mesa: fix packing/unpacking for MESA_FORMAT_A4R4G4B4_UNORM

Spotted by Chia-I Wu.
v2: also fix unpack_ubyte_ARGB4444_REV()

Reviewed-by: Roland Scheidegger <[email protected]>
Reviewed-by: Chia-I Wu <[email protected]>
Reviewed-by: Anuj Phogat <[email protected]>

1 files changed, 4 insertions, 4 deletions

diff --git a/src/mesa/swrast/s_texfetch_tmp.h b/src/mesa/swrast/s_texfetch_tmp.h
index 806f0fd1a22..1db3adc7114 100644
--- a/src/mesa/swrast/s_texfetch_tmp.h
+++ b/src/mesa/swrast/s_texfetch_tmp.h
@@ -611,10 +611,10 @@ static void FETCH(f_argb4444_rev)( const struct swrast_texture_image *texImage,
                                    GLint i, GLint j, GLint k, GLfloat *texel )
 {
    const GLushort s = *TEXEL_ADDR(GLushort, texImage, i, j, k, 1);
-   texel[RCOMP] = ((s      ) & 0xf) * (1.0F / 15.0F);
-   texel[GCOMP] = ((s >> 12) & 0xf) * (1.0F / 15.0F);
-   texel[BCOMP] = ((s >>  8) & 0xf) * (1.0F / 15.0F);
-   texel[ACOMP] = ((s >>  4) & 0xf) * (1.0F / 15.0F);
+   texel[RCOMP] = ((s >>  4) & 0xf) * (1.0F / 15.0F);
+   texel[GCOMP] = ((s >>  8) & 0xf) * (1.0F / 15.0F);
+   texel[BCOMP] = ((s >> 12) & 0xf) * (1.0F / 15.0F);
+   texel[ACOMP] = ((s      ) & 0xf) * (1.0F / 15.0F);
 }