1 files changed, 16 insertions, 4 deletions
diff --git a/src/gallium/auxiliary/util/u_format_rgtc.c b/src/gallium/auxiliary/util/u_format_rgtc.c
index 6ffcd7e99e..c929fd47e9 100644
--- a/src/gallium/auxiliary/util/u_format_rgtc.c
+++ b/src/gallium/auxiliary/util/u_format_rgtc.c
@@ -281,7 +281,7 @@ util_format_rgtc2_unorm_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
 }
 
 void
-util_format_rgtc2_unorm_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, const float *src_row, unsigned src_stride, unsigned width, unsigned height)
+util_format_rxtc2_unorm_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, const float *src_row, unsigned src_stride, unsigned width, unsigned height, unsigned chan2off)
 {
    const unsigned bw = 4, bh = 4, bytes_per_block = 16;
    unsigned x, y, i, j;
@@ -294,7 +294,7 @@ util_format_rgtc2_unorm_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, c
          for(j = 0; j < bh; ++j) {
             for(i = 0; i < bw; ++i) {
 	       tmp_r[j][i] = float_to_ubyte(src_row[(y + j)*src_stride/sizeof(*src_row) + (x + i)*4]);
-	       tmp_g[j][i] = float_to_ubyte(src_row[(y + j)*src_stride/sizeof(*src_row) + (x + i)*4 + 1]);
+               tmp_g[j][i] = float_to_ubyte(src_row[(y + j)*src_stride/sizeof(*src_row) + (x + i)*4 + chan2off]);
             }
          }
          u_format_unsigned_encode_rgtc_chan(dst, tmp_r, 4, 4);
@@ -306,6 +306,12 @@ util_format_rgtc2_unorm_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, c
 }
 
 void
+util_format_rgtc2_unorm_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, const float *src_row, unsigned src_stride, unsigned width, unsigned height)
+{
+   util_format_rxtc2_unorm_pack_rgba_float(dst_row, dst_stride, src_row, src_stride, width, height, 1);
+}
+
+void
 util_format_rgtc2_unorm_unpack_rgba_float(float *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height)
 {
    unsigned x, y, i, j;
@@ -389,7 +395,7 @@ util_format_rgtc2_snorm_unpack_rgba_float(float *dst_row, unsigned dst_stride, c
 }
 
 void
-util_format_rgtc2_snorm_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, const float *src_row, unsigned src_stride, unsigned width, unsigned height)
+util_format_rxtc2_snorm_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, const float *src_row, unsigned src_stride, unsigned width, unsigned height, unsigned chan2off)
 {
    const unsigned bw = 4, bh = 4, bytes_per_block = 16;
    unsigned x, y, i, j;
@@ -402,7 +408,7 @@ util_format_rgtc2_snorm_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, c
          for(j = 0; j < bh; ++j) {
             for(i = 0; i < bw; ++i) {
 	       tmp_r[j][i] = float_to_byte_tex(src_row[(y + j)*src_stride/sizeof(*src_row) + (x + i)*4]);
-	       tmp_g[j][i] = float_to_byte_tex(src_row[(y + j)*src_stride/sizeof(*src_row) + (x + i)*4 + 1]);
+               tmp_g[j][i] = float_to_byte_tex(src_row[(y + j)*src_stride/sizeof(*src_row) + (x + i)*4 + chan2off]);
             }
          }
          u_format_signed_encode_rgtc_chan(dst, tmp_r, 4, 4);
@@ -414,6 +420,12 @@ util_format_rgtc2_snorm_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, c
 }
 
 void
+util_format_rgtc2_snorm_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, const float *src_row, unsigned src_stride, unsigned width, unsigned height)
+{
+   util_format_rxtc2_snorm_pack_rgba_float(dst_row, dst_stride, src_row, src_stride, width, height, 1);
+}
+
+void
 util_format_rgtc2_snorm_fetch_rgba_float(float *dst, const uint8_t *src, unsigned i, unsigned j)
 {
    int8_t tmp_r, tmp_g;