luboslenco
98 lines
3.1 KiB
TypeScript
98 lines
3.1 KiB
TypeScript
|
|
function export_obj_write_string(out: i32[], str: string) {
|
|
for (let i: i32 = 0; i < str.length; ++i) {
|
|
array_push(out, char_code_at(str, i));
|
|
}
|
|
}
|
|
|
|
function export_obj_run(path: string, paint_objects: mesh_object_t[], apply_displacement = false) {
|
|
let o: i32[] = [];
|
|
export_obj_write_string(o, "# armorsculpt.org\n");
|
|
|
|
let texpaint = project_layers[0].texpaint;
|
|
let pixels = image_get_pixels(texpaint);
|
|
let pixelsView = buffer_view_create(pixels);
|
|
let mesh = paint_objects[0].data;
|
|
let inda = mesh.index_arrays[0].values;
|
|
|
|
let posa: i16_array_t = i16_array_create(inda.length * 4);
|
|
for (let i: i32 = 0; i < inda.length; ++i) {
|
|
let index = inda[i];
|
|
posa[index * 4 ] = math_floor(buffer_view_get_f32(pixelsView, i * 16 ) * 32767);
|
|
posa[index * 4 + 1] = math_floor(buffer_view_get_f32(pixelsView, i * 16 + 4) * 32767);
|
|
posa[index * 4 + 2] = math_floor(buffer_view_get_f32(pixelsView, i * 16 + 8) * 32767);
|
|
}
|
|
|
|
let poff = 0;
|
|
// for (let p of paint_objects) {
|
|
let p = paint_objects[0];
|
|
// let mesh = p.data.raw;
|
|
let inv = 1 / 32767;
|
|
let sc = p.data.scale_pos * inv;
|
|
// let posa = mesh.vertex_arrays[0].values;
|
|
let len = math_floor(posa.length / 4);
|
|
// let len = math_floor(inda.length);
|
|
|
|
// Merge shared vertices and remap indices
|
|
let posa2: i16_array_t = i16_array_create(len * 3);
|
|
let posmap: i32_array_t = i32_array_create(len);
|
|
|
|
let pi = 0;
|
|
for (let i: i32 = 0; i < len; ++i) {
|
|
let found = false;
|
|
for (let j: i32 = 0; j < pi; ++j) {
|
|
if (posa2[j * 3 ] == posa[i * 4 ] &&
|
|
posa2[j * 3 + 1] == posa[i * 4 + 1] &&
|
|
posa2[j * 3 + 2] == posa[i * 4 + 2]) {
|
|
posmap[i] = j;
|
|
found = true;
|
|
break;
|
|
}
|
|
}
|
|
if (!found) {
|
|
posmap[i] = pi;
|
|
posa2[pi * 3 ] = posa[i * 4 ];
|
|
posa2[pi * 3 + 1] = posa[i * 4 + 1];
|
|
posa2[pi * 3 + 2] = posa[i * 4 + 2];
|
|
pi++;
|
|
}
|
|
}
|
|
|
|
export_obj_write_string(o, "o " + p.base.name + "\n");
|
|
for (let i: i32 = 0; i < pi; ++i) {
|
|
export_obj_write_string(o, "v ");
|
|
let vx = posa2[i * 3] * sc + "";
|
|
export_obj_write_string(o, substring(vx, 0, string_index_of(vx, ".") + 7));
|
|
export_obj_write_string(o, " ");
|
|
let vy = posa2[i * 3 + 2] * sc + "";
|
|
export_obj_write_string(o, substring(vy, 0, string_index_of(vy, ".") + 7));
|
|
export_obj_write_string(o, " ");
|
|
let vz = -posa2[i * 3 + 1] * sc + "";
|
|
export_obj_write_string(o, substring(vz, 0, string_index_of(vz, ".") + 7));
|
|
export_obj_write_string(o, "\n");
|
|
}
|
|
|
|
// let inda = mesh.index_arrays[0].values;
|
|
for (let i: i32 = 0; i < math_floor(inda.length / 3); ++i) {
|
|
let pi1 = posmap[inda[i * 3 ]] + 1 + poff;
|
|
let pi2 = posmap[inda[i * 3 + 1]] + 1 + poff;
|
|
let pi3 = posmap[inda[i * 3 + 2]] + 1 + poff;
|
|
export_obj_write_string(o, "f ");
|
|
export_obj_write_string(o, pi1 + "");
|
|
export_obj_write_string(o, " ");
|
|
export_obj_write_string(o, pi2 + "");
|
|
export_obj_write_string(o, " ");
|
|
export_obj_write_string(o, pi3 + "");
|
|
export_obj_write_string(o, "\n");
|
|
}
|
|
poff += pi;
|
|
// }
|
|
|
|
if (!ends_with(path, ".obj")) {
|
|
path += ".obj";
|
|
}
|
|
|
|
let b = u8_array_t.from(o).buffer;
|
|
krom_file_save_bytes(path, b, b.length);
|
|
}
|