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tmpfs wip

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minjaesong
2023-05-05 20:44:34 +09:00
parent 9adcce746b
commit b6fb9acd6a
4 changed files with 131 additions and 7 deletions
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10
assets/disk0/tvdos/include/gl.js
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@@ -12,7 +12,7 @@ exports.Texture = function(w, h, bytes) {
this.texData = bytes;
if (!Array.isArray(bytes) && !bytes.toString().startsWith("[B")) {
throw "Texture data is not an instance of array";
throw Error("Texture data is not an instance of array");
}
};
exports.MonoTex = function(w, h, bits) {
@@ -21,7 +21,7 @@ exports.MonoTex = function(w, h, bits) {
this.texData = bits;
if (!Array.isArray(bits) && !bits.toString().startsWith("[B")) {
throw "Texture data is not an instance of array";
throw Error("Texture data is not an instance of array");
}
};
exports.SpriteSheet = function(tilew, tileh, tex) {
@@ -30,18 +30,18 @@ exports.SpriteSheet = function(tilew, tileh, tex) {
this.texture = tex;
if (!tex instanceof exports.Texture) {
throw "Texture is not an instance of exports.Texture";
throw Error("Texture is not an instance of exports.Texture");
}
this.getOffX = function(x) { // THIS, or: exports.SpriteSheet.prototype.getOffX
let tx = this.tileWidth * (x|0);
if (tx + this.tileWidth > this.texture.width) throw "Sprite x-offset of "+tx+" is greater than sprite width "+this.texture.width;
if (tx + this.tileWidth > this.texture.width) throw Error("Sprite x-offset of "+tx+" is greater than sprite width "+this.texture.width);
return tx;
};
this.getOffY = function(y) {
let ty = this.tileHeight * (y|0);
if (ty + this.tileHeight > this.texture.height) throw "Sprite y-offset of "+ty+" is greater than sprite height "+this.texture.height;
if (ty + this.tileHeight > this.texture.height) throw Error("Sprite y-offset of "+ty+" is greater than sprite height "+this.texture.height);
return ty;
};
};