X1R5G5B5 format

stepmania/src/RageDisplay.cpp

@@ -65,6 +65,7 @@ static const char *PixelFormatNames[] = {
 	"PAL",
 	"BGR8",
 	"A1BGR5",
+	"X1RGB5",
 };
 XToString( PixelFormat );
 

stepmania/src/RageDisplay.h

@@ -64,6 +64,7 @@ enum PixelFormat
 	* directly; they'll be matched automatically by FindPixelFormat. */
 	PixelFormat_BGR8,
 	PixelFormat_A1BGR5,
+	PixelFormat_X1RGB5,
 	NUM_PixelFormat,
 	PixelFormat_Invalid
 };

stepmania/src/RageDisplay_D3D.cpp

@@ -168,6 +168,9 @@ static const RageDisplay::PixelFormatDesc PIXEL_FORMAT_DESC[NUM_PixelFormat] = {
 	}, {
 		/* ABGR (N/A; OpenGL only) */
 		0, { 0,0,0,0 }
+	}, {
+		/* X1R5G5B5 */
+		0, { 0,0,0,0 }
 	}
 };
 
@@ -184,7 +187,8 @@ static D3DFORMAT D3DFORMATS[NUM_PixelFormat] =
 #endif
 	D3DFMT_P8,
 	D3DFMT_UNKNOWN, /* no BGR */
-	D3DFMT_UNKNOWN /* no ABGR */
+	D3DFMT_UNKNOWN, /* no ABGR */
+	D3DFMT_UNKNOWN, /* X1R5G5B5 */
 };
 
 const RageDisplay::PixelFormatDesc *RageDisplay_D3D::GetPixelFormatDesc(PixelFormat pf) const

stepmania/src/RageDisplay_OGL.cpp

@@ -119,6 +119,13 @@ static RageDisplay::PixelFormatDesc PIXEL_FORMAT_DESC[NUM_PixelFormat] = {
 		  0x03E0,
 		  0x001F,
 		  0x8000 },
+	}, {
+		/* X1R5G5B5 */
+		16,
+		{ 0x7C00,
+		  0x03E0,
+		  0x001F,
+		  0x0000 },
 	}
 };
 
@@ -177,6 +184,11 @@ struct GLPixFmtInfo_t {
 		GL_RGB5_A1,
 		GL_BGRA,
 		GL_UNSIGNED_SHORT_1_5_5_5_REV,
+	}, {
+		/* X1R5G5B5 */
+		GL_RGB5,
+		GL_BGRA,
+		GL_UNSIGNED_SHORT_1_5_5_5_REV,
 	}
 };