0.4.6

CHANGELOG.md

@@ -1,3 +1,6 @@
+- 0.4.6
+  - Small bugfixes
+  - restrict pypulseq dependency to < 1.5.0
 - 0.4.5
   - Fix: NIfTI loader supports `int` constants
   - Fix: Empty tissue masks in `VoxelGridPhantom`

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "mrzero_core"
-version = "0.4.5"
+version = "0.4.6"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "maturin"
 
 [project]
 name = "mrzerocore"
-version = "0.4.5"
+version = "0.4.6"
 description = "Core functionality of MRzero"
 authors = [
     {name = "Jonathan Endres", email = "jonathan.endres@uk-erlangen.de"},
@@ -21,7 +21,7 @@ dependencies = [
     "ismrmrd",
     "matplotlib>=3.5",
     "pydisseqt>=0.1.13",
-    "pypulseq",
+    "pypulseq<1.5.0",
     "requests>=2.20",
     "scikit-image",
     "scipy>=1.7",

python/MRzeroCore/phantom/custom_voxel_phantom.py

@@ -170,11 +170,11 @@ def generate_maps(self, props) -> list[torch.Tensor]:
 
         kspaces = [torch.zeros(128, 128, dtype=torch.cfloat) for _ in range(len(props))]
         # Iterate over all voxels and render them into the kspaces
-        for pos in self.voxel_pos:
+        for j, pos in enumerate(self.voxel_pos):
             rot = torch.exp(-2j*pi * (trajectory @ pos))
 
             for i in range(len(props)):
-                kspaces[i] += props[i] * (rot * dephasing).view(128, 128)
+                kspaces[i] += props[i][j] * (rot * dephasing).view(128, 128)
 
         # FFT the rendered k-spaces to get the maps
         norm = self.voxel_size[0] * self.voxel_size[1] # 2D plot, ignore thickness