From 9ae47069b4a2b67e381b02d805f1ca74f31ea7b8 Mon Sep 17 00:00:00 2001 From: José Fonseca Date: Wed, 19 Aug 2009 20:42:50 +0100 Subject: llvmpipe: Code generate alpha testing and append to generated fragment shader. --- src/gallium/drivers/llvmpipe/lp_bld_alpha.h | 52 +++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 src/gallium/drivers/llvmpipe/lp_bld_alpha.h (limited to 'src/gallium/drivers/llvmpipe/lp_bld_alpha.h') diff --git a/src/gallium/drivers/llvmpipe/lp_bld_alpha.h b/src/gallium/drivers/llvmpipe/lp_bld_alpha.h new file mode 100644 index 0000000000..f3fa8b6053 --- /dev/null +++ b/src/gallium/drivers/llvmpipe/lp_bld_alpha.h @@ -0,0 +1,52 @@ +/************************************************************************** + * + * 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. + * + **************************************************************************/ + +/** + * Alpha testing to LLVM IR translation. + * + * @author Jose Fonseca + */ + +#ifndef LP_BLD_ALPHA_H +#define LP_BLD_ALPHA_H + + +#include + +struct pipe_alpha_state; +union lp_type; + + +LLVMValueRef +lp_build_alpha_test(LLVMBuilderRef builder, + const struct pipe_alpha_state *state, + union lp_type type, + LLVMValueRef alpha, + LLVMValueRef mask); + + +#endif /* !LP_BLD_ALPHA_H */ -- cgit v1.2.3