Fix missing parameter for pixel formats infos on win32

3 files changed, 16 insertions, 6 deletions

diff --git a/build.rs b/build.rs
index 7aeeda9..4914e2d 100644
--- a/build.rs
+++ b/build.rs
@@ -29,6 +29,7 @@ fn main() {
                                             "WGL_ARB_create_context_profile".to_string(),
                                             "WGL_ARB_extensions_string".to_string(),
                                             "WGL_ARB_framebuffer_sRGB".to_string(),
+                                            "WGL_ARB_multisample".to_string(),
                                             "WGL_ARB_pixel_format".to_string(),
                                             "WGL_EXT_create_context_es2_profile".to_string(),
                                             "WGL_EXT_extensions_string".to_string(),
diff --git a/src/lib.rs b/src/lib.rs
index c97f769..813ec0c 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -332,10 +332,6 @@ impl<'a> BuilderAttribs<'a> {
                 continue;
             }
 
-            if self.multisampling.is_some() && format.multisampling.is_none() {
-                continue;
-            }
-
             current_software_result = Some((id.clone(), format.clone()));
             if format.hardware_accelerated {
                 current_result = Some((id, format));
diff --git a/src/win32/init.rs b/src/win32/init.rs
index d0012e2..c296a9d 100644
--- a/src/win32/init.rs
+++ b/src/win32/init.rs
@@ -491,8 +491,21 @@ unsafe fn enumerate_arb_pixel_formats(extra: &gl::wgl_extra::Wgl, hdc: &WindowWr
             stencil_bits: get_info(index, gl::wgl_extra::STENCIL_BITS_ARB) as u8,
             stereoscopy: get_info(index, gl::wgl_extra::STEREO_ARB) != 0,
             double_buffer: get_info(index, gl::wgl_extra::DOUBLE_BUFFER_ARB) != 0,
-            multisampling: None,        // FIXME: 
-            srgb: false,        // FIXME: 
+            multisampling: {
+                if is_extension_supported(extra, hdc, "WGL_ARB_multisample") {
+                    match get_info(index, gl::wgl_extra::SAMPLES_ARB) {
+                        0 => None,
+                        a => Some(a as u16),
+                    }
+                } else {
+                    None
+                }
+            },
+            srgb: if is_extension_supported(extra, hdc, "WGL_ARB_framebuffer_sRGB") {
+                get_info(index, gl::wgl_extra::FRAMEBUFFER_SRGB_CAPABLE_ARB) != 0
+            } else {
+                false
+            },
         }, index as libc::c_int));
     }