66 lines
2.1 KiB
Text
66 lines
2.1 KiB
Text
// glimp_stub.cpp.m4
|
|
// stub gl/glX APIs
|
|
|
|
#include "idlib/precompiled.h"
|
|
#include "renderer/tr_local.h"
|
|
#pragma hdrstop
|
|
|
|
dnl =====================================================
|
|
dnl utils
|
|
dnl =====================================================
|
|
|
|
define(`forloop',
|
|
`pushdef(`$1', `$2')_forloop(`$1', `$2', `$3', `$4')popdef(`$1')')
|
|
define(`_forloop',
|
|
`$4`'ifelse($1, `$3', ,
|
|
`define(`$1', incr($1))_forloop(`$1', `$2', `$3', `$4')')')
|
|
|
|
dnl =====================================================
|
|
dnl the gl wgl glX definitions
|
|
dnl =====================================================
|
|
include(../gllog/gl_def.m4)
|
|
|
|
dnl =====================================================
|
|
dnl qgl stubs
|
|
dnl there is a number of functions for which we have special case code
|
|
dnl =====================================================
|
|
|
|
define(`override_GetError', `')
|
|
define(`override_GenLists', `')
|
|
define(`override_GetIntegerv', `')
|
|
define(`override_GetString', `')
|
|
|
|
define(`instance_funcptr', ``$1' gl`$2'(`$3'){}')
|
|
define(`try_instance_funcptr', `ifdef(`override_'$2, ,`instance_funcptr(`$1', `$2', `$3')')')
|
|
forloop(`i', gl_start, gl_end, `try_instance_funcptr(indir(`f'i`_ret'), indir(`f'i`_name'), indir(`f'i`_params'))
|
|
')
|
|
|
|
dnl =====================================================
|
|
dnl glX stubs
|
|
dnl =====================================================
|
|
|
|
define(`override_GetProcAddressARB', `')
|
|
|
|
define(`instance_funcptr', ``$1' glX`$2'(`$3'){}')
|
|
define(`try_instance_funcptr', `ifdef(`override_'$2, ,`instance_funcptr(`$1', `$2', `$3')')')
|
|
forloop(`i', glX_start, glX_end, `try_instance_funcptr(indir(`f'i`_ret'), indir(`f'i`_name'), indir(`f'i`_params'))
|
|
')
|
|
|
|
GLenum glGetError(void){return 0;}
|
|
|
|
GLuint glGenLists(GLsizei range){return 0;}
|
|
|
|
void glGetIntegerv(GLenum pname, GLint *params){
|
|
switch( pname ) {
|
|
case GL_MAX_TEXTURE_SIZE: *params = 1024; break;
|
|
case GL_MAX_TEXTURE_UNITS_ARB: *params = 2; break;
|
|
default: *params = 0; break;
|
|
}
|
|
}
|
|
|
|
const GLubyte * glGetString(GLenum name){
|
|
switch( name ) {
|
|
case GL_EXTENSIONS: return (GLubyte *)"GL_ARB_multitexture GL_ARB_texture_env_combine GL_ARB_texture_cube_map GL_ARB_texture_env_dot3";
|
|
}
|
|
return (const GLubyte *)"";
|
|
}
|