José Fonseca | 8783732 | 2009-07-27 01:23:15 +0100 | [diff] [blame] | 1 | /************************************************************************** |
| 2 | * |
José Fonseca | 9a519ec | 2009-07-28 08:14:10 +0100 | [diff] [blame] | 3 | * Copyright 2009 VMware, Inc. |
José Fonseca | 8783732 | 2009-07-27 01:23:15 +0100 | [diff] [blame] | 4 | * All Rights Reserved. |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 7 | * copy of this software and associated documentation files (the |
| 8 | * "Software"), to deal in the Software without restriction, including |
| 9 | * without limitation the rights to use, copy, modify, merge, publish, |
| 10 | * distribute, sub license, and/or sell copies of the Software, and to |
| 11 | * permit persons to whom the Software is furnished to do so, subject to |
| 12 | * the following conditions: |
| 13 | * |
| 14 | * The above copyright notice and this permission notice (including the |
| 15 | * next paragraph) shall be included in all copies or substantial portions |
| 16 | * of the Software. |
| 17 | * |
| 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| 19 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 20 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
| 21 | * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR |
| 22 | * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| 23 | * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| 24 | * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 25 | * |
| 26 | **************************************************************************/ |
| 27 | |
José Fonseca | 10981c0 | 2009-10-04 11:35:50 +0100 | [diff] [blame^] | 28 | #ifndef LP_BLD_FORMAT_H |
| 29 | #define LP_BLD_FORMAT_H |
José Fonseca | 8783732 | 2009-07-27 01:23:15 +0100 | [diff] [blame] | 30 | |
| 31 | |
| 32 | /** |
| 33 | * @file |
José Fonseca | 866fbac | 2009-09-07 14:24:31 +0100 | [diff] [blame] | 34 | * Pixel format helpers. |
José Fonseca | 8783732 | 2009-07-27 01:23:15 +0100 | [diff] [blame] | 35 | */ |
| 36 | |
| 37 | #include <llvm-c/Core.h> |
José Fonseca | 866fbac | 2009-09-07 14:24:31 +0100 | [diff] [blame] | 38 | |
José Fonseca | 8783732 | 2009-07-27 01:23:15 +0100 | [diff] [blame] | 39 | #include "pipe/p_format.h" |
| 40 | |
José Fonseca | 866fbac | 2009-09-07 14:24:31 +0100 | [diff] [blame] | 41 | struct util_format_description; |
José Fonseca | b4835ea | 2009-09-14 11:05:06 +0100 | [diff] [blame] | 42 | struct lp_type; |
José Fonseca | 7d04316 | 2009-08-01 17:59:19 +0100 | [diff] [blame] | 43 | |
| 44 | |
José Fonseca | 8783732 | 2009-07-27 01:23:15 +0100 | [diff] [blame] | 45 | /** |
| 46 | * Unpack a pixel into its RGBA components. |
| 47 | * |
José Fonseca | 833323b | 2009-07-29 07:58:27 +0100 | [diff] [blame] | 48 | * @param packed integer. |
José Fonseca | 8783732 | 2009-07-27 01:23:15 +0100 | [diff] [blame] | 49 | * |
| 50 | * @return RGBA in a 4 floats vector. |
| 51 | */ |
| 52 | LLVMValueRef |
José Fonseca | 866fbac | 2009-09-07 14:24:31 +0100 | [diff] [blame] | 53 | lp_build_unpack_rgba_aos(LLVMBuilderRef builder, |
| 54 | enum pipe_format format, |
| 55 | LLVMValueRef packed); |
José Fonseca | 8783732 | 2009-07-27 01:23:15 +0100 | [diff] [blame] | 56 | |
| 57 | |
| 58 | /** |
| 59 | * Pack a pixel. |
| 60 | * |
| 61 | * @param rgba 4 float vector with the unpacked components. |
| 62 | */ |
José Fonseca | 833323b | 2009-07-29 07:58:27 +0100 | [diff] [blame] | 63 | LLVMValueRef |
José Fonseca | 866fbac | 2009-09-07 14:24:31 +0100 | [diff] [blame] | 64 | lp_build_pack_rgba_aos(LLVMBuilderRef builder, |
| 65 | enum pipe_format format, |
| 66 | LLVMValueRef rgba); |
José Fonseca | 8783732 | 2009-07-27 01:23:15 +0100 | [diff] [blame] | 67 | |
| 68 | |
José Fonseca | 833323b | 2009-07-29 07:58:27 +0100 | [diff] [blame] | 69 | /** |
| 70 | * Load a pixel into its RGBA components. |
| 71 | * |
| 72 | * @param ptr value with the pointer to the packed pixel. Pointer type is |
| 73 | * irrelevant. |
| 74 | * |
| 75 | * @return RGBA in a 4 floats vector. |
| 76 | */ |
| 77 | LLVMValueRef |
José Fonseca | 866fbac | 2009-09-07 14:24:31 +0100 | [diff] [blame] | 78 | lp_build_load_rgba_aos(LLVMBuilderRef builder, |
| 79 | enum pipe_format format, |
| 80 | LLVMValueRef ptr); |
José Fonseca | 833323b | 2009-07-29 07:58:27 +0100 | [diff] [blame] | 81 | |
| 82 | |
| 83 | /** |
| 84 | * Store a pixel. |
| 85 | * |
| 86 | * @param rgba 4 float vector with the unpacked components. |
| 87 | */ |
| 88 | void |
José Fonseca | 866fbac | 2009-09-07 14:24:31 +0100 | [diff] [blame] | 89 | lp_build_store_rgba_aos(LLVMBuilderRef builder, |
| 90 | enum pipe_format format, |
| 91 | LLVMValueRef ptr, |
| 92 | LLVMValueRef rgba); |
José Fonseca | 833323b | 2009-07-29 07:58:27 +0100 | [diff] [blame] | 93 | |
José Fonseca | 866fbac | 2009-09-07 14:24:31 +0100 | [diff] [blame] | 94 | LLVMValueRef |
| 95 | lp_build_gather(LLVMBuilderRef builder, |
| 96 | unsigned length, |
| 97 | unsigned src_width, |
| 98 | unsigned dst_width, |
| 99 | LLVMValueRef base_ptr, |
| 100 | LLVMValueRef offsets); |
| 101 | |
| 102 | |
| 103 | void |
| 104 | lp_build_unpack_rgba_soa(LLVMBuilderRef builder, |
| 105 | const struct util_format_description *format_desc, |
José Fonseca | b4835ea | 2009-09-14 11:05:06 +0100 | [diff] [blame] | 106 | struct lp_type type, |
José Fonseca | 866fbac | 2009-09-07 14:24:31 +0100 | [diff] [blame] | 107 | LLVMValueRef packed, |
| 108 | LLVMValueRef *rgba); |
| 109 | |
| 110 | |
| 111 | void |
| 112 | lp_build_load_rgba_soa(LLVMBuilderRef builder, |
| 113 | const struct util_format_description *format_desc, |
José Fonseca | b4835ea | 2009-09-14 11:05:06 +0100 | [diff] [blame] | 114 | struct lp_type type, |
José Fonseca | 866fbac | 2009-09-07 14:24:31 +0100 | [diff] [blame] | 115 | LLVMValueRef base_ptr, |
| 116 | LLVMValueRef offsets, |
| 117 | LLVMValueRef *rgba); |
José Fonseca | 833323b | 2009-07-29 07:58:27 +0100 | [diff] [blame] | 118 | |
José Fonseca | 10981c0 | 2009-10-04 11:35:50 +0100 | [diff] [blame^] | 119 | #endif /* !LP_BLD_FORMAT_H */ |