mirror of
https://github.com/Ttanasart-pt/Pixel-Composer.git
synced 2024-11-14 06:23:55 +01:00
583 lines
16 KiB
Plaintext
583 lines
16 KiB
Plaintext
enum CAMERA_PROJ {
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ortho,
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perspective
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}
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#region setup
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globalvar PRIMITIVES, FORMAT_P, FORMAT_PT, FORMAT_PNT;
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PRIMITIVES = ds_map_create();
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vertex_format_begin();
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vertex_format_add_position_3d();
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FORMAT_P = vertex_format_end();
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vertex_format_begin();
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vertex_format_add_position_3d();
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vertex_format_add_texcoord();
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FORMAT_PT = vertex_format_end();
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vertex_format_begin();
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vertex_format_add_position_3d();
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vertex_format_add_normal();
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vertex_format_add_texcoord();
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FORMAT_PNT = vertex_format_end();
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#endregion
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#region 3d obj
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function VertexObject() constructor {
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positions = [];
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textures = [];
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normals = [];
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faces = [];
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buffer = noone;
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renderSurface = noone;
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renderTexture = noone;
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static addPosition = function(_pos, _merge = false) {
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if(!_merge) {
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array_push(positions, _pos);
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return array_length(positions) - 1;
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}
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var ind = array_find(positions, _pos);
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if(ind == -1) {
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array_push(positions, _pos);
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return array_length(positions) - 1;
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}
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return ind;
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}
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static addNormal = function(_nor, _merge = false) {
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if(!_merge) {
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array_push(normals, _nor);
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return array_length(normals) - 1;
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}
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var ind = array_find(normals, _nor);
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if(ind == -1) {
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array_push(normals, _nor);
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return array_length(normals) - 1;
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}
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return ind;
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}
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static addTexture = function(_tex, _merge = false) {
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if(!_merge) {
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array_push(textures, _tex);
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return array_length(textures) - 1;
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}
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var ind = array_find(textures, _tex);
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if(ind == -1) {
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array_push(textures, _tex);
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return array_length(textures) - 1;
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}
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return ind;
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}
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static addFace = function(v1 = [0, 0, 0], n1 = [0, 0, 0], t1 = [0, 0],
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v2 = [0, 0, 0], n2 = [0, 0, 0], t2 = [0, 0],
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v3 = [0, 0, 0], n3 = [0, 0, 0], t3 = [0, 0], _merge = false) {
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var pi0 = addPosition(v1, _merge);
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var pi1 = addPosition(v2, _merge);
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var pi2 = addPosition(v3, _merge);
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var ni0 = addNormal(n1, _merge);
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var ni1 = addNormal(n2, _merge);
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var ni2 = addNormal(n3, _merge);
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var ti0 = addTexture(t1, _merge);
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var ti1 = addTexture(t2, _merge);
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var ti2 = addTexture(t3, _merge);
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array_append(faces, [
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[pi0, ni0, ti0],
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[pi1, ni1, ti1],
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[pi2, ni2, ti2],
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]);
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}
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static createBuffer = function() {
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if(buffer != noone) vertex_delete_buffer(buffer);
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var VB = vertex_create_buffer();
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vertex_begin(VB, FORMAT_PNT);
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for( var i = 0; i < array_length(faces); i++ ) {
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var face = faces[i];
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var _pos = positions[face[0]];
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var _nor = normals [face[1]];
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var _tex = textures [face[2]];
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vertex_add_pnt(VB, _pos, _nor, _tex);
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}
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vertex_end(VB);
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vertex_freeze(VB);
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buffer = VB;
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return VB;
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}
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static submit = function(surface = noone) {
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if(!is_surface(surface)) {
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__submit();
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return;
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}
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renderSurface = surface;
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submitTexture(surface_get_texture(surface));
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}
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static submitTexture = function(texture) {
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renderTexture = texture;
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__submit();
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}
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static __submit = function() {
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if(renderTexture == noone) return;
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if(buffer == noone) return;
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vertex_submit(buffer, pr_trianglelist, renderTexture);
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}
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static clone = function(_submit = true) {
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var v = new VertexObject();
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v.positions = array_clone(positions);
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v.textures = array_clone(textures);
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v.normals = array_clone(normals);
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v.faces = array_clone(faces);
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v.renderTexture = renderTexture;
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if(_submit) v.createBuffer();
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return v;
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}
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static destroy = function() {
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vertex_delete_buffer(buffer);
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}
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}
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#endregion
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#region primitives
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var _0 = -.5;
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var _1 = .5;
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var v = new VertexObject();
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v.addFace( [_1, _0, 0], [0, 0, 1], [1, 0],
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[_0, _0, 0], [0, 0, 1], [0, 0],
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[_1, _1, 0], [0, 0, 1], [1, 1], );
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v.addFace( [_1, _1, 0], [0, 0, 1], [1, 1],
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[_0, _0, 0], [0, 0, 1], [0, 0],
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[_0, _1, 0], [0, 0, 1], [0, 1], );
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PRIMITIVES[? "plane"] = v;
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var v = [];
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v[0] = new VertexObject();
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v[0].addFace( [_1, _0, _0], [0, 0, -1], [1, 0],
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[_0, _0, _0], [0, 0, -1], [0, 0],
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[_1, _1, _0], [0, 0, -1], [1, 1], );
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v[0].addFace( [_1, _1, _0], [0, 0, -1], [1, 1],
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[_0, _0, _0], [0, 0, -1], [0, 0],
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[_0, _1, _0], [0, 0, -1], [0, 1], );
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v[1] = new VertexObject();
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v[1].addFace( [_1, _0, _1], [0, 0, 1], [0, 0],
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[_0, _0, _1], [0, 0, 1], [1, 0],
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[_1, _1, _1], [0, 0, 1], [0, 1], );
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v[1].addFace( [_1, _1, _1], [0, 0, 1], [0, 1],
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[_0, _0, _1], [0, 0, 1], [1, 0],
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[_0, _1, _1], [0, 0, 1], [1, 1], );
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v[2] = new VertexObject();
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v[2].addFace( [_1, _0, _0], [0, -1, 0], [1, 0],
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[_0, _0, _0], [0, -1, 0], [0, 0],
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[_1, _0, _1], [0, -1, 0], [1, 1], );
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v[2].addFace( [_1, _0, _1], [0, -1, 0], [1, 1],
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[_0, _0, _0], [0, -1, 0], [0, 0],
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[_0, _0, _1], [0, -1, 0], [0, 1], );
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v[3] = new VertexObject();
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v[3].addFace( [_1, _1, _0], [0, 1, 0], [1, 0],
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[_0, _1, _0], [0, 1, 0], [0, 0],
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[_1, _1, _1], [0, 1, 0], [1, 1], );
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v[3].addFace( [_1, _1, _1], [0, 1, 0], [1, 1],
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[_0, _1, _0], [0, 1, 0], [0, 0],
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[_0, _1, _1], [0, 1, 0], [0, 1], );
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v[4] = new VertexObject();
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v[4].addFace( [_0, _1, _0], [-1, 0, 0], [1, 1],
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[_0, _0, _0], [-1, 0, 0], [1, 0],
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[_0, _1, _1], [-1, 0, 0], [0, 1], );
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v[4].addFace( [_0, _1, _1], [-1, 0, 0], [0, 1],
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[_0, _0, _0], [-1, 0, 0], [1, 0],
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[_0, _0, _1], [-1, 0, 0], [0, 0], );
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v[5] = new VertexObject();
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v[5].addFace( [_1, _1, _0], [1, 0, 0], [0, 1],
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[_1, _0, _0], [1, 0, 0], [0, 0],
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[_1, _1, _1], [1, 0, 0], [1, 1], );
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v[5].addFace( [_1, _1, _1], [1, 0, 0], [1, 1],
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[_1, _0, _0], [1, 0, 0], [0, 0],
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[_1, _0, _1], [1, 0, 0], [1, 0], );
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PRIMITIVES[? "cube"] = v;
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#endregion
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#region helper
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enum GIZMO_3D_TYPE {
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move,
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rotate,
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scale
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}
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function _3d_node_init(iDim, gPos, gSca, iPos, iRot, iSca) {
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VB = [];
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use_normal = true;
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TM = matrix_build(0, 0, 0, 0, 0, 0, 1, 1, 1);
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cam = camera_create();
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cam_view = matrix_build_lookat(0, 0, 1, 0, 0, 0, 0, 1, 0);
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cam_proj = matrix_build_projection_ortho(1, 1, 1, 100);
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camera_set_view_mat(cam, cam_view);
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camera_set_proj_mat(cam, cam_proj);
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drag_index = noone;
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drag_sv = 0;
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drag_delta = 0;
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drag_prev = 0;
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drag_mx = 0;
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drag_my = 0;
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input_dim = iDim;
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global_pos = gPos;
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global_sca = gSca;
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input_pos = iPos;
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input_rot = iRot;
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input_sca = iSca;
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gizmo_hover = noone;
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tools = [
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new NodeTool( "Transform", THEME.tools_3d_transform ),
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new NodeTool( "Rotate", THEME.tools_3d_rotate ),
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new NodeTool( "Scale", THEME.tools_3d_scale ),
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];
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}
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function _3d_gizmo(active, _x, _y, _s, _mx, _my, _snx, _sny) {
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var _gpos = inputs[| global_pos].getValue();
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var _gsca = inputs[| global_sca].getValue();
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var _pos = inputs[| input_pos].getValue();
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var _rot = inputs[| input_rot].getValue();
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var _sca = inputs[| input_sca].getValue();
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var cx = _x + _gpos[0] * _s;
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var cy = _y + _gpos[1] * _s;
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var _qrot = new BBMOD_Quaternion().FromEuler(_rot[0], -_rot[1], -_rot[2]);
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var _hover = noone;
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var _hoverDist = 10;
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if(isUsingTool(0)) {
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var ga = [];
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var dir = 0;
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ga[0] = new BBMOD_Vec3(64, 0, 0);
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ga[1] = new BBMOD_Vec3( 0, -64, 0);
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ga[2] = new BBMOD_Vec3( 0, 0, 64);
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for( var i = 0; i < 3; i++ ) {
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ga[i] = _qrot.Rotate(ga[i]);
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var th = 2 + (gizmo_hover == i);
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if(drag_index == i) {
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th = 3;
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dir = point_direction(0, 0, ga[i].X, ga[i].Y);
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} else if(drag_index != noone)
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th = 1;
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draw_set_color(COLORS.axis[i]);
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draw_line_round_arrow(cx, cy, cx + ga[i].X, cy + ga[i].Y, th);
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var _d = distance_to_line(_mx, _my, cx, cy, cx + ga[i].X, cy + ga[i].Y);
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if(_d < _hoverDist) {
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_hover = i;
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_hoverDist = _d;
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}
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}
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gizmo_hover = _hover;
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if(drag_index != noone) {
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var mAng = point_direction(cx, cy, _mx, _my);
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var _n = BBMOD_VEC3_FORWARD;
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var _mmx = _mx - cx;
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var _mmy = _my - cy;
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var _max = ga[drag_index].X;
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var _may = ga[drag_index].Y;
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var mAdj = dot_product(_mmx, _mmy, _max, _may);
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if(drag_prev != undefined) {
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_pos[drag_index] += (mAdj - drag_prev) / 8000;
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if(inputs[| input_pos].setValue(_pos))
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UNDO_HOLDING = true;
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}
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drag_prev = mAdj;
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}
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} else if(isUsingTool(1)) {
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var _pa = [], pa = [];
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var drx, dry, drz;
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var _sub = 64;
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for( var i = 0; i <= _sub; i++ ) {
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var ang = i * 360 / _sub;
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pa[0] = new BBMOD_Vec3(0, lengthdir_x(64, ang), lengthdir_y(64, ang));
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pa[0] = _qrot.Rotate(pa[0]);
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pa[1] = new BBMOD_Vec3(lengthdir_x(64, ang), 0, lengthdir_y(64, ang));
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pa[1] = _qrot.Rotate(pa[1]);
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pa[2] = new BBMOD_Vec3(lengthdir_x(64, ang), lengthdir_y(64, ang), 0);
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pa[2] = _qrot.Rotate(pa[2]);
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if(i) {
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for( var j = 0; j < 3; j++ ) {
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draw_set_color(COLORS.axis[j]);
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var th = (_pa[j].Z >= 0) + 1 + (gizmo_hover == j);
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if(drag_index == j)
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th = 3;
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else if(drag_index != noone)
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th = 1;
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if(_pa[j].Z >= 0 || i % 2 || drag_index == j) {
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draw_line_round(cx + _pa[j].X, cy + _pa[j].Y, cx + pa[j].X, cy + pa[j].Y, th);
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drx = point_direction(cx + _pa[j].X, cy + _pa[j].Y, cx + pa[j].X, cy + pa[j].Y);
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}
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var _d = distance_to_line(_mx, _my, cx + _pa[j].X, cy + _pa[j].Y, cx + pa[j].X, cy + pa[j].Y);
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if(_d < _hoverDist) {
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_hover = j;
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_hoverDist = _d;
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}
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}
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}
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for( var j = 0; j < 3; j++ )
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_pa[j] = pa[j];
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}
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gizmo_hover = _hover;
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if(drag_index != noone) {
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var mAng = point_direction(cx, cy, _mx, _my);
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var _n = BBMOD_VEC3_FORWARD;
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switch(drag_index) {
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case 0 : _n = new BBMOD_Vec3(1.0, 0.0, 0.0); break;
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case 1 : _n = new BBMOD_Vec3(0.0, 1.0, 0.0); break;
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case 2 : _n = new BBMOD_Vec3(0.0, 0.0, 1.0); break;
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}
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var camVector = new BBMOD_Vec3(0.0, 0.0, 1.0);
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if(drag_prev != undefined) {
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var _currQ = new BBMOD_Quaternion().FromEuler(_rot[0], _rot[1], _rot[2]);
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var _currR = new BBMOD_Quaternion().FromAxisAngle(_n, (mAng - drag_prev) * (_currQ.Rotate(_n).Z > 0? -1 : 1));
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var _mulp = _currQ.Mul(_currR);
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var _Nrot = new BBMOD_Matrix(_mulp.ToMatrix()).ToEuler();
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if(inputs[| input_rot].setValue(_Nrot))
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UNDO_HOLDING = true;
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}
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draw_set_color(COLORS._main_accent);
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draw_line_dashed(cx, cy, _mx, _my, 2, 8);
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drag_prev = mAng;
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}
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} else if(isUsingTool(2)) {
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var ga = [];
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ga[0] = new BBMOD_Vec3(64, 0, 0);
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ga[1] = new BBMOD_Vec3( 0, -64, 0);
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ga[2] = new BBMOD_Vec3( 0, 0, 64);
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for( var i = 0; i < 3; i++ ) {
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ga[i] = _qrot.Rotate(ga[i]);
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var th = 2 + (gizmo_hover == i);
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if(drag_index == i)
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th = 3;
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else if(drag_index != noone)
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th = 1;
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draw_set_color(COLORS.axis[i]);
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draw_line_round_arrow_scale(cx, cy, cx + ga[i].X, cy + ga[i].Y, th);
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var _d = distance_to_line(_mx, _my, cx, cy, cx + ga[i].X, cy + ga[i].Y);
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if(_d < _hoverDist) {
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_hover = i;
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_hoverDist = _d;
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}
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}
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gizmo_hover = _hover;
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if(drag_index != noone) {
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var mAng = point_direction(cx, cy, _mx, _my);
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var _n = BBMOD_VEC3_FORWARD;
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var _mmx = _mx - cx;
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var _mmy = _my - cy;
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var _max = ga[drag_index].X;
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var _may = ga[drag_index].Y;
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var mAdj = dot_product(_mmx, _mmy, _max, _may);
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if(drag_prev != undefined) {
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_sca[drag_index] += (mAdj - drag_prev) / 8000;
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if(inputs[| input_sca].setValue(_sca))
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UNDO_HOLDING = true;
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}
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drag_prev = mAdj;
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}
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}
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if(drag_index != noone && mouse_release(mb_left)) {
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drag_index = noone;
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UNDO_HOLDING = false;
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}
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if(_hover != noone && mouse_press(mb_left, active)) {
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drag_index = _hover;
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drag_prev = undefined;
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drag_mx = _mx;
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drag_my = _my;
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}
|
|
|
|
inputs[| global_pos].drawOverlay(active, _x, _y, _s, _mx, _my, _snx, _sny);
|
|
}
|
|
|
|
function _3d_local_transform(_lpos, _lrot, _lsca) {
|
|
matrix_stack_push(matrix_build(0, 0, 0, _lrot[0], _lrot[1], _lrot[2], 1, 1, 1));
|
|
matrix_stack_push(matrix_build(-_lpos[0], -_lpos[1], _lpos[2], 0, 0, 0, 1, 1, 1));
|
|
matrix_stack_push(matrix_build(0, 0, 0, 0, 0, 0, _lsca[0], _lsca[1], _lsca[2]));
|
|
|
|
matrix_set(matrix_world, matrix_stack_top());
|
|
}
|
|
|
|
function _3d_clear_local_transform() {
|
|
matrix_stack_pop();
|
|
matrix_stack_pop();
|
|
matrix_stack_pop();
|
|
}
|
|
|
|
function _3d_pre_setup(_outSurf, _dim, _pos, _sca, _ldir, _lhgt, _lint, _lclr, _aclr, _lpos, _lrot, _lsca, _cam, _pass = "diff", _scale = noone) {
|
|
_outSurf = surface_verify(_outSurf, _dim[0], _dim[1]);
|
|
|
|
var _proj = _cam.projection;
|
|
var _fov = _cam.fov;
|
|
var _applyLocal = _scale == noone? true : _scale.local;
|
|
var scaleDimension = _scale == noone? true : _scale.dimension;
|
|
|
|
var lightFor = [ -cos(degtorad(_ldir)), -_lhgt, -sin(degtorad(_ldir)) ];
|
|
|
|
gpu_set_ztestenable(true);
|
|
surface_set_target(_outSurf);
|
|
DRAW_CLEAR
|
|
|
|
var shader = sh_vertex_pnt_light;
|
|
if(_pass == "diff") shader = sh_vertex_pnt_light;
|
|
else if(_pass == "norm") shader = sh_vertex_normal_pass;
|
|
else if(_pass == "dept") shader = sh_vertex_depth_pass;
|
|
|
|
uniVertex_lightFor = shader_get_uniform(shader, "u_LightForward");
|
|
uniLightAmb = shader_get_uniform(shader, "u_AmbientLight");
|
|
uniLightClr = shader_get_uniform(shader, "u_LightColor");
|
|
uniLightInt = shader_get_uniform(shader, "u_LightIntensity");
|
|
uniLightNrm = shader_get_uniform(shader, "useNormal");
|
|
|
|
shader_set(shader);
|
|
shader_set_uniform_f_array_safe(uniVertex_lightFor, lightFor);
|
|
shader_set_uniform_f_array_safe(uniLightAmb, colorArrayFromReal(_aclr));
|
|
shader_set_uniform_f_array_safe(uniLightClr, colorArrayFromReal(_lclr));
|
|
shader_set_uniform_f(uniLightInt, _lint);
|
|
shader_set_uniform_i(uniLightNrm, use_normal);
|
|
|
|
var cam_view, cam_proj;
|
|
var dw = array_safe_get(_dim, 0);
|
|
var dh = array_safe_get(_dim, 1);
|
|
|
|
if(_proj == CAMERA_PROJ.ortho) {
|
|
cam_view = matrix_build_lookat(0, 0, 128, 0, 0, 0, 0, 1, 0);
|
|
cam_proj = matrix_build_projection_ortho(dw, dh, 0.1, 256);
|
|
} else {
|
|
var _adjFov = power(_fov / 90, 1 / 4) * 90;
|
|
var dist = _dim[0] / 2 * dtan(90 - _adjFov);
|
|
cam_view = matrix_build_lookat(0, 0, 1 + dist, 0, 0, 0, 0, 1, 0);
|
|
cam_proj = matrix_build_projection_perspective(dw, dh, dist, dist + 256);
|
|
}
|
|
|
|
var cam = camera_get_active();
|
|
camera_set_view_size(cam, dw, dh);
|
|
camera_set_view_mat(cam, cam_view);
|
|
camera_set_proj_mat(cam, cam_proj);
|
|
camera_apply(cam);
|
|
|
|
if(_proj == CAMERA_PROJ.ortho)
|
|
matrix_stack_push(matrix_build(dw / 2 - _pos[0], _pos[1] - dh / 2, 0, 0, 0, 0, (scaleDimension? dw : 1) * _sca[0], (scaleDimension? dh : 1) * _sca[1], 1));
|
|
else
|
|
matrix_stack_push(matrix_build(dw / 2 - _pos[0], _pos[1] - dh / 2, 0, 0, 0, 0, (scaleDimension? dw : 1) * _sca[0], (scaleDimension? dh : 1) * _sca[1], 1));
|
|
//matrix_stack_push(matrix_build(0, 0, 0, 0, 0, 0, 1, 1, 1));
|
|
|
|
if(_applyLocal) _3d_local_transform(_lpos, _lrot, _lsca);
|
|
|
|
matrix_set(matrix_world, matrix_stack_top());
|
|
|
|
return _outSurf;
|
|
}
|
|
|
|
function _3d_post_setup() {
|
|
shader_reset();
|
|
|
|
matrix_stack_clear();
|
|
matrix_set(matrix_world, MATRIX_IDENTITY);
|
|
|
|
gpu_set_ztestenable(false);
|
|
var cam = camera_get_active();
|
|
camera_set_view_mat(cam, matrix_build_lookat(0, 0, 1, 0, 0, 0, 0, 1, 0));
|
|
camera_set_proj_mat(cam, matrix_build_projection_ortho(1, 1, 0.1, 256));
|
|
camera_apply(cam);
|
|
|
|
surface_reset_target();
|
|
}
|
|
#endregion |