Mesa (master): mesa/format_unpack: add LUMINANCE 8/16 UINT/INT

[Dave Airlie]

Module: Mesa
Branch: master
Commit: fef395c0c3a011cc23cc638358c116accf35b7a2
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=fef395c0c3a011cc23cc638358c116accf35b7a2

Author: Dave Airlie <airlied at redhat.com>
Date:   Sun Jan 29 16:25:16 2012 +0000

mesa/format_unpack: add LUMINANCE 8/16 UINT/INT

This just copies what the LUMINANCE_ALPHA bits do.

Fixes piglit tests on softpipe complaining about missing unpack.

Signed-off-by: Dave Airlie <airlied at redhat.com>

---

 src/mesa/main/format_unpack.c |   58 +++++++++++++++++++++++++++++++++++++++++
 1 files changed, 58 insertions(+), 0 deletions(-)

diff --git a/src/mesa/main/format_unpack.c b/src/mesa/main/format_unpack.c
index a2d8891..cd16a9e 100644
--- a/src/mesa/main/format_unpack.c
+++ b/src/mesa/main/format_unpack.c
@@ -2393,6 +2393,51 @@ unpack_int_rgba_LUMINANCE_UINT32(const GLuint *src, GLuint dst[][4], GLuint n)
 }
 
 static void
+unpack_int_rgba_LUMINANCE_UINT16(const GLushort *src, GLuint dst[][4], GLuint n)
+{
+   unsigned int i;
+
+   for (i = 0; i < n; i++) {
+      dst[i][0] = dst[i][1] = dst[i][2] = src[i];
+      dst[i][3] = 1;
+   }
+}
+
+static void
+unpack_int_rgba_LUMINANCE_INT16(const GLshort *src, GLuint dst[][4], GLuint n)
+{
+   unsigned int i;
+
+   for (i = 0; i < n; i++) {
+      dst[i][0] = dst[i][1] = dst[i][2] = src[i];
+      dst[i][3] = 1;
+   }
+}
+
+static void
+unpack_int_rgba_LUMINANCE_UINT8(const GLubyte *src, GLuint dst[][4], GLuint n)
+{
+   unsigned int i;
+
+   for (i = 0; i < n; i++) {
+      dst[i][0] = dst[i][1] = dst[i][2] = src[i];
+      dst[i][3] = 1;
+   }
+}
+
+static void
+unpack_int_rgba_LUMINANCE_INT8(const GLbyte *src, GLuint dst[][4], GLuint n)
+{
+   unsigned int i;
+
+   for (i = 0; i < n; i++) {
+      dst[i][0] = dst[i][1] = dst[i][2] = src[i];
+      dst[i][3] = 1;
+   }
+}
+
+
+static void
 unpack_int_rgba_LUMINANCE_ALPHA_UINT32(const GLuint *src, GLuint dst[][4], GLuint n)
 {
    unsigned int i;
@@ -2618,6 +2663,19 @@ _mesa_unpack_uint_rgba_row(gl_format format, GLuint n,
    case MESA_FORMAT_LUMINANCE_INT32:
       unpack_int_rgba_LUMINANCE_UINT32(src, dst, n);
       break;
+   case MESA_FORMAT_LUMINANCE_UINT16:
+      unpack_int_rgba_LUMINANCE_UINT16(src, dst, n);
+      break;
+   case MESA_FORMAT_LUMINANCE_INT16:
+      unpack_int_rgba_LUMINANCE_INT16(src, dst, n);
+      break;
+
+   case MESA_FORMAT_LUMINANCE_UINT8:
+      unpack_int_rgba_LUMINANCE_UINT8(src, dst, n);
+      break;
+   case MESA_FORMAT_LUMINANCE_INT8:
+      unpack_int_rgba_LUMINANCE_INT8(src, dst, n);
+      break;
 
    case MESA_FORMAT_LUMINANCE_ALPHA_UINT32:
    case MESA_FORMAT_LUMINANCE_ALPHA_INT32: