diff options
author | José Fonseca <jfonseca@vmware.com> | 2009-07-29 07:58:27 +0100 |
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committer | José Fonseca <jfonseca@vmware.com> | 2009-08-29 09:21:21 +0100 |
commit | 833323b8d02a08b4f53847a521e14c707efd8beb (patch) | |
tree | aa1f57b46862a9abaf2b120a8987a9f754022fc7 /src/gallium/drivers/llvmpipe/lp_bld_store.c | |
parent | c4903ee27f29b39a493701d35b38941249117a54 (diff) |
llvmpipe: Separate pixel packing/unpacking from loading/storing.
Diffstat (limited to 'src/gallium/drivers/llvmpipe/lp_bld_store.c')
-rw-r--r-- | src/gallium/drivers/llvmpipe/lp_bld_store.c | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_bld_store.c b/src/gallium/drivers/llvmpipe/lp_bld_store.c new file mode 100644 index 0000000000..6273c9ee62 --- /dev/null +++ b/src/gallium/drivers/llvmpipe/lp_bld_store.c @@ -0,0 +1,58 @@ +/************************************************************************** + * + * Copyright 2009 VMware, Inc. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + + +#include "util/u_format.h" + +#include "lp_bld.h" + + +void +lp_build_store_rgba(LLVMBuilderRef builder, + enum pipe_format format, + LLVMValueRef ptr, + LLVMValueRef rgba) +{ + const struct util_format_description *desc; + LLVMTypeRef type; + LLVMValueRef packed; + + desc = util_format_description(format); + + assert(desc->layout == UTIL_FORMAT_LAYOUT_ARITH); + assert(desc->block.width == 1); + assert(desc->block.height == 1); + + type = LLVMIntType(desc->block.bits); + + packed = lp_build_pack_rgba(builder, format, rgba); + + ptr = LLVMBuildBitCast(builder, ptr, LLVMPointerType(type, 0), ""); + + LLVMBuildStore(builder, packed, ptr); +} + |