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AABB blocks rotation support (WIP part 1)

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MihailRis 2023-12-04 15:52:09 +03:00
parent 8bc8eb14bd
commit 0c764bcbd9
8 changed files with 120 additions and 90 deletions
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20
src/voxels/Block.cpp
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@ -1,12 +1,24 @@
#include "Block.h"
BlockRotProfile BlockRotProfile::PIPE {{
using glm::vec3;
void CoordSystem::transform(AABB& aabb) {
vec3 X(axisX);
vec3 Y(axisY);
vec3 Z(axisZ);
aabb.a = X * aabb.a.x + Y * aabb.a.y + Z * aabb.a.z;
aabb.b = X * aabb.b.x + Y * aabb.b.y + Z * aabb.b.z;
aabb.a += fix2;
aabb.b += fix2;
}
const BlockRotProfile BlockRotProfile::PIPE {{
// Vertical
{{1, 0, 0}, {0, 1, 0}, {0, 0, 1}, {0, 0, 0}},
{{1, 0, 0}, {0, 1, 0}, {0, 0, 1}, {0, 0, 0}, {0, 0, 0}},
// X-Aligned
{{0, -1, 0}, {1, 0, 0}, {0, 0, 1}, {0, 1, 0}},
{{0, -1, 0}, {1, 0, 0}, {0, 0, 1}, {0, 1, 0}, {0, 1, 0}},
// Z-Aligned
{{1, 0, 0}, {0, 0, 1}, {0, -1, 0}, {0, 0, -1}},
{{1, 0, 0}, {0, 0, 1}, {0, -1, 0}, {0, 0, -1}, {0, 1, 0}},
}};
Block::Block(std::string name)

5
src/voxels/Block.h
View file

@ -22,6 +22,9 @@ struct CoordSystem {
glm::ivec3 axisZ;
// Grid 3d position fix offset (for negative vectors)
glm::ivec3 fix;
glm::ivec3 fix2;
void transform(AABB& aabb);
};
struct BlockRotProfile {
@ -30,7 +33,7 @@ struct BlockRotProfile {
/* Wood logs, pillars, pipes
3 orientations supported
*/
static BlockRotProfile PIPE;
static const BlockRotProfile PIPE;
};
enum class BlockModel {