everything everywhere

all at once

1 files changed, 539 insertions, 0 deletions

diff --git a/source/rendering/StarTilePainter.cpp b/source/rendering/StarTilePainter.cpp
new file mode 100644
index 0000000..4b512de
--- /dev/null
+++ b/source/rendering/StarTilePainter.cpp
@@ -0,0 +1,539 @@
+#include "StarTilePainter.hpp"
+#include "StarLexicalCast.hpp"
+#include "StarJsonExtra.hpp"
+#include "StarXXHash.hpp"
+#include "StarMaterialDatabase.hpp"
+#include "StarLiquidsDatabase.hpp"
+#include "StarAssets.hpp"
+#include "StarRoot.hpp"
+
+namespace Star {
+
+TilePainter::TilePainter(RendererPtr renderer) {
+  m_renderer = move(renderer);
+  m_textureGroup = m_renderer->createTextureGroup(TextureGroupSize::Large);
+
+  auto& root = Root::singleton();
+  auto assets = root.assets();
+
+  m_terrainChunkCache.setTimeToLive(assets->json("/rendering.config:chunkCacheTimeout").toInt());
+  m_liquidChunkCache.setTimeToLive(assets->json("/rendering.config:chunkCacheTimeout").toInt());
+  m_textureCache.setTimeToLive(assets->json("/rendering.config:textureTimeout").toInt());
+
+  m_backgroundLayerColor = jsonToColor(assets->json("/rendering.config:backgroundLayerColor")).toRgba();
+  m_foregroundLayerColor = jsonToColor(assets->json("/rendering.config:foregroundLayerColor")).toRgba();
+  m_liquidDrawLevels = jsonToVec2F(assets->json("/rendering.config:liquidDrawLevels"));
+
+  for (auto const& liquid : root.liquidsDatabase()->allLiquidSettings()) {
+    m_liquids.set(liquid->id, LiquidInfo{
+        m_renderer->createTexture(*assets->image(liquid->config.getString("texture")), TextureAddressing::Wrap),
+        jsonToColor(liquid->config.get("color")).toRgba(),
+        jsonToColor(liquid->config.get("bottomLightMix")).toRgbF(),
+        liquid->config.getFloat("textureMovementFactor")
+      });
+  }
+}
+
+void TilePainter::adjustLighting(WorldRenderData& renderData) const {
+  RectI lightRange = RectI::withSize(renderData.lightMinPosition, Vec2I(renderData.lightMap.size()));
+  forEachRenderTile(renderData, lightRange, [&](Vec2I const& pos, RenderTile const& tile) {
+      // Only adjust lighting for full tiles
+      if (liquidDrawLevel(byteToFloat(tile.liquidLevel)) < 1.0f)
+        return;
+
+      auto lightIndex = Vec2U(pos - renderData.lightMinPosition);
+      auto lightValue = renderData.lightMap.get(lightIndex).vec3();
+
+      auto const& liquid = m_liquids[tile.liquidId];
+      Vec3F tileLight = Vec3F(lightValue);
+      float darknessLevel = (1 - tileLight.sum() / (3.0f * 255.0f));
+      lightValue = Vec3B(tileLight.piecewiseMultiply(Vec3F::filled(1 - darknessLevel) + liquid.bottomLightMix * darknessLevel));
+
+      renderData.lightMap.set(lightIndex, lightValue);
+    });
+}
+
+void TilePainter::setup(WorldCamera const& camera, WorldRenderData& renderData) {
+  m_pendingTerrainChunks.clear();
+  m_pendingLiquidChunks.clear();
+
+  auto cameraCenter = camera.centerWorldPosition();
+  if (m_lastCameraCenter)
+    m_cameraPan = renderData.geometry.diff(cameraCenter, *m_lastCameraCenter);
+  m_lastCameraCenter = cameraCenter;
+
+  RectI chunkRange = RectI::integral(RectF(camera.worldTileRect()).scaled(1.0f / RenderChunkSize));
+
+  for (int x = chunkRange.xMin(); x < chunkRange.xMax(); ++x) {
+    for (int y = chunkRange.yMin(); y < chunkRange.yMax(); ++y) {
+      m_pendingTerrainChunks.append(getTerrainChunk(renderData, {x, y}));
+      m_pendingLiquidChunks.append(getLiquidChunk(renderData, {x, y}));
+    }
+  }
+}
+
+void TilePainter::renderBackground(WorldCamera const& camera) {
+  renderTerrainChunks(camera, TerrainLayer::Background);
+}
+
+void TilePainter::renderMidground(WorldCamera const& camera) {
+  renderTerrainChunks(camera, TerrainLayer::Midground);
+}
+
+void TilePainter::renderLiquid(WorldCamera const& camera) {
+  Mat3F transformation = Mat3F::identity();
+  transformation.translate(-Vec2F(camera.worldTileRect().min()));
+  transformation.scale(TilePixels * camera.pixelRatio());
+  transformation.translate(camera.tileMinScreen());
+
+  for (auto const& chunk : m_pendingLiquidChunks) {
+    for (auto const& p : *chunk)
+      m_renderer->renderBuffer(p.second, transformation);
+  }
+
+  m_renderer->flush();
+}
+
+void TilePainter::renderForeground(WorldCamera const& camera) {
+  renderTerrainChunks(camera, TerrainLayer::Foreground);
+}
+
+void TilePainter::cleanup() {
+  m_pendingTerrainChunks.clear();
+  m_pendingLiquidChunks.clear();
+
+  m_textureCache.cleanup();
+  m_terrainChunkCache.cleanup();
+  m_liquidChunkCache.cleanup();
+}
+
+size_t TilePainter::TextureKeyHash::operator()(TextureKey const& key) const {
+  if (key.is<MaterialPieceTextureKey>())
+    return hashOf(key.typeIndex(), key.get<MaterialPieceTextureKey>());
+  else
+    return hashOf(key.typeIndex(), key.get<AssetTextureKey>());
+}
+
+TilePainter::ChunkHash TilePainter::terrainChunkHash(WorldRenderData& renderData, Vec2I chunkIndex) {
+  XXHash64 hasher;
+  RectI tileRange = RectI::withSize(chunkIndex * RenderChunkSize, Vec2I::filled(RenderChunkSize)).padded(MaterialRenderProfileMaxNeighborDistance);
+
+  forEachRenderTile(renderData, tileRange, [&](Vec2I const&, RenderTile const& renderTile) {
+      renderTile.hashPushTerrain(hasher);
+    });
+
+  return hasher.digest();
+}
+
+TilePainter::ChunkHash TilePainter::liquidChunkHash(WorldRenderData& renderData, Vec2I chunkIndex) {
+  XXHash64 hasher;
+  RectI tileRange = RectI::withSize(chunkIndex * RenderChunkSize, Vec2I::filled(RenderChunkSize)).padded(MaterialRenderProfileMaxNeighborDistance);
+
+  forEachRenderTile(renderData, tileRange, [&](Vec2I const&, RenderTile const& renderTile) {
+      renderTile.hashPushLiquid(hasher);
+    });
+
+  return hasher.digest();
+}
+
+TilePainter::QuadZLevel TilePainter::materialZLevel(uint32_t zLevel, MaterialId material, MaterialHue hue, MaterialColorVariant colorVariant) {
+  QuadZLevel quadZLevel = 0;
+  quadZLevel |= (uint64_t)colorVariant;
+  quadZLevel |= (uint64_t)hue << 8;
+  quadZLevel |= (uint64_t)material << 16;
+  quadZLevel |= (uint64_t)zLevel << 32;
+  return quadZLevel;
+}
+
+TilePainter::QuadZLevel TilePainter::modZLevel(uint32_t zLevel, ModId mod, MaterialHue hue, MaterialColorVariant colorVariant) {
+  QuadZLevel quadZLevel = 0;
+  quadZLevel |= (uint64_t)colorVariant;
+  quadZLevel |= (uint64_t)hue << 8;
+  quadZLevel |= (uint64_t)mod << 16;
+  quadZLevel |= (uint64_t)zLevel << 32;
+  quadZLevel |= (uint64_t)1 << 63;
+  return quadZLevel;
+}
+
+TilePainter::QuadZLevel TilePainter::damageZLevel() {
+  return (uint64_t)(-1);
+}
+
+RenderTile const& TilePainter::getRenderTile(WorldRenderData const& renderData, Vec2I const& worldPos) {
+  Vec2I arrayPos = renderData.geometry.diff(worldPos, renderData.tileMinPosition);
+
+  Vec2I size = Vec2I(renderData.tiles.size());
+  if (arrayPos[0] >= 0 && arrayPos[1] >= 0 && arrayPos[0] < size[0] && arrayPos[1] < size[1])
+    return renderData.tiles(Vec2S(arrayPos));
+
+  static RenderTile defaultRenderTile = {
+    NullMaterialId,
+    NoModId,
+    NullMaterialId,
+    NoModId,
+    0,
+    0,
+    DefaultMaterialColorVariant,
+    TileDamageType::Protected,
+    0,
+    0,
+    0,
+    DefaultMaterialColorVariant,
+    TileDamageType::Protected,
+    0,
+    EmptyLiquidId,
+    0
+  };
+  return defaultRenderTile;
+}
+
+void TilePainter::renderTerrainChunks(WorldCamera const& camera, TerrainLayer terrainLayer) {
+  Map<QuadZLevel, List<RenderBufferPtr>> zOrderBuffers;
+  for (auto const& chunk : m_pendingTerrainChunks) {
+    for (auto const& pair : chunk->value(terrainLayer))
+      zOrderBuffers[pair.first].append(pair.second);
+  }
+
+  Mat3F transformation = Mat3F::identity();
+  transformation.translate(-Vec2F(camera.worldTileRect().min()));
+  transformation.scale(TilePixels * camera.pixelRatio());
+  transformation.translate(camera.tileMinScreen());
+
+  for (auto const& pair : zOrderBuffers) {
+    for (auto const& buffer : pair.second)
+      m_renderer->renderBuffer(buffer, transformation);
+  }
+
+  m_renderer->flush();
+}
+
+shared_ptr<TilePainter::TerrainChunk const> TilePainter::getTerrainChunk(WorldRenderData& renderData, Vec2I chunkIndex) {
+  pair<Vec2I, ChunkHash> chunkKey = {chunkIndex, terrainChunkHash(renderData, chunkIndex)};
+  return m_terrainChunkCache.get(chunkKey, [&](auto const&) {
+      HashMap<TerrainLayer, HashMap<QuadZLevel, List<RenderPrimitive>>> terrainPrimitives;
+
+      RectI tileRange = RectI::withSize(chunkIndex * RenderChunkSize, Vec2I::filled(RenderChunkSize));
+      for (int x = tileRange.xMin(); x < tileRange.xMax(); ++x) {
+        for (int y = tileRange.yMin(); y < tileRange.yMax(); ++y) {
+          bool occluded = this->produceTerrainPrimitives(terrainPrimitives[TerrainLayer::Foreground], TerrainLayer::Foreground, {x, y}, renderData);
+          occluded = this->produceTerrainPrimitives(terrainPrimitives[TerrainLayer::Midground], TerrainLayer::Midground, {x, y}, renderData) || occluded;
+          if (!occluded)
+            this->produceTerrainPrimitives(terrainPrimitives[TerrainLayer::Background], TerrainLayer::Background, {x, y}, renderData);
+        }
+      }
+
+      auto chunk = make_shared<TerrainChunk>();
+
+      for (auto& layerPair : terrainPrimitives) {
+        for (auto& zLevelPair : layerPair.second) {
+          auto rb = m_renderer->createRenderBuffer();
+          rb->set(move(zLevelPair.second));
+          (*chunk)[layerPair.first][zLevelPair.first] = move(rb);
+        }
+      }
+
+      return chunk;
+    });
+}
+
+shared_ptr<TilePainter::LiquidChunk const> TilePainter::getLiquidChunk(WorldRenderData& renderData, Vec2I chunkIndex) {
+  pair<Vec2I, ChunkHash> chunkKey = {chunkIndex, liquidChunkHash(renderData, chunkIndex)};
+  return m_liquidChunkCache.get(chunkKey, [&](auto const&) {
+      HashMap<LiquidId, List<RenderPrimitive>> liquidPrimitives;
+
+      RectI tileRange = RectI::withSize(chunkIndex * RenderChunkSize, Vec2I::filled(RenderChunkSize));
+      for (int x = tileRange.xMin(); x < tileRange.xMax(); ++x) {
+        for (int y = tileRange.yMin(); y < tileRange.yMax(); ++y)
+          this->produceLiquidPrimitives(liquidPrimitives, {x, y}, renderData);
+      }
+
+      auto chunk = make_shared<LiquidChunk>();
+
+      for (auto& p : liquidPrimitives) {
+        auto rb = m_renderer->createRenderBuffer();
+        rb->set(move(p.second));
+        chunk->set(p.first, move(rb));
+      }
+
+      return chunk;
+    });
+}
+
+bool TilePainter::produceTerrainPrimitives(HashMap<QuadZLevel, List<RenderPrimitive>>& primitives,
+    TerrainLayer terrainLayer, Vec2I const& pos, WorldRenderData const& renderData) {
+  auto& root = Root::singleton();
+  auto assets = Root::singleton().assets();
+  auto materialDatabase = root.materialDatabase();
+
+  RenderTile const& tile = getRenderTile(renderData, pos);
+
+  MaterialId material = EmptyMaterialId;
+  MaterialHue materialHue = 0;
+  MaterialHue materialColorVariant = 0;
+  ModId mod = NoModId;
+  MaterialHue modHue = 0;
+  float damageLevel = 0.0f;
+  TileDamageType damageType = TileDamageType::Protected;
+  Vec4B color;
+
+  bool occlude = false;
+
+  if (terrainLayer == TerrainLayer::Background) {
+    material = tile.background;
+    materialHue = tile.backgroundHueShift;
+    materialColorVariant = tile.backgroundColorVariant;
+    mod = tile.backgroundMod;
+    modHue = tile.backgroundModHueShift;
+    damageLevel = byteToFloat(tile.backgroundDamageLevel);
+    damageType = tile.backgroundDamageType;
+    color = m_backgroundLayerColor;
+  } else {
+    material = tile.foreground;
+    materialHue = tile.foregroundHueShift;
+    materialColorVariant = tile.foregroundColorVariant;
+    mod = tile.foregroundMod;
+    modHue = tile.foregroundModHueShift;
+    damageLevel = byteToFloat(tile.foregroundDamageLevel);
+    damageType = tile.foregroundDamageType;
+    color = m_foregroundLayerColor;
+  }
+
+  // render non-block colliding things in the midground
+  bool isBlock = BlockCollisionSet.contains(materialDatabase->materialCollisionKind(material));
+  if ((isBlock && terrainLayer == TerrainLayer::Midground) || (!isBlock && terrainLayer == TerrainLayer::Foreground))
+    return false;
+
+  auto getPieceTexture = [this, assets](MaterialId material, MaterialRenderPieceConstPtr const& piece, MaterialHue hue, bool mod) {
+    return m_textureCache.get(MaterialPieceTextureKey(material, piece->pieceId, hue, mod), [&](auto const&) {
+        String texture;
+        if (hue == 0)
+          texture = piece->texture;
+        else
+          texture = strf("%s?hueshift=%s", piece->texture, materialHueToDegrees(hue));
+
+        return m_textureGroup->create(*assets->image(texture));
+      });
+  };
+
+  auto materialRenderProfile = materialDatabase->materialRenderProfile(material);
+
+  auto modRenderProfile = materialDatabase->modRenderProfile(mod);
+
+  if (materialRenderProfile) {
+    occlude = materialRenderProfile->occludesBehind;
+
+    uint32_t variance = staticRandomU32(renderData.geometry.xwrap(pos[0]), pos[1], (int)terrainLayer, "main");
+    auto& quadList = primitives[materialZLevel(materialRenderProfile->zLevel, material, materialHue, materialColorVariant)];
+
+    MaterialPieceResultList pieces;
+    determineMatchingPieces(pieces, &occlude, materialDatabase, materialRenderProfile->mainMatchList, renderData, pos,
+        terrainLayer == TerrainLayer::Background ? TileLayer::Background : TileLayer::Foreground, false);
+    for (auto const& piecePair : pieces) {
+      TexturePtr texture = getPieceTexture(material, piecePair.first, materialHue, false);
+      RectF textureCoords = piecePair.first->variants.get(materialColorVariant).wrap(variance);
+      RectF worldCoords = RectF::withSize(piecePair.second / TilePixels + Vec2F(pos), textureCoords.size() / TilePixels);
+      quadList.append(RenderQuad{
+          move(texture),
+          RenderVertex{Vec2F(worldCoords.xMin(), worldCoords.yMin()), Vec2F(textureCoords.xMin(), textureCoords.yMin()), color, 1.0f},
+          RenderVertex{Vec2F(worldCoords.xMax(), worldCoords.yMin()), Vec2F(textureCoords.xMax(), textureCoords.yMin()), color, 1.0f},
+          RenderVertex{Vec2F(worldCoords.xMax(), worldCoords.yMax()), Vec2F(textureCoords.xMax(), textureCoords.yMax()), color, 1.0f},
+          RenderVertex{Vec2F(worldCoords.xMin(), worldCoords.yMax()), Vec2F(textureCoords.xMin(), textureCoords.yMax()), color, 1.0f}
+        });
+    }
+  }
+
+  if (modRenderProfile) {
+    auto modColorVariant = modRenderProfile->multiColor ? materialColorVariant : 0;
+    uint32_t variance = staticRandomU32(renderData.geometry.xwrap(pos[0]), pos[1], (int)terrainLayer, "mod");
+    auto& quadList = primitives[modZLevel(modRenderProfile->zLevel, mod, modHue, modColorVariant)];
+
+    MaterialPieceResultList pieces;
+    determineMatchingPieces(pieces, &occlude, materialDatabase, modRenderProfile->mainMatchList, renderData, pos,
+        terrainLayer == TerrainLayer::Background ? TileLayer::Background : TileLayer::Foreground, true);
+    for (auto const& piecePair : pieces) {
+      auto texture = getPieceTexture(mod, piecePair.first, modHue, true);
+      auto textureCoords = piecePair.first->variants.get(modColorVariant).wrap(variance);
+      RectF worldCoords = RectF::withSize(piecePair.second / TilePixels + Vec2F(pos), textureCoords.size() / TilePixels);
+      quadList.append(RenderQuad{
+          move(texture),
+          RenderVertex{Vec2F(worldCoords.xMin(), worldCoords.yMin()), Vec2F(textureCoords.xMin(), textureCoords.yMin()), color, 1.0f},
+          RenderVertex{Vec2F(worldCoords.xMax(), worldCoords.yMin()), Vec2F(textureCoords.xMax(), textureCoords.yMin()), color, 1.0f},
+          RenderVertex{Vec2F(worldCoords.xMax(), worldCoords.yMax()), Vec2F(textureCoords.xMax(), textureCoords.yMax()), color, 1.0f},
+          RenderVertex{Vec2F(worldCoords.xMin(), worldCoords.yMax()), Vec2F(textureCoords.xMin(), textureCoords.yMax()), color, 1.0f}
+        });
+    }
+  }
+
+  if (materialRenderProfile && damageLevel > 0 && isBlock) {
+    auto& quadList = primitives[damageZLevel()];
+    auto const& crackingImage = materialRenderProfile->damageImage(damageLevel, damageType);
+
+    TexturePtr texture = m_textureCache.get(AssetTextureKey(crackingImage.first),
+        [&](auto const&) { return m_textureGroup->create(*assets->image(crackingImage.first)); });
+
+    Vec2F textureSize(texture->size());
+    RectF textureCoords = RectF::withSize(Vec2F(), textureSize);
+    RectF worldCoords = RectF::withSize(crackingImage.second / TilePixels + Vec2F(pos), textureCoords.size() / TilePixels);
+
+    quadList.append(RenderQuad{
+        move(texture),
+        RenderVertex{Vec2F(worldCoords.xMin(), worldCoords.yMin()), Vec2F(textureCoords.xMin(), textureCoords.yMin()), color, 1.0f},
+        RenderVertex{Vec2F(worldCoords.xMax(), worldCoords.yMin()), Vec2F(textureCoords.xMax(), textureCoords.yMin()), color, 1.0f},
+        RenderVertex{Vec2F(worldCoords.xMax(), worldCoords.yMax()), Vec2F(textureCoords.xMax(), textureCoords.yMax()), color, 1.0f},
+        RenderVertex{Vec2F(worldCoords.xMin(), worldCoords.yMax()), Vec2F(textureCoords.xMin(), textureCoords.yMax()), color, 1.0f}
+      });
+  }
+
+  return occlude;
+}
+
+void TilePainter::produceLiquidPrimitives(HashMap<LiquidId, List<RenderPrimitive>>& primitives, Vec2I const& pos, WorldRenderData const& renderData) {
+  RenderTile const& tile = getRenderTile(renderData, pos);
+
+  float drawLevel = liquidDrawLevel(byteToFloat(tile.liquidLevel));
+  if (drawLevel <= 0.0f)
+    return;
+
+  RenderTile const& tileBottom = getRenderTile(renderData, pos - Vec2I(0, 1));
+  float bottomDrawLevel = liquidDrawLevel(byteToFloat(tileBottom.liquidLevel));
+
+  RectF worldRect;
+  if (tileBottom.foreground == EmptyMaterialId && bottomDrawLevel < 1.0f)
+    worldRect = RectF::withSize(Vec2F(pos), Vec2F::filled(1.0f)).expanded(drawLevel);
+  else
+    worldRect = RectF::withSize(Vec2F(pos), Vec2F(1.0f, drawLevel));
+
+  auto texRect = worldRect.scaled(TilePixels);
+
+  auto const& liquid = m_liquids[tile.liquidId];
+  primitives[tile.liquidId].append(RenderQuad{
+      liquid.texture,
+      RenderVertex{Vec2F(worldRect.xMin(), worldRect.yMin()), Vec2F(texRect.xMin(), texRect.yMin()), liquid.color, 1.0f},
+      RenderVertex{Vec2F(worldRect.xMax(), worldRect.yMin()), Vec2F(texRect.xMax(), texRect.yMin()), liquid.color, 1.0f},
+      RenderVertex{Vec2F(worldRect.xMax(), worldRect.yMax()), Vec2F(texRect.xMax(), texRect.yMax()), liquid.color, 1.0f},
+      RenderVertex{Vec2F(worldRect.xMin(), worldRect.yMax()), Vec2F(texRect.xMin(), texRect.yMax()), liquid.color, 1.0f}
+    });
+}
+
+bool TilePainter::determineMatchingPieces(MaterialPieceResultList& resultList, bool* occlude, MaterialDatabaseConstPtr const& materialDb, MaterialRenderMatchList const& matchList,
+    WorldRenderData const& renderData, Vec2I const& basePos, TileLayer layer, bool isMod) {
+  RenderTile const& tile = getRenderTile(renderData, basePos);
+
+  auto matchSetMatches = [&](MaterialRenderMatchConstPtr const& match) -> bool {
+    if (match->requiredLayer && *match->requiredLayer != layer)
+      return false;
+
+    if (match->matchPoints.empty())
+      return true;
+
+    bool matchValid = match->matchJoin == MaterialJoinType::All;
+    for (auto const& matchPoint : match->matchPoints) {
+      auto const& neighborTile = getRenderTile(renderData, basePos + matchPoint.position);
+
+      bool neighborShadowing = false;
+      if (layer == TileLayer::Background) {
+        if (auto profile = materialDb->materialRenderProfile(neighborTile.foreground))
+          neighborShadowing = !profile->foregroundLightTransparent;
+      }
+
+      MaterialHue baseHue = layer == TileLayer::Foreground ? tile.foregroundHueShift : tile.backgroundHueShift;
+      MaterialHue neighborHue = layer == TileLayer::Foreground ? neighborTile.foregroundHueShift : neighborTile.backgroundHueShift;
+      MaterialHue baseModHue = layer == TileLayer::Foreground ? tile.foregroundModHueShift : tile.backgroundModHueShift;
+      MaterialHue neighborModHue = layer == TileLayer::Foreground ? neighborTile.foregroundModHueShift : neighborTile.backgroundModHueShift;
+      MaterialId baseMaterial = layer == TileLayer::Foreground ? tile.foreground : tile.background;
+      MaterialId neighborMaterial = layer == TileLayer::Foreground ? neighborTile.foreground : neighborTile.background;
+      ModId baseMod = layer == TileLayer::Foreground ? tile.foregroundMod : tile.backgroundMod;
+      ModId neighborMod = layer == TileLayer::Foreground ? neighborTile.foregroundMod : neighborTile.backgroundMod;
+
+      bool rulesValid = matchPoint.rule->join == MaterialJoinType::All;
+      for (auto const& ruleEntry : matchPoint.rule->entries) {
+        bool valid = true;
+        if (isMod) {
+          if (ruleEntry.rule.is<MaterialRule::RuleEmpty>()) {
+            valid = neighborMod == NoModId;
+          } else if (ruleEntry.rule.is<MaterialRule::RuleConnects>()) {
+            valid = isConnectableMaterial(neighborMaterial);
+          } else if (ruleEntry.rule.is<MaterialRule::RuleShadows>()) {
+            valid = neighborShadowing;
+          } else if (auto equalsSelf = ruleEntry.rule.ptr<MaterialRule::RuleEqualsSelf>()) {
+            valid = neighborMod == baseMod;
+            if (equalsSelf->matchHue)
+              valid = valid && baseModHue == neighborModHue;
+          } else if (auto equalsId = ruleEntry.rule.ptr<MaterialRule::RuleEqualsId>()) {
+            valid = neighborMod == equalsId->id;
+          } else if (auto propertyEquals = ruleEntry.rule.ptr<MaterialRule::RulePropertyEquals>()) {
+            if (auto profile = materialDb->modRenderProfile(neighborMod))
+              valid = profile->ruleProperties.get(propertyEquals->propertyName, Json()) == propertyEquals->compare;
+            else
+              valid = false;
+          }
+        } else {
+          if (ruleEntry.rule.is<MaterialRule::RuleEmpty>()) {
+            valid = neighborMaterial == EmptyMaterialId;
+          } else if (ruleEntry.rule.is<MaterialRule::RuleConnects>()) {
+            valid = isConnectableMaterial(neighborMaterial);
+          } else if (ruleEntry.rule.is<MaterialRule::RuleShadows>()) {
+            valid = neighborShadowing;
+          } else if (auto equalsSelf = ruleEntry.rule.ptr<MaterialRule::RuleEqualsSelf>()) {
+            valid = neighborMaterial == baseMaterial;
+            if (equalsSelf->matchHue)
+              valid = valid && baseHue == neighborHue;
+          } else if (auto equalsId = ruleEntry.rule.ptr<MaterialRule::RuleEqualsId>()) {
+            valid = neighborMaterial == equalsId->id;
+          } else if (auto propertyEquals = ruleEntry.rule.ptr<MaterialRule::RulePropertyEquals>()) {
+            if (auto profile = materialDb->materialRenderProfile(neighborMaterial))
+              valid = profile->ruleProperties.get(propertyEquals->propertyName) == propertyEquals->compare;
+            else
+              valid = false;
+          }
+        }
+        if (ruleEntry.inverse)
+          valid = !valid;
+
+        if (matchPoint.rule->join == MaterialJoinType::All) {
+          rulesValid = valid && rulesValid;
+          if (!rulesValid)
+            break;
+        } else {
+          rulesValid = valid || rulesValid;
+        }
+      }
+
+      if (match->matchJoin == MaterialJoinType::All) {
+        matchValid = matchValid && rulesValid;
+        if (!matchValid)
+          return matchValid;
+      } else {
+        matchValid = matchValid || rulesValid;
+      }
+    }
+    return matchValid;
+  };
+
+  bool subMatchResult = false;
+  for (auto const& match : matchList) {
+    if (matchSetMatches(match)) {
+      if (match->occlude)
+        *occlude = match->occlude.get();
+
+      subMatchResult = true;
+
+      for (auto const& piecePair : match->resultingPieces)
+        resultList.append({piecePair.first, piecePair.second});
+
+      if (determineMatchingPieces(resultList, occlude, materialDb, match->subMatches, renderData, basePos, layer, isMod) && match->haltOnSubMatch)
+        break;
+
+      if (match->haltOnMatch)
+        break;
+    }
+  }
+
+  return subMatchResult;
+}
+
+float TilePainter::liquidDrawLevel(float liquidLevel) const {
+  return clamp((liquidLevel - m_liquidDrawLevels[0]) / (m_liquidDrawLevels[1] - m_liquidDrawLevels[0]), 0.0f, 1.0f);
+}
+
+}