessage emsg; /* Incoming message */ int c_node; /* C-Node number */ char cookie[EI_MAX_COOKIE_SIZE+1]; /* Shared cookie */ short creation; /* ?? */ char *erlang_node; /* Erlang node to connect to */ char *cookie_opt; /* Where to source our cookie */ char *cookie_data; /* Either the filename or literal cookie */ ETERM *fromp, *msgp, *fnp, *argp, *resp; int received, loop = 1; if (argc < 5) { quit_with_error("invalid_args"); } c_node = atoi(argv[1]); cookie_opt = argv[2]; cookie_data = argv[3]; creation = 0; erlang_node = argv[4]; erl_init(NULL, 0); get_cookie(cookie_opt, cookie_data, cookie); if (!erl_connect_init(c_node, cookie, creation)) { quit_with_error("erl_connect_init"); } if ((fd = erl_connect(erlang_node)) < 0) { quit_with_error("erl_connect"); } while (loop) { received = erl_receive_msg(fd, buf, BUFSIZE, &emsg); if (received == ERL_TICK) { /* ignore */ } else if (received == ERL_ERROR) { loop = 0; } else { if (emsg.type == ERL_REG_SEND) { fromp = erl_element(2, emsg.msg); msgp = erl_element(3, emsg.msg); fnp = erl_element(1, msgp); argp = erl_element(2, msgp); if (is_function(fnp, "stop")) { loop = 0; resp = erl_format("{c_node, ~i, ok}", c_node); } else if (is_function(fnp, "new_image_blank")) { resp = new_image_blank(argp, c_node); } else if (is_function(fnp, "write_to_png")) { resp = write_to_png(argp, c_node); } else if (is_function(fnp, "close_image")) { resp = close_image(argp, c_node); } else if (is_function(fnp, "save")) { resp = save(argp, c_node); } else if (is_function(fnp, "restore")) { resp = restore(argp, c_node); } else if (is_function(fnp, "set_line_width")) { resp = set_line_width(argp, c_node); } else if (is_function(fnp, "set_source_rgba")) { resp = set_source_rgba(argp, c_node); } else if (is_function(fnp, "set_operator")) { resp = set_operator(argp, c_node); } else if (is_function(fnp, "move_to")) { resp = move_to(argp, c_node); } else if (is_function(fnp, "line_to")) { resp = line_to(argp, c_node); } else if (is_function(fnp, "curve_to")) { resp = curve_to(argp, c_node); } else if (is_function(fnp, "rel_move_to")) { resp = rel_move_to(argp, c_node); } else if (is_function(fnp, "rel_line_to")) { resp = rel_line_to(argp, c_node); } else if (is_function(fnp, "rel_curve_to")) { resp = rel_curve_to(argp, c_node); } else if (is_function(fnp, "rectangle")) { resp = rectangle(argp, c_node); } else if (is_function(fnp, "arc")) { resp = arc(argp, c_node); } else if (is_function(fnp, "arc_negative")) { resp = arc_negative(argp, c_node); } else if (is_function(fnp, "close_path")) { resp = close_path(argp, c_node); } else if (is_function(fnp, "paint")) { resp = paint(argp, c_node); } else if (is_function(fnp, "fill")) { resp = fill(argp, c_node); } else if (is_function(fnp, "fill_preserve")) { resp = fill_preserve(argp, c_node); } else if (is_function(fnp, "stroke")) { resp = stroke(argp, c_node); } else if (is_function(fnp, "stroke_preserve")) { resp = stroke_preserve(argp, c_node); } else if (is_function(fnp, "translate")) { resp = translate(argp, c_node); } else if (is_function(fnp, "scale")) { resp = scale(argp, c_node); } else if (is_function(fnp, "rotate")) { resp = rotate(argp, c_node); } else if (is_function(fnp, "select_font")) { resp = select_font_face(argp, c_node); } else if (is_function(fnp, "set_font_size")) { resp = set_font_size(argp, c_node); } else if (is_function(fnp, "show_text")) { resp = show_text(argp, c_node); } else if (is_function(fnp, "text_extents")) { resp = text_extents(argp, c_node); } else if (is_function(fnp, "surface_create_from_png")) { resp = surface_create_from_png(argp, c_node); } else if (is_function(fnp, "surface_create_from_png_stream")) { resp = surface_create_from_png_stream(argp, c_node); } else if (is_function(fnp, "surface_get_width")) { resp = surface_get_width(argp, c_node); } else if (is_function(fnp, "surface_get_height")) { resp = surface_get_height(argp, c_node); } else if (is_function(fnp, "surface_destroy")) { resp = surface_destroy(argp, c_node); } else if (is_function(fnp, "set_source_surface")) { resp = set_source_surface(argp, c_node); } else if (is_function(fnp, "write_to_png_stream")) { resp = write_to_png_stream(argp, c_node); } else { resp = erl_format("{c_node, ~i, {error, '~s'}}", c_node, "unknown command"); } erl_send(fd, fromp, resp); erl_free_term(emsg.from); erl_free_term(emsg.msg); erl_free_term(fromp); erl_free_term(msgp); erl_free_term(fnp); erl_free_term(argp); erl_free_term(resp); } } } exit(EXIT_SUCCESS); }