137 lines
4.3 KiB
HTML

<!doctype html>
<html>
<head>
<meta charset="utf-8">
<script src="../dist/iife/spine-player.js"></script>
<link rel="stylesheet" href="../css/spine-player.css">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link rel="stylesheet" href="../../index.css" />
</head>
<body class="flex flex-col justify-center items-center">
<div id="container-raptor" style="max-width:640px; aspect-ratio: 16/9"></div>
<div style="color: white;">
Red: <input id="red-input" type="range" min="0" max="100" value="100" style="appearance: revert;" /> <output id="red-value"></output>
<br>
Green: <input id="green-input" type="range" min="0" max="100" value="100" style="appearance: revert;" /> <output id="green-value"></output>
<br>
Blue: <input id="blue-input" type="range" min="0" max="100" value="100" style="appearance: revert;" /> <output id="blue-value"></output>
</div>
</body>
<script>
const inputToValue = input => parseFloat(input) / 100
const redInput = document.querySelector("#red-input");
const redValue = document.querySelector("#red-value");
redValue.textContent = redInput.value;
const greenInput = document.querySelector("#green-input");
const greenValue = document.querySelector("#green-value");
greenValue.textContent = greenInput.value;
const blueInput = document.querySelector("#blue-input");
const blueValue = document.querySelector("#blue-value");
blueValue.textContent = blueInput.value;
redInput.addEventListener("input", (event) => {
redValue.textContent = event.target.value;
});
greenInput.addEventListener("input", (event) => {
greenValue.textContent = event.target.value;
});
blueInput.addEventListener("input", (event) => {
blueValue.textContent = event.target.value;
});
redInput.addEventListener("input", (event) => {
redValue.textContent = event.target.value;
});
greenInput.addEventListener("input", (event) => {
greenValue.textContent = event.target.value;
});
blueInput.addEventListener("input", (event) => {
blueValue.textContent = event.target.value;
});
let vertexShader = `
attribute vec4 ${spine.Shader.POSITION};
attribute vec4 ${spine.Shader.COLOR};
attribute vec4 ${spine.Shader.COLOR2};
attribute vec2 ${spine.Shader.TEXCOORDS};
uniform mat4 ${spine.Shader.MVP_MATRIX};
varying vec4 v_light;
varying vec4 v_dark;
varying vec2 v_texCoords;
void main () {
v_light = ${spine.Shader.COLOR};
v_dark = ${spine.Shader.COLOR2};
v_texCoords = ${spine.Shader.TEXCOORDS};
gl_Position = ${spine.Shader.MVP_MATRIX} * ${spine.Shader.POSITION};
}
`;
let fragmentShader = `
#ifdef GL_ES
#define LOWP lowp
precision mediump float;
#else
#define LOWP
#endif
varying LOWP vec4 v_light;
varying LOWP vec4 v_dark;
varying vec2 v_texCoords;
uniform sampler2D u_texture;
uniform float red_multiplier;
uniform float green_multiplier;
uniform float blue_multiplier;
void main () {
vec4 texColor = texture2D(u_texture, v_texCoords);
gl_FragColor.a = texColor.a * v_light.a;
vec3 multipliers = vec3(clamp(red_multiplier, 0.0, 1.0), clamp(green_multiplier, 0.0, 1.0), clamp(blue_multiplier, 0.0, 1.0));
gl_FragColor.rgb = ((texColor.a - 1.0) * v_dark.a + 1.0 - texColor.rgb) * v_dark.rgb + texColor.rgb * v_light.rgb * multipliers;
}
`;
// Creates a new spine player with a transparent background,
// so content from the website shines through. Hides the controls.
// Instead, the user can control the animation via buttons.
var jsControlledPlayer = new spine.SpinePlayer("container-raptor", {
skeleton: "assets/raptor-pro.json",
atlas: "assets/raptor-pma.atlas",
animation: "walk",
showControls: false,
premultipliedAlpha: true,
backgroundColor: "#00000000",
alpha: true,
defaultMix: 1,
controlBones: ["root"],
success: (player) => {
const inputToValue = input => parseFloat(input) / 100;
player.sceneRenderer.setCustomBatcherShader(new spine.CustomShader(
player.sceneRenderer.context,
vertexShader,
fragmentShader,
(shader) => {
shader.setUniformf("red_multiplier", inputToValue(redInput.value));
shader.setUniformf("green_multiplier", inputToValue(greenInput.value));
shader.setUniformf("blue_multiplier", inputToValue(blueInput.value));
},
));
const head = player.skeleton.findSlot("head");
console.log(head.color)
setTimeout(() => {
head.color.set(1, 0, 0, 1)
player.skeleton.setToSetupPose()
})
}
});
</script>
</body>
</html>