1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
|
{
* CVOpenGLTexture.h
* CoreVideo
*
* Copyright (c) 2004 Apple Computer, Inc. All rights reserved.
*
}
{ Pascal Translation: Gorazd Krosl, <gorazd_1957@yahoo.ca>, 2009 }
{
Modified for use with Free Pascal
Version 308
Please report any bugs to <gpc@microbizz.nl>
}
{$ifc not defined MACOSALLINCLUDE or not MACOSALLINCLUDE}
{$mode macpas}
{$packenum 1}
{$macro on}
{$inline on}
{$calling mwpascal}
unit CVOpenGLTexture;
interface
{$setc UNIVERSAL_INTERFACES_VERSION := $0400}
{$setc GAP_INTERFACES_VERSION := $0308}
{$ifc not defined USE_CFSTR_CONSTANT_MACROS}
{$setc USE_CFSTR_CONSTANT_MACROS := TRUE}
{$endc}
{$ifc defined CPUPOWERPC and defined CPUI386}
{$error Conflicting initial definitions for CPUPOWERPC and CPUI386}
{$endc}
{$ifc defined FPC_BIG_ENDIAN and defined FPC_LITTLE_ENDIAN}
{$error Conflicting initial definitions for FPC_BIG_ENDIAN and FPC_LITTLE_ENDIAN}
{$endc}
{$ifc not defined __ppc__ and defined CPUPOWERPC32}
{$setc __ppc__ := 1}
{$elsec}
{$setc __ppc__ := 0}
{$endc}
{$ifc not defined __ppc64__ and defined CPUPOWERPC64}
{$setc __ppc64__ := 1}
{$elsec}
{$setc __ppc64__ := 0}
{$endc}
{$ifc not defined __i386__ and defined CPUI386}
{$setc __i386__ := 1}
{$elsec}
{$setc __i386__ := 0}
{$endc}
{$ifc not defined __x86_64__ and defined CPUX86_64}
{$setc __x86_64__ := 1}
{$elsec}
{$setc __x86_64__ := 0}
{$endc}
{$ifc not defined __arm__ and defined CPUARM}
{$setc __arm__ := 1}
{$elsec}
{$setc __arm__ := 0}
{$endc}
{$ifc defined cpu64}
{$setc __LP64__ := 1}
{$elsec}
{$setc __LP64__ := 0}
{$endc}
{$ifc defined __ppc__ and __ppc__ and defined __i386__ and __i386__}
{$error Conflicting definitions for __ppc__ and __i386__}
{$endc}
{$ifc defined __ppc__ and __ppc__}
{$setc TARGET_CPU_PPC := TRUE}
{$setc TARGET_CPU_PPC64 := FALSE}
{$setc TARGET_CPU_X86 := FALSE}
{$setc TARGET_CPU_X86_64 := FALSE}
{$setc TARGET_CPU_ARM := FALSE}
{$setc TARGET_OS_MAC := TRUE}
{$setc TARGET_OS_IPHONE := FALSE}
{$setc TARGET_IPHONE_SIMULATOR := FALSE}
{$elifc defined __ppc64__ and __ppc64__}
{$setc TARGET_CPU_PPC := FALSE}
{$setc TARGET_CPU_PPC64 := TRUE}
{$setc TARGET_CPU_X86 := FALSE}
{$setc TARGET_CPU_X86_64 := FALSE}
{$setc TARGET_CPU_ARM := FALSE}
{$setc TARGET_OS_MAC := TRUE}
{$setc TARGET_OS_IPHONE := FALSE}
{$setc TARGET_IPHONE_SIMULATOR := FALSE}
{$elifc defined __i386__ and __i386__}
{$setc TARGET_CPU_PPC := FALSE}
{$setc TARGET_CPU_PPC64 := FALSE}
{$setc TARGET_CPU_X86 := TRUE}
{$setc TARGET_CPU_X86_64 := FALSE}
{$setc TARGET_CPU_ARM := FALSE}
{$ifc defined(iphonesim)}
{$setc TARGET_OS_MAC := FALSE}
{$setc TARGET_OS_IPHONE := TRUE}
{$setc TARGET_IPHONE_SIMULATOR := TRUE}
{$elsec}
{$setc TARGET_OS_MAC := TRUE}
{$setc TARGET_OS_IPHONE := FALSE}
{$setc TARGET_IPHONE_SIMULATOR := FALSE}
{$endc}
{$elifc defined __x86_64__ and __x86_64__}
{$setc TARGET_CPU_PPC := FALSE}
{$setc TARGET_CPU_PPC64 := FALSE}
{$setc TARGET_CPU_X86 := FALSE}
{$setc TARGET_CPU_X86_64 := TRUE}
{$setc TARGET_CPU_ARM := FALSE}
{$setc TARGET_OS_MAC := TRUE}
{$setc TARGET_OS_IPHONE := FALSE}
{$setc TARGET_IPHONE_SIMULATOR := FALSE}
{$elifc defined __arm__ and __arm__}
{$setc TARGET_CPU_PPC := FALSE}
{$setc TARGET_CPU_PPC64 := FALSE}
{$setc TARGET_CPU_X86 := FALSE}
{$setc TARGET_CPU_X86_64 := FALSE}
{$setc TARGET_CPU_ARM := TRUE}
{ will require compiler define when/if other Apple devices with ARM cpus ship }
{$setc TARGET_OS_MAC := FALSE}
{$setc TARGET_OS_IPHONE := TRUE}
{$setc TARGET_IPHONE_SIMULATOR := FALSE}
{$elsec}
{$error __ppc__ nor __ppc64__ nor __i386__ nor __x86_64__ nor __arm__ is defined.}
{$endc}
{$ifc defined __LP64__ and __LP64__ }
{$setc TARGET_CPU_64 := TRUE}
{$elsec}
{$setc TARGET_CPU_64 := FALSE}
{$endc}
{$ifc defined FPC_BIG_ENDIAN}
{$setc TARGET_RT_BIG_ENDIAN := TRUE}
{$setc TARGET_RT_LITTLE_ENDIAN := FALSE}
{$elifc defined FPC_LITTLE_ENDIAN}
{$setc TARGET_RT_BIG_ENDIAN := FALSE}
{$setc TARGET_RT_LITTLE_ENDIAN := TRUE}
{$elsec}
{$error Neither FPC_BIG_ENDIAN nor FPC_LITTLE_ENDIAN are defined.}
{$endc}
{$setc ACCESSOR_CALLS_ARE_FUNCTIONS := TRUE}
{$setc CALL_NOT_IN_CARBON := FALSE}
{$setc OLDROUTINENAMES := FALSE}
{$setc OPAQUE_TOOLBOX_STRUCTS := TRUE}
{$setc OPAQUE_UPP_TYPES := TRUE}
{$setc OTCARBONAPPLICATION := TRUE}
{$setc OTKERNEL := FALSE}
{$setc PM_USE_SESSION_APIS := TRUE}
{$setc TARGET_API_MAC_CARBON := TRUE}
{$setc TARGET_API_MAC_OS8 := FALSE}
{$setc TARGET_API_MAC_OSX := TRUE}
{$setc TARGET_CARBON := TRUE}
{$setc TARGET_CPU_68K := FALSE}
{$setc TARGET_CPU_MIPS := FALSE}
{$setc TARGET_CPU_SPARC := FALSE}
{$setc TARGET_OS_UNIX := FALSE}
{$setc TARGET_OS_WIN32 := FALSE}
{$setc TARGET_RT_MAC_68881 := FALSE}
{$setc TARGET_RT_MAC_CFM := FALSE}
{$setc TARGET_RT_MAC_MACHO := TRUE}
{$setc TYPED_FUNCTION_POINTERS := TRUE}
{$setc TYPE_BOOL := FALSE}
{$setc TYPE_EXTENDED := FALSE}
{$setc TYPE_LONGLONG := TRUE}
uses MacTypes,CFBase,CVBase,CVReturns,CVImageBuffer,CGLTypes,macgl;
{$endc} {not MACOSALLINCLUDE}
{$ifc TARGET_OS_MAC}
{$ALIGN POWER}
{! @header CVOpenGLTexture.h
@copyright 2004 Apple Computer, Inc. All rights reserved.
@availability Mac OS X 10.4 or later
@discussion A CoreVideo Texture derives from an ImageBuffer, and is used for supplying source image data to OpenGL.
}
//#pragma mark CVOpenGLTexture
{!
@typedef CVOpenGLTextureRef
@abstract OpenGL texture based image buffer
}
type
CVOpenGLTextureRef = CVImageBufferRef;
function CVOpenGLTextureGetTypeID: CFTypeID; external name '_CVOpenGLTextureGetTypeID';
(* AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER *)
{!
@function CVOpenGLTextureRetain
@abstract Retains a CVOpenGLTexture object
@discussion Equivalent to CFRetain, but NULL safe
@param buffer A CVOpenGLTexture object that you want to retain.
@result A CVOpenGLTexture object that is the same as the passed in buffer.
}
function CVOpenGLTextureRetain( texture: CVOpenGLTextureRef ): CVOpenGLTextureRef; external name '_CVOpenGLTextureRetain';
(* AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER *)
{!
@function CVOpenGLTextureRelease
@abstract Releases a CVOpenGLTexture object
@discussion Equivalent to CFRelease, but NULL safe
@param buffer A CVOpenGLTexture object that you want to release.
}
procedure CVOpenGLTextureRelease( texture: CVOpenGLTextureRef ); external name '_CVOpenGLTextureRelease';
(* AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER *)
{!
@function CVOpenGLTextureGetTarget
@abstract Returns the texture target (eg. 2D vs. rect texture extension) of the CVOpenGLTexture
@param image Target CVOpenGLTexture
@result OpenGL texture target
}
function CVOpenGLTextureGetTarget( image: CVOpenGLTextureRef ): GLenum; external name '_CVOpenGLTextureGetTarget';
(* AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER *)
{!
@function CVOpenGLTextureGetName
@abstract Returns the texture target name of the CVOpenGLTexture
@param image Target CVOpenGLTexture
@result OpenGL texture target name
}
function CVOpenGLTextureGetName( image: CVOpenGLTextureRef ): GLuint; external name '_CVOpenGLTextureGetName';
(* AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER *)
{!
@function CVOpenGLTextureIsFlipped
@abstract Returns whether the image is flipped vertically or not.
@param image Target CVOpenGLTexture
@result True if 0,0 in the texture is upper left, false if 0,0 is lower left
}
function CVOpenGLTextureIsFlipped( image: CVOpenGLTextureRef ): Boolean; external name '_CVOpenGLTextureIsFlipped';
(* AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER *)
{!
@function CVOpenGLTextureGetCleanTexCoords
@abstract Returns convenient texture coordinates for the part of the image that should be displayed
@discussion This function automatically takes into account whether or not the texture is flipped.
@param image Target CVOpenGLTexture
@param lowerLeft - array of two GLfloats where the s and t texture coordinates of the lower left corner of the image will be stored
@param lowerRight - array of two GLfloats where the s and t texture coordinates of the lower right corner of the image will be stored
@param upperRight - array of two GLfloats where the s and t texture coordinates of the upper right corner of the image will be stored
@param upperLeft - array of two GLfloats where the s and t texture coordinates of the upper right corner of the image will be stored
}
type
T2GLfloatArray = array[0..1] of GLfloat;
T2GLfloatArrayPtr = ^T2GLfloatArray;
procedure CVOpenGLTextureGetCleanTexCoords( image: CVOpenGLTextureRef; lowerLeft : T2GLfloatArrayPtr; lowerRight : T2GLfloatArrayPtr; upperRight : T2GLfloatArrayPtr; upperLeft : T2GLfloatArrayPtr ); external name '_CVOpenGLTextureGetCleanTexCoords';
(* AVAILABLE_MAC_OS_X_VERSION_10_4_AND_LATER *)
{$endc} // TARGET_OS_MAC
{$ifc not defined MACOSALLINCLUDE or not MACOSALLINCLUDE}
end.
{$endc} {not MACOSALLINCLUDE}
|
