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fix pfn types for linux

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This commit is contained in:
David Rose 2005-03-03 23:38:54 +00:00
parent 26664d4f5b
commit 1e8a6a9fee
2 changed files with 15 additions and 1 deletions
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14
panda/src/glstuff/glGraphicsStateGuardian_src.cxx
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@ -349,12 +349,24 @@ reset() {
_supports_3d_texture =
has_extension("GL_EXT_texture3D") || is_at_least_version(1, 2);
if (_supports_3d_texture) {
if (is_at_least_version(1, 2)) {
_supports_3d_texture = true;
_glTexImage3D = (PFNGLTEXIMAGE3DPROC)
get_extension_func(GLPREFIX_QUOTED, "TexImage3D");
_glTexSubImage3D = (PFNGLTEXSUBIMAGE3DPROC)
get_extension_func(GLPREFIX_QUOTED, "TexSubImage3D");
} else if (has_extension("GL_EXT_texture3D")) {
_supports_3d_texture = true;
_glTexImage3D = (PFNGLTEXIMAGE3DPROC)
get_extension_func(GLPREFIX_QUOTED, "TexImage3DEXT");
_glTexSubImage3D = (PFNGLTEXSUBIMAGE3DPROC)
get_extension_func(GLPREFIX_QUOTED, "TexSubImage3DEXT");
}
if (_supports_3d_texture) {
if (_glTexImage3D == NULL || _glTexSubImage3D == NULL) {
GLCAT.warning()
<< "3-D textures advertised as supported by OpenGL runtime, but could not get pointers to extension functions.\n";

2
panda/src/glstuff/glGraphicsStateGuardian_src.h
View File

@ -48,6 +48,8 @@ class Light;
// system GL version matches or exceeds the GL version in which these
// functions are defined, and the system gl.h sometimes doesn't
// declare these typedefs.
typedef void (APIENTRYP PFNGLTEXIMAGE3DPROC) (GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
typedef void (APIENTRYP PFNGLTEXSUBIMAGE3DPROC) (GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, const GLvoid *pixels);
typedef void (APIENTRYP PFNGLACTIVETEXTUREPROC) (GLenum texture);
typedef void (APIENTRYP PFNGLMULTITEXCOORD2FVPROC) (GLenum target, const GLfloat *v);
typedef void (APIENTRYP PFNGLBLENDEQUATIONPROC) (GLenum mode);