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player.js
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player.js
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/// <reference path="webgl.d.ts" />
let Player = class {
constructor(gl, pos) {
this.positionBuffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, this.positionBuffer);
this.positions = [
// Front face
-0.75, -0.75, 0.5,
0.75, -0.75, 0.5,
0.75, 0.75, 0.5,
-0.75, 0.75, 0.5,
//Back Face
-0.75, -0.75, -0.5,
0.75, -0.75, -0.5,
0.75, 0.75, -0.5,
-0.75, 0.75, -0.5,
//Top Face
-0.75, 0.75, -0.5,
0.75, 0.75, -0.5,
0.75, 0.75, 0.5,
-0.75, 0.75, 0.5,
//Bottom Face
-0.75, -0.75, -0.5,
0.75, -0.75, -0.5,
0.75, -0.75, 0.5,
-0.75, -0.75, 0.5,
//Left Face
-0.75, -0.75, -0.5,
-0.75, 0.75, -0.5,
-0.75, 0.75, 0.5,
-0.75, -0.75, 0.5,
//Right Face
0.75, -0.75, -0.5,
0.75, 0.75, -0.5,
0.75, 0.75, 0.5,
0.75, -0.75, 0.5,
];
this.rotation = 0.0;
this.speedx = 0;
this.speedy = 0.05;
this.speedz = 0;
this.pos = pos;
this.jumping_boots = false;
this.fly_boost = false;
this.hoverboard = false;
gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(this.positions), gl.STATIC_DRAW);
const indexBuffer = gl.createBuffer();
gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, indexBuffer);
const indices = [
0, 1, 2, 0, 2, 3,
4, 5, 6, 4, 6, 7,
8, 9, 10, 8, 10, 11,
12, 13, 14, 12, 14, 15,
16, 17, 18, 16, 18, 19,
20, 21, 22, 20, 22, 23,];
gl.bufferData(gl.ELEMENT_ARRAY_BUFFER, new Uint16Array(indices), gl.STATIC_DRAW);
const textureCoordBuffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, textureCoordBuffer);
const textureCoordinates = [
// Front
0.0, 0.0,
1.0, 0.0,
1.0, 1.0,
0.0, 1.0,
// Back
0.0, 0.0,
1.0, 0.0,
1.0, 1.0,
0.0, 1.0,
// Top
0.0, 0.0,
1.0, 0.0,
1.0, 1.0,
0.0, 1.0,
// Bottom
0.0, 0.0,
1.0, 0.0,
1.0, 1.0,
0.0, 1.0,
// Right
0.0, 0.0,
1.0, 0.0,
1.0, 1.0,
0.0, 1.0,
// Left
0.0, 0.0,
1.0, 0.0,
1.0, 1.0,
0.0, 1.0,
];
gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(textureCoordinates), gl.STATIC_DRAW);
const normalBuffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, normalBuffer);
const vertexNormals = [
// Front
0.0, 0.0, 1.0,
0.0, 0.0, 1.0,
0.0, 0.0, 1.0,
0.0, 0.0, 1.0,
// Back
0.0, 0.0, -1.0,
0.0, 0.0, -1.0,
0.0, 0.0, -1.0,
0.0, 0.0, -1.0,
// Top
0.0, 1.0, 0.0,
0.0, 1.0, 0.0,
0.0, 1.0, 0.0,
0.0, 1.0, 0.0,
// Bottom
0.0, -1.0, 0.0,
0.0, -1.0, 0.0,
0.0, -1.0, 0.0,
0.0, -1.0, 0.0,
// Right
1.0, 0.0, 0.0,
1.0, 0.0, 0.0,
1.0, 0.0, 0.0,
1.0, 0.0, 0.0,
// Left
1.0, 0.0, 0.0,
1.0, 0.0, 0.0,
1.0, 0.0, 0.0,
1.0, 0.0, 0.0
];
gl.bufferData(gl.ARRAY_BUFFER, new Float32Array(vertexNormals), gl.STATIC_DRAW);
this.buffer = {
position: this.positionBuffer,
normal: normalBuffer,
textureCoord: textureCoordBuffer,
indices: indexBuffer,
}
}
drawCube(gl, projectionMatrix, programInfo, deltaTime) {
const modelViewMatrix = mat4.create();
mat4.translate(
modelViewMatrix,
modelViewMatrix,
this.pos
);
mat4.rotate(modelViewMatrix,
modelViewMatrix,
this.rotation,
[1, 0, 0]);
const normalMatrix = mat4.create();
mat4.invert(normalMatrix, modelViewMatrix);
mat4.transpose(normalMatrix, normalMatrix);
{
const numComponents = 3;
const type = gl.FLOAT;
const normalize = false;
const stride = 0;
const offset = 0;
gl.bindBuffer(gl.ARRAY_BUFFER, this.buffer.position);
gl.vertexAttribPointer(
programInfo.attribLocations.vertexPosition,
numComponents,
type,
normalize,
stride,
offset);
gl.enableVertexAttribArray(
programInfo.attribLocations.vertexPosition);
}
{
const numComponents = 2;
const type = gl.FLOAT;
const normalize = false;
const stride = 0;
const offset = 0;
gl.bindBuffer(gl.ARRAY_BUFFER, this.buffer.textureCoord);
gl.vertexAttribPointer(
programInfo.attribLocations.textureCoord,
numComponents,
type,
normalize,
stride,
offset);
gl.enableVertexAttribArray(
programInfo.attribLocations.textureCoord);
}
{
const numComponents = 3;
const type = gl.FLOAT;
const normalize = false;
const stride = 0;
const offset = 0;
gl.bindBuffer(gl.ARRAY_BUFFER, this.buffer.normal);
gl.vertexAttribPointer(
programInfo.attribLocations.vertexNormal,
numComponents,
type,
normalize,
stride,
offset);
gl.enableVertexAttribArray(
programInfo.attribLocations.vertexNormal);
}
gl.bindBuffer(gl.ELEMENT_ARRAY_BUFFER, this.buffer.indices);
gl.useProgram(programInfo.program);
gl.uniformMatrix4fv(
programInfo.uniformLocations.projectionMatrix,
false,
projectionMatrix);
gl.uniformMatrix4fv(
programInfo.uniformLocations.modelViewMatrix,
false,
modelViewMatrix);
gl.uniformMatrix4fv(
programInfo.uniformLocations.normalMatrix,
false,
normalMatrix);
gl.activeTexture(gl.TEXTURE0);
gl.bindTexture(gl.TEXTURE_2D, player_texture);
gl.uniform1i(programInfo.uniformLocations.uSampler, 0);
{
const vertexCount = 36;
const type = gl.UNSIGNED_SHORT;
const offset = 0;
gl.drawElements(gl.TRIANGLES, vertexCount, type, offset);
}
cubeRotation += deltaTime;
}
};