From b5ffb35fc0824a297ff88297390310acb6c45335 Mon Sep 17 00:00:00 2001 From: "Somhairle H. Marisol" Date: Mon, 21 Sep 2026 21:53:53 +0800 Subject: fix(desktop): 灯笼光晕按自身 alpha 预乘并改径向层叠，消除夜间纯白方块 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit - 新增 VillageArt.premultiply：MonoGame SpriteBatch 默认预乘混合，直传 Color(r,g,b,a) 会直接加 rgb 导致多层暖色饱和成 75x75 纯白块 - lanternGlowLayers 用同心圆 pixel run 做径向衰减，逐层预乘，只在 RiverLantern 实体处绘制 - 水面相位改 waterFrameTickAt=(tick/32+x+2y)%3，同一帧相邻砖相位不同 - 炊烟改为 drawWorld 末尾独立一遍，位置 offsetTile 0 -3，画在屋瓦/竹子之上 - 角色脚底对齐 characterFeetOffset=16 并加预乘椭圆接触阴影 - 补全 Interaction.itemName 的 ItemKind 匹配（否则非 Food 交易会崩溃且告警） --- src/LivingVillage.Desktop/Game.fs | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) (limited to 'src/LivingVillage.Desktop/Game.fs') diff --git a/src/LivingVillage.Desktop/Game.fs b/src/LivingVillage.Desktop/Game.fs index c91fe6e..6918e00 100644 --- a/src/LivingVillage.Desktop/Game.fs +++ b/src/LivingVillage.Desktop/Game.fs @@ -741,28 +741,28 @@ type LivingVillageGame() as this = profile.WorldTint // Warm lantern glows strengthen as night falls (pure function of tick phase). - // Soft radial falloff made of wide translucent rings; no hot white core, - // the lantern sprite itself stays readable underneath. + // Concentric premultiplied circles fall off radially from each lantern tile, so + // the core stays a soft warm disc instead of saturating into a white block, and + // no glow is painted where there is no lantern entity. if profile.LanternGlow > 0.3f then let glow = profile.LanternGlow - let haloAlpha = int (34.0f * glow) - let ringAlpha = int (18.0f * glow) + let peakAlpha = int (140.0f * glow) for prop in renderPlan.Props do match prop.Kind with | VillageArt.RenderPropKind.RiverLantern -> let position = VillageArt.worldTile renderPlan prop.Position - let screenX = position.X * Sim.tilePixels - int camera.X + Sim.tilePixels / 2 - let screenY = position.Y * Sim.tilePixels - int camera.Y - Sim.tilePixels / 2 - spriteBatch.Draw(pixel, Rectangle(screenX - 30, screenY - 30, 76, 76), Color(252, 196, 128, int (float32 ringAlpha * 0.5f))) - spriteBatch.Draw(pixel, Rectangle(screenX - 24, screenY - 24, 64, 64), Color(252, 206, 148, ringAlpha)) - spriteBatch.Draw(pixel, Rectangle(screenX - 18, screenY - 18, 52, 52), Color(252, 216, 148, haloAlpha)) - spriteBatch.Draw(pixel, Rectangle(screenX - 12, screenY - 12, 40, 40), Color(255, 226, 168, haloAlpha)) + let centerX = position.X * Sim.tilePixels - int camera.X + Sim.tilePixels / 2 + let centerY = position.Y * Sim.tilePixels - int camera.Y + Sim.tilePixels / 2 + for (rect, color) in VillageArt.lanternGlowLayers centerX centerY 44 6 255 214 150 peakAlpha do + spriteBatch.Draw(pixel, rect, color) | _ -> () + VillageArt.drawGroundShadow spriteBatch pixel camera world.Avatar.Pos let avatarSpec = VillageArt.avatarSpriteSpec avatarFacing avatarMoving world.Tick VillageArt.drawCharacter spriteBatch artTextures camera world.Avatar.Pos avatarSpec profile.WorldTint for npc in world.Npcs do + VillageArt.drawGroundShadow spriteBatch pixel camera npc.Pos let spec = VillageArt.npcSpriteSpecAtTarget npc.Id npc.Pos npc.Mind.Target world.Tick VillageArt.drawCharacter spriteBatch artTextures camera npc.Pos spec profile.WorldTint spriteBatch.End() -- cgit v1.2.3