105 lines
1.9 KiB
JavaScript
105 lines
1.9 KiB
JavaScript
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//
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// !! all UI objects assume you have forced positive y as down!
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//
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window.uiPlace = function(gl) {
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var WHITE = [1, 1, 1, 1];
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var frontBuf = {
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pos: gl.createBuffer(),
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col: gl.createBuffer(),
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tx: gl.createBuffer()
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}
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var backBuf = {
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pos: gl.createBuffer(),
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col: gl.createBuffer(),
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tx: gl.createBuffer()
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}
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var backActive = false;
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function setPlace(num) {
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if (nun < 10) {
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} else {
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var tens = Math.floor(num/10)%10;
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var suffix = (tens == 1)?3:(Math.min(3, (num-1)%10));
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}
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}
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function genVertRect(targ, dx, dy, dwidth, dheight, sx, sy, swidth, sheight, z, cornerColours) { //y is down positive. we adjust texture coords to fit this.
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var cornerColours = cornerColours
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if (cornerColours == null) cornerColours = [WHITE, WHITE, WHITE, WHITE];
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var vpos = targ.vpos;
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var vcol = targ.vcol;
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var vtx = targ.vtx;
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// tri 1
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//
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// 1 2
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// ---------
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// | /
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// | /
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// | /
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// |/
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//
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// 3
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//
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vpos.push(dx);
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vpos.push(dy);
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vpos.push(z);
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vcol = vcol.concat(vcol, cornerColours[0]);
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vtx.push(sx);
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vtx.push(1-sy);
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vpos.push(dx+dwidth);
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vpos.push(dy);
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vpos.push(z);
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vcol = vcol.concat(vcol, cornerColours[1]);
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vtx.push(sx+swidth);
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vtx.push(1-sy);
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vpos.push(dx);
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vpos.push(dy+dheight);
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vpos.push(z);
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vcol = vcol.concat(vcol, cornerColours[2]);
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vtx.push(sx);
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vtx.push(1-(sy+sheight));
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//tri 2
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//
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// 1
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// /|
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// / |
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// / |
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// / |
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// --------- 3
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// 2
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vpos.push(dx+dwidth);
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vpos.push(dy);
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vpos.push(z);
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vcol = vcol.concat(vcol, cornerColours[1]);
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vtx.push(sx+swidth);
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vtx.push(1-sy);
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vpos.push(dx);
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vpos.push(dy+dheight);
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vpos.push(z);
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vcol = vcol.concat(vcol, cornerColours[2]);
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vtx.push(sx);
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vtx.push(1-(sy+sheight));
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vpos.push(dx+dwidth);
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vpos.push(dy+dheight);
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vpos.push(z);
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vcol = vcol.concat(vcol, cornerColours[2]);
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vtx.push(sx+swidth);
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vtx.push(1-(sy+sheight));
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}
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}
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