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detect some more cases which can use straight memcpy for _mesa_texstore_rgba8888

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This commit is contained in:
Roland Scheidegger 2006-09-13 23:51:39 +00:00
parent 99e0236046
commit 2e2a981335
1 changed files with 19 additions and 1 deletions
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20
src/mesa/main/texstore.c
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@ -1066,7 +1066,25 @@ _mesa_texstore_rgba8888(TEXSTORE_PARAMS)
dstFormat == &_mesa_texformat_rgba8888 &&
baseInternalFormat == GL_RGBA &&
((srcFormat == GL_RGBA && srcType == GL_UNSIGNED_INT_8_8_8_8) ||
(srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_INT_8_8_8_8_REV))) {
(srcFormat == GL_RGBA && srcType == GL_UNSIGNED_BYTE && !littleEndian) ||
(srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_INT_8_8_8_8_REV) ||
(srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_BYTE && littleEndian))) {
/* simple memcpy path */
memcpy_texture(ctx, dims,
dstFormat, dstAddr, dstXoffset, dstYoffset, dstZoffset,
dstRowStride,
dstImageOffsets,
srcWidth, srcHeight, srcDepth, srcFormat, srcType,
srcAddr, srcPacking);
}
else if (!ctx->_ImageTransferState &&
!srcPacking->SwapBytes &&
dstFormat == &_mesa_texformat_rgba8888_rev &&
baseInternalFormat == GL_RGBA &&
((srcFormat == GL_RGBA && srcType == GL_UNSIGNED_INT_8_8_8_8_REV) ||
(srcFormat == GL_RGBA && srcType == GL_UNSIGNED_BYTE && littleEndian) ||
(srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_INT_8_8_8_8) ||
(srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_BYTE && !littleEndian))) {
/* simple memcpy path */
memcpy_texture(ctx, dims,
dstFormat, dstAddr, dstXoffset, dstYoffset, dstZoffset,