zink/animated_wallpaper
1
0 Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Shadow only on top of highest voxel

Browse Source
This commit is contained in:
Richard Zink committed 2026-10-06 17:31:03 +02:00
1 parent 36cfd8c67d
commit 14ef21d657
1 file changed
+11 -12
Download Patch File Download Diff File Expand all files Collapse all files
assets/index.html
+11 -12
View File
@@ -170,6 +170,11 @@
var water = isWater(h); var water = isWater(h);
var sunX = wx + TILE;
var sunY = wy - TILE;
var sunH = heightMap[sunX + ',' + sunY] || 0;
var isInShadow = (sunH >= h);
for (var level = 1; level <= h; level++) { for (var level = 1; level <= h; level++) {
var hRight; var hRight;
if (level > (heightMap[(wx + TILE) + ',' + wy] || 0)) { if (level > (heightMap[(wx + TILE) + ',' + wy] || 0)) {
@@ -187,18 +192,13 @@
drawTile(wx, wy, level, true, hRight, hBack, false); drawTile(wx, wy, level, true, hRight, hBack, false);
} }
for (var level = 1; level <= h; level++) { if (isInShadow && h > 0) {
var sunX = wx + TILE; var top1 = project(wx + GAP/2, wy + TILE - GAP/2, h * HEIGHT_UNIT);
var sunY = wy - TILE; var top2 = project(wx + TILE - GAP/2, wy + TILE - GAP/2, h * HEIGHT_UNIT);
var sunH = heightMap[sunX + ',' + sunY] || 0; var top3 = project(wx + TILE - GAP/2, wy + GAP/2, h * HEIGHT_UNIT);
var top4 = project(wx + GAP/2, wy + GAP/2, h * HEIGHT_UNIT);
if (sunH > level) { ctx.fillStyle = 'rgba(0, 0, 0, 0.35)';
var top1 = project(wx + GAP/2, wy + TILE - GAP/2, level * HEIGHT_UNIT);
var top2 = project(wx + TILE - GAP/2, wy + TILE - GAP/2, level * HEIGHT_UNIT);
var top3 = project(wx + TILE - GAP/2, wy + GAP/2, level * HEIGHT_UNIT);
var top4 = project(wx + GAP/2, wy + GAP/2, level * HEIGHT_UNIT);
ctx.fillStyle = 'rgba(0, 0, 0, 0.4)';
ctx.beginPath(); ctx.beginPath();
ctx.moveTo(top1[0], top1[1]); ctx.moveTo(top1[0], top1[1]);
ctx.lineTo(top2[0], top2[1]); ctx.lineTo(top2[0], top2[1]);
@@ -209,7 +209,6 @@
} }
} }
} }
}
function applyLighting(color, factor) { function applyLighting(color, factor) {
var r = parseInt(color.substr(1, 2), 16); var r = parseInt(color.substr(1, 2), 16);