diff options
Diffstat (limited to 'scene/3d/voxelizer.cpp')
| -rw-r--r-- | scene/3d/voxelizer.cpp | 63 |
1 files changed, 36 insertions, 27 deletions
diff --git a/scene/3d/voxelizer.cpp b/scene/3d/voxelizer.cpp index 203c3cd812..a2d305f3cb 100644 --- a/scene/3d/voxelizer.cpp +++ b/scene/3d/voxelizer.cpp @@ -36,10 +36,14 @@ #define FINDMINMAX(x0, x1, x2, min, max) \ min = max = x0; \ - if (x1 < min) min = x1; \ - if (x1 > max) max = x1; \ - if (x2 < min) min = x2; \ - if (x2 > max) max = x2; + if (x1 < min) \ + min = x1; \ + if (x1 > max) \ + max = x1; \ + if (x2 < min) \ + min = x2; \ + if (x2 > max) \ + max = x2; static bool planeBoxOverlap(Vector3 normal, float d, Vector3 maxbox) { int q; @@ -53,8 +57,10 @@ static bool planeBoxOverlap(Vector3 normal, float d, Vector3 maxbox) { vmax[q] = -maxbox[q]; } } - if (normal.dot(vmin) + d > 0.0f) return false; - if (normal.dot(vmax) + d >= 0.0f) return true; + if (normal.dot(vmin) + d > 0.0f) + return false; + if (normal.dot(vmax) + d >= 0.0f) + return true; return false; } @@ -71,7 +77,8 @@ static bool planeBoxOverlap(Vector3 normal, float d, Vector3 maxbox) { max = p0; \ } \ rad = fa * boxhalfsize.y + fb * boxhalfsize.z; \ - if (min > rad || max < -rad) return false; + if (min > rad || max < -rad) \ + return false; #define AXISTEST_X2(a, b, fa, fb) \ p0 = a * v0.y - b * v0.z; \ @@ -84,7 +91,8 @@ static bool planeBoxOverlap(Vector3 normal, float d, Vector3 maxbox) { max = p0; \ } \ rad = fa * boxhalfsize.y + fb * boxhalfsize.z; \ - if (min > rad || max < -rad) return false; + if (min > rad || max < -rad) \ + return false; /*======================== Y-tests ========================*/ #define AXISTEST_Y02(a, b, fa, fb) \ @@ -98,7 +106,8 @@ static bool planeBoxOverlap(Vector3 normal, float d, Vector3 maxbox) { max = p0; \ } \ rad = fa * boxhalfsize.x + fb * boxhalfsize.z; \ - if (min > rad || max < -rad) return false; + if (min > rad || max < -rad) \ + return false; #define AXISTEST_Y1(a, b, fa, fb) \ p0 = -a * v0.x + b * v0.z; \ @@ -111,7 +120,8 @@ static bool planeBoxOverlap(Vector3 normal, float d, Vector3 maxbox) { max = p0; \ } \ rad = fa * boxhalfsize.x + fb * boxhalfsize.z; \ - if (min > rad || max < -rad) return false; + if (min > rad || max < -rad) \ + return false; /*======================== Z-tests ========================*/ @@ -126,7 +136,8 @@ static bool planeBoxOverlap(Vector3 normal, float d, Vector3 maxbox) { max = p2; \ } \ rad = fa * boxhalfsize.x + fb * boxhalfsize.y; \ - if (min > rad || max < -rad) return false; + if (min > rad || max < -rad) \ + return false; #define AXISTEST_Z0(a, b, fa, fb) \ p0 = a * v0.x - b * v0.y; \ @@ -139,7 +150,8 @@ static bool planeBoxOverlap(Vector3 normal, float d, Vector3 maxbox) { max = p0; \ } \ rad = fa * boxhalfsize.x + fb * boxhalfsize.y; \ - if (min > rad || max < -rad) return false; + if (min > rad || max < -rad) \ + return false; static bool fast_tri_box_overlap(const Vector3 &boxcenter, const Vector3 boxhalfsize, const Vector3 *triverts) { @@ -197,15 +209,18 @@ static bool fast_tri_box_overlap(const Vector3 &boxcenter, const Vector3 boxhalf /* test in X-direction */ FINDMINMAX(v0.x, v1.x, v2.x, min, max); - if (min > boxhalfsize.x || max < -boxhalfsize.x) return false; + if (min > boxhalfsize.x || max < -boxhalfsize.x) + return false; /* test in Y-direction */ FINDMINMAX(v0.y, v1.y, v2.y, min, max); - if (min > boxhalfsize.y || max < -boxhalfsize.y) return false; + if (min > boxhalfsize.y || max < -boxhalfsize.y) + return false; /* test in Z-direction */ FINDMINMAX(v0.z, v1.z, v2.z, min, max); - if (min > boxhalfsize.z || max < -boxhalfsize.z) return false; + if (min > boxhalfsize.z || max < -boxhalfsize.z) + return false; /* Bullet 2: */ /* test if the box intersects the plane of the triangle */ @@ -592,22 +607,16 @@ void Voxelizer::plot_mesh(const Transform &p_xform, Ref<Mesh> &p_mesh, const Vec Vector<Vector3> vertices = a[Mesh::ARRAY_VERTEX]; const Vector3 *vr = vertices.ptr(); Vector<Vector2> uv = a[Mesh::ARRAY_TEX_UV]; - const Vector2 *uvr; + const Vector2 *uvr = nullptr; Vector<Vector3> normals = a[Mesh::ARRAY_NORMAL]; - const Vector3 *nr; + const Vector3 *nr = nullptr; Vector<int> index = a[Mesh::ARRAY_INDEX]; - bool read_uv = false; - bool read_normals = false; - if (uv.size()) { - uvr = uv.ptr(); - read_uv = true; } if (normals.size()) { - read_normals = true; nr = normals.ptr(); } @@ -626,13 +635,13 @@ void Voxelizer::plot_mesh(const Transform &p_xform, Ref<Mesh> &p_mesh, const Vec vtxs[k] = p_xform.xform(vr[ir[j * 3 + k]]); } - if (read_uv) { + if (uvr) { for (int k = 0; k < 3; k++) { uvs[k] = uvr[ir[j * 3 + k]]; } } - if (read_normals) { + if (nr) { for (int k = 0; k < 3; k++) { normal[k] = nr[ir[j * 3 + k]]; } @@ -659,13 +668,13 @@ void Voxelizer::plot_mesh(const Transform &p_xform, Ref<Mesh> &p_mesh, const Vec vtxs[k] = p_xform.xform(vr[j * 3 + k]); } - if (read_uv) { + if (uvr) { for (int k = 0; k < 3; k++) { uvs[k] = uvr[j * 3 + k]; } } - if (read_normals) { + if (nr) { for (int k = 0; k < 3; k++) { normal[k] = nr[j * 3 + k]; } |