Mercurial > sdl-ios-xcode
annotate test/testdyngl.c @ 3972:590d6f5da52b SDL-1.2
Fixed assembler command line for older yasm releases and documented nasm
switches.
Fixes Bugzilla #440.
author | Ryan C. Gordon <icculus@icculus.org> |
---|---|
date | Sat, 16 Jun 2007 05:51:51 +0000 |
parents | 871090feb7ad |
children | 782fd950bd46 c121d94672cb |
rev | line source |
---|---|
839
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
1 /* |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
2 * Small SDL example to demonstrate dynamically loading |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
3 * OpenGL lib and functions |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
4 * |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
5 * (FYI it was supposed to look like snow in the wind or something...) |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
6 * |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
7 * Compile with : |
847
0afe0e38e02c
*** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents:
842
diff
changeset
|
8 * gcc testdyngl.c `sdl-config --libs --cflags` -o testdyngl -DHAVE_OPENGL |
839
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
9 * |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
10 * You can specify a different OpenGL lib on the command line, i.e. : |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
11 * ./testdyngl /usr/X11R6/lib/libGL.so.1.2 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
12 * or |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
13 * ./testdyngl /usr/lib/libGL.so.1.0.4496 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
14 * |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
15 */ |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
16 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
17 #include <stdio.h> |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
18 #include <stdlib.h> |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
19 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
20 #include "SDL.h" |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
21 |
1815
871090feb7ad
Fixed building with CodeWarrior on MacOS Classic
Sam Lantinga <slouken@libsdl.org>
parents:
1440
diff
changeset
|
22 #ifdef __MACOS__ |
871090feb7ad
Fixed building with CodeWarrior on MacOS Classic
Sam Lantinga <slouken@libsdl.org>
parents:
1440
diff
changeset
|
23 #define HAVE_OPENGL |
871090feb7ad
Fixed building with CodeWarrior on MacOS Classic
Sam Lantinga <slouken@libsdl.org>
parents:
1440
diff
changeset
|
24 #endif |
871090feb7ad
Fixed building with CodeWarrior on MacOS Classic
Sam Lantinga <slouken@libsdl.org>
parents:
1440
diff
changeset
|
25 |
839
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
26 #ifdef HAVE_OPENGL |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
27 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
28 #include "SDL_opengl.h" |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
29 |
1151
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
990
diff
changeset
|
30 /* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */ |
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
990
diff
changeset
|
31 static void quit(int rc) |
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
990
diff
changeset
|
32 { |
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
990
diff
changeset
|
33 SDL_Quit(); |
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
990
diff
changeset
|
34 exit(rc); |
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
990
diff
changeset
|
35 } |
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
990
diff
changeset
|
36 |
839
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
37 void* get_funcaddr(const char* p) |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
38 { |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
39 void* f=SDL_GL_GetProcAddress(p); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
40 if (f) |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
41 { |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
42 return f; |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
43 } |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
44 else |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
45 { |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
46 printf("Unable to get function pointer for %s\n",p); |
1151
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
990
diff
changeset
|
47 quit(1); |
839
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
48 } |
1439
4d3bb026cd16
Fixed warnings in -pedantic mode
Sam Lantinga <slouken@libsdl.org>
parents:
1436
diff
changeset
|
49 return NULL; |
839
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
50 } |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
51 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
52 typedef struct |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
53 { |
885
9f6ad2286011
Date: Wed, 28 Apr 2004 16:52:41 -0400
Sam Lantinga <slouken@libsdl.org>
parents:
847
diff
changeset
|
54 void(APIENTRY*glBegin)(GLenum); |
9f6ad2286011
Date: Wed, 28 Apr 2004 16:52:41 -0400
Sam Lantinga <slouken@libsdl.org>
parents:
847
diff
changeset
|
55 void(APIENTRY*glEnd)(); |
9f6ad2286011
Date: Wed, 28 Apr 2004 16:52:41 -0400
Sam Lantinga <slouken@libsdl.org>
parents:
847
diff
changeset
|
56 void(APIENTRY*glVertex3f)(GLfloat, GLfloat, GLfloat); |
9f6ad2286011
Date: Wed, 28 Apr 2004 16:52:41 -0400
Sam Lantinga <slouken@libsdl.org>
parents:
847
diff
changeset
|
57 void(APIENTRY*glClearColor)(GLfloat, GLfloat, GLfloat, GLfloat); |
9f6ad2286011
Date: Wed, 28 Apr 2004 16:52:41 -0400
Sam Lantinga <slouken@libsdl.org>
parents:
847
diff
changeset
|
58 void(APIENTRY*glClear)(GLbitfield); |
9f6ad2286011
Date: Wed, 28 Apr 2004 16:52:41 -0400
Sam Lantinga <slouken@libsdl.org>
parents:
847
diff
changeset
|
59 void(APIENTRY*glDisable)(GLenum); |
9f6ad2286011
Date: Wed, 28 Apr 2004 16:52:41 -0400
Sam Lantinga <slouken@libsdl.org>
parents:
847
diff
changeset
|
60 void(APIENTRY*glEnable)(GLenum); |
9f6ad2286011
Date: Wed, 28 Apr 2004 16:52:41 -0400
Sam Lantinga <slouken@libsdl.org>
parents:
847
diff
changeset
|
61 void(APIENTRY*glColor4ub)(GLubyte,GLubyte,GLubyte,GLubyte); |
9f6ad2286011
Date: Wed, 28 Apr 2004 16:52:41 -0400
Sam Lantinga <slouken@libsdl.org>
parents:
847
diff
changeset
|
62 void(APIENTRY*glPointSize)(GLfloat); |
9f6ad2286011
Date: Wed, 28 Apr 2004 16:52:41 -0400
Sam Lantinga <slouken@libsdl.org>
parents:
847
diff
changeset
|
63 void(APIENTRY*glHint)(GLenum,GLenum); |
9f6ad2286011
Date: Wed, 28 Apr 2004 16:52:41 -0400
Sam Lantinga <slouken@libsdl.org>
parents:
847
diff
changeset
|
64 void(APIENTRY*glBlendFunc)(GLenum,GLenum); |
9f6ad2286011
Date: Wed, 28 Apr 2004 16:52:41 -0400
Sam Lantinga <slouken@libsdl.org>
parents:
847
diff
changeset
|
65 void(APIENTRY*glMatrixMode)(GLenum); |
9f6ad2286011
Date: Wed, 28 Apr 2004 16:52:41 -0400
Sam Lantinga <slouken@libsdl.org>
parents:
847
diff
changeset
|
66 void(APIENTRY*glLoadIdentity)(); |
9f6ad2286011
Date: Wed, 28 Apr 2004 16:52:41 -0400
Sam Lantinga <slouken@libsdl.org>
parents:
847
diff
changeset
|
67 void(APIENTRY*glOrtho)(GLdouble,GLdouble,GLdouble,GLdouble,GLdouble,GLdouble); |
9f6ad2286011
Date: Wed, 28 Apr 2004 16:52:41 -0400
Sam Lantinga <slouken@libsdl.org>
parents:
847
diff
changeset
|
68 void(APIENTRY*glRotatef)(GLfloat,GLfloat,GLfloat,GLfloat); |
9f6ad2286011
Date: Wed, 28 Apr 2004 16:52:41 -0400
Sam Lantinga <slouken@libsdl.org>
parents:
847
diff
changeset
|
69 void(APIENTRY*glViewport)(GLint,GLint,GLsizei,GLsizei); |
9f6ad2286011
Date: Wed, 28 Apr 2004 16:52:41 -0400
Sam Lantinga <slouken@libsdl.org>
parents:
847
diff
changeset
|
70 void(APIENTRY*glFogf)(GLenum,GLfloat); |
839
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
71 } |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
72 glfuncs; |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
73 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
74 void init_glfuncs(glfuncs* f) |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
75 { |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
76 f->glBegin=get_funcaddr("glBegin"); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
77 f->glEnd=get_funcaddr("glEnd"); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
78 f->glVertex3f=get_funcaddr("glVertex3f"); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
79 f->glClearColor=get_funcaddr("glClearColor"); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
80 f->glClear=get_funcaddr("glClear"); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
81 f->glDisable=get_funcaddr("glDisable"); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
82 f->glEnable=get_funcaddr("glEnable"); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
83 f->glColor4ub=get_funcaddr("glColor4ub"); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
84 f->glPointSize=get_funcaddr("glPointSize"); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
85 f->glHint=get_funcaddr("glHint"); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
86 f->glBlendFunc=get_funcaddr("glBlendFunc"); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
87 f->glMatrixMode=get_funcaddr("glMatrixMode"); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
88 f->glLoadIdentity=get_funcaddr("glLoadIdentity"); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
89 f->glOrtho=get_funcaddr("glOrtho"); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
90 f->glRotatef=get_funcaddr("glRotatef"); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
91 f->glViewport=get_funcaddr("glViewport"); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
92 f->glFogf=get_funcaddr("glFogf"); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
93 } |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
94 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
95 #define NB_PIXELS 1000 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
96 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
97 int main(int argc,char *argv[]) |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
98 { |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
99 glfuncs f; |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
100 int i; |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
101 SDL_Event event; |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
102 int done=0; |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
103 GLfloat pixels[NB_PIXELS*3]; |
1440
ae78374ac894
Passing a NULL GL library does the right thing nowadays.
Sam Lantinga <slouken@libsdl.org>
parents:
1439
diff
changeset
|
104 const char *gl_library = NULL; /* Use the default GL library */ |
1402
d910939febfa
Use consistent identifiers for the various platforms we support.
Sam Lantinga <slouken@libsdl.org>
parents:
1386
diff
changeset
|
105 |
842
0eec9985767d
Load the correct library on Windows
Sam Lantinga <slouken@libsdl.org>
parents:
839
diff
changeset
|
106 if (argv[1]) { |
0eec9985767d
Load the correct library on Windows
Sam Lantinga <slouken@libsdl.org>
parents:
839
diff
changeset
|
107 gl_library = argv[1]; |
839
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
108 } |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
109 |
842
0eec9985767d
Load the correct library on Windows
Sam Lantinga <slouken@libsdl.org>
parents:
839
diff
changeset
|
110 if (SDL_Init(SDL_INIT_VIDEO)<0) |
839
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
111 { |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
112 printf("Unable to init SDL : %s\n",SDL_GetError()); |
1151
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
990
diff
changeset
|
113 return(1); |
839
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
114 } |
990
8e20c48a9c13
Restore everything when a function pointer is NULL
Patrice Mandin <patmandin@gmail.com>
parents:
910
diff
changeset
|
115 |
839
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
116 if (SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER,1)<0) |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
117 { |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
118 printf("Unable to set GL attribute : %s\n",SDL_GetError()); |
1151
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
990
diff
changeset
|
119 quit(1); |
839
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
120 } |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
121 |
842
0eec9985767d
Load the correct library on Windows
Sam Lantinga <slouken@libsdl.org>
parents:
839
diff
changeset
|
122 if (SDL_GL_LoadLibrary(gl_library)<0) |
839
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
123 { |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
124 printf("Unable to dynamically open GL lib : %s\n",SDL_GetError()); |
1151
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
990
diff
changeset
|
125 quit(1); |
839
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
126 } |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
127 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
128 if (SDL_SetVideoMode(640,480,0,SDL_OPENGL)==NULL) |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
129 { |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
130 printf("Unable to open video mode : %s\n",SDL_GetError()); |
1151
be9c9c8f6d53
Removed atexit() from most of the test programs; atexit(SDL_Quit) isn't safe
Ryan C. Gordon <icculus@icculus.org>
parents:
990
diff
changeset
|
131 quit(1); |
839
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
132 } |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
133 |
910
4ab6d1fd028f
Date: Sat, 26 Jun 2004 14:58:42 +0300
Sam Lantinga <slouken@libsdl.org>
parents:
885
diff
changeset
|
134 /* Set the window manager title bar */ |
4ab6d1fd028f
Date: Sat, 26 Jun 2004 14:58:42 +0300
Sam Lantinga <slouken@libsdl.org>
parents:
885
diff
changeset
|
135 SDL_WM_SetCaption( "SDL Dynamic OpenGL Loading Test", "testdyngl" ); |
4ab6d1fd028f
Date: Sat, 26 Jun 2004 14:58:42 +0300
Sam Lantinga <slouken@libsdl.org>
parents:
885
diff
changeset
|
136 |
839
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
137 init_glfuncs(&f); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
138 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
139 for(i=0;i<NB_PIXELS;i++) |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
140 { |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
141 pixels[3*i]=rand()%250-125; |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
142 pixels[3*i+1]=rand()%250-125; |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
143 pixels[3*i+2]=rand()%250-125; |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
144 } |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
145 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
146 f.glViewport(0,0,640,480); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
147 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
148 f.glMatrixMode(GL_PROJECTION); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
149 f.glLoadIdentity(); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
150 f.glOrtho(-100,100,-100,100,-500,500); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
151 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
152 f.glMatrixMode(GL_MODELVIEW); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
153 f.glLoadIdentity(); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
154 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
155 f.glEnable(GL_DEPTH_TEST); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
156 f.glDisable(GL_TEXTURE_2D); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
157 f.glEnable(GL_BLEND); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
158 f.glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
159 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
160 f.glClearColor(0.0f,0.0f,0.0f,0.0f); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
161 f.glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
162 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
163 f.glEnable(GL_POINT_SMOOTH); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
164 f.glHint(GL_POINT_SMOOTH_HINT,GL_NICEST); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
165 f.glPointSize(5.0f); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
166 f.glEnable(GL_FOG); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
167 f.glFogf(GL_FOG_START,-500); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
168 f.glFogf(GL_FOG_END,500); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
169 f.glFogf(GL_FOG_DENSITY,0.005); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
170 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
171 do |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
172 { |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
173 f.glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
174 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
175 f.glRotatef(2.0,1.0,1.0,1.0); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
176 f.glRotatef(1.0,0.0,1.0,1.0); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
177 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
178 f.glColor4ub(255,255,255,255); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
179 f.glBegin(GL_POINTS); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
180 for(i=0;i<NB_PIXELS;i++) |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
181 { |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
182 f.glVertex3f(pixels[3*i],pixels[3*i+1],pixels[3*i+2]); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
183 } |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
184 f.glEnd(); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
185 SDL_GL_SwapBuffers(); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
186 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
187 while(SDL_PollEvent(&event)) |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
188 { |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
189 if(event.type & SDL_KEYDOWN) |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
190 done=1; |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
191 } |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
192 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
193 SDL_Delay(20); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
194 } |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
195 while(!done); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
196 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
197 SDL_Quit(); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
198 return 0; |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
199 } |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
200 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
201 #else /* HAVE_OPENGL */ |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
202 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
203 int main(int argc, char *argv[]) |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
204 { |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
205 printf("No OpenGL support on this system\n"); |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
206 return 1; |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
207 } |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
208 |
7b255f0290da
Added a test program for dynamically loading OpenGL
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
209 #endif /* HAVE_OPENGL */ |