Big-endian texture fixes from Michel Dänzer.

1 files changed, 104 insertions, 54 deletions

diff --git a/src/mesa/main/texstore.c b/src/mesa/main/texstore.c
index 574066ecdd3..c5f39c44536 100644
--- a/src/mesa/main/texstore.c
+++ b/src/mesa/main/texstore.c
@@ -828,13 +828,18 @@ _mesa_texstore_rgb565(STORE_PARAMS)
       for (row = 0; row < srcHeight; row++) {
          const GLubyte *srcUB = (const GLubyte *) src;
          GLushort *dstUS = (GLushort *) dst;
-         for (col = 0; col < srcWidth; col++) {
-            dstUS[col] = PACK_COLOR_565( srcUB[0], srcUB[1], srcUB[2] );
-            srcUB += 3;
-         }
          /* check for byteswapped format */
-         if (dstFormat == &_mesa_texformat_rgb565_rev) {
-            _mesa_swap2(dstUS, srcWidth);
+         if (dstFormat == &_mesa_texformat_rgb565) {
+            for (col = 0; col < srcWidth; col++) {
+               dstUS[col] = PACK_COLOR_565( srcUB[0], srcUB[1], srcUB[2] );
+               srcUB += 3;
+            }
+         }
+         else {
+            for (col = 0; col < srcWidth; col++) {
+               dstUS[col] = PACK_COLOR_565_REV( srcUB[0], srcUB[1], srcUB[2] );
+               srcUB += 3;
+            }
          }
          dst += dstRowStride;
          src += srcRowStride;
@@ -861,15 +866,22 @@ _mesa_texstore_rgb565(STORE_PARAMS)
          GLubyte *dstRow = dstImage;
          for (row = 0; row < srcHeight; row++) {
             GLushort *dstUS = (GLushort *) dstRow;
-            for (col = 0; col < srcWidth; col++) {
-               dstUS[col] = PACK_COLOR_565( CHAN_TO_UBYTE(src[RCOMP]),
-                                            CHAN_TO_UBYTE(src[GCOMP]),
-                                            CHAN_TO_UBYTE(src[BCOMP]) );
-               src += 3;
-            }
             /* check for byteswapped format */
-            if (dstFormat == &_mesa_texformat_rgb565_rev) {
-               _mesa_swap2(dstUS, srcWidth);
+            if (dstFormat == &_mesa_texformat_rgb565) {
+               for (col = 0; col < srcWidth; col++) {
+                  dstUS[col] = PACK_COLOR_565( CHAN_TO_UBYTE(src[RCOMP]),
+                                               CHAN_TO_UBYTE(src[GCOMP]),
+                                               CHAN_TO_UBYTE(src[BCOMP]) );
+                  src += 3;
+               }
+            }
+            else {
+               for (col = 0; col < srcWidth; col++) {
+                  dstUS[col] = PACK_COLOR_565_REV( CHAN_TO_UBYTE(src[RCOMP]),
+                                                   CHAN_TO_UBYTE(src[GCOMP]),
+                                                   CHAN_TO_UBYTE(src[BCOMP]) );
+                  src += 3;
+               }
             }
             dstRow += dstRowStride;
          }
@@ -921,16 +933,23 @@ _mesa_texstore_rgba8888(STORE_PARAMS)
          GLubyte *dstRow = dstImage;
          for (row = 0; row < srcHeight; row++) {
             GLuint *dstUI = (GLuint *) dstRow;
-            for (col = 0; col < srcWidth; col++) {
-               dstUI[col] = PACK_COLOR_8888( CHAN_TO_UBYTE(src[RCOMP]),
-                                             CHAN_TO_UBYTE(src[GCOMP]),
-                                             CHAN_TO_UBYTE(src[BCOMP]),
-                                             CHAN_TO_UBYTE(src[ACOMP]) );
-               src += 4;
+            if (dstFormat == &_mesa_texformat_rgba8888) {
+               for (col = 0; col < srcWidth; col++) {
+                  dstUI[col] = PACK_COLOR_8888( CHAN_TO_UBYTE(src[RCOMP]),
+                                                CHAN_TO_UBYTE(src[GCOMP]),
+                                                CHAN_TO_UBYTE(src[BCOMP]),
+                                                CHAN_TO_UBYTE(src[ACOMP]) );
+                  src += 4;
+               }
             }
-            /* check for byteswapped format */
-            if (dstFormat == &_mesa_texformat_rgba8888_rev) {
-               _mesa_swap4(dstUI, srcWidth);
+            else {
+               for (col = 0; col < srcWidth; col++) {
+                  dstUI[col] = PACK_COLOR_8888_REV( CHAN_TO_UBYTE(src[RCOMP]),
+                                                    CHAN_TO_UBYTE(src[GCOMP]),
+                                                    CHAN_TO_UBYTE(src[BCOMP]),
+                                                    CHAN_TO_UBYTE(src[ACOMP]) );
+                  src += 4;
+               }
             }
             dstRow += dstRowStride;
          }
@@ -999,15 +1018,23 @@ _mesa_texstore_argb8888(STORE_PARAMS)
          GLubyte *dstRow = dstImage;
          for (row = 0; row < srcHeight; row++) {
             GLuint *dstUI = (GLuint *) dstRow;
-            for (col = 0; col < srcWidth; col++) {
-               dstUI[col] = PACK_COLOR_8888( CHAN_TO_UBYTE(src[ACOMP]),
-                                             CHAN_TO_UBYTE(src[RCOMP]),
-                                             CHAN_TO_UBYTE(src[GCOMP]),
-                                             CHAN_TO_UBYTE(src[BCOMP]) );
-               src += 4;
+            if (dstFormat == &_mesa_texformat_argb8888) {
+               for (col = 0; col < srcWidth; col++) {
+                  dstUI[col] = PACK_COLOR_8888( CHAN_TO_UBYTE(src[ACOMP]),
+                                                CHAN_TO_UBYTE(src[RCOMP]),
+                                                CHAN_TO_UBYTE(src[GCOMP]),
+                                                CHAN_TO_UBYTE(src[BCOMP]) );
+                  src += 4;
+               }
             }
-            if (dstFormat == &_mesa_texformat_argb8888_rev) {
-               _mesa_swap4(dstUI, srcWidth);
+            else {
+               for (col = 0; col < srcWidth; col++) {
+                  dstUI[col] = PACK_COLOR_8888_REV( CHAN_TO_UBYTE(src[ACOMP]),
+                                                    CHAN_TO_UBYTE(src[RCOMP]),
+                                                    CHAN_TO_UBYTE(src[GCOMP]),
+                                                    CHAN_TO_UBYTE(src[BCOMP]) );
+                  src += 4;
+               }
             }
             dstRow += dstRowStride;
          }
@@ -1248,15 +1275,23 @@ _mesa_texstore_argb4444(STORE_PARAMS)
          GLubyte *dstRow = dstImage;
          for (row = 0; row < srcHeight; row++) {
             GLushort *dstUS = (GLushort *) dstRow;
-            for (col = 0; col < srcWidth; col++) {
-               dstUS[col] = PACK_COLOR_4444( CHAN_TO_UBYTE(src[ACOMP]),
-                                             CHAN_TO_UBYTE(src[RCOMP]),
-                                             CHAN_TO_UBYTE(src[GCOMP]),
-                                             CHAN_TO_UBYTE(src[BCOMP]) );
-               src += 4;
+            if (dstFormat == &_mesa_texformat_argb4444) {
+               for (col = 0; col < srcWidth; col++) {
+                  dstUS[col] = PACK_COLOR_4444( CHAN_TO_UBYTE(src[ACOMP]),
+                                                CHAN_TO_UBYTE(src[RCOMP]),
+                                                CHAN_TO_UBYTE(src[GCOMP]),
+                                                CHAN_TO_UBYTE(src[BCOMP]) );
+                  src += 4;
+               }
             }
-            if (dstFormat == &_mesa_texformat_argb4444_rev) {
-               _mesa_swap2(dstUS, srcWidth);
+            else {
+               for (col = 0; col < srcWidth; col++) {
+                  dstUS[col] = PACK_COLOR_4444_REV( CHAN_TO_UBYTE(src[ACOMP]),
+                                                    CHAN_TO_UBYTE(src[RCOMP]),
+                                                    CHAN_TO_UBYTE(src[GCOMP]),
+                                                    CHAN_TO_UBYTE(src[BCOMP]) );
+                  src += 4;
+               }
             }
             dstRow += dstRowStride;
          }
@@ -1309,15 +1344,23 @@ _mesa_texstore_argb1555(STORE_PARAMS)
          GLubyte *dstRow = dstImage;
          for (row = 0; row < srcHeight; row++) {
             GLushort *dstUS = (GLushort *) dstRow;
-            for (col = 0; col < srcWidth; col++) {
-               dstUS[col] = PACK_COLOR_1555( CHAN_TO_UBYTE(src[ACOMP]),
-                                             CHAN_TO_UBYTE(src[RCOMP]),
-                                             CHAN_TO_UBYTE(src[GCOMP]),
-                                             CHAN_TO_UBYTE(src[BCOMP]) );
-               src += 4;
+            if (dstFormat == &_mesa_texformat_argb1555) {
+               for (col = 0; col < srcWidth; col++) {
+                  dstUS[col] = PACK_COLOR_1555( CHAN_TO_UBYTE(src[ACOMP]),
+                                                CHAN_TO_UBYTE(src[RCOMP]),
+                                                CHAN_TO_UBYTE(src[GCOMP]),
+                                                CHAN_TO_UBYTE(src[BCOMP]) );
+                  src += 4;
+               }
             }
-            if (dstFormat == &_mesa_texformat_argb1555_rev) {
-               _mesa_swap2(dstUS, srcWidth);
+            else {
+               for (col = 0; col < srcWidth; col++) {
+                  dstUS[col] = PACK_COLOR_1555_REV( CHAN_TO_UBYTE(src[ACOMP]),
+                                                    CHAN_TO_UBYTE(src[RCOMP]),
+                                                    CHAN_TO_UBYTE(src[GCOMP]),
+                                                    CHAN_TO_UBYTE(src[BCOMP]) );
+                  src += 4;
+               }
             }
             dstRow += dstRowStride;
          }
@@ -1373,14 +1416,21 @@ _mesa_texstore_al88(STORE_PARAMS)
          GLubyte *dstRow = dstImage;
          for (row = 0; row < srcHeight; row++) {
             GLushort *dstUS = (GLushort *) dstRow;
-            for (col = 0; col < srcWidth; col++) {
-               /* src[0] is luminance, src[1] is alpha */
-               dstUS[col] = PACK_COLOR_88( CHAN_TO_UBYTE(src[1]),
-                                           CHAN_TO_UBYTE(src[0]) );
-               src += 2;
+            if (dstFormat == &_mesa_texformat_al88) {
+               for (col = 0; col < srcWidth; col++) {
+                  /* src[0] is luminance, src[1] is alpha */
+                 dstUS[col] = PACK_COLOR_88( CHAN_TO_UBYTE(src[1]),
+                                             CHAN_TO_UBYTE(src[0]) );
+                 src += 2;
+               }
             }
-            if (dstFormat == &_mesa_texformat_al88_rev) {
-               _mesa_swap2(dstUS, srcWidth);
+            else {
+               for (col = 0; col < srcWidth; col++) {
+                  /* src[0] is luminance, src[1] is alpha */
+                 dstUS[col] = PACK_COLOR_88_REV( CHAN_TO_UBYTE(src[1]),
+                                                 CHAN_TO_UBYTE(src[0]) );
+                 src += 2;
+               }
             }
             dstRow += dstRowStride;
          }