| 1 | # Copyright (c) 2001, Stanford University
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| 2 | # All rights reserved.
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| 3 | #
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| 4 | # See the file LICENSE.txt for information on redistributing this software.
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| 5 |
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| 6 | # This script generates the cr/include/cr_packfunctions.h file from the
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| 7 | # gl_header.parsed file.
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| 8 |
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| 9 | from __future__ import print_function
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| 10 | import sys
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| 11 | import string
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| 12 |
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| 13 | import apiutil
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| 14 |
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| 15 |
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| 16 | apiutil.CopyrightC()
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| 17 |
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| 18 | print("""#ifndef CR_PACKFUNCTIONS_H
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| 19 | #define CR_PACKFUNCTIONS_H
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| 20 |
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| 21 | /* DO NOT EDIT - THIS FILE GENERATED BY THE pack_header.py SCRIPT */
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| 22 |
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| 23 | /* Prototypes for the OpenGL packer functions in packer.c and pack_bbox.c */
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| 24 |
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| 25 | #include "chromium.h"
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| 26 | #include "state/cr_client.h"
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| 27 | #include "cr_pack.h"
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| 28 |
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| 29 | #ifdef WINDOWS
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| 30 | #define PACK_APIENTRY __stdcall
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| 31 | #else
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| 32 | #define PACK_APIENTRY
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| 33 | #endif
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| 34 |
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| 35 | #ifdef __cplusplus
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| 36 | extern "C" {
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| 37 | #endif
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| 38 | """)
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| 39 |
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| 40 | keys = apiutil.GetDispatchedFunctions(sys.argv[1]+"/APIspec.txt")
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| 41 |
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| 42 |
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| 43 | for func_name in keys:
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| 44 | if ("pack" in apiutil.ChromiumProps(func_name) or
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| 45 | "extpack" in apiutil.ChromiumProps(func_name) or
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| 46 | apiutil.NonVectorFunction(func_name) != '' or
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| 47 | apiutil.FindSpecial('packer', func_name)):
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| 48 |
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| 49 | # OK, generate a crPackFooBar() prototype for this function
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| 50 | return_type = apiutil.ReturnType(func_name)
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| 51 | args = apiutil.Parameters(func_name)
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| 52 | if return_type != 'void':
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| 53 | if apiutil.IsPointer(return_type):
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| 54 | args.append(("return_value", return_type, 0))
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| 55 | else:
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| 56 | args.append(("return_value", return_type + "*", 0))
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| 57 | elif "pixelstore" in apiutil.Properties(func_name):
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| 58 | args.append(("packstate", "const CRPixelPackState *", 0))
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| 59 |
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| 60 | if "get" in apiutil.Properties(func_name):
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| 61 | args.append(("writeback", "int *", 0))
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| 62 |
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| 63 | print('void PACK_APIENTRY crPack%s(%s);' % (func_name, apiutil.MakeDeclarationStringWithContext('CR_PACKER_CONTEXT', args)))
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| 64 | print('void PACK_APIENTRY crPack%sSWAP(%s);' % (func_name, apiutil.MakeDeclarationStringWithContext('CR_PACKER_CONTEXT', args)))
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| 65 |
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| 66 |
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| 67 |
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| 68 | # Now generate special BBOX, COUNT, SWAP variations on the glVertex and
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| 69 | # glVertexAttrib functions.
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| 70 | for func_name in keys:
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| 71 | if (func_name[0:6] == "Vertex" and
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| 72 | "pervertex" in apiutil.Properties(func_name) and
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| 73 | ("pack" in apiutil.ChromiumProps(func_name) or
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| 74 | apiutil.NonVectorFunction(func_name) != '')):
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| 75 |
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| 76 | assert apiutil.ReturnType(func_name) == "void"
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| 77 |
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| 78 | args = apiutil.Parameters(func_name)
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| 79 | print('void PACK_APIENTRY crPack%sBBOX(%s);' % (func_name, apiutil.MakeDeclarationString(args)))
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| 80 | print('void PACK_APIENTRY crPack%sBBOX_COUNT(%s);' % (func_name, apiutil.MakeDeclarationString(args)))
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| 81 | print('void PACK_APIENTRY crPack%sBBOXSWAP(%s);' % (func_name, apiutil.MakeDeclarationString(args)))
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| 82 | print('void PACK_APIENTRY crPack%sBBOX_COUNTSWAP(%s);' % (func_name, apiutil.MakeDeclarationString(args)))
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| 83 |
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| 84 |
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| 85 | print("""
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| 86 | #ifdef __cplusplus
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| 87 | }
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| 88 | #endif
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| 89 |
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| 90 | #endif /* CR_PACKFUNCTIONS_H */
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| 91 | """)
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