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fix extended block grounding (new block property)

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clasher113 2026-02-28 18:31:15 +02:00
parent 0cc8c70a17
commit 0b7dc14f55
7 changed files with 111 additions and 8 deletions
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53
src/voxels/blocks_agent.hpp
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@ -494,4 +494,57 @@ inline const AABB* is_obstacle_at(const Storage& chunks, float x, float y, float
return nullptr;
}
/// @brief Check block grounding
/// @tparam Storage chunks storage class
/// @param chunks chunks storage
/// @param def block definition
/// @param rotationIndex target block rotation index
/// @param origin target block origin
/// @return true if grounded
template <class Storage>
inline bool check_grounding(
const Storage& chunks,
const Block& def,
uint8_t rotationIndex,
const glm::ivec3& origin
) {
const auto& vec = get_ground_direction(def, rotationIndex);
if (def.rt.extended) {
const auto& rotation = def.rotations.variants[rotationIndex];
if (def.groundingBehaviour == GroundingBehaviour::PARTIAL) {
for (int sz = 0; sz < def.size.z; sz++) {
for (int sx = 0; sx < def.size.x; sx++) {
auto pos = origin;
pos += rotation.axes[0] * sx;
pos += rotation.axes[2] * sz;
if (blocks_agent::is_solid_at(chunks, pos.x + vec.x, pos.y + vec.y, pos.z + vec.z)) {
return true;
}
}
}
return false;
}
else if (def.groundingBehaviour == GroundingBehaviour::COMPLETE) {
for (int sz = 0; sz < def.size.z; sz++) {
for (int sx = 0; sx < def.size.x; sx++) {
auto pos = origin;
pos += rotation.axes[0] * sx;
pos += rotation.axes[2] * sz;
if (!blocks_agent::is_solid_at(chunks, pos.x + vec.x, pos.y + vec.y, pos.z + vec.z)) {
return false;
}
}
}
return true;
}
else if (def.groundingBehaviour == GroundingBehaviour::ORIGIN) {
return blocks_agent::is_solid_at(chunks, origin.x + vec.x, origin.y + vec.y, origin.z + vec.z);
}
}
return blocks_agent::is_solid_at(chunks, origin.x + vec.x, origin.y + vec.y, origin.z + vec.z);
}
} // blocks_agent