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-rw-r--r--src/RendererSectionData.cpp115
1 files changed, 44 insertions, 71 deletions
diff --git a/src/RendererSectionData.cpp b/src/RendererSectionData.cpp
index d67fe5b..1cbb4e9 100644
--- a/src/RendererSectionData.cpp
+++ b/src/RendererSectionData.cpp
@@ -57,57 +57,15 @@ std::array<bool[FaceDirection::none], 4096> GetBlockVisibilityData(const Section
for (int z = 0; z < 16; z++) {
for (int x = 0; x < 16; x++) {
unsigned char value = 0;
- BlockId blockIdDown;
- BlockId blockIdUp;
- BlockId blockIdNorth;
- BlockId blockIdSouth;
- BlockId blockIdWest;
- BlockId blockIdEast;
-
- switch (y) {
- case 0:
- blockIdDown = sections.bottom.GetBlockId(Vector(x, 15, z));
- blockIdUp = GetBlockId(x, 1, z, blockIdData);
- break;
- case 15:
- blockIdDown = GetBlockId(x, 14, z, blockIdData);
- blockIdUp = sections.top.GetBlockId(Vector(x, 0, z));
- break;
- default:
- blockIdDown = GetBlockId(x, y - 1, z, blockIdData);
- blockIdUp = GetBlockId(x, y + 1, z, blockIdData);
- break;
- }
- switch (z) {
- case 0:
- blockIdNorth = GetBlockId(x, y, 1, blockIdData);
- blockIdSouth = sections.south.GetBlockId(Vector(x, y, 15));
- break;
- case 15:
- blockIdNorth = sections.north.GetBlockId(Vector(x, y, 0));
- blockIdSouth = GetBlockId(x, y, 14, blockIdData);
- break;
- default:
- blockIdNorth = GetBlockId(x, y, z + 1, blockIdData);
- blockIdSouth = GetBlockId(x, y, z - 1, blockIdData);
- break;
- }
+ Vector vec(x, y, z);
- switch (x) {
- case 0:
- blockIdWest = GetBlockId(1, y, z, blockIdData);
- blockIdEast = sections.east.GetBlockId(Vector(15, y, z));
- break;
- case 15:
- blockIdWest = sections.west.GetBlockId(Vector(0, y, z));
- blockIdEast = GetBlockId(14, y, z, blockIdData);
- break;
- default:
- blockIdWest = GetBlockId(x + 1, y, z, blockIdData);
- blockIdEast = GetBlockId(x - 1, y, z, blockIdData);
- break;
- }
+ BlockId blockIdDown = sections.GetBlockId(vec + FaceDirectionVector[FaceDirection::down]);
+ BlockId blockIdUp = sections.GetBlockId(vec + FaceDirectionVector[FaceDirection::up]);
+ BlockId blockIdNorth = sections.GetBlockId(vec + FaceDirectionVector[FaceDirection::north]);
+ BlockId blockIdSouth = sections.GetBlockId(vec + FaceDirectionVector[FaceDirection::south]);
+ BlockId blockIdWest = sections.GetBlockId(vec + FaceDirectionVector[FaceDirection::west]);
+ BlockId blockIdEast = sections.GetBlockId(vec + FaceDirectionVector[FaceDirection::east]);
auto blockModelDown = GetInternalBlockModel(blockIdDown, idModels);
auto blockModelUp = GetInternalBlockModel(blockIdUp, idModels);
@@ -115,20 +73,13 @@ std::array<bool[FaceDirection::none], 4096> GetBlockVisibilityData(const Section
auto blockModelSouth = GetInternalBlockModel(blockIdSouth, idModels);
auto blockModelWest = GetInternalBlockModel(blockIdWest, idModels);
auto blockModelEast = GetInternalBlockModel(blockIdEast, idModels);
-
- value |= (blockIdDown.id != 0 && !blockModelDown->faces.empty() && blockModelDown->isBlock) << 0;
- value |= (blockIdUp.id != 0 && !blockModelUp->faces.empty() && blockModelUp->isBlock) << 1;
- value |= (blockIdNorth.id != 0 && !blockModelNorth->faces.empty() && blockModelNorth->isBlock) << 2;
- value |= (blockIdSouth.id != 0 && !blockModelSouth->faces.empty() && blockModelSouth->isBlock) << 3;
- value |= (blockIdWest.id != 0 && !blockModelWest->faces.empty() && blockModelWest->isBlock) << 4;
- value |= (blockIdEast.id != 0 && !blockModelEast->faces.empty() && blockModelEast->isBlock) << 5;
-
- arr[y * 256 + z * 16 + x][FaceDirection::down] = (value >> 0) & 1;
- arr[y * 256 + z * 16 + x][FaceDirection::up] = (value >> 1) & 1;
- arr[y * 256 + z * 16 + x][FaceDirection::north] = (value >> 2) & 1;
- arr[y * 256 + z * 16 + x][FaceDirection::south] = (value >> 3) & 1;
- arr[y * 256 + z * 16 + x][FaceDirection::west] = (value >> 4) & 1;
- arr[y * 256 + z * 16 + x][FaceDirection::east] = (value >> 5) & 1;
+
+ arr[y * 256 + z * 16 + x][FaceDirection::down] = blockIdDown.id != 0 && !blockModelDown->faces.empty() && blockModelDown->isBlock;
+ arr[y * 256 + z * 16 + x][FaceDirection::up] = blockIdUp.id != 0 && !blockModelUp->faces.empty() && blockModelUp->isBlock;
+ arr[y * 256 + z * 16 + x][FaceDirection::north] = blockIdNorth.id != 0 && !blockModelNorth->faces.empty() && blockModelNorth->isBlock;
+ arr[y * 256 + z * 16 + x][FaceDirection::south] = blockIdSouth.id != 0 && !blockModelSouth->faces.empty() && blockModelSouth->isBlock;
+ arr[y * 256 + z * 16 + x][FaceDirection::west] = blockIdWest.id != 0 && !blockModelWest->faces.empty() && blockModelWest->isBlock;
+ arr[y * 256 + z * 16 + x][FaceDirection::east] = blockIdEast.id != 0 && !blockModelEast->faces.empty() && blockModelEast->isBlock;
}
}
}
@@ -188,6 +139,28 @@ RendererSectionData ParseSection(const SectionsData &sections)
return data;
}
+BlockId SectionsData::GetBlockId(const Vector &pos) const {
+ if (pos.x < 0)
+ return east.GetBlockId(Vector(15, pos.y, pos.z));
+
+ if (pos.x > 15)
+ return west.GetBlockId(Vector(0, pos.y, pos.z));
+
+ if (pos.y < 0)
+ return bottom.GetBlockId(Vector(pos.x, 15, pos.z));
+
+ if (pos.y > 15)
+ return top.GetBlockId(Vector(pos.x, 0, pos.z));
+
+ if (pos.z < 0)
+ return south.GetBlockId(Vector(pos.x, pos.y, 15));
+
+ if (pos.z > 15)
+ return north.GetBlockId(Vector(pos.x, pos.y, 0));
+
+ return section.GetBlockId(pos);
+}
+
BlockLightness SectionsData::GetLight(const Vector &pos) const {
BlockLightness lightness;
static const Vector directions[] = {
@@ -225,17 +198,17 @@ BlockLightness SectionsData::GetLight(const Vector &pos) const {
dirValue = _max(self, dirValue);
if (dir == directions[0])
- lightness.face[FaceDirection::west] = dirValue;
- if (dir == directions[1])
lightness.face[FaceDirection::east] = dirValue;
+ if (dir == directions[1])
+ lightness.face[FaceDirection::west] = dirValue;
if (dir == directions[2])
lightness.face[FaceDirection::up] = dirValue;
if (dir == directions[3])
lightness.face[FaceDirection::down] = dirValue;
if (dir == directions[4])
- lightness.face[FaceDirection::north] = dirValue;
- if (dir == directions[5])
lightness.face[FaceDirection::south] = dirValue;
+ if (dir == directions[5])
+ lightness.face[FaceDirection::north] = dirValue;
}
return lightness;
}
@@ -277,17 +250,17 @@ BlockLightness SectionsData::GetSkyLight(const Vector &pos) const {
dirValue = _max(self, dirValue);
if (dir == directions[0])
- lightness.face[FaceDirection::west] = dirValue;
- if (dir == directions[1])
lightness.face[FaceDirection::east] = dirValue;
+ if (dir == directions[1])
+ lightness.face[FaceDirection::west] = dirValue;
if (dir == directions[2])
lightness.face[FaceDirection::up] = dirValue;
if (dir == directions[3])
lightness.face[FaceDirection::down] = dirValue;
if (dir == directions[4])
- lightness.face[FaceDirection::north] = dirValue;
- if (dir == directions[5])
lightness.face[FaceDirection::south] = dirValue;
+ if (dir == directions[5])
+ lightness.face[FaceDirection::north] = dirValue;
}
return lightness;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-30 23:41:08 +0100