Add glTexImage2DMultisample wrapper (native only)

src/lib.rs

@@ -480,6 +480,16 @@ pub trait HasContext {
         pixels: Option<&[u8]>,
     );
 
+    unsafe fn tex_image_2d_multisample(
+        &self,
+        target: u32,
+        samples: i32,
+        internal_format: u32,
+        width: i32,
+        height: i32,
+        fixedsamplelocations: bool,
+    );
+
     unsafe fn tex_image_3d(
         &self,
         target: u32,

src/native.rs

@@ -1093,6 +1093,26 @@ impl HasContext for Context {
         );
     }
 
+    unsafe fn tex_image_2d_multisample(
+        &self,
+        target: u32,
+        samples: i32,
+        internal_format: u32,
+        width: i32,
+        height: i32,
+        fixedsamplelocations: bool,
+    ) {
+        let gl = &self.raw;
+        gl.TexImage2DMultisample(
+            target,
+            samples,
+            internal_format,
+            width,
+            height,
+            fixedsamplelocations as u8,
+        );
+    }
+
     unsafe fn tex_image_3d(
         &self,
         target: u32,

src/web_sys.rs

@@ -1850,6 +1850,18 @@ impl HasContext for Context {
         }
     }
 
+    unsafe fn tex_image_2d_multisample(
+        &self,
+        _target: u32,
+        _samples: i32,
+        _internal_format: u32,
+        _width: i32,
+        _height: i32,
+        _fixedsamplelocations: bool,
+    ) {
+        panic!("WebGL2 does not support glTexImage2DMultisample - switch to glRenderbufferStorageMultisample");
+    }
+
     unsafe fn tex_image_3d(
         &self,
         target: u32,