rtx-cfd legacy GPU modules: cudarc 0.18 API — unsafe launches, the stream accessor, memcpy_htod argument order; the renamed k-ε constants and ::standard(); get_module clones; CfdConfig test literals take ..Default

crates/specialized/rtx-cfd/src/solvers/incompressible/piso_gpu.rs

@@ -377,21 +377,23 @@ impl PisoGpuSolver {
         };
 
         unsafe {
-            self.kernel_manager
-                .stream()
-                .launch_builder(&func)
-                .arg(&mut buffers.mass_source)
-                .arg(u)
-                .arg(v)
-                .arg(&(density / dt))
-                .arg(&dx)
-                .arg(&dy)
-                .arg(&(buffers.nx as i32))
-                .arg(&(buffers.ny as i32))
-                .launch(config)
-                .map_err(|e| {
-                    CfdError::gpu_error(&format!("Divergence kernel launch failed: {}", e))
-                })?;
+            unsafe {
+                self.kernel_manager
+                    .stream()
+                    .launch_builder(&func)
+                    .arg(&mut buffers.mass_source)
+                    .arg(u)
+                    .arg(v)
+                    .arg(&(density / dt))
+                    .arg(&dx)
+                    .arg(&dy)
+                    .arg(&(buffers.nx as i32))
+                    .arg(&(buffers.ny as i32))
+                    .launch(config)
+                    .map_err(|e| {
+                        CfdError::gpu_error(&format!("Divergence kernel launch failed: {}", e))
+                    })?;
+            }
         }
 
         self.kernel_manager.synchronize()?;
@@ -460,21 +462,23 @@ impl PisoGpuSolver {
         let correction_factor = -dt / density;
 
         unsafe {
-            self.kernel_manager
-                .stream()
-                .launch_builder(&func)
-                .arg(&buffers.pressure_correction)
-                .arg(&mut buffers.u_correction.clone())
-                .arg(&mut buffers.v_correction.clone())
-                .arg(&correction_factor)
-                .arg(&dx)
-                .arg(&dy)
-                .arg(&(buffers.nx as i32))
-                .arg(&(buffers.ny as i32))
-                .launch(config)
-                .map_err(|e| {
-                    CfdError::gpu_error(&format!("Gradient kernel launch failed: {}", e))
-                })?;
+            unsafe {
+                self.kernel_manager
+                    .stream()
+                    .launch_builder(&func)
+                    .arg(&buffers.pressure_correction)
+                    .arg(&mut buffers.u_correction.clone())
+                    .arg(&mut buffers.v_correction.clone())
+                    .arg(&correction_factor)
+                    .arg(&dx)
+                    .arg(&dy)
+                    .arg(&(buffers.nx as i32))
+                    .arg(&(buffers.ny as i32))
+                    .launch(config)
+                    .map_err(|e| {
+                        CfdError::gpu_error(&format!("Gradient kernel launch failed: {}", e))
+                    })?;
+            }
         }
 
         self.kernel_manager.synchronize()?;
@@ -644,6 +648,7 @@ mod tests {
             viscosity: 0.01,
             density: 1.0,
             device_id: 0,
+            ..CfdConfig::default()
         };
 
         let params = PisoParameters::default();
@@ -702,6 +707,7 @@ mod tests {
             viscosity: 0.01,
             density: 1.0,
             device_id: 0,
+            ..CfdConfig::default()
         };
 
         let params = PisoParameters::default();