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#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"
#include "ppport.h"
#include <GL/gl.h>
#include <GL/glext.h>
#ifndef GL_VERSION_1_0
#define GL_VERSION_1_0 1
#endif
#define MAX_GL_TEXPARAMETER_COUNT 4
extern int gl_texparameter_count(GLenum pname);
#define MAX_GL_TEXENV_COUNT 4
extern int gl_texenv_count(GLenum pname);
#define MAX_GL_TEXGEN_COUNT 4
extern int gl_texgen_count(GLenum pname);
#define MAX_GL_MATERIAL_COUNT 4
extern int gl_material_count(GLenum pname);
#define MAX_GL_MAP_COUNT 4
extern int gl_map_count(GLenum target, GLenum query);
#define MAX_GL_LIGHT_COUNT 4
extern int gl_light_count(GLenum pname);
#define MAX_GL_LIGHTMODEL_COUNT 4
extern int gl_lightmodel_count(GLenum pname);
#define MAX_GL_FOG_COUNT 4
extern int gl_fog_count(GLenum pname);
#define MAX_GL_GET_COUNT 16
extern int gl_get_count(GLenum param);
extern int gl_pixelmap_size(GLenum map);
extern int gl_state_count(GLenum state);
enum {
gl_pixelbuffer_pack = 1,
gl_pixelbuffer_unpack = 2,
};
extern unsigned long gl_pixelbuffer_size(
GLenum format,
GLsizei width,
GLsizei height,
GLenum type,
int mode);
extern GLvoid * pack_image_ST(SV ** stack, int count, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, int mode);
extern GLvoid * allocate_image_ST(GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, int mode);
extern SV ** unpack_image_ST(SV ** SP, void * data,
GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, int mode);
extern GLvoid * ELI(SV * sv, GLsizei width, GLsizei height, GLenum format, GLenum type, int mode);
extern GLvoid * EL(SV * sv, int needlen);
extern int gl_type_size(GLenum type);
extern int gl_component_count(GLenum format, GLenum type);
struct oga_struct {
int type_count, item_count;
GLenum * types;
GLint * type_offset;
int total_types_width;
void * data;
int data_length;
int free_data;
};
typedef struct oga_struct oga_struct;
typedef oga_struct * OpenGL__Array;
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