tge/engine/platformMacCarb/macCarbNPatch.h
2017-04-17 06:17:10 -06:00

58 lines
2.4 KiB
C
Executable File

// macCarbNPatch.h
//
// mac specific implementation(s) of NPatch functionality
// since each platform might use slightly diff methods to control.
// current Mac NPatches is ATI TRUFORM implementation, accessed on OS9 via a
// back door method. OSX tests for the ATIX extension.
#if !defined(TORQUE_OS_MAC_OSX)
#define AGLSETINT_NPATCH_FLAG ((unsigned long)500)
#define AGLSETINT_NPATCH_LOD ((unsigned long)501)
#define AGLSETINT_NPATCH_POINTINTERP ((unsigned long)502)
#define AGLSETINT_NPATCH_NORMALINTERP ((unsigned long)503)
#endif
// for the moment, this seems to be the best roundup of
// the npatch extensions on the PC.
#ifndef GL_ATIX_pn_triangles
#define GL_ATIX_pn_triangles 1
#define GL_PN_TRIANGLES_ATIX 0x6090
#define GL_MAX_PN_TRIANGLES_TESSELATION_LEVEL_ATIX 0x6091
#define GL_PN_TRIANGLES_POINT_MODE_ATIX 0x6092
#define GL_PN_TRIANGLES_NORMAL_MODE_ATIX 0x6093
#define GL_PN_TRIANGLES_TESSELATION_LEVEL_ATIX 0x6094
#define GL_PN_TRIANGLES_POINT_MODE_LINEAR_ATIX 0x6095
#define GL_PN_TRIANGLES_POINT_MODE_CUBIC_ATIX 0x6096
#define GL_PN_TRIANGLES_NORMAL_MODE_LINEAR_ATIX 0x6097
#define GL_PN_TRIANGLES_NORMAL_MODE_QUADRATIC_ATIX 0x6098
#if defined(TORQUE_OS_MAC_OSX) // for the moment...
extern void glPNTrianglesiATIX(GLenum pname, GLint param);
extern void glPNTrianglesfATIX(GLenum pname, GLfloat param);
#endif
#endif
typedef void (*PFNGLPNTRIANGLESIATIPROC)(GLenum pname, GLint param);
//typedef void (APIENTRY *PFNGLPNTRIANGLESFATIPROC)(GLenum pname, GLfloat param);
#define GL_NPATCH_EXT_STRING "GL_ATIX_pn_triangles"
#define GL_NPATCH_SETINT_STRING "glPNTrianglesiATIX"
typedef PFNGLPNTRIANGLESIATIPROC PFNNPatchSetInt;
#define GETINT_NPATCH_MAX_LEVEL GL_MAX_PN_TRIANGLES_TESSELATION_LEVEL_ATIX
#define GL_NPATCH_FLAG GL_PN_TRIANGLES_ATIX
#define SETINT_NPATCH_LOD GL_PN_TRIANGLES_TESSELATION_LEVEL_ATIX
#define SETINT_NPATCH_POINTINTERP GL_PN_TRIANGLES_POINT_MODE_ATIX
#define SETINT_NPATCH_NORMALINTERP GL_PN_TRIANGLES_NORMAL_MODE_ATIX
#define NPATCH_POINTINTERP_MIN GL_PN_TRIANGLES_POINT_MODE_LINEAR_ATIX
#define NPATCH_POINTINTERP_MAX GL_PN_TRIANGLES_POINT_MODE_CUBIC_ATIX
#define NPATCH_NORMALINTERP_MIN GL_PN_TRIANGLES_NORMAL_MODE_LINEAR_ATIX
#define NPATCH_NORMALINTERP_MAX GL_PN_TRIANGLES_NORMAL_MODE_QUADRATIC_ATIX