util: move shared rgtc code to util (v2)

This was being shared using a ../../ get out of gallium into
mesa, and I swore when I did it I'd fix things when we got a util
dir, we did, so I have.

v2: move RGTC_DEBUG define

Reviewed-by: Jason Ekstrand <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>

2 files changed, 46 insertions, 118 deletions

diff --git a/src/gallium/auxiliary/util/u_format_latc.c b/src/gallium/auxiliary/util/u_format_latc.c
index caab7e87a3f..31d72b5a0ab 100644
--- a/src/gallium/auxiliary/util/u_format_latc.c
+++ b/src/gallium/auxiliary/util/u_format_latc.c
@@ -27,27 +27,16 @@
 #include "u_format.h"
 #include "u_format_rgtc.h"
 #include "u_format_latc.h"
-
-static void u_format_unsigned_encode_rgtc_ubyte(uint8_t *blkaddr, uint8_t srccolors[4][4],
-					       int numxpixels, int numypixels);
-
-static void u_format_unsigned_fetch_texel_rgtc(unsigned srcRowStride, const uint8_t *pixdata,
-					       unsigned i, unsigned j, uint8_t *value, unsigned comps);
-
-static void u_format_signed_encode_rgtc_ubyte(int8_t *blkaddr, int8_t srccolors[4][4],
-					     int numxpixels, int numypixels);
-
-static void u_format_signed_fetch_texel_rgtc(unsigned srcRowStride, const int8_t *pixdata,
-					       unsigned i, unsigned j, int8_t *value, unsigned comps);
+#include "util/rgtc.h"
 
 void
 util_format_latc1_unorm_fetch_rgba_8unorm(uint8_t *dst, const uint8_t *src, unsigned i, unsigned j)
 {
    /* Fix warnings here: */
-   (void) u_format_unsigned_encode_rgtc_ubyte;
-   (void) u_format_signed_encode_rgtc_ubyte;
+   (void) util_format_unsigned_encode_rgtc_ubyte;
+   (void) util_format_signed_encode_rgtc_ubyte;
 
-   u_format_unsigned_fetch_texel_rgtc(0, src, i, j, dst, 1);
+   util_format_unsigned_fetch_texel_rgtc(0, src, i, j, dst, 1);
    dst[1] = dst[0];
    dst[2] = dst[0];
    dst[3] = 255;
@@ -79,7 +68,7 @@ util_format_latc1_unorm_unpack_rgba_float(float *dst_row, unsigned dst_stride, c
             for(i = 0; i < 4; ++i) {
                float *dst = dst_row + (y + j)*dst_stride/sizeof(*dst_row) + (x + i)*4;
                uint8_t tmp_r;
-               u_format_unsigned_fetch_texel_rgtc(0, src, i, j, &tmp_r, 1);
+               util_format_unsigned_fetch_texel_rgtc(0, src, i, j, &tmp_r, 1);
                dst[0] =
                dst[1] =
                dst[2] = ubyte_to_float(tmp_r);
@@ -103,7 +92,7 @@ util_format_latc1_unorm_fetch_rgba_float(float *dst, const uint8_t *src, unsigne
 {
    uint8_t tmp_r;
 
-   u_format_unsigned_fetch_texel_rgtc(0, src, i, j, &tmp_r, 1);
+   util_format_unsigned_fetch_texel_rgtc(0, src, i, j, &tmp_r, 1);
    dst[0] =
    dst[1] =
    dst[2] = ubyte_to_float(tmp_r);
@@ -147,7 +136,7 @@ util_format_latc1_snorm_unpack_rgba_float(float *dst_row, unsigned dst_stride, c
             for(i = 0; i < 4; ++i) {
                float *dst = dst_row + (y + j)*dst_stride/sizeof(*dst_row) + (x + i)*4;
                int8_t tmp_r;
-               u_format_signed_fetch_texel_rgtc(0, src, i, j, &tmp_r, 1);
+               util_format_signed_fetch_texel_rgtc(0, src, i, j, &tmp_r, 1);
                dst[0] =
                dst[1] =
                dst[2] = byte_to_float_tex(tmp_r);
@@ -165,7 +154,7 @@ util_format_latc1_snorm_fetch_rgba_float(float *dst, const uint8_t *src, unsigne
 {
    int8_t tmp_r;
 
-   u_format_signed_fetch_texel_rgtc(0, (int8_t *)src, i, j, &tmp_r, 1);
+   util_format_signed_fetch_texel_rgtc(0, (int8_t *)src, i, j, &tmp_r, 1);
    dst[0] =
    dst[1] =
    dst[2] = byte_to_float_tex(tmp_r);
@@ -176,10 +165,10 @@ util_format_latc1_snorm_fetch_rgba_float(float *dst, const uint8_t *src, unsigne
 void
 util_format_latc2_unorm_fetch_rgba_8unorm(uint8_t *dst, const uint8_t *src, unsigned i, unsigned j)
 {
-   u_format_unsigned_fetch_texel_rgtc(0, src, i, j, dst, 2);
+   util_format_unsigned_fetch_texel_rgtc(0, src, i, j, dst, 2);
    dst[1] = dst[0];
    dst[2] = dst[0];
-   u_format_unsigned_fetch_texel_rgtc(0, src + 8, i, j, dst + 3, 2);
+   util_format_unsigned_fetch_texel_rgtc(0, src + 8, i, j, dst + 3, 2);
 }
 
 void
@@ -213,8 +202,8 @@ util_format_latc2_unorm_unpack_rgba_float(float *dst_row, unsigned dst_stride, c
             for(i = 0; i < 4; ++i) {
                float *dst = dst_row + (y + j)*dst_stride/sizeof(*dst_row) + (x + i)*4;
                uint8_t tmp_r, tmp_g;
-               u_format_unsigned_fetch_texel_rgtc(0, src, i, j, &tmp_r, 2);
-               u_format_unsigned_fetch_texel_rgtc(0, src + 8, i, j, &tmp_g, 2);
+               util_format_unsigned_fetch_texel_rgtc(0, src, i, j, &tmp_r, 2);
+               util_format_unsigned_fetch_texel_rgtc(0, src + 8, i, j, &tmp_g, 2);
                dst[0] =
                dst[1] =
                dst[2] = ubyte_to_float(tmp_r);
@@ -232,8 +221,8 @@ util_format_latc2_unorm_fetch_rgba_float(float *dst, const uint8_t *src, unsigne
 {
    uint8_t tmp_r, tmp_g;
 
-   u_format_unsigned_fetch_texel_rgtc(0, src, i, j, &tmp_r, 2);
-   u_format_unsigned_fetch_texel_rgtc(0, src + 8, i, j, &tmp_g, 2);
+   util_format_unsigned_fetch_texel_rgtc(0, src, i, j, &tmp_r, 2);
+   util_format_unsigned_fetch_texel_rgtc(0, src + 8, i, j, &tmp_g, 2);
    dst[0] =
    dst[1] =
    dst[2] = ubyte_to_float(tmp_r);
@@ -272,8 +261,8 @@ util_format_latc2_snorm_unpack_rgba_float(float *dst_row, unsigned dst_stride, c
             for(i = 0; i < 4; ++i) {
                float *dst = dst_row + (y + j)*dst_stride/sizeof(*dst_row) + (x + i)*4;
                int8_t tmp_r, tmp_g;
-               u_format_signed_fetch_texel_rgtc(0, src, i, j, &tmp_r, 2);
-               u_format_signed_fetch_texel_rgtc(0, src + 8, i, j, &tmp_g, 2);
+               util_format_signed_fetch_texel_rgtc(0, src, i, j, &tmp_r, 2);
+               util_format_signed_fetch_texel_rgtc(0, src + 8, i, j, &tmp_g, 2);
                dst[0] =
                dst[1] =
                dst[2] = byte_to_float_tex(tmp_r);
@@ -297,36 +286,11 @@ util_format_latc2_snorm_fetch_rgba_float(float *dst, const uint8_t *src, unsigne
 {
    int8_t tmp_r, tmp_g;
 
-   u_format_signed_fetch_texel_rgtc(0, (int8_t *)src, i, j, &tmp_r, 2);
-   u_format_signed_fetch_texel_rgtc(0, (int8_t *)src + 8, i, j, &tmp_g, 2);
+   util_format_signed_fetch_texel_rgtc(0, (int8_t *)src, i, j, &tmp_r, 2);
+   util_format_signed_fetch_texel_rgtc(0, (int8_t *)src + 8, i, j, &tmp_g, 2);
    dst[0] =
    dst[1] =
    dst[2] = byte_to_float_tex(tmp_r);
    dst[3] = byte_to_float_tex(tmp_g);
 }
 
-
-#define TAG(x) u_format_unsigned_##x
-#define TYPE uint8_t
-#define T_MIN 0
-#define T_MAX 255
-
-#include "../../../mesa/main/texcompress_rgtc_tmp.h"
-
-#undef TYPE
-#undef TAG
-#undef T_MIN
-#undef T_MAX
-
-
-#define TAG(x) u_format_signed_##x
-#define TYPE int8_t
-#define T_MIN (int8_t)-128
-#define T_MAX (int8_t)127
-
-#include "../../../mesa/main/texcompress_rgtc_tmp.h"
-
-#undef TYPE
-#undef TAG
-#undef T_MIN
-#undef T_MAX
diff --git a/src/gallium/auxiliary/util/u_format_rgtc.c b/src/gallium/auxiliary/util/u_format_rgtc.c
index 758e337749e..15969174358 100644
--- a/src/gallium/auxiliary/util/u_format_rgtc.c
+++ b/src/gallium/auxiliary/util/u_format_rgtc.c
@@ -26,23 +26,12 @@
 #include "u_math.h"
 #include "u_format.h"
 #include "u_format_rgtc.h"
-
-static void u_format_unsigned_encode_rgtc_ubyte(uint8_t *blkaddr, uint8_t srccolors[4][4],
-					       int numxpixels, int numypixels);
-
-static void u_format_unsigned_fetch_texel_rgtc(unsigned srcRowStride, const uint8_t *pixdata,
-					       unsigned i, unsigned j, uint8_t *value, unsigned comps);
-
-static void u_format_signed_encode_rgtc_ubyte(int8_t *blkaddr, int8_t srccolors[4][4],
-					     int numxpixels, int numypixels);
-
-static void u_format_signed_fetch_texel_rgtc(unsigned srcRowStride, const int8_t *pixdata,
-					       unsigned i, unsigned j, int8_t *value, unsigned comps);
+#include "util/rgtc.h"
 
 void
 util_format_rgtc1_unorm_fetch_rgba_8unorm(uint8_t *dst, const uint8_t *src, unsigned i, unsigned j)
 {
-   u_format_unsigned_fetch_texel_rgtc(0, src, i, j, dst, 1);
+   util_format_unsigned_fetch_texel_rgtc(0, src, i, j, dst, 1);
    dst[1] = 0;
    dst[2] = 0;
    dst[3] = 255;
@@ -61,7 +50,7 @@ util_format_rgtc1_unorm_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride
          for(j = 0; j < bh; ++j) {
             for(i = 0; i < bw; ++i) {
                uint8_t *dst = dst_row + (y + j)*dst_stride/sizeof(*dst_row) + (x + i)*comps;
-	       u_format_unsigned_fetch_texel_rgtc(0, src, i, j, dst, 1);
+	       util_format_unsigned_fetch_texel_rgtc(0, src, i, j, dst, 1);
 	       dst[1] = 0;
 	       dst[2] = 0;
 	       dst[3] = 255;
@@ -89,7 +78,7 @@ util_format_rgtc1_unorm_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
 	       tmp[j][i] = src_row[(y + j)*src_stride/sizeof(*src_row) + (x + i)*4];
             }
          }
-         u_format_unsigned_encode_rgtc_ubyte(dst, tmp, 4, 4);
+         util_format_unsigned_encode_rgtc_ubyte(dst, tmp, 4, 4);
          dst += bytes_per_block;
       }
       dst_row += dst_stride / sizeof(*dst_row);
@@ -108,7 +97,7 @@ util_format_rgtc1_unorm_unpack_rgba_float(float *dst_row, unsigned dst_stride, c
             for(i = 0; i < 4; ++i) {
                float *dst = dst_row + (y + j)*dst_stride/sizeof(*dst_row) + (x + i)*4;
                uint8_t tmp_r;
-               u_format_unsigned_fetch_texel_rgtc(0, src, i, j, &tmp_r, 1);
+               util_format_unsigned_fetch_texel_rgtc(0, src, i, j, &tmp_r, 1);
                dst[0] = ubyte_to_float(tmp_r);
                dst[1] = 0.0;
                dst[2] = 0.0;
@@ -136,7 +125,7 @@ util_format_rgtc1_unorm_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, c
 	       tmp[j][i] = float_to_ubyte(src_row[(y + j)*src_stride/sizeof(*src_row) + (x + i)*4]);
             }
          }
-         u_format_unsigned_encode_rgtc_ubyte(dst, tmp, 4, 4);
+         util_format_unsigned_encode_rgtc_ubyte(dst, tmp, 4, 4);
          dst += bytes_per_block;
       }
       dst_row += dst_stride / sizeof(*dst_row);
@@ -147,7 +136,7 @@ void
 util_format_rgtc1_unorm_fetch_rgba_float(float *dst, const uint8_t *src, unsigned i, unsigned j)
 {
    uint8_t tmp_r;
-   u_format_unsigned_fetch_texel_rgtc(0, src, i, j, &tmp_r, 1);
+   util_format_unsigned_fetch_texel_rgtc(0, src, i, j, &tmp_r, 1);
    dst[0] = ubyte_to_float(tmp_r);
    dst[1] = 0.0;
    dst[2] = 0.0;
@@ -187,7 +176,7 @@ util_format_rgtc1_snorm_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, c
 	       tmp[j][i] = float_to_byte_tex(src_row[(y + j)*src_stride/sizeof(*src_row) + (x + i)*4]);
             }
          }
-         u_format_signed_encode_rgtc_ubyte(dst, tmp, 4, 4);
+         util_format_signed_encode_rgtc_ubyte(dst, tmp, 4, 4);
          dst += bytes_per_block;
       }
       dst_row += dst_stride / sizeof(*dst_row);
@@ -206,7 +195,7 @@ util_format_rgtc1_snorm_unpack_rgba_float(float *dst_row, unsigned dst_stride, c
             for(i = 0; i < 4; ++i) {
                float *dst = dst_row + (y + j)*dst_stride/sizeof(*dst_row) + (x + i)*4;
                int8_t tmp_r;
-               u_format_signed_fetch_texel_rgtc(0, src, i, j, &tmp_r, 1);
+               util_format_signed_fetch_texel_rgtc(0, src, i, j, &tmp_r, 1);
                dst[0] = byte_to_float_tex(tmp_r);
                dst[1] = 0.0;
                dst[2] = 0.0;
@@ -223,7 +212,7 @@ void
 util_format_rgtc1_snorm_fetch_rgba_float(float *dst, const uint8_t *src, unsigned i, unsigned j)
 {
    int8_t tmp_r;
-   u_format_signed_fetch_texel_rgtc(0, (int8_t *)src, i, j, &tmp_r, 1);
+   util_format_signed_fetch_texel_rgtc(0, (int8_t *)src, i, j, &tmp_r, 1);
    dst[0] = byte_to_float_tex(tmp_r);
    dst[1] = 0.0;
    dst[2] = 0.0;
@@ -234,8 +223,8 @@ util_format_rgtc1_snorm_fetch_rgba_float(float *dst, const uint8_t *src, unsigne
 void
 util_format_rgtc2_unorm_fetch_rgba_8unorm(uint8_t *dst, const uint8_t *src, unsigned i, unsigned j)
 {
-   u_format_unsigned_fetch_texel_rgtc(0, src, i, j, dst, 2);
-   u_format_unsigned_fetch_texel_rgtc(0, src + 8, i, j, dst + 1, 2);
+   util_format_unsigned_fetch_texel_rgtc(0, src, i, j, dst, 2);
+   util_format_unsigned_fetch_texel_rgtc(0, src + 8, i, j, dst + 1, 2);
    dst[2] = 0;
    dst[3] = 255;
 }
@@ -253,8 +242,8 @@ util_format_rgtc2_unorm_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride
          for(j = 0; j < bh; ++j) {
             for(i = 0; i < bw; ++i) {
                uint8_t *dst = dst_row + (y + j)*dst_stride/sizeof(*dst_row) + (x + i)*comps;
-	       u_format_unsigned_fetch_texel_rgtc(0, src, i, j, dst, 2);
-	       u_format_unsigned_fetch_texel_rgtc(0, src + 8, i, j, dst + 1, 2);
+	       util_format_unsigned_fetch_texel_rgtc(0, src, i, j, dst, 2);
+	       util_format_unsigned_fetch_texel_rgtc(0, src + 8, i, j, dst + 1, 2);
 	       dst[2] = 0;
 	       dst[3] = 255;
 	    }
@@ -282,8 +271,8 @@ util_format_rgtc2_unorm_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
 	       tmp_g[j][i] = src_row[((y + j)*src_stride/sizeof(*src_row) + (x + i)*4) + 1];
             }
          }
-         u_format_unsigned_encode_rgtc_ubyte(dst, tmp_r, 4, 4);
-         u_format_unsigned_encode_rgtc_ubyte(dst + 8, tmp_g, 4, 4);
+         util_format_unsigned_encode_rgtc_ubyte(dst, tmp_r, 4, 4);
+         util_format_unsigned_encode_rgtc_ubyte(dst + 8, tmp_g, 4, 4);
          dst += bytes_per_block;
       }
       dst_row += dst_stride / sizeof(*dst_row);
@@ -307,8 +296,8 @@ util_format_rxtc2_unorm_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, c
                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_ubyte(dst, tmp_r, 4, 4);
-         u_format_unsigned_encode_rgtc_ubyte(dst + 8, tmp_g, 4, 4);
+         util_format_unsigned_encode_rgtc_ubyte(dst, tmp_r, 4, 4);
+         util_format_unsigned_encode_rgtc_ubyte(dst + 8, tmp_g, 4, 4);
          dst += bytes_per_block;
       }
       dst_row += dst_stride / sizeof(*dst_row);
@@ -333,8 +322,8 @@ util_format_rgtc2_unorm_unpack_rgba_float(float *dst_row, unsigned dst_stride, c
             for(i = 0; i < 4; ++i) {
                float *dst = dst_row + (y + j)*dst_stride/sizeof(*dst_row) + (x + i)*4;
                uint8_t tmp_r, tmp_g;
-               u_format_unsigned_fetch_texel_rgtc(0, src, i, j, &tmp_r, 2);
-               u_format_unsigned_fetch_texel_rgtc(0, src + 8, i, j, &tmp_g, 2);
+               util_format_unsigned_fetch_texel_rgtc(0, src, i, j, &tmp_r, 2);
+               util_format_unsigned_fetch_texel_rgtc(0, src + 8, i, j, &tmp_g, 2);
                dst[0] = ubyte_to_float(tmp_r);
                dst[1] = ubyte_to_float(tmp_g);
                dst[2] = 0.0;
@@ -351,8 +340,8 @@ void
 util_format_rgtc2_unorm_fetch_rgba_float(float *dst, const uint8_t *src, unsigned i, unsigned j)
 {
    uint8_t tmp_r, tmp_g;
-   u_format_unsigned_fetch_texel_rgtc(0, src, i, j, &tmp_r, 2);
-   u_format_unsigned_fetch_texel_rgtc(0, src + 8, i, j, &tmp_g, 2);
+   util_format_unsigned_fetch_texel_rgtc(0, src, i, j, &tmp_r, 2);
+   util_format_unsigned_fetch_texel_rgtc(0, src + 8, i, j, &tmp_g, 2);
    dst[0] = ubyte_to_float(tmp_r);
    dst[1] = ubyte_to_float(tmp_g);
    dst[2] = 0.0;
@@ -390,8 +379,8 @@ util_format_rgtc2_snorm_unpack_rgba_float(float *dst_row, unsigned dst_stride, c
             for(i = 0; i < 4; ++i) {
                float *dst = dst_row + (y + j)*dst_stride/sizeof(*dst_row) + (x + i)*4;
                int8_t tmp_r, tmp_g;
-               u_format_signed_fetch_texel_rgtc(0, src, i, j, &tmp_r, 2);
-               u_format_signed_fetch_texel_rgtc(0, src + 8, i, j, &tmp_g, 2);
+               util_format_signed_fetch_texel_rgtc(0, src, i, j, &tmp_r, 2);
+               util_format_signed_fetch_texel_rgtc(0, src + 8, i, j, &tmp_g, 2);
                dst[0] = byte_to_float_tex(tmp_r);
                dst[1] = byte_to_float_tex(tmp_g);
                dst[2] = 0.0;
@@ -421,8 +410,8 @@ util_format_rxtc2_snorm_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride, c
                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_ubyte(dst, tmp_r, 4, 4);
-         u_format_signed_encode_rgtc_ubyte(dst + 8, tmp_g, 4, 4);
+         util_format_signed_encode_rgtc_ubyte(dst, tmp_r, 4, 4);
+         util_format_signed_encode_rgtc_ubyte(dst + 8, tmp_g, 4, 4);
          dst += bytes_per_block;
       }
       dst_row += dst_stride / sizeof(*dst_row);
@@ -439,36 +428,11 @@ void
 util_format_rgtc2_snorm_fetch_rgba_float(float *dst, const uint8_t *src, unsigned i, unsigned j)
 {
    int8_t tmp_r, tmp_g;
-   u_format_signed_fetch_texel_rgtc(0, (int8_t *)src, i, j, &tmp_r, 2);
-   u_format_signed_fetch_texel_rgtc(0, (int8_t *)src + 8, i, j, &tmp_g, 2);
+   util_format_signed_fetch_texel_rgtc(0, (int8_t *)src, i, j, &tmp_r, 2);
+   util_format_signed_fetch_texel_rgtc(0, (int8_t *)src + 8, i, j, &tmp_g, 2);
    dst[0] = byte_to_float_tex(tmp_r);
    dst[1] = byte_to_float_tex(tmp_g);
    dst[2] = 0.0;
    dst[3] = 1.0;
 }
 
-
-#define TAG(x) u_format_unsigned_##x
-#define TYPE uint8_t
-#define T_MIN 0
-#define T_MAX 255
-
-#include "../../../mesa/main/texcompress_rgtc_tmp.h"
-
-#undef TYPE
-#undef TAG
-#undef T_MIN
-#undef T_MAX
-
-
-#define TAG(x) u_format_signed_##x
-#define TYPE int8_t
-#define T_MIN (int8_t)-128
-#define T_MAX (int8_t)127
-
-#include "../../../mesa/main/texcompress_rgtc_tmp.h"
-
-#undef TYPE
-#undef TAG
-#undef T_MIN
-#undef T_MAX