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Working on optimising scripts

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This commit is contained in:
Kayne Ruse
2023-02-26 01:28:17 +11:00
parent 09f7a479f2
commit 4332bc95a2
4 changed files with 60 additions and 49 deletions
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33
assets/scripts/tilemap/layer-background.toy
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@@ -1,4 +1,5 @@
//this is one layer
import standard;
import node;
var childCounter: int = 0;
@@ -10,6 +11,9 @@ var tileHeight: float const = 100;
var roomWidth: float const = 10;
var roomHeight: float const = 10;
var levelXCount: int const = 4;
var levelYCount: int const = 4;
//util to generate and init a child node of a given parent
fn makeChildSprite(parent: opaque, spriteName: string) {
@@ -31,22 +35,37 @@ fn onInit(node: opaque) {
node.makeChildSprite("tile-background.png");
}
fn drawRoom(node: opaque, x, y, depth, camX, camY, camW, camH) {
//the modifier ratio to move things
fn drawLayer(node: opaque, camX, camY, camW, camH, depth) {
//calc the modifier ratio to offset things
var mod: float = float tileWidth / (tileWidth - depth);
var tileWidth_mod = tileWidth * mod;
var tileHeight_mod = tileHeight * mod;
var tileWidth_mod = round(tileWidth * mod);
var tileHeight_mod = round(tileHeight * mod);
var camX_mod = (camX - camW) * mod + camW / 2;
var camY_mod = (camY - camH) * mod + camH / 2;
for (var j: int = 0; j < roomHeight; j++) {
for (var i: int = 0; i < roomWidth; i++) {
node.getNodeChild(0).drawNode(round( (x * roomWidth + i) * tileWidth_mod + camX_mod ),round( (y * roomHeight + j) * tileHeight_mod + camY_mod ), round( tileWidth_mod ), round( tileHeight_mod ));
//calc the region to render
var lowerX = round((camX - camW/2) / tileWidth);
var upperX = round((camX - camW*1.5) / tileWidth);
var lowerY = round((camY - camH/2) / tileHeight);
var upperY = round((camY - camH*1.5) / tileHeight);
//bounds check
lowerX = max(0, abs(lowerX));
upperX = min(upperX < 0 ? abs(upperX) : 0, levelXCount * roomWidth);
lowerY = max(0, abs(lowerY));
upperY = min(upperY < 0 ? abs(upperY) : 0, levelYCount * roomHeight);
//render each tile
for (var j = lowerY; j <= upperY; j++) {
for (var i = lowerX; i <= upperX; i++) {
node.getNodeChild(0).drawNode(round(camX_mod + i * tileWidth_mod), round(camY_mod + j * tileHeight_mod), tileWidth_mod, tileHeight_mod);
}
}
}
//math utils
fn round(x): int {
var f = floor(x);
return x - f >= 0.5 ? f + 1 : f;