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<!DOCTYPE html> | ||
<html lang="en"> | ||
<head> | ||
<meta charset="UTF-8"> | ||
<meta name="viewport" content="width=device-width, initial-scale=1.0"> | ||
<title>Advanced Sub-Pixel Rendering Animation</title> | ||
<style> | ||
body { | ||
margin: 0; | ||
background-color: #000; | ||
display: flex; | ||
justify-content: center; | ||
align-items: center; | ||
height: 100vh; | ||
overflow: hidden; | ||
color: white; | ||
font-family: Arial, sans-serif; | ||
} | ||
canvas { | ||
border: 2px solid white; | ||
image-rendering: pixelated; | ||
} | ||
</style> | ||
</head> | ||
<body> | ||
<canvas id="subPixelCanvas" width="800" height="400"></canvas> | ||
<script> | ||
const canvas = document.getElementById('subPixelCanvas'); | ||
const ctx = canvas.getContext('2d'); | ||
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const canvasWidth = canvas.width; | ||
const canvasHeight = canvas.height; | ||
const pixelSize = 20; // Virtual pixel size | ||
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let frame = 0; | ||
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function drawSubPixel(x, y, colorR, colorG, colorB) { | ||
const subPixelWidth = pixelSize / 3; | ||
ctx.fillStyle = colorR; | ||
ctx.fillRect(x, y, subPixelWidth, pixelSize); | ||
ctx.fillStyle = colorG; | ||
ctx.fillRect(x + subPixelWidth, y, subPixelWidth, pixelSize); | ||
ctx.fillStyle = colorB; | ||
ctx.fillRect(x + 2 * subPixelWidth, y, subPixelWidth, pixelSize); | ||
} | ||
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function drawScene() { | ||
ctx.clearRect(0, 0, canvasWidth, canvasHeight); | ||
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// Draw gradient sky | ||
for (let y = 0; y < canvasHeight / 2; y += pixelSize) { | ||
for (let x = 0; x < canvasWidth; x += pixelSize) { | ||
const colorR = `rgb(${50 + y / 2}, ${100 + y / 4}, 255)`; | ||
const colorG = `rgb(${50 + y / 3}, ${150 + y / 3}, 255)`; | ||
const colorB = `rgb(${50 + y / 5}, ${200 + y / 6}, 255)`; | ||
drawSubPixel(x, y, colorR, colorG, colorB); | ||
} | ||
} | ||
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// Draw grassy field with a waving effect | ||
for (let y = canvasHeight / 2; y < canvasHeight; y += pixelSize) { | ||
for (let x = 0; x < canvasWidth; x += pixelSize) { | ||
const waveOffset = Math.sin((x + frame) / 10) * 5; | ||
const grassColorR = `rgb(0, ${100 + y / 8}, 0)`; | ||
const grassColorG = `rgb(0, ${150 + y / 6}, 0)`; | ||
const grassColorB = `rgb(0, ${200 + y / 4}, 0)`; | ||
drawSubPixel(x, y + waveOffset, grassColorR, grassColorG, grassColorB); | ||
} | ||
} | ||
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// Draw a simple tree with swaying leaves | ||
const treeX = canvasWidth / 2; | ||
const treeY = canvasHeight / 2; | ||
for (let y = 0; y < 100; y += pixelSize) { | ||
drawSubPixel(treeX, treeY + y, 'rgb(139,69,19)', 'rgb(160,82,45)', 'rgb(210,105,30)'); | ||
} | ||
for (let y = -100; y < 0; y += pixelSize) { | ||
for (let x = -60; x < 60; x += pixelSize) { | ||
const sway = Math.sin((y + frame) / 10) * 10; | ||
drawSubPixel(treeX + x + sway, treeY + y, 'rgb(34,139,34)', 'rgb(0,128,0)', 'rgb(50,205,50)'); | ||
} | ||
} | ||
} | ||
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function drawMan(x, y, frame) { | ||
drawSubPixel(x, y, 'rgb(255,228,196)', 'rgb(255,222,173)', 'rgb(255,218,185)'); | ||
for (let i = 1; i <= 2; i++) { | ||
drawSubPixel(x, y + i * pixelSize, 'rgb(0,0,255)', 'rgb(0,0,205)', 'rgb(0,0,139)'); | ||
} | ||
if (frame % 4 < 2) { | ||
drawSubPixel(x - pixelSize, y + 3 * pixelSize, 'rgb(0,0,0)', 'rgb(0,0,0)', 'rgb(0,0,0)'); | ||
drawSubPixel(x + pixelSize, y + 3 * pixelSize, 'rgb(0,0,0)', 'rgb(0,0,0)', 'rgb(0,0,0)'); | ||
} else { | ||
drawSubPixel(x, y + 3 * pixelSize, 'rgb(0,0,0)', 'rgb(0,0,0)', 'rgb(0,0,0)'); | ||
} | ||
} | ||
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function drawBird(x, y) { | ||
drawSubPixel(x, y, 'rgb(255,255,255)', 'rgb(255,255,255)', 'rgb(255,255,255)'); | ||
drawSubPixel(x - pixelSize, y + pixelSize, 'rgb(255,255,255)', 'rgb(255,255,255)', 'rgb(255,255,255)'); | ||
drawSubPixel(x + pixelSize, y + pixelSize, 'rgb(255,255,255)', 'rgb(255,255,255)', 'rgb(255,255,255)'); | ||
} | ||
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function drawCloud(x, y) { | ||
drawSubPixel(x, y, 'rgb(255,255,255)', 'rgb(255,255,255)', 'rgb(255,255,255)'); | ||
drawSubPixel(x - pixelSize, y, 'rgb(255,255,255)', 'rgb(255,255,255)', 'rgb(255,255,255)'); | ||
drawSubPixel(x + pixelSize, y, 'rgb(255,255,255)', 'rgb(255,255,255)', 'rgb(255,255,255)'); | ||
} | ||
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function animate() { | ||
drawScene(); | ||
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const birdX = (frame * 2) % canvasWidth; | ||
drawBird(birdX, 80); | ||
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const cloudX = (frame * 0.5) % canvasWidth; | ||
drawCloud(cloudX, 50); | ||
drawCloud(cloudX + 300, 100); | ||
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const manX = (100 + frame) % canvasWidth; | ||
drawMan(manX, canvasHeight / 2 + 50, frame); | ||
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frame++; | ||
requestAnimationFrame(animate); | ||
} | ||
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animate(); | ||
</script> | ||
</body> | ||
</html> |