mirror of
https://github.com/Ttanasart-pt/Pixel-Composer.git
synced 2024-09-21 21:01:20 +02:00
301 lines
12 KiB
Plaintext
301 lines
12 KiB
Plaintext
|
function __3dSurfaceExtrude(surface = noone, height = noone, smooth = false) : __3dObject() constructor {
|
||
|
|
VF = global.VF_POS_NORM_TEX_COL;
|
||
|
|
render_type = pr_trianglelist;
|
||
|
|
|
||
|
|
self.surface = surface;
|
||
|
|
self.height = height;
|
||
|
|
self.smooth = smooth;
|
||
|
|
|
||
|
|
normal_draw_size = 0.05;
|
||
|
|
|
||
|
|
static getHeight = function(h, gw, gh, i, j) {
|
||
|
|
var _i = round(i * gw);
|
||
|
|
var _j = round(j * gh);
|
||
|
|
|
||
|
|
_i = clamp(_i, 0, array_length(h) - 1);
|
||
|
|
_j = clamp(_j, 0, array_length(h[_i]) - 1);
|
||
|
|
|
||
|
|
return h[_i][_j];
|
||
|
|
}
|
||
|
|
|
||
|
|
static initModel = function() {
|
||
|
|
if(!is_surface(surface)) return;
|
||
|
|
|
||
|
|
var _surface = surface;
|
||
|
|
var _height = height;
|
||
|
|
|
||
|
|
var ww = surface_get_width(_surface);
|
||
|
|
var hh = surface_get_height(_surface);
|
||
|
|
|
||
|
|
var tw = 1 / ww;
|
||
|
|
var th = 1 / hh;
|
||
|
|
var sw = -ww / 2 * tw;
|
||
|
|
var sh = hh / 2 * th;
|
||
|
|
var useH = is_surface(_height);
|
||
|
|
|
||
|
|
#region ---- data prepare ----
|
||
|
|
if(smooth) {
|
||
|
|
var ts = surface_create(ww, hh);
|
||
|
|
surface_set_shader(ts, sh_3d_extrude_filler);
|
||
|
|
shader_set_f("dimension", ww, hh);
|
||
|
|
draw_surface(_surface, 0, 0);
|
||
|
|
surface_reset_shader();
|
||
|
|
_surface = ts;
|
||
|
|
|
||
|
|
if(useH) {
|
||
|
|
var ds = surface_create(ww, hh);
|
||
|
|
surface_set_shader(ds, sh_3d_extrude_filler_depth);
|
||
|
|
shader_set_f("dimension", ww, hh);
|
||
|
|
draw_surface(_height, 0, 0);
|
||
|
|
surface_reset_shader();
|
||
|
|
_height = ds;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if(useH) {
|
||
|
|
var hgw = surface_get_width(_height);
|
||
|
|
var hgh = surface_get_height(_height);
|
||
|
|
var hgtW = hgw / ww;
|
||
|
|
var hgtH = hgh / hh;
|
||
|
|
|
||
|
|
var height_buffer = buffer_create(hgw * hgh * 4, buffer_fixed, 2);
|
||
|
|
buffer_get_surface(height_buffer, _height, 0);
|
||
|
|
buffer_seek(height_buffer, buffer_seek_start, 0);
|
||
|
|
|
||
|
|
var hei = array_create(hgw, hgh);
|
||
|
|
|
||
|
|
for( var j = 0; j < hgh; j++ )
|
||
|
|
for( var i = 0; i < hgw; i++ ) {
|
||
|
|
var cc = buffer_read(height_buffer, buffer_u32);
|
||
|
|
var _b = colorBrightness(cc & ~0b11111111);
|
||
|
|
hei[i][j] = _b;
|
||
|
|
}
|
||
|
|
|
||
|
|
buffer_delete(height_buffer);
|
||
|
|
}
|
||
|
|
|
||
|
|
var surface_buffer = buffer_create(ww * hh * 4, buffer_fixed, 2);
|
||
|
|
buffer_get_surface(surface_buffer, _surface, 0);
|
||
|
|
buffer_seek(surface_buffer, buffer_seek_start, 0);
|
||
|
|
|
||
|
|
var v = ds_list_create();
|
||
|
|
var ap = array_create(ww, hh);
|
||
|
|
|
||
|
|
for( var j = 0; j < hh; j++ )
|
||
|
|
for( var i = 0; i < ww; i++ ) {
|
||
|
|
var cc = buffer_read(surface_buffer, buffer_u32);
|
||
|
|
var _a = (cc & (0b11111111 << 24)) >> 24;
|
||
|
|
ap[i][j] = _a;
|
||
|
|
}
|
||
|
|
|
||
|
|
buffer_delete(surface_buffer);
|
||
|
|
#endregion
|
||
|
|
|
||
|
|
for( var i = 0; i < ww; i++ )
|
||
|
|
for( var j = 0; j < hh; j++ ) {
|
||
|
|
if(!smooth && ap[i][j] == 0) continue;
|
||
|
|
|
||
|
|
var j0 = sh - j * th;
|
||
|
|
var j1 = j0 - th;
|
||
|
|
var i0 = sw + i * tw;
|
||
|
|
var i1 = i0 + tw;
|
||
|
|
|
||
|
|
var tx0 = tw * i, tx1 = tx0 + tw;
|
||
|
|
var ty0 = th * j, ty1 = ty0 + th;
|
||
|
|
|
||
|
|
var dep = (useH? getHeight(hei, hgtW, hgtH, i, j) : 1) * 0.5;
|
||
|
|
|
||
|
|
if(smooth) { #region
|
||
|
|
var d0, d1, d2, d3;
|
||
|
|
var d00, d10, d01, d11;
|
||
|
|
var a, a0, a1, a2, a3;
|
||
|
|
|
||
|
|
// d00 | a0 | d10
|
||
|
|
// a1 | a | a2
|
||
|
|
// d01 | a3 | d11
|
||
|
|
|
||
|
|
if(useH) {
|
||
|
|
d00 = (i > 0 && j > 0)? getHeight(hei, hgtW, hgtH, i - 1, j - 1) * 0.5 : 0;
|
||
|
|
d10 = (i < ww - 1 && j > 0)? getHeight(hei, hgtW, hgtH, i + 1, j - 1) * 0.5 : 0;
|
||
|
|
d01 = (i > 0 && j < hh - 1)? getHeight(hei, hgtW, hgtH, i - 1, j + 1) * 0.5 : 0;
|
||
|
|
d11 = (i < ww - 1 && j < hh - 1)? getHeight(hei, hgtW, hgtH, i + 1, j + 1) * 0.5 : 0;
|
||
|
|
|
||
|
|
d0 = (j > 0)? getHeight(hei, hgtW, hgtH, i, j - 1) * 0.5 : 0;
|
||
|
|
d1 = (i > 0)? getHeight(hei, hgtW, hgtH, i - 1, j) * 0.5 : 0;
|
||
|
|
d2 = (i < ww - 1)? getHeight(hei, hgtW, hgtH, i + 1, j) * 0.5 : 0;
|
||
|
|
d3 = (j < hh - 1)? getHeight(hei, hgtW, hgtH, i, j + 1) * 0.5 : 0;
|
||
|
|
} else {
|
||
|
|
d00 = (i > 0 && j > 0)? bool(ap[i - 1][j - 1]) * 0.5 : 0;
|
||
|
|
d10 = (i < ww - 1 && j > 0)? bool(ap[i + 1][j - 1]) * 0.5 : 0;
|
||
|
|
d01 = (i > 0 && j < hh - 1)? bool(ap[i - 1][j + 1]) * 0.5 : 0;
|
||
|
|
d11 = (i < ww - 1 && j < hh - 1)? bool(ap[i + 1][j + 1]) * 0.5 : 0;
|
||
|
|
|
||
|
|
d0 = (j > 0)? bool(ap[i][j - 1]) * 0.5 : 0;
|
||
|
|
d1 = (i > 0)? bool(ap[i - 1][j]) * 0.5 : 0;
|
||
|
|
d2 = (i < ww - 1)? bool(ap[i + 1][j]) * 0.5 : 0;
|
||
|
|
d3 = (j < hh - 1)? bool(ap[i][j + 1]) * 0.5 : 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
a = ap[i][j];
|
||
|
|
a0 = (j > 0)? ap[i][j - 1] : 0;
|
||
|
|
a1 = (i > 0)? ap[i - 1][j] : 0;
|
||
|
|
a2 = (i < ww - 1)? ap[i + 1][j] : 0;
|
||
|
|
a3 = (j < hh - 1)? ap[i][j + 1] : 0;
|
||
|
|
|
||
|
|
if(a1 && a0) d00 = (d1 + d0) / 2;
|
||
|
|
if(a0 && a2) d10 = (d0 + d2) / 2;
|
||
|
|
if(a2 && a3) d11 = (d2 + d3) / 2;
|
||
|
|
if(a3 && a1) d01 = (d3 + d1) / 2;
|
||
|
|
|
||
|
|
if(a) {
|
||
|
|
ds_list_add(v, V3(j0, i1, -d10).setNormal(0, 0, -1).setUV(tx1, ty0));
|
||
|
|
ds_list_add(v, V3(j1, i1, -d11).setNormal(0, 0, -1).setUV(tx1, ty1));
|
||
|
|
ds_list_add(v, V3(j0, i0, -d00).setNormal(0, 0, -1).setUV(tx0, ty0));
|
||
|
|
|
||
|
|
ds_list_add(v, V3(j1, i1, -d11).setNormal(0, 0, -1).setUV(tx1, ty1));
|
||
|
|
ds_list_add(v, V3(j1, i0, -d01).setNormal(0, 0, -1).setUV(tx0, ty1));
|
||
|
|
ds_list_add(v, V3(j0, i0, -d00).setNormal(0, 0, -1).setUV(tx0, ty0));
|
||
|
|
|
||
|
|
ds_list_add(v, V3(j0, i1, d10).setNormal(0, 0, 1).setUV(tx1, ty0));
|
||
|
|
ds_list_add(v, V3(j0, i0, d00).setNormal(0, 0, 1).setUV(tx0, ty0));
|
||
|
|
ds_list_add(v, V3(j1, i1, d11).setNormal(0, 0, 1).setUV(tx1, ty1));
|
||
|
|
|
||
|
|
ds_list_add(v, V3(j1, i1, d11).setNormal(0, 0, 1).setUV(tx1, ty1));
|
||
|
|
ds_list_add(v, V3(j0, i0, d00).setNormal(0, 0, 1).setUV(tx0, ty0));
|
||
|
|
ds_list_add(v, V3(j1, i0, d01).setNormal(0, 0, 1).setUV(tx0, ty1));
|
||
|
|
} else if(!a0 && !a1 && a2 && a3) {
|
||
|
|
//var _tx0 = tw * (i + 1), _tx1 = _tx0 + tw;
|
||
|
|
//var _ty0 = th * (j + 0), _ty1 = _ty0 + th;
|
||
|
|
|
||
|
|
d00 *= d0 * d1;
|
||
|
|
d10 *= d1 * d2;
|
||
|
|
d01 *= d1 * d3;
|
||
|
|
|
||
|
|
ds_list_add(v, V3(j0, i1, -d10).setNormal(0, 0, -1).setUV(tx1, ty0));
|
||
|
|
ds_list_add(v, V3(j1, i1, -d11).setNormal(0, 0, -1).setUV(tx1, ty1));
|
||
|
|
ds_list_add(v, V3(j1, i0, -d01).setNormal(0, 0, -1).setUV(tx0, ty1));
|
||
|
|
|
||
|
|
ds_list_add(v, V3(j0, i1, d10).setNormal(0, 0, 1).setUV(tx1, ty0));
|
||
|
|
ds_list_add(v, V3(j1, i1, d11).setNormal(0, 0, 1).setUV(tx1, ty1));
|
||
|
|
ds_list_add(v, V3(j1, i0, d01).setNormal(0, 0, 1).setUV(tx0, ty1));
|
||
|
|
} else if(!a0 && a1 && !a2 && a3) {
|
||
|
|
//var _tx0 = tw * (i - 1), _tx1 = _tx0 + tw;
|
||
|
|
//var _ty0 = th * (j + 0), _ty1 = _ty0 + th;
|
||
|
|
|
||
|
|
d00 *= d0 * d1;
|
||
|
|
d10 *= d1 * d2;
|
||
|
|
d11 *= d2 * d3;
|
||
|
|
|
||
|
|
ds_list_add(v, V3(j1, i1, -d11).setNormal(0, 0, -1).setUV(tx1, ty1));
|
||
|
|
ds_list_add(v, V3(j1, i0, -d01).setNormal(0, 0, -1).setUV(tx0, ty1));
|
||
|
|
ds_list_add(v, V3(j0, i0, -d00).setNormal(0, 0, -1).setUV(tx0, ty0));
|
||
|
|
|
||
|
|
ds_list_add(v, V3(j1, i1, d11).setNormal(0, 0, 1).setUV(tx1, ty1));
|
||
|
|
ds_list_add(v, V3(j1, i0, d01).setNormal(0, 0, 1).setUV(tx0, ty1));
|
||
|
|
ds_list_add(v, V3(j0, i0, d00).setNormal(0, 0, 1).setUV(tx0, ty0));
|
||
|
|
} else if(a0 && a1 && !a2 && !a3) {
|
||
|
|
//var _tx0 = tw * (i - 1), _tx1 = _tx0 + tw;
|
||
|
|
//var _ty0 = th * (j + 0), _ty1 = _ty0 + th;
|
||
|
|
|
||
|
|
d10 *= d1 * d2;
|
||
|
|
d01 *= d1 * d3;
|
||
|
|
d11 *= d2 * d3;
|
||
|
|
|
||
|
|
ds_list_add(v, V3(j0, i0, -d00).setNormal(0, 0, -1).setUV(tx0, ty0));
|
||
|
|
ds_list_add(v, V3(j0, i1, -d10).setNormal(0, 0, -1).setUV(tx1, ty0));
|
||
|
|
ds_list_add(v, V3(j1, i0, -d01).setNormal(0, 0, -1).setUV(tx0, ty1));
|
||
|
|
|
||
|
|
ds_list_add(v, V3(j0, i0, d00).setNormal(0, 0, 1).setUV(tx0, ty0));
|
||
|
|
ds_list_add(v, V3(j0, i1, d10).setNormal(0, 0, 1).setUV(tx1, ty0));
|
||
|
|
ds_list_add(v, V3(j1, i0, d01).setNormal(0, 0, 1).setUV(tx0, ty1));
|
||
|
|
} else if(a0 && !a1 && a2 && !a3) {
|
||
|
|
//var _tx0 = tw * (i + 1), _tx1 = _tx0 + tw;
|
||
|
|
//var _ty0 = th * (j + 0), _ty1 = _ty0 + th;
|
||
|
|
|
||
|
|
d00 *= d0 * d1;
|
||
|
|
d01 *= d1 * d3;
|
||
|
|
d11 *= d2 * d3;
|
||
|
|
|
||
|
|
ds_list_add(v, V3(j0, i1, -d10).setNormal(0, 0, -1).setUV(tx1, ty0));
|
||
|
|
ds_list_add(v, V3(j1, i1, -d11).setNormal(0, 0, -1).setUV(tx1, ty1));
|
||
|
|
ds_list_add(v, V3(j0, i0, -d00).setNormal(0, 0, -1).setUV(tx0, ty0));
|
||
|
|
|
||
|
|
ds_list_add(v, V3(j0, i1, d10).setNormal(0, 0, 1).setUV(tx1, ty0));
|
||
|
|
ds_list_add(v, V3(j1, i1, d11).setNormal(0, 0, 1).setUV(tx1, ty1));
|
||
|
|
ds_list_add(v, V3(j0, i0, d00).setNormal(0, 0, 1).setUV(tx0, ty0));
|
||
|
|
}
|
||
|
|
#endregion
|
||
|
|
} else { #region
|
||
|
|
ds_list_add(v, V3(i1, j0, -dep).setNormal(0, 0, -1).setUV(tx1, ty0));
|
||
|
|
ds_list_add(v, V3(i0, j0, -dep).setNormal(0, 0, -1).setUV(tx0, ty0));
|
||
|
|
ds_list_add(v, V3(i1, j1, -dep).setNormal(0, 0, -1).setUV(tx1, ty1));
|
||
|
|
|
||
|
|
ds_list_add(v, V3(i1, j1, -dep).setNormal(0, 0, -1).setUV(tx1, ty1));
|
||
|
|
ds_list_add(v, V3(i0, j0, -dep).setNormal(0, 0, -1).setUV(tx0, ty0));
|
||
|
|
ds_list_add(v, V3(i0, j1, -dep).setNormal(0, 0, -1).setUV(tx0, ty1));
|
||
|
|
|
||
|
|
ds_list_add(v, V3(i1, j0, dep).setNormal(0, 0, 1).setUV(tx1, ty0));
|
||
|
|
ds_list_add(v, V3(i1, j1, dep).setNormal(0, 0, 1).setUV(tx1, ty1));
|
||
|
|
ds_list_add(v, V3(i0, j0, dep).setNormal(0, 0, 1).setUV(tx0, ty0));
|
||
|
|
|
||
|
|
ds_list_add(v, V3(i1, j1, dep).setNormal(0, 0, 1).setUV(tx1, ty1));
|
||
|
|
ds_list_add(v, V3(i0, j1, dep).setNormal(0, 0, 1).setUV(tx0, ty1));
|
||
|
|
ds_list_add(v, V3(i0, j0, dep).setNormal(0, 0, 1).setUV(tx0, ty0));
|
||
|
|
|
||
|
|
if((useH && dep * 2 > getHeight(hei, hgtW, hgtH, i, j - 1)) || (j == 0 || ap[i][j - 1] == 0)) { //y side
|
||
|
|
ds_list_add(v, V3(i0, j0, dep).setNormal(0, 1, 0).setUV(tx1, ty0));
|
||
|
|
ds_list_add(v, V3(i0, j0, -dep).setNormal(0, 1, 0).setUV(tx0, ty0));
|
||
|
|
ds_list_add(v, V3(i1, j0, dep).setNormal(0, 1, 0).setUV(tx1, ty1));
|
||
|
|
|
||
|
|
ds_list_add(v, V3(i0, j0, -dep).setNormal(0, 1, 0).setUV(tx1, ty1));
|
||
|
|
ds_list_add(v, V3(i1, j0, -dep).setNormal(0, 1, 0).setUV(tx0, ty0));
|
||
|
|
ds_list_add(v, V3(i1, j0, dep).setNormal(0, 1, 0).setUV(tx0, ty1));
|
||
|
|
}
|
||
|
|
|
||
|
|
if((useH && dep * 2 > getHeight(hei, hgtW, hgtH, i, j + 1)) || (j == hh - 1 || ap[i][j + 1] == 0)) { //y side
|
||
|
|
ds_list_add(v, V3(i0, j1, dep).setNormal(0, -1, 0).setUV(tx1, ty0));
|
||
|
|
ds_list_add(v, V3(i1, j1, dep).setNormal(0, -1, 0).setUV(tx1, ty1));
|
||
|
|
ds_list_add(v, V3(i0, j1, -dep).setNormal(0, -1, 0).setUV(tx0, ty0));
|
||
|
|
|
||
|
|
ds_list_add(v, V3(i0, j1, -dep).setNormal(0, -1, 0).setUV(tx1, ty1));
|
||
|
|
ds_list_add(v, V3(i1, j1, dep).setNormal(0, -1, 0).setUV(tx0, ty1));
|
||
|
|
ds_list_add(v, V3(i1, j1, -dep).setNormal(0, -1, 0).setUV(tx0, ty0));
|
||
|
|
}
|
||
|
|
|
||
|
|
if((useH && dep * 2 > getHeight(hei, hgtW, hgtH, i - 1, j)) || (i == 0 || ap[i - 1][j] == 0)) { //x side
|
||
|
|
ds_list_add(v, V3(i0, j0, dep).setNormal(-1, 0, 0).setUV(tx1, ty0));
|
||
|
|
ds_list_add(v, V3(i0, j1, dep).setNormal(-1, 0, 0).setUV(tx1, ty1));
|
||
|
|
ds_list_add(v, V3(i0, j0, -dep).setNormal(-1, 0, 0).setUV(tx0, ty0));
|
||
|
|
|
||
|
|
ds_list_add(v, V3(i0, j0, -dep).setNormal(-1, 0, 0).setUV(tx1, ty1));
|
||
|
|
ds_list_add(v, V3(i0, j1, dep).setNormal(-1, 0, 0).setUV(tx0, ty1));
|
||
|
|
ds_list_add(v, V3(i0, j1, -dep).setNormal(-1, 0, 0).setUV(tx0, ty0));
|
||
|
|
}
|
||
|
|
|
||
|
|
if((useH && dep * 2 > getHeight(hei, hgtW, hgtH, i + 1, j)) || (i == ww - 1 || ap[i + 1][j] == 0)) { //x side
|
||
|
|
ds_list_add(v, V3(i1, j0, dep).setNormal(1, 0, 0).setUV(tx1, ty0));
|
||
|
|
ds_list_add(v, V3(i1, j0, -dep).setNormal(1, 0, 0).setUV(tx0, ty0));
|
||
|
|
ds_list_add(v, V3(i1, j1, dep).setNormal(1, 0, 0).setUV(tx1, ty1));
|
||
|
|
|
||
|
|
ds_list_add(v, V3(i1, j0, -dep).setNormal(1, 0, 0).setUV(tx1, ty1));
|
||
|
|
ds_list_add(v, V3(i1, j1, -dep).setNormal(1, 0, 0).setUV(tx0, ty0));
|
||
|
|
ds_list_add(v, V3(i1, j1, dep).setNormal(1, 0, 0).setUV(tx0, ty1));
|
||
|
|
}
|
||
|
|
#endregion
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if(smooth) {
|
||
|
|
surface_free(_surface);
|
||
|
|
if(useH) surface_free(_height);
|
||
|
|
}
|
||
|
|
|
||
|
|
vertex = [ ds_list_to_array(v) ];
|
||
|
|
ds_list_destroy(v);
|
||
|
|
|
||
|
|
VB = build();
|
||
|
|
generateNormal();
|
||
|
|
} initModel();
|
||
|
|
|
||
|
|
static onParameterUpdate = initModel;
|
||
|
|
}
|