Initial Query
Draw an image of a triangle using WebGL in a single HTML file. Make the canvas take the full page.
LLM Generation
Query
Draw an image of a triangle using WebGL in a single HTML file. Make the canvas take the full page.
Output
Creating an image of a triangle using WebGL in an HTML file involves writing code in JavaScript and HTML. Here's an example of how you can do this in a single HTML file:
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82 | <!DOCTYPE html>
<html>
<head>
<title>Triangle with WebGL</title>
<style>
body { margin: 0; overflow: hidden; }
canvas { display: block; }
</style>
</head>
<body>
<canvas></canvas>
<script>
const canvas = document.querySelector('canvas');
canvas.width = window.innerWidth;
canvas.height = window.innerHeight;
const gl = canvas.getContext('webgl');
// Vertex shader source code
const vsSource = `
attribute vec4 aVertexPosition;
void main() {
gl_Position = aVertexPosition;
}
`;
// Fragment shader source code
const fsSource = `
precision mediump float;
uniform vec4 uFragColor;
void main() {
gl_FragColor = uFragColor;
}
`;
// Initialize shaders
const vertexShader = gl.createShader(gl.VERTEX_SHADER);
gl.shaderSource(vertexShader, vsSource);
gl.compileShader(vertexShader);
const fragmentShader = gl.createShader(gl.FRAGMENT_SHADER);
gl.shaderSource(fragmentShader, fsSource);
gl.compileShader(fragmentShader);
// Create program and link shaders
const shaderProgram = gl.createProgram();
gl.attachShader(shaderProgram, vertexShader);
gl.attachShader(shaderProgram, fragmentShader);
gl.linkProgram(shaderProgram);
// Use the created program
gl.useProgram(shaderProgram);
// Create and bind buffer for vertex data
const buffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, buffer);
// Set vertex data
const vertices = new Float32Array([
0.0, 0.5, 0.0, // top
-0.5, -0.5, 0.0, // bottom left
0.5, -0.5, 0.0 // bottom right
]);
gl.bufferData(gl.ARRAY_BUFFER, vertices, gl.STATIC_DRAW);
// Specify the attribute layout
const aVertexPosition = gl.getAttribLocation(shaderProgram, 'aVertexPosition');
gl.vertexAttribPointer(aVertexPosition, 3, gl.FLOAT, false, 3 * Float32Array.BYTES_PER_ELEMENT, 0);
gl.enableVertexAttribArray(aVertexPosition);
// Set uniform for fragment color
const uFragColor = gl.getUniformLocation(shaderProgram, 'uFragColor');
gl.uniform4f(uFragColor, 0.0, 0.5, 1.0, 1.0); // Set color to light blue
// Draw the triangle
gl.clearColor(0.0, 0.0, 0.0, 1.0);
gl.clear(gl.COLOR_BUFFER_BIT);
gl.drawArrays(gl.TRIANGLES, 0, 3);
</script>
</body>
</html>
|
This code creates an HTML file that displays a light blue triangle taking up the full page. The triangle is rendered using WebGL in the `<canvas>` element. The CSS in the `<style>` tag makes the canvas take up the full page by setting the margin of the body to 0 and hiding any overflow.
Extract Code
I extracted the following code from that output:
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82 | <!DOCTYPE html>
<html>
<head>
<title>Triangle with WebGL</title>
<style>
body { margin: 0; overflow: hidden; }
canvas { display: block; }
</style>
</head>
<body>
<canvas></canvas>
<script>
const canvas = document.querySelector('canvas');
canvas.width = window.innerWidth;
canvas.height = window.innerHeight;
const gl = canvas.getContext('webgl');
// Vertex shader source code
const vsSource = `
attribute vec4 aVertexPosition;
void main() {
gl_Position = aVertexPosition;
}
`;
// Fragment shader source code
const fsSource = `
precision mediump float;
uniform vec4 uFragColor;
void main() {
gl_FragColor = uFragColor;
}
`;
// Initialize shaders
const vertexShader = gl.createShader(gl.VERTEX_SHADER);
gl.shaderSource(vertexShader, vsSource);
gl.compileShader(vertexShader);
const fragmentShader = gl.createShader(gl.FRAGMENT_SHADER);
gl.shaderSource(fragmentShader, fsSource);
gl.compileShader(fragmentShader);
// Create program and link shaders
const shaderProgram = gl.createProgram();
gl.attachShader(shaderProgram, vertexShader);
gl.attachShader(shaderProgram, fragmentShader);
gl.linkProgram(shaderProgram);
// Use the created program
gl.useProgram(shaderProgram);
// Create and bind buffer for vertex data
const buffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, buffer);
// Set vertex data
const vertices = new Float32Array([
0.0, 0.5, 0.0, // top
-0.5, -0.5, 0.0, // bottom left
0.5, -0.5, 0.0 // bottom right
]);
gl.bufferData(gl.ARRAY_BUFFER, vertices, gl.STATIC_DRAW);
// Specify the attribute layout
const aVertexPosition = gl.getAttribLocation(shaderProgram, 'aVertexPosition');
gl.vertexAttribPointer(aVertexPosition, 3, gl.FLOAT, false, 3 * Float32Array.BYTES_PER_ELEMENT, 0);
gl.enableVertexAttribArray(aVertexPosition);
// Set uniform for fragment color
const uFragColor = gl.getUniformLocation(shaderProgram, 'uFragColor');
gl.uniform4f(uFragColor, 0.0, 0.5, 1.0, 1.0); // Set color to light blue
// Draw the triangle
gl.clearColor(0.0, 0.0, 0.0, 1.0);
gl.clear(gl.COLOR_BUFFER_BIT);
gl.drawArrays(gl.TRIANGLES, 0, 3);
</script>
</body>
</html>
|
Check if all of the following conditions are true:
HTML Render
Rendering the webpage gives the following image:
LLM Generation
Query
This is a screenshot of a webpage that draws something with webgl. I'm trying to see if it drew what I wanted. Describe what is drawn in this image?
Output
The image shows a solid blue equilateral triangle centered on a black background. The triangle has sharp edges and appears to be uniformly filled with a single shade of blue. There are no other visible elements or details within the triangle or the surrounding area.
LLM Generation
Query
Does this answer say that there is a picture of a triangle "The image shows a solid blue equilateral triangle centered on a black background. The triangle has sharp edges and appears to be uniformly filled with a single shade of blue. There are no other visible elements or details within the triangle or the surrounding area."? Answer "Yes it does" or "No it does not".
Output
Yes it does.
Substring Evaluation
Testing if the previous output contains the string es it does: True
Check this condition is not true:
Substring Evaluation
Testing if the previous output contains the string THREE.: False
Final Answer: True
Final Answer: True
Initial Query
Draw an image of a triangle using WebGL in a single HTML file. Make the canvas take the full page.
LLM Generation
Query
Draw an image of a triangle using WebGL in a single HTML file. Make the canvas take the full page.
Output
Creating a WebGL triangle in an HTML file requires some knowledge of JavaScript and WebGL. Here is an example of how you can create a WebGL triangle that takes up the full page:
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75 | <!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>WebGL Triangle</title>
<style>
canvas {
display: block;
width: 100vw;
height: 100vh;
}
</style>
</head>
<body>
<canvas id="triangle-canvas"></canvas>
<script>
const canvas = document.getElementById('triangle-canvas');
const gl = canvas.getContext('webgl');
// Vertex shader source code
const vertexShaderSource = `
attribute vec4 aVertexPosition;
void main() {
gl_Position = aVertexPosition;
}
`;
// Fragment shader source code
const fragmentShaderSource = `
precision mediump float;
uniform vec4 uColor;
void main() {
gl_FragColor = uColor;
}
`;
// Initialize shaders
const vertexShader = gl.createShader(gl.VERTEX_SHADER);
gl.shaderSource(vertexShader, vertexShaderSource);
gl.compileShader(vertexShader);
const fragmentShader = gl.createShader(gl.FRAGMENT_SHADER);
gl.shaderSource(fragmentShader, fragmentShaderSource);
gl.compileShader(fragmentShader);
// Link shaders
const shaderProgram = gl.createProgram();
gl.attachShader(shaderProgram, vertexShader);
gl.attachShader(shaderProgram, fragmentShader);
gl.linkProgram(shaderProgram);
// Set up vertex data
const vertices = new Float32Array([
0.0, 0.5, -0.5, -0.5, 0.5, -0.5,
]);
const vertexBuffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, vertexBuffer);
gl.bufferData(gl.ARRAY_BUFFER, vertices, gl.STATIC_DRAW);
// Set up vertex attributes
const aVertexPosition = gl.getAttribLocation(shaderProgram, 'aVertexPosition');
gl.vertexAttribPointer(aVertexPosition, 2, gl.FLOAT, false, 0, 0);
gl.enableVertexAttribArray(aVertexPosition);
// Set up uniforms
const uColor = gl.getUniformLocation(shaderProgram, 'uColor');
gl.uniform4f(uColor, 1.0, 0.0, 0.0, 1.0);
// Draw the triangle
gl.clearColor(0.0, 0.0, 0.0, 1.0);
gl.clear(gl.COLOR_BUFFER_BIT);
gl.useProgram(shaderProgram);
gl.drawArrays(gl.TRIANGLES, 0, 3);
</script>
</body>
</html>
|
This HTML file creates a WebGL context, defines vertex and fragment shaders, initializes the shaders, uploads the vertex data to the GPU, sets up vertex attributes, sets up uniforms, and finally draws the triangle to the screen. The CSS styles at the beginning of the file ensure that the canvas takes up the full page.
Extract Code
I extracted the following code from that output:
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75 | <!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>WebGL Triangle</title>
<style>
canvas {
display: block;
width: 100vw;
height: 100vh;
}
</style>
</head>
<body>
<canvas id="triangle-canvas"></canvas>
<script>
const canvas = document.getElementById('triangle-canvas');
const gl = canvas.getContext('webgl');
// Vertex shader source code
const vertexShaderSource = `
attribute vec4 aVertexPosition;
void main() {
gl_Position = aVertexPosition;
}
`;
// Fragment shader source code
const fragmentShaderSource = `
precision mediump float;
uniform vec4 uColor;
void main() {
gl_FragColor = uColor;
}
`;
// Initialize shaders
const vertexShader = gl.createShader(gl.VERTEX_SHADER);
gl.shaderSource(vertexShader, vertexShaderSource);
gl.compileShader(vertexShader);
const fragmentShader = gl.createShader(gl.FRAGMENT_SHADER);
gl.shaderSource(fragmentShader, fragmentShaderSource);
gl.compileShader(fragmentShader);
// Link shaders
const shaderProgram = gl.createProgram();
gl.attachShader(shaderProgram, vertexShader);
gl.attachShader(shaderProgram, fragmentShader);
gl.linkProgram(shaderProgram);
// Set up vertex data
const vertices = new Float32Array([
0.0, 0.5, -0.5, -0.5, 0.5, -0.5,
]);
const vertexBuffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, vertexBuffer);
gl.bufferData(gl.ARRAY_BUFFER, vertices, gl.STATIC_DRAW);
// Set up vertex attributes
const aVertexPosition = gl.getAttribLocation(shaderProgram, 'aVertexPosition');
gl.vertexAttribPointer(aVertexPosition, 2, gl.FLOAT, false, 0, 0);
gl.enableVertexAttribArray(aVertexPosition);
// Set up uniforms
const uColor = gl.getUniformLocation(shaderProgram, 'uColor');
gl.uniform4f(uColor, 1.0, 0.0, 0.0, 1.0);
// Draw the triangle
gl.clearColor(0.0, 0.0, 0.0, 1.0);
gl.clear(gl.COLOR_BUFFER_BIT);
gl.useProgram(shaderProgram);
gl.drawArrays(gl.TRIANGLES, 0, 3);
</script>
</body>
</html>
|
Check if all of the following conditions are true:
HTML Render
Rendering the webpage gives the following image:
LLM Generation
Query
This is a screenshot of a webpage that draws something with webgl. I'm trying to see if it drew what I wanted. Describe what is drawn in this image?
Output
The image shows a white equilateral triangle centered on a black background. The triangle is pointing upwards and has straight edges and sharp corners, suggesting it has been rendered cleanly without any visible distortion or anti-aliasing issues.
LLM Generation
Query
Does this answer say that there is a picture of a triangle "The image shows a white equilateral triangle centered on a black background. The triangle is pointing upwards and has straight edges and sharp corners, suggesting it has been rendered cleanly without any visible distortion or anti-aliasing issues."? Answer "Yes it does" or "No it does not".
Output
Yes it does.
Substring Evaluation
Testing if the previous output contains the string es it does: True
Check this condition is not true:
Substring Evaluation
Testing if the previous output contains the string THREE.: False
Final Answer: True
Final Answer: True
Initial Query
Draw an image of a triangle using WebGL in a single HTML file. Make the canvas take the full page.
LLM Generation
Query
Draw an image of a triangle using WebGL in a single HTML file. Make the canvas take the full page.
Output
Creating a WebGL triangle in a single HTML file requires writing some JavaScript and HTML code. Here's an example of how you can do it:
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75 | <!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>WebGL Triangle</title>
<style>
body { margin: 0; overflow: hidden; }
canvas { display: block; }
</style>
</head>
<body>
<canvas></canvas>
<script>
const canvas = document.querySelector('canvas');
const gl = canvas.getContext('webgl');
// Vertex shader source code
const vertexShaderSource = `
attribute vec2 aPosition;
void main() {
gl_Position = vec4(aPosition, 0.0, 1.0);
}
`;
// Fragment shader source code
const fragmentShaderSource = `
void main() {
gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0);
}
`;
// Compile shaders
const vertexShader = gl.createShader(gl.VERTEX_SHADER);
gl.shaderSource(vertexShader, vertexShaderSource);
gl.compileShader(vertexShader);
const fragmentShader = gl.createShader(gl.FRAGMENT_SHADER);
gl.shaderSource(fragmentShader, fragmentShaderSource);
gl.compileShader(fragmentShader);
// Create and link program
const program = gl.createProgram();
gl.attachShader(program, vertexShader);
gl.attachShader(program, fragmentShader);
gl.linkProgram(program);
// Set up vertex data
const positionBuffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, positionBuffer);
const positions = [
0.0, 0.5,
-0.5, -0.5,
0.5, -0.5,
];
gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(positions), gl.STATIC_DRAW);
// Set up attributes and uniforms
const positionAttributeLocation = gl.getAttribLocation(program, 'aPosition');
gl.vertexAttribPointer(positionAttributeLocation, 2, gl.FLOAT, false, 0, 0);
gl.enableVertexAttribArray(positionAttributeLocation);
// Set canvas size and clear color
canvas.width = window.innerWidth;
canvas.height = window.innerHeight;
gl.viewport(0, 0, canvas.width, canvas.height);
gl.clearColor(0.0, 0.0, 0.0, 1.0);
// Draw the triangle
gl.clear(gl.COLOR_BUFFER_BIT);
gl.useProgram(program);
gl.drawArrays(gl.TRIANGLES, 0, 3);
</script>
</body>
</html>
|
This code will create a WebGL context, compile the vertex and fragment shaders, create a triangle with three vertices, and draw it on the canvas, which will take up the full page. The triangle will be red, as defined in the fragment shader. You can change the color by modifying the `gl_FragColor` line in the fragment shader source code.
Extract Code
I extracted the following code from that output:
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75 | <!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>WebGL Triangle</title>
<style>
body { margin: 0; overflow: hidden; }
canvas { display: block; }
</style>
</head>
<body>
<canvas></canvas>
<script>
const canvas = document.querySelector('canvas');
const gl = canvas.getContext('webgl');
// Vertex shader source code
const vertexShaderSource = `
attribute vec2 aPosition;
void main() {
gl_Position = vec4(aPosition, 0.0, 1.0);
}
`;
// Fragment shader source code
const fragmentShaderSource = `
void main() {
gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0);
}
`;
// Compile shaders
const vertexShader = gl.createShader(gl.VERTEX_SHADER);
gl.shaderSource(vertexShader, vertexShaderSource);
gl.compileShader(vertexShader);
const fragmentShader = gl.createShader(gl.FRAGMENT_SHADER);
gl.shaderSource(fragmentShader, fragmentShaderSource);
gl.compileShader(fragmentShader);
// Create and link program
const program = gl.createProgram();
gl.attachShader(program, vertexShader);
gl.attachShader(program, fragmentShader);
gl.linkProgram(program);
// Set up vertex data
const positionBuffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, positionBuffer);
const positions = [
0.0, 0.5,
-0.5, -0.5,
0.5, -0.5,
];
gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(positions), gl.STATIC_DRAW);
// Set up attributes and uniforms
const positionAttributeLocation = gl.getAttribLocation(program, 'aPosition');
gl.vertexAttribPointer(positionAttributeLocation, 2, gl.FLOAT, false, 0, 0);
gl.enableVertexAttribArray(positionAttributeLocation);
// Set canvas size and clear color
canvas.width = window.innerWidth;
canvas.height = window.innerHeight;
gl.viewport(0, 0, canvas.width, canvas.height);
gl.clearColor(0.0, 0.0, 0.0, 1.0);
// Draw the triangle
gl.clear(gl.COLOR_BUFFER_BIT);
gl.useProgram(program);
gl.drawArrays(gl.TRIANGLES, 0, 3);
</script>
</body>
</html>
|
Check if all of the following conditions are true:
HTML Render
Rendering the webpage gives the following image:
LLM Generation
Query
This is a screenshot of a webpage that draws something with webgl. I'm trying to see if it drew what I wanted. Describe what is drawn in this image?
Output
The image shows a solid red triangle centered on a black background. The triangle has three straight sides of equal length, indicating that it is an equilateral triangle. The edges are crisp and well-defined, suggesting that the rendering is accurate without any visible distortion or aliasing.
LLM Generation
Query
Does this answer say that there is a picture of a triangle "The image shows a solid red triangle centered on a black background. The triangle has three straight sides of equal length, indicating that it is an equilateral triangle. The edges are crisp and well-defined, suggesting that the rendering is accurate without any visible distortion or aliasing."? Answer "Yes it does" or "No it does not".
Output
Yes it does.
Substring Evaluation
Testing if the previous output contains the string es it does: True
Check this condition is not true:
Substring Evaluation
Testing if the previous output contains the string THREE.: False
Final Answer: True
Final Answer: True
Initial Query
Draw an image of a triangle using WebGL in a single HTML file. Make the canvas take the full page.
LLM Generation
Query
Draw an image of a triangle using WebGL in a single HTML file. Make the canvas take the full page.
Output
Creating a WebGL triangle in an HTML file involves setting up a canvas, initializing WebGL, compiling shaders, setting up buffers, and rendering the triangle. Here's a simple example of an HTML file that does this and makes the canvas take up the full page:
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79 | <!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<style>
body, canvas {
margin: 0;
padding: 0;
overflow: hidden;
width: 100%;
height: 100%;
}
</style>
</head>
<body>
<canvas id="webgl-canvas"></canvas>
<script>
const canvas = document.getElementById('webgl-canvas');
const gl = canvas.getContext('webgl');
// Vertex shader source code
const vertexShaderSource = `
attribute vec2 aPosition;
void main() {
gl_Position = vec4(aPosition, 0.0, 1.0);
}
`;
// Fragment shader source code
const fragmentShaderSource = `
precision mediump float;
uniform vec4 uColor;
void main() {
gl_FragColor = uColor;
}
`;
// Initialize shaders
const vertexShader = gl.createShader(gl.VERTEX_SHADER);
gl.shaderSource(vertexShader, vertexShaderSource);
gl.compileShader(vertexShader);
const fragmentShader = gl.createShader(gl.FRAGMENT_SHADER);
gl.shaderSource(fragmentShader, fragmentShaderSource);
gl.compileShader(fragmentShader);
// Initialize program
const program = gl.createProgram();
gl.attachShader(program, vertexShader);
gl.attachShader(program, fragmentShader);
gl.linkProgram(program);
gl.useProgram(program);
// Set up vertex buffer
const positionBuffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, positionBuffer);
const positions = [
0.0, 0.5,
-0.5, -0.5,
0.5, -0.5,
];
gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(positions), gl.STATIC_DRAW);
// Initialize attribute and uniform variables
const aPosition = gl.getAttribLocation(program, 'aPosition');
gl.enableVertexAttribArray(aPosition);
gl.vertexAttribPointer(aPosition, 2, gl.FLOAT, false, 0, 0);
const uColor = gl.getUniformLocation(program, 'uColor');
gl.uniform4f(uColor, 1.0, 0.0, 0.0, 1.0); // Set the color to red
// Render the triangle
gl.clearColor(1.0, 1.0, 1.0, 1.0);
gl.clear(gl.COLOR_BUFFER_BIT);
gl.drawArrays(gl.TRIANGLES, 0, 3);
</script>
</body>
</html>
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This example creates a red triangle centered on the page. The canvas takes up the full page, as specified by the CSS in the `<style>` section.
Extract Code
I extracted the following code from that output:
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79 | <!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<style>
body, canvas {
margin: 0;
padding: 0;
overflow: hidden;
width: 100%;
height: 100%;
}
</style>
</head>
<body>
<canvas id="webgl-canvas"></canvas>
<script>
const canvas = document.getElementById('webgl-canvas');
const gl = canvas.getContext('webgl');
// Vertex shader source code
const vertexShaderSource = `
attribute vec2 aPosition;
void main() {
gl_Position = vec4(aPosition, 0.0, 1.0);
}
`;
// Fragment shader source code
const fragmentShaderSource = `
precision mediump float;
uniform vec4 uColor;
void main() {
gl_FragColor = uColor;
}
`;
// Initialize shaders
const vertexShader = gl.createShader(gl.VERTEX_SHADER);
gl.shaderSource(vertexShader, vertexShaderSource);
gl.compileShader(vertexShader);
const fragmentShader = gl.createShader(gl.FRAGMENT_SHADER);
gl.shaderSource(fragmentShader, fragmentShaderSource);
gl.compileShader(fragmentShader);
// Initialize program
const program = gl.createProgram();
gl.attachShader(program, vertexShader);
gl.attachShader(program, fragmentShader);
gl.linkProgram(program);
gl.useProgram(program);
// Set up vertex buffer
const positionBuffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, positionBuffer);
const positions = [
0.0, 0.5,
-0.5, -0.5,
0.5, -0.5,
];
gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(positions), gl.STATIC_DRAW);
// Initialize attribute and uniform variables
const aPosition = gl.getAttribLocation(program, 'aPosition');
gl.enableVertexAttribArray(aPosition);
gl.vertexAttribPointer(aPosition, 2, gl.FLOAT, false, 0, 0);
const uColor = gl.getUniformLocation(program, 'uColor');
gl.uniform4f(uColor, 1.0, 0.0, 0.0, 1.0); // Set the color to red
// Render the triangle
gl.clearColor(1.0, 1.0, 1.0, 1.0);
gl.clear(gl.COLOR_BUFFER_BIT);
gl.drawArrays(gl.TRIANGLES, 0, 3);
</script>
</body>
</html>
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Check if all of the following conditions are true:
HTML Render
Rendering the webpage gives the following image:
LLM Generation
Query
This is a screenshot of a webpage that draws something with webgl. I'm trying to see if it drew what I wanted. Describe what is drawn in this image?
Output
The image shows a simple red triangle centered on a white background. The triangle is pointing upwards and appears to be a solid color with no gradients or textures.
LLM Generation
Query
Does this answer say that there is a picture of a triangle "The image shows a simple red triangle centered on a white background. The triangle is pointing upwards and appears to be a solid color with no gradients or textures."? Answer "Yes it does" or "No it does not".
Output
Yes it does.
Substring Evaluation
Testing if the previous output contains the string es it does: True
Check this condition is not true:
Substring Evaluation
Testing if the previous output contains the string THREE.: False
Final Answer: True
Final Answer: True
Initial Query
Draw an image of a triangle using WebGL in a single HTML file. Make the canvas take the full page.
LLM Generation
Query
Draw an image of a triangle using WebGL in a single HTML file. Make the canvas take the full page.
Output
Creating a WebGL triangle in an HTML file involves setting up a canvas, creating a WebGL context, compiling shaders, creating a vertex buffer, and rendering the triangle. Here's an example of an HTML file that does this and makes the canvas take up the full page:
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73 | <!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<style>
canvas {
display: block;
width: 100vw;
height: 100vh;
}
</style>
</head>
<body>
<canvas id="myCanvas"></canvas>
<script>
const canvas = document.getElementById("myCanvas");
const gl = canvas.getContext("webgl");
if (!gl) {
alert("Unable to initialize WebGL. Your browser or machine may not support it.");
return;
}
const vsSource = `
attribute vec4 aVertexPosition;
void main() {
gl_Position = aVertexPosition;
}
`;
const fsSource = `
void main() {
gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0);
}
`;
const vertexShader = gl.createShader(gl.VERTEX_SHADER);
gl.shaderSource(vertexShader, vsSource);
gl.compileShader(vertexShader);
const fragmentShader = gl.createShader(gl.FRAGMENT_SHADER);
gl.shaderSource(fragmentShader, fsSource);
gl.compileShader(fragmentShader);
const shaderProgram = gl.createProgram();
gl.attachShader(shaderProgram, vertexShader);
gl.attachShader(shaderProgram, fragmentShader);
gl.linkProgram(shaderProgram);
const positionBuffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, positionBuffer);
const positions = [
0.0, 0.5, 0.0, // top
-0.5, -0.5, 0.0, // bottom-left
0.5, -0.5, 0.0 // bottom-right
];
gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(positions), gl.STATIC_DRAW);
const aVertexPosition = gl.getAttribLocation(shaderProgram, "aVertexPosition");
gl.vertexAttribPointer(aVertexPosition, 3, gl.FLOAT, false, 3 * Float32Array.BYTES_PER_ELEMENT, 0);
gl.enableVertexAttribArray(aVertexPosition);
gl.useProgram(shaderProgram);
gl.clearColor(0.0, 0.0, 0.0, 1.0);
gl.clear(gl.COLOR_BUFFER_BIT);
gl.drawArrays(gl.TRIANGLES, 0, 3);
</script>
</body>
</html>
|
This example creates a red triangle using WebGL and makes the canvas take up the full page. The `<style>` block sets the canvas to take up the full viewport width and height. The triangle is defined by three vertices in the `positions` array, and the vertex shader (`vsSource`) passes these positions to the GPU. The fragment shader (`fsSource`) sets the color of each fragment (pixel) to red.
Extract Code
I extracted the following code from that output:
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73 | <!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<style>
canvas {
display: block;
width: 100vw;
height: 100vh;
}
</style>
</head>
<body>
<canvas id="myCanvas"></canvas>
<script>
const canvas = document.getElementById("myCanvas");
const gl = canvas.getContext("webgl");
if (!gl) {
alert("Unable to initialize WebGL. Your browser or machine may not support it.");
return;
}
const vsSource = `
attribute vec4 aVertexPosition;
void main() {
gl_Position = aVertexPosition;
}
`;
const fsSource = `
void main() {
gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0);
}
`;
const vertexShader = gl.createShader(gl.VERTEX_SHADER);
gl.shaderSource(vertexShader, vsSource);
gl.compileShader(vertexShader);
const fragmentShader = gl.createShader(gl.FRAGMENT_SHADER);
gl.shaderSource(fragmentShader, fsSource);
gl.compileShader(fragmentShader);
const shaderProgram = gl.createProgram();
gl.attachShader(shaderProgram, vertexShader);
gl.attachShader(shaderProgram, fragmentShader);
gl.linkProgram(shaderProgram);
const positionBuffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, positionBuffer);
const positions = [
0.0, 0.5, 0.0, // top
-0.5, -0.5, 0.0, // bottom-left
0.5, -0.5, 0.0 // bottom-right
];
gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(positions), gl.STATIC_DRAW);
const aVertexPosition = gl.getAttribLocation(shaderProgram, "aVertexPosition");
gl.vertexAttribPointer(aVertexPosition, 3, gl.FLOAT, false, 3 * Float32Array.BYTES_PER_ELEMENT, 0);
gl.enableVertexAttribArray(aVertexPosition);
gl.useProgram(shaderProgram);
gl.clearColor(0.0, 0.0, 0.0, 1.0);
gl.clear(gl.COLOR_BUFFER_BIT);
gl.drawArrays(gl.TRIANGLES, 0, 3);
</script>
</body>
</html>
|
Check if all of the following conditions are true:
HTML Render
Rendering the webpage gives the following image:
LLM Generation
Query
This is a screenshot of a webpage that draws something with webgl. I'm trying to see if it drew what I wanted. Describe what is drawn in this image?
Output
I'm sorry, but the image you've provided appears to be a blank or white canvas. There are no visible drawings, shapes, or colors that can be described. If there was supposed to be something drawn with WebGL, it is not visible in the screenshot provided.
LLM Generation
Query
Does this answer say that there is a picture of a triangle "I'm sorry, but the image you've provided appears to be a blank or white canvas. There are no visible drawings, shapes, or colors that can be described. If there was supposed to be something drawn with WebGL, it is not visible in the screenshot provided."? Answer "Yes it does" or "No it does not".
Output
No it does not.
Substring Evaluation
Testing if the previous output contains the string es it does: False
Check this condition is not true:
Substring Evaluation
Testing if the previous output contains the string THREE.: False
Final Answer: True
Final Answer: False