rasterizer: Fixed a depth testing bug.

1 files changed, 15 insertions, 3 deletions

diff --git a/src/video_core/pica.h b/src/video_core/pica.h
index 30c8b781..26a70003 100644
--- a/src/video_core/pica.h
+++ b/src/video_core/pica.h
@@ -452,9 +452,7 @@ struct Regs {
         D24S8  = 3
     };
 
-    /*
-     * Returns the number of bytes in the specified depth format
-     */
+    // Returns the number of bytes in the specified depth format
     static u32 BytesPerDepthPixel(DepthFormat format) {
         switch (format) {
         case DepthFormat::D16:
@@ -469,6 +467,20 @@ struct Regs {
         }
     }
 
+    // Returns the number of bits per depth component of the specified depth format
+    static u32 DepthBitsPerPixel(DepthFormat format) {
+        switch (format) {
+        case DepthFormat::D16:
+            return 16;
+        case DepthFormat::D24:
+        case DepthFormat::D24S8:
+            return 24;
+        default:
+            LOG_CRITICAL(HW_GPU, "Unknown depth format %u", format);
+            UNIMPLEMENTED();
+        }
+    }
+
     struct {
         // Components are laid out in reverse byte order, most significant bits first.
         enum ColorFormat : u32 {