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-rw-r--r--src/mesa/main/format_unpack.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/src/mesa/main/format_unpack.c b/src/mesa/main/format_unpack.c
index 0a8b8b18383..fa559300d03 100644
--- a/src/mesa/main/format_unpack.c
+++ b/src/mesa/main/format_unpack.c
@@ -2268,6 +2268,18 @@ unpack_XBGR32323232_SINT(const void *src, GLfloat dst[][4], GLuint n)
}
}
+static void
+unpack_ABGR2101010(const void *src, GLfloat dst[][4], GLuint n)
+{
+ const GLuint *s = ((const GLuint *) src);
+ GLuint i;
+ for (i = 0; i < n; i++) {
+ dst[i][RCOMP] = ((s[i] >> 0) & 0x3ff) * (1.0F / 1023.0F);
+ dst[i][GCOMP] = ((s[i] >> 10) & 0x3ff) * (1.0F / 1023.0F);
+ dst[i][BCOMP] = ((s[i] >> 20) & 0x3ff) * (1.0F / 1023.0F);
+ dst[i][ACOMP] = ((s[i] >> 30) & 0x03) * (1.0F / 3.0F);
+ }
+}
/**
* Return the unpacker function for the given format.
@@ -2481,6 +2493,8 @@ get_unpack_rgba_function(gl_format format)
table[MESA_FORMAT_XBGR32323232_UINT] = unpack_XBGR32323232_UINT;
table[MESA_FORMAT_XBGR32323232_SINT] = unpack_XBGR32323232_SINT;
+ table[MESA_FORMAT_ABGR2101010] = unpack_ABGR2101010;
+
initialized = GL_TRUE;
}
@@ -3582,6 +3596,20 @@ unpack_int_rgba_XBGR32323232_UINT(const GLuint *src, GLuint dst[][4], GLuint n)
}
}
+static void
+unpack_int_rgba_ABGR2101010(const GLuint *src, GLuint dst[][4], GLuint n)
+{
+ unsigned int i;
+
+ for (i = 0; i < n; i++) {
+ GLuint tmp = src[i];
+ dst[i][0] = (tmp >> 0) & 0x3ff;
+ dst[i][1] = (tmp >> 10) & 0x3ff;
+ dst[i][2] = (tmp >> 20) & 0x3ff;
+ dst[i][3] = (tmp >> 30) & 0x3;
+ }
+}
+
void
_mesa_unpack_uint_rgba_row(gl_format format, GLuint n,
const void *src, GLuint dst[][4])
@@ -3782,6 +3810,10 @@ _mesa_unpack_uint_rgba_row(gl_format format, GLuint n,
unpack_int_rgba_XBGR32323232_UINT(src, dst, n);
break;
+ case MESA_FORMAT_ABGR2101010:
+ unpack_int_rgba_ABGR2101010(src, dst, n);
+ break;
+
default:
_mesa_problem(NULL, "%s: bad format %s", __FUNCTION__,
_mesa_get_format_name(format));