mesa: add stricter checks for float formats in the texstore memcpy path

E.g. when the internal format was RGBA16F and the source was RG, it would use memcpy.
2011-04-22 19:29:55 +02:00
parent 628544421d
commit 9e59ed59c1
1 changed files with 2 additions and 0 deletions
@@ -3551,6 +3551,7 @@ _mesa_texstore_rgba_float32(TEXSTORE_PARAMS)
   if (!ctx->_ImageTransferState &&
       !srcPacking->SwapBytes &&
       baseInternalFormat == srcFormat &&
+       baseInternalFormat == baseFormat &&
       srcType == GL_FLOAT) {
      /* simple memcpy path */
      memcpy_texture(ctx, dims,
@@ -3625,6 +3626,7 @@ _mesa_texstore_rgba_float16(TEXSTORE_PARAMS)
   if (!ctx->_ImageTransferState &&
       !srcPacking->SwapBytes &&
       baseInternalFormat == srcFormat &&
+       baseInternalFormat == baseFormat &&
       srcType == GL_HALF_FLOAT_ARB) {
      /* simple memcpy path */
      memcpy_texture(ctx, dims,