237 lines
4.6 KiB
HTML
237 lines
4.6 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<title>CG1 MDI</title>
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<script id="MathJax-script" async src="https://cdn.jsdelivr.net/npm/mathjax@3/es5/tex-mml-chtml.js"></script>
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<script src="matrix-math.js"></script>
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<script src="shader.js"></script>
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<script src="script.js"></script>
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<style>
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:root {
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font-size: 20px;
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--padding: 10px;
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}
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html, body {
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margin: 0;
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height: 100%;
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}
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body {
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padding: 1vw;
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box-sizing: border-box;
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background-color: #1e1e2e;
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color: #cdd6f4;
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font-family: monospace;
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overflow: hidden;
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display: flex;
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flex-direction: column;
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justify-content: flex-start;
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align-items: stretch;
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gap: var(--padding);
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}
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#display {
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position: relative;
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overflow: hidden;
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box-sizing: border-box;
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border-radius: 20px;
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flex-grow: 1;
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border: solid 2px #11111b;
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}
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#cv {
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position: relative;
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max-width: 100%;
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max-height: 100%;
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width: 100%;
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height: 100%;
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display: block;
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background-color: #181825;
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}
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#stats, #controls {
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padding: var(--padding);
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display: block;
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border: solid 2px #11111b;
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border-radius: 20px;
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}
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#stats {
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background-color: #31324480;
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right: var(--padding);
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position: absolute;
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top: var(--padding);
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}
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#controls {
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background-color: #313244;
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}
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#interpolate {
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width: 100%;
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}
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#matrices {
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display: grid;
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grid-template-columns: 0px 1fr 0px 1fr 0px 1fr 0px 1fr 0px 1fr 0px 1fr 0px;
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grid-gap: var(--padding);
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padding-left: var(--padding);
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padding-right: var(--padding);
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}
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.matrix {
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background-color: #45475a;
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border-radius: 20px;
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display: flex;
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justify-content: center;
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align-items: center;
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--fill-percentage: 0%;
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position: relative;
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overflow: hidden;
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}
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.matrix::before {
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content: '';
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position: absolute;
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border-radius: 20px;
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width: var(--fill-percentage);
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height: 100%;
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right: 0;
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top: 0;
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background-color: #585b70;
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transition: width linear 0.05s;
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}
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#matrices > span {
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display: flex;
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justify-content: center;
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align-items: center;
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}
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.matrix svg {
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max-width: 100%;
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height: auto;
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}
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.projection {
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color: #f38ba8;
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}
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.lookAt {
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color: #a6e3a1;
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}
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#copyright {
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position: absolute;
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bottom: var(--padding);
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right: var(--padding);
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text-shadow: 0px 0px 10px black;
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text-align: right;
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}
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#copyright a {
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color: #89b4fa;
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}
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</style>
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</head>
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<body>
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<div id="display">
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<canvas id="cv"></canvas>
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<div id="stats">
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<div>
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FPS: <span id="fps"></span> - <span id="ms"></span>
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</div>
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<div>
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Use virtual camera: <input type="checkbox" id="displayMatricesVirtually" checked autocomplete="off">
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</div>
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<div>
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Backface Culling: <input type="checkbox" id="backfaceCulling" autocomplete="off">
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</div>
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</div>
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<div id="copyright">
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<a href="https://git.lgc.sh/HSH/cg1-visualisations">Source Code</a><br>
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© 2025 Luca Conte, Dennis Allerkamp
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</div>
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</div>
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<div id="controls">
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<div id="matrices">
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<span></span>
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<div class="matrix projection">
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$$
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\begin{pmatrix}
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1 & 0 & 0 & 0 \\
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0 & 1 & 0 & 0 \\
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0 & 0 & -1 & 0 \\
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0 & 0 & 0 & 1
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\end{pmatrix}
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$$
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</div>
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<span>$$\dot{}$$</span>
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<div class="matrix projection">
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$$
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\begin{pmatrix}
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\frac{2}{r-l} & 0 & 0 & 0 \\
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0 & \frac{2}{t-b} & 0 & 0 \\
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0 & 0 & \frac{2}{f-n} & 0 \\
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0 & 0 & 0 & 1
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\end{pmatrix}
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$$
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</div>
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<span>$$\dot{}$$</span>
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<div class="matrix projection">
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$$
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\begin{pmatrix}
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1 & 0 & 0 & - \frac{r+l}{2} \\
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0 & 1 & 0 & - \frac{t+b}{2} \\
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0 & 0 & 1 & \frac{n+f}{2} \\
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0 & 0 & 0 & 1
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\end{pmatrix}
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$$
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</div>
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<span>$$\dot{}$$</span>
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<div class="matrix projection">
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$$
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\begin{pmatrix}
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1 & 0 & 0 & 0 \\
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0 & 1 & 0 & 0 \\
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0 & 0 & 1 + \frac{f}{n} & f \\
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0 & 0 & - \frac{1}{n} & 0
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\end{pmatrix}
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$$
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</div>
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<span>$$\dot{}$$</span>
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<div class="matrix lookAt">
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$$
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\begin{pmatrix}
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u_x & u_y & u_z & 0 \\
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v_x & v_y & v_z & 0 \\
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n_x & n_y & n_z & 0 \\
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0 & 0 & 0 & 1
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\end{pmatrix}
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$$
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</div>
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<span>$$\dot{}$$</span>
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<div class="matrix lookAt">
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$$
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\begin{pmatrix}
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1 & 0 & 0 & -e_x \\
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0 & 1 & 0 & -e_y \\
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0 & 0 & 1 & -e_z \\
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0 & 0 & 0 & 1
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\end{pmatrix}
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$$
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</div>
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<span></span>
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</div>
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<input id="interpolate" type="range" min="0" max="6" step="0.05" value="6" autocomplete="off" list="steplist">
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<datalist id="steplist">
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<option>1</option>
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<option>2</option>
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<option>3</option>
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<option>4</option>
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<option>5</option>
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</datalist>
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</div>
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</body>
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</html> |