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addGrid now takes config object and works with texture frames, with or without repeating

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This commit is contained in:
Richard Davey 2020-10-06 13:42:44 +01:00
parent 440c33deb8
commit 1f1edd3742
1 changed files with 65 additions and 32 deletions
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91
src/gameobjects/mesh/Mesh.js
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@ -317,8 +317,8 @@ var Mesh = new Class({
var height = GetFastValue(config, 'height', width);
var widthSegments = GetFastValue(config, 'widthSegments', 1);
var heightSegments = GetFastValue(config, 'heightSegments', 1);
var posX = GetFastValue(config, 'posX', 0);
var posY = GetFastValue(config, 'posY', 0);
var posX = GetFastValue(config, 'x', 0);
var posY = GetFastValue(config, 'y', 0);
var colors = GetFastValue(config, 'colors', 0xffffff);
var alphas = GetFastValue(config, 'alphas', 1);
var tile = GetFastValue(config, 'tile', false);
@ -326,8 +326,8 @@ var Mesh = new Class({
var halfWidth = width / 2;
var halfHeight = height / 2;
var gridX = Math.floor(widthSegments) || 1;
var gridY = Math.floor(heightSegments) || 1;
var gridX = Math.floor(widthSegments);
var gridY = Math.floor(heightSegments);
var gridX1 = gridX + 1;
var gridY1 = gridY + 1;
@ -335,20 +335,26 @@ var Mesh = new Class({
var segmentWidth = width / gridX;
var segmentHeight = height / gridY;
var vertices = [];
var uvs = [];
var vertices = [];
var indices = [];
var ix;
var iy;
var frameU0 = this.frame.u0;
var frameU1 = this.frame.u1;
var frameV0 = this.frame.v0;
var frameV1 = this.frame.v1;
var frame = this.frame;
var frameU0 = frame.u0;
var frameU1 = frame.u1;
var frameV0 = frame.v0;
var frameV1 = frame.v1;
var frameU = frameU1 - frameU0;
var frameV = frameV1 - frameV0;
console.log('u', frameU0, 'to', frameU1, 'size', frameU);
console.log('v', frameV0, 'to', frameV1, 'size', frameV);
var tv;
var tu;
for (iy = 0; iy < gridY1; iy++)
{
@ -360,29 +366,17 @@ var Mesh = new Class({
vertices.push(x, -y);
if (tile)
if (!tile)
{
var tu = frameU0 + (ix / frameU);
var tv = frameV0 + -(iy / frameV);
tu = frameU0 + frameU * (ix / gridX);
tv = frameV0 + frameV * (1 - (iy / gridY));
uvs.push(
tu,
tv
);
console.log(ix, iy, '=>', tu, tv, 'vs', ix / gridX, 1 - (iy / gridY));
}
else
{
uvs.push(
ix / gridX,
1 - (iy / gridY)
);
uvs.push(tu, tv);
}
}
}
var indices = [];
var tiledVertices = [];
for (iy = 0; iy < gridY; iy++)
{
@ -393,12 +387,49 @@ var Mesh = new Class({
var c = (ix + 1) + gridX1 * (iy + 1);
var d = (ix + 1) + gridX1 * iy;
if (!tile)
{
indices.push(a, b, d);
indices.push(b, c, d);
}
else
{
a *= 2;
b *= 2;
c *= 2;
d *= 2;
tiledVertices.push(
vertices[a], vertices[a + 1],
vertices[b], vertices[b + 1],
vertices[d], vertices[d + 1],
vertices[b], vertices[b + 1],
vertices[c], vertices[c + 1],
vertices[d], vertices[d + 1]
);
uvs.push(
frameU0, frameV1,
frameU0, frameV0,
frameU1, frameV1,
frameU0, frameV0,
frameU1, frameV0,
frameU1, frameV1
);
}
}
}
if (tile)
{
return this.addVertices(tiledVertices, uvs, null, colors, alphas);
}
else
{
return this.addVertices(vertices, uvs, indices, colors, alphas);
}
},
/**
@ -708,7 +739,9 @@ var Mesh = new Class({
if (vertices.length !== uvs.length)
{
throw new Error('Mesh - vertices and uv count not equal');
console.warn('Mesh vertices and uv count not equal');
return this;
}
var i;