Update samples

microsoft · Nov 14, 2024 · 11c10b1 · 11c10b1
1 parent 6b36a18
commit 11c10b1
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Showing 3 changed files with 5 additions and 6 deletions.
diff --git a/crates/samples/windows-sys/counter/src/main.rs b/crates/samples/windows-sys/counter/src/main.rs
@@ -2,10 +2,10 @@ use windows_sys::{core::*, Win32::System::Performance::*};
 
 fn main() {
     unsafe {
-        let mut query = 0;
+        let mut query = std::ptr::null_mut();
         PdhOpenQueryW(std::ptr::null(), 0, &mut query);
 
-        let mut counter = 0;
+        let mut counter = std::ptr::null_mut();
         PdhAddCounterW(
             query,
             w!("\\Processor(0)\\% Processor Time"),

diff --git a/crates/samples/windows/counter/src/main.rs b/crates/samples/windows/counter/src/main.rs
@@ -2,10 +2,10 @@ use windows::{core::*, Win32::System::Performance::*};
 
 fn main() {
     unsafe {
-        let mut query = 0;
+        let mut query = PDH_HQUERY::default();
         PdhOpenQueryW(None, 0, &mut query);
 
-        let mut counter = 0;
+        let mut counter = PDH_HCOUNTER::default();
         PdhAddCounterW(
             query,
             w!("\\Processor(0)\\% Processor Time"),

diff --git a/crates/samples/windows/dcomp/src/main.rs b/crates/samples/windows/dcomp/src/main.rs
@@ -261,8 +261,7 @@ impl Window {
                 }
 
                 let desktop = self.desktop.as_ref().expect("IDCompositionDesktopDevice");
-                let mut stats = Default::default();
-                desktop.GetFrameStatistics(&mut stats)?;
+                let stats = desktop.GetFrameStatistics()?;
 
                 let next_frame: f64 =
                     stats.nextEstimatedFrameTime as f64 / stats.timeFrequency as f64;