diff options
Diffstat (limited to 'src/mesa/main')
| -rw-r--r-- | src/mesa/main/format_utils.c | 74 |
1 files changed, 38 insertions, 36 deletions
diff --git a/src/mesa/main/format_utils.c b/src/mesa/main/format_utils.c index 29d779a3536..93a0ceac0a0 100644 --- a/src/mesa/main/format_utils.c +++ b/src/mesa/main/format_utils.c @@ -312,25 +312,28 @@ swizzle_convert_try_memcpy(void *dst, GLenum dst_type, int num_dst_channels, * format */ #define SWIZZLE_CONVERT_LOOP(DST_TYPE, DST_CHANS, SRC_TYPE, SRC_CHANS, CONV) \ - for (s = 0; s < count; ++s) { \ - for (j = 0; j < SRC_CHANS; ++j) { \ - SRC_TYPE src = typed_src[j]; \ - tmp[j] = CONV; \ - } \ - \ - typed_dst[0] = tmp[swizzle_x]; \ - if (DST_CHANS > 1) { \ - typed_dst[1] = tmp[swizzle_y]; \ - if (DST_CHANS > 2) { \ - typed_dst[2] = tmp[swizzle_z]; \ - if (DST_CHANS > 3) { \ - typed_dst[3] = tmp[swizzle_w]; \ - } \ - } \ - } \ - typed_src += SRC_CHANS; \ - typed_dst += DST_CHANS; \ - } \ + do { \ + int s, j; \ + for (s = 0; s < count; ++s) { \ + for (j = 0; j < SRC_CHANS; ++j) { \ + SRC_TYPE src = typed_src[j]; \ + tmp[j] = CONV; \ + } \ + \ + typed_dst[0] = tmp[swizzle_x]; \ + if (DST_CHANS > 1) { \ + typed_dst[1] = tmp[swizzle_y]; \ + if (DST_CHANS > 2) { \ + typed_dst[2] = tmp[swizzle_z]; \ + if (DST_CHANS > 3) { \ + typed_dst[3] = tmp[swizzle_w]; \ + } \ + } \ + } \ + typed_src += SRC_CHANS; \ + typed_dst += DST_CHANS; \ + } \ + } while (0) /** * Represents a single swizzle-and-convert operation @@ -359,71 +362,70 @@ swizzle_convert_try_memcpy(void *dst, GLenum dst_type, int num_dst_channels, const SRC_TYPE *typed_src = void_src; \ DST_TYPE *typed_dst = void_dst; \ DST_TYPE tmp[7]; \ - int s, j; \ tmp[4] = 0; \ tmp[5] = one; \ switch (num_dst_channels) { \ case 1: \ switch (num_src_channels) { \ case 1: \ - SWIZZLE_CONVERT_LOOP(DST_TYPE, 1, SRC_TYPE, 1, CONV) \ + SWIZZLE_CONVERT_LOOP(DST_TYPE, 1, SRC_TYPE, 1, CONV); \ break; \ case 2: \ - SWIZZLE_CONVERT_LOOP(DST_TYPE, 1, SRC_TYPE, 2, CONV) \ + SWIZZLE_CONVERT_LOOP(DST_TYPE, 1, SRC_TYPE, 2, CONV); \ break; \ case 3: \ - SWIZZLE_CONVERT_LOOP(DST_TYPE, 1, SRC_TYPE, 3, CONV) \ + SWIZZLE_CONVERT_LOOP(DST_TYPE, 1, SRC_TYPE, 3, CONV); \ break; \ case 4: \ - SWIZZLE_CONVERT_LOOP(DST_TYPE, 1, SRC_TYPE, 4, CONV) \ + SWIZZLE_CONVERT_LOOP(DST_TYPE, 1, SRC_TYPE, 4, CONV); \ break; \ } \ break; \ case 2: \ switch (num_src_channels) { \ case 1: \ - SWIZZLE_CONVERT_LOOP(DST_TYPE, 2, SRC_TYPE, 1, CONV) \ + SWIZZLE_CONVERT_LOOP(DST_TYPE, 2, SRC_TYPE, 1, CONV); \ break; \ case 2: \ - SWIZZLE_CONVERT_LOOP(DST_TYPE, 2, SRC_TYPE, 2, CONV) \ + SWIZZLE_CONVERT_LOOP(DST_TYPE, 2, SRC_TYPE, 2, CONV); \ break; \ case 3: \ - SWIZZLE_CONVERT_LOOP(DST_TYPE, 2, SRC_TYPE, 3, CONV) \ + SWIZZLE_CONVERT_LOOP(DST_TYPE, 2, SRC_TYPE, 3, CONV); \ break; \ case 4: \ - SWIZZLE_CONVERT_LOOP(DST_TYPE, 2, SRC_TYPE, 4, CONV) \ + SWIZZLE_CONVERT_LOOP(DST_TYPE, 2, SRC_TYPE, 4, CONV); \ break; \ } \ break; \ case 3: \ switch (num_src_channels) { \ case 1: \ - SWIZZLE_CONVERT_LOOP(DST_TYPE, 3, SRC_TYPE, 1, CONV) \ + SWIZZLE_CONVERT_LOOP(DST_TYPE, 3, SRC_TYPE, 1, CONV); \ break; \ case 2: \ - SWIZZLE_CONVERT_LOOP(DST_TYPE, 3, SRC_TYPE, 2, CONV) \ + SWIZZLE_CONVERT_LOOP(DST_TYPE, 3, SRC_TYPE, 2, CONV); \ break; \ case 3: \ - SWIZZLE_CONVERT_LOOP(DST_TYPE, 3, SRC_TYPE, 3, CONV) \ + SWIZZLE_CONVERT_LOOP(DST_TYPE, 3, SRC_TYPE, 3, CONV); \ break; \ case 4: \ - SWIZZLE_CONVERT_LOOP(DST_TYPE, 3, SRC_TYPE, 4, CONV) \ + SWIZZLE_CONVERT_LOOP(DST_TYPE, 3, SRC_TYPE, 4, CONV); \ break; \ } \ break; \ case 4: \ switch (num_src_channels) { \ case 1: \ - SWIZZLE_CONVERT_LOOP(DST_TYPE, 4, SRC_TYPE, 1, CONV) \ + SWIZZLE_CONVERT_LOOP(DST_TYPE, 4, SRC_TYPE, 1, CONV); \ break; \ case 2: \ - SWIZZLE_CONVERT_LOOP(DST_TYPE, 4, SRC_TYPE, 2, CONV) \ + SWIZZLE_CONVERT_LOOP(DST_TYPE, 4, SRC_TYPE, 2, CONV); \ break; \ case 3: \ - SWIZZLE_CONVERT_LOOP(DST_TYPE, 4, SRC_TYPE, 3, CONV) \ + SWIZZLE_CONVERT_LOOP(DST_TYPE, 4, SRC_TYPE, 3, CONV); \ break; \ case 4: \ - SWIZZLE_CONVERT_LOOP(DST_TYPE, 4, SRC_TYPE, 4, CONV) \ + SWIZZLE_CONVERT_LOOP(DST_TYPE, 4, SRC_TYPE, 4, CONV); \ break; \ } \ break; \ |