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GLFW.xs
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GLFW.xs
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#define PERL_NO_GET_CONTEXT
#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"
#include "ppport.h"
#include <GLFW/glfw3.h>
#include <stdio.h>
// AV index values for callbacks which are stored as an *AV
// in the GLFW user pointer. The first element of the array
// is used to hold the user pointer (a.k.a. perl user ref).
//
enum AVindex {
userpointer = 0,
charfun,
charmodsfun,
cursorenterfun,
cursorposfun,
dropfun,
framebuffersizefun,
keyfun,
mousebuttonfun,
scrollfun,
windowclosefun,
windowfocusfun,
windowiconifyfun,
windowposfun,
windowrefreshfun,
windowsizefun,
AVlen
};
static int done_non_void_callback_warn = 0;
void callback_warn(void) {
if (! done_non_void_callback_warn ) {
warn("Callback set in non-void context! Return values not implemented");
done_non_void_callback_warn++;
}
}
//----------------------------------------------------------------
// Global callbacks
//----------------------------------------------------------------
static SV * errorfunsv = (SV*) NULL;
void errorfun_callback(int error, const char* description)
{
dTHX;
dSP;
ENTER;
SAVETMPS;
PUSHMARK(SP);
XPUSHs(sv_2mortal(newSViv(error)));
XPUSHs(sv_2mortal(newSVpv(description, 0)));
PUTBACK;
if ( SvOK(errorfunsv) ) {
call_sv(errorfunsv, G_VOID);
}
SPAGAIN;
FREETMPS;
LEAVE;
}
static SV * monitorfunsv = (SV*) NULL;
void monitorfun_callback(GLFWmonitor* monitor, int event)
{
dTHX;
dSP;
ENTER;
SAVETMPS;
PUSHMARK(SP);
XPUSHs(sv_2mortal(newRV_noinc(newSViv(PTR2IV(monitor)))));
XPUSHs(sv_2mortal(newSViv(event)));
PUTBACK;
if ( SvOK(monitorfunsv) ) {
call_sv(monitorfunsv, G_VOID);
}
SPAGAIN;
FREETMPS;
LEAVE;
}
static SV * joystickfunsv = (SV*) NULL;
void joystickfun_callback(int joy_id, int event)
{
dTHX;
dSP;
ENTER;
SAVETMPS;
PUSHMARK(SP);
XPUSHs(sv_2mortal(newSViv(joy_id)));
XPUSHs(sv_2mortal(newSViv(event)));
PUTBACK;
if ( SvOK(joystickfunsv) ) {
call_sv(joystickfunsv, G_VOID);
}
SPAGAIN;
FREETMPS;
LEAVE;
}
//----------------------------------------------------------------
// Per-window callbacks
//
// The per-window callbacks are stored in a perl array
// whose reference is kept in the User Pointer.
//----------------------------------------------------------------
// (* GLFWcharfun)(GLFWwindow*,unsigned int);
void charfun_callback (GLFWwindow* window, unsigned int codepoint)
{
dTHX;
dSP;
AV* winav;
int cvind = charfun;
SV** fetchval;
SV* charfunsv;
winav = glfwGetWindowUserPointer(window);
if (winav == (AV*) NULL)
croak("charfun_callback: winav is NULL");
fetchval = av_fetch(winav, cvind, 0);
if (! fetchval)
croak("charfun_callback: winav[charfun] is NULL");
charfunsv = *fetchval;
ENTER;
SAVETMPS;
PUSHMARK(SP);
XPUSHs(sv_2mortal(newRV_noinc(newSViv(PTR2IV(window)))));
XPUSHs(sv_2mortal(newSVuv(codepoint)));
PUTBACK;
call_sv(charfunsv, G_VOID);
SPAGAIN;
FREETMPS;
LEAVE;
}
// (* GLFWcharmodsfun)(GLFWwindow*,unsigned int,int);
void charmodsfun_callback (GLFWwindow* window, unsigned int codepoint, int mods)
{
dTHX;
dSP;
AV* winav;
int cvind = charmodsfun;
SV** fetchval;
SV* charmodsfunsv;
winav = glfwGetWindowUserPointer(window);
if (winav == (AV*) NULL)
croak("charmodsfun_callback: winav is NULL");
fetchval = av_fetch(winav, cvind, 0);
if (! fetchval)
croak("charmodsfun_callback: winav[charmodsfun] is NULL");
charmodsfunsv = *fetchval;
ENTER;
SAVETMPS;
PUSHMARK(SP);
XPUSHs(sv_2mortal(newRV_noinc(newSViv(PTR2IV(window)))));
XPUSHs(sv_2mortal(newSVuv(codepoint)));
XPUSHs(sv_2mortal(newSViv(mods)));
PUTBACK;
call_sv(charmodsfunsv, G_VOID);
SPAGAIN;
FREETMPS;
LEAVE;
}
// (* GLFWcursorenterfun)(GLFWwindow*,int);
void cursorenterfun_callback (GLFWwindow* window, int entered)
{
dTHX;
dSP;
AV* winav;
int cvind = cursorenterfun;
SV** fetchval;
SV* cursorenterfunsv;
winav = glfwGetWindowUserPointer(window);
if (winav == (AV*) NULL)
croak("cursorenterfun_callback: winav is NULL");
fetchval = av_fetch(winav, cvind, 0);
if (! fetchval)
croak("cursorenterfun_callback: winav[cursorenterfun] is NULL");
cursorenterfunsv = *fetchval;
ENTER;
SAVETMPS;
PUSHMARK(SP);
XPUSHs(sv_2mortal(newRV_noinc(newSViv(PTR2IV(window)))));
XPUSHs(sv_2mortal(newSViv(entered)));
PUTBACK;
call_sv(cursorenterfunsv, G_VOID);
SPAGAIN;
FREETMPS;
LEAVE;
}
// (* GLFWcursorposfun)(GLFWwindow*,double,double);
void cursorposfun_callback (GLFWwindow* window, double xpos, double ypos)
{
dTHX;
dSP;
AV* winav;
int cvind = cursorposfun;
SV** fetchval;
SV* cursorposfunsv;
winav = glfwGetWindowUserPointer(window);
if (winav == (AV*) NULL)
croak("cursorposfun_callback: winav is NULL");
fetchval = av_fetch(winav, cvind, 0);
if (! fetchval)
croak("cursorposfun_callback: winav[cursorposfun] is NULL");
cursorposfunsv = *fetchval;
ENTER;
SAVETMPS;
PUSHMARK(SP);
XPUSHs(sv_2mortal(newRV_noinc(newSViv(PTR2IV(window)))));
XPUSHs(sv_2mortal(newSVnv(xpos)));
XPUSHs(sv_2mortal(newSVnv(ypos)));
PUTBACK;
call_sv(cursorposfunsv, G_VOID);
SPAGAIN;
FREETMPS;
LEAVE;
}
// (* GLFWdropfun)(GLFWwindow*,int,const char**);
void dropfun_callback (GLFWwindow* window, int count, const char** paths)
{
dTHX;
dSP;
AV* winav;
int cvind = dropfun;
SV** fetchval;
SV* dropfunsv;
int npath;
winav = glfwGetWindowUserPointer(window);
if (winav == (AV*) NULL)
croak("dropfun_callback: winav is NULL");
fetchval = av_fetch(winav, cvind, 0);
if (! fetchval)
croak("dropfun_callback: winav[dropfun] is NULL");
dropfunsv = *fetchval;
ENTER;
SAVETMPS;
PUSHMARK(SP);
XPUSHs(sv_2mortal(newRV_noinc(newSViv(PTR2IV(window)))));
// XPUSHs(sv_2mortal(newSViv(count)));
for (npath=0; npath<count; npath++)
XPUSHs(sv_2mortal(newSVpv(paths[npath],0)));
PUTBACK;
call_sv(dropfunsv, G_VOID);
SPAGAIN;
FREETMPS;
LEAVE;
}
// (* GLFWframebuffersizefun)(GLFWwindow*,int,int);
void framebuffersizefun_callback (GLFWwindow* window, int width, int height)
{
dTHX;
dSP;
AV* winav;
int cvind = framebuffersizefun;
SV** fetchval;
SV* framebuffersizefunsv;
winav = glfwGetWindowUserPointer(window);
if (winav == (AV*) NULL)
croak("framebuffersizefun_callback: winav is NULL");
fetchval = av_fetch(winav, cvind, 0);
if (! fetchval)
croak("framebuffersizefun_callback: winav[framebuffersizefun] is NULL");
framebuffersizefunsv = *fetchval;
ENTER;
SAVETMPS;
PUSHMARK(SP);
XPUSHs(sv_2mortal(newRV_noinc(newSViv(PTR2IV(window)))));
XPUSHs(sv_2mortal(newSViv(width)));
XPUSHs(sv_2mortal(newSViv(height)));
PUTBACK;
call_sv(framebuffersizefunsv, G_VOID);
SPAGAIN;
FREETMPS;
LEAVE;
}
// void key_callback(GLFWwindow* window, int key, int scancode, int action, int mods)
void keyfun_callback(GLFWwindow* window, int key, int scancode, int action, int mods)
{
dTHX;
dSP;
AV* winav;
int cvind = keyfun;
SV** fetchval;
SV* keyfunsv;
winav = glfwGetWindowUserPointer(window);
if (winav == (AV*) NULL)
croak("keyfun_callback: winav is NULL");
fetchval = av_fetch(winav, cvind, 0);
if (! fetchval)
croak("keyfun_callback: winav[keyfun] is NULL");
keyfunsv = *fetchval;
ENTER;
SAVETMPS;
PUSHMARK(SP);
XPUSHs(sv_2mortal(newRV_noinc(newSViv(PTR2IV(window)))));
XPUSHs(sv_2mortal(newSViv(key)));
XPUSHs(sv_2mortal(newSViv(scancode)));
XPUSHs(sv_2mortal(newSViv(action)));
XPUSHs(sv_2mortal(newSViv(mods)));
PUTBACK;
call_sv(keyfunsv, G_VOID);
SPAGAIN;
FREETMPS;
LEAVE;
}
// (* GLFWmousebuttonfun)(GLFWwindow*,int,int,int);
void mousebuttonfun_callback (GLFWwindow* window, int button, int action, int mods)
{
dTHX;
dSP;
AV* winav;
int cvind = mousebuttonfun;
SV** fetchval;
SV* mousebuttonfunsv;
winav = glfwGetWindowUserPointer(window);
if (winav == (AV*) NULL)
croak("mousebuttonfun_callback: winav is NULL");
fetchval = av_fetch(winav, cvind, 0);
if (! fetchval)
croak("mousebuttonfun_callback: winav[mousebuttonfun] is NULL");
mousebuttonfunsv = *fetchval;
ENTER;
SAVETMPS;
PUSHMARK(SP);
XPUSHs(sv_2mortal(newRV_noinc(newSViv(PTR2IV(window)))));
XPUSHs(sv_2mortal(newSViv(button)));
XPUSHs(sv_2mortal(newSViv(action)));
XPUSHs(sv_2mortal(newSViv(mods)));
PUTBACK;
call_sv(mousebuttonfunsv, G_VOID);
SPAGAIN;
FREETMPS;
LEAVE;
}
// (* GLFWscrollfun)(GLFWwindow*,double,double);
void scrollfun_callback (GLFWwindow* window, double xoffset, double yoffset)
{
dTHX;
dSP;
AV* winav;
int cvind = scrollfun;
SV** fetchval;
SV* scrollfunsv;
winav = glfwGetWindowUserPointer(window);
if (winav == (AV*) NULL)
croak("scrollfun_callback: winav is NULL");
fetchval = av_fetch(winav, cvind, 0);
if (! fetchval)
croak("scrollfun_callback: winav[scrollfun] is NULL");
scrollfunsv = *fetchval;
ENTER;
SAVETMPS;
PUSHMARK(SP);
XPUSHs(sv_2mortal(newRV_noinc(newSViv(PTR2IV(window)))));
XPUSHs(sv_2mortal(newSVnv(xoffset)));
XPUSHs(sv_2mortal(newSVnv(yoffset)));
PUTBACK;
call_sv(scrollfunsv, G_VOID);
SPAGAIN;
FREETMPS;
LEAVE;
}
// (* GLFWwindowclosefun)(GLFWwindow*);
void windowclosefun_callback (GLFWwindow* window)
{
dTHX;
dSP;
AV* winav;
int cvind = windowclosefun;
SV** fetchval;
SV* windowclosefunsv;
winav = glfwGetWindowUserPointer(window);
if (winav == (AV*) NULL)
croak("windowclosefun_callback: winav is NULL");
fetchval = av_fetch(winav, cvind, 0);
if (! fetchval)
croak("windowclosefun_callback: winav[windowclosefun] is NULL");
windowclosefunsv = *fetchval;
ENTER;
SAVETMPS;
PUSHMARK(SP);
XPUSHs(sv_2mortal(newRV_noinc(newSViv(PTR2IV(window)))));
PUTBACK;
call_sv(windowclosefunsv, G_VOID);
SPAGAIN;
FREETMPS;
LEAVE;
}
// (* GLFWwindowfocusfun)(GLFWwindow*,int);
void windowfocusfun_callback (GLFWwindow* window, int focused)
{
dTHX;
dSP;
AV* winav;
int cvind = windowfocusfun;
SV** fetchval;
SV* windowfocusfunsv;
winav = glfwGetWindowUserPointer(window);
if (winav == (AV*) NULL)
croak("windowfocusfun_callback: winav is NULL");
fetchval = av_fetch(winav, cvind, 0);
if (! fetchval)
croak("windowfocusfun_callback: winav[windowfocusfun] is NULL");
windowfocusfunsv = *fetchval;
ENTER;
SAVETMPS;
PUSHMARK(SP);
XPUSHs(sv_2mortal(newRV_noinc(newSViv(PTR2IV(window)))));
XPUSHs(sv_2mortal(newSViv(focused)));
PUTBACK;
call_sv(windowfocusfunsv, G_VOID);
SPAGAIN;
FREETMPS;
LEAVE;
}
// (* GLFWwindowiconifyfun)(GLFWwindow*,int);
void windowiconifyfun_callback (GLFWwindow* window, int iconified)
{
dTHX;
dSP;
AV* winav;
int cvind = windowiconifyfun;
SV** fetchval;
SV* windowiconifyfunsv;
winav = glfwGetWindowUserPointer(window);
if (winav == (AV*) NULL)
croak("windowiconifyfun_callback: winav is NULL");
fetchval = av_fetch(winav, cvind, 0);
if (! fetchval)
croak("windowiconifyfun_callback: winav[windowiconifyfun] is NULL");
windowiconifyfunsv = *fetchval;
ENTER;
SAVETMPS;
PUSHMARK(SP);
XPUSHs(sv_2mortal(newRV_noinc(newSViv(PTR2IV(window)))));
XPUSHs(sv_2mortal(newSViv(iconified)));
PUTBACK;
call_sv(windowiconifyfunsv, G_VOID);
SPAGAIN;
FREETMPS;
LEAVE;
}
// (* GLFWwindowposfun)(GLFWwindow*,int,int);
void windowposfun_callback (GLFWwindow* window, int xpos, int ypos)
{
dTHX;
dSP;
AV* winav;
int cvind = windowposfun;
SV** fetchval;
SV* windowposfunsv;
winav = glfwGetWindowUserPointer(window);
if (winav == (AV*) NULL)
croak("windowposfun_callback: winav is NULL");
fetchval = av_fetch(winav, cvind, 0);
if (! fetchval)
croak("windowposfun_callback: winav[windowposfun] is NULL");
windowposfunsv = *fetchval;
ENTER;
SAVETMPS;
PUSHMARK(SP);
XPUSHs(sv_2mortal(newRV_noinc(newSViv(PTR2IV(window)))));
XPUSHs(sv_2mortal(newSViv(xpos)));
XPUSHs(sv_2mortal(newSViv(ypos)));
PUTBACK;
call_sv(windowposfunsv, G_VOID);
SPAGAIN;
FREETMPS;
LEAVE;
}
// (* GLFWwindowrefreshfun)(GLFWwindow*);
void windowrefreshfun_callback (GLFWwindow* window)
{
dTHX;
dSP;
AV* winav;
int cvind = windowrefreshfun;
SV** fetchval;
SV* windowrefreshfunsv;
winav = glfwGetWindowUserPointer(window);
if (winav == (AV*) NULL)
croak("windowrefreshfun_callback: winav is NULL");
fetchval = av_fetch(winav, cvind, 0);
if (! fetchval)
croak("windowrefreshfun_callback: winav[windowrefreshfun] is NULL");
windowrefreshfunsv = *fetchval;
ENTER;
SAVETMPS;
PUSHMARK(SP);
XPUSHs(sv_2mortal(newRV_noinc(newSViv(PTR2IV(window)))));
PUTBACK;
call_sv(windowrefreshfunsv, G_VOID);
SPAGAIN;
FREETMPS;
LEAVE;
}
// (* GLFWwindowsizefun)(GLFWwindow*,int,int);
void windowsizefun_callback (GLFWwindow* window, int width, int height)
{
dTHX;
dSP;
AV* winav;
int cvind = windowsizefun;
SV** fetchval;
SV* windowsizefunsv;
winav = glfwGetWindowUserPointer(window);
if (winav == (AV*) NULL)
croak("windowsizefun_callback: winav is NULL");
fetchval = av_fetch(winav, cvind, 0);
if (! fetchval)
croak("windowsizefun_callback: winav[windowsizefun] is NULL");
windowsizefunsv = *fetchval;
ENTER;
SAVETMPS;
PUSHMARK(SP);
XPUSHs(sv_2mortal(newRV_noinc(newSViv(PTR2IV(window)))));
XPUSHs(sv_2mortal(newSViv(width)));
XPUSHs(sv_2mortal(newSViv(height)));
PUTBACK;
call_sv(windowsizefunsv, G_VOID);
SPAGAIN;
FREETMPS;
LEAVE;
}
MODULE = OpenGL::GLFW PACKAGE = OpenGL::GLFW
#//----------------------------------------------------
#// Set Per-window callbacks
#//----------------------------------------------------
#// want SV*
void
glfwSetWindowPosCallback(window, cbfun);
GLFWwindow* window
SV * cbfun
CODE:
void (*fpstatus)();
void * upoint;
int cvind = windowposfun;
int i;
SV** fetchval;
// Warn if used in non-void context
if (GIMME_V != G_VOID) callback_warn();
// Get user pointer
upoint = glfwGetWindowUserPointer(window);
if (NULL == upoint) {
upoint = newAV();
av_fill((AV*)upoint,AVlen);
for (i=0; i<AVlen; i++)
av_store((AV*)upoint,i,&PL_sv_undef);
glfwSetWindowUserPointer(window,upoint);
}
if (NULL == av_store((AV*)upoint,windowposfun,SvREFCNT_inc(cbfun)))
SvREFCNT_dec(cbfun);
// Enable the C wrapper windowposfun callback
fpstatus = glfwSetWindowPosCallback(window, windowposfun_callback);
#// want SV*
void
glfwSetWindowSizeCallback(window, cbfun);
GLFWwindow* window
SV * cbfun
CODE:
void (*fpstatus)();
void * upoint;
int cvind = windowsizefun;
int i;
SV** fetchval;
// Warn if used in non-void context
if (GIMME_V != G_VOID) callback_warn();
// Get user pointer
upoint = glfwGetWindowUserPointer(window);
if (NULL == upoint) {
upoint = newAV();
av_fill((AV*)upoint,AVlen);
for (i=0; i<AVlen; i++)
av_store((AV*)upoint,i,&PL_sv_undef);
glfwSetWindowUserPointer(window,upoint);
}
if (NULL == av_store((AV*)upoint,windowsizefun,SvREFCNT_inc(cbfun)))
SvREFCNT_dec(cbfun);
// Enable the C wrapper windowsizefun callback
fpstatus = glfwSetWindowSizeCallback(window, windowsizefun_callback);
#// want SV*
void
glfwSetWindowCloseCallback(window, cbfun);
GLFWwindow* window
SV * cbfun
CODE:
void (*fpstatus)();
void * upoint;
int cvind = windowclosefun;
int i;
SV** fetchval;
// Warn if used in non-void context
if (GIMME_V != G_VOID) callback_warn();
// Get user pointer
upoint = glfwGetWindowUserPointer(window);
if (NULL == upoint) {
upoint = newAV();
av_fill((AV*)upoint,AVlen);
for (i=0; i<AVlen; i++)
av_store((AV*)upoint,i,&PL_sv_undef);
glfwSetWindowUserPointer(window,upoint);
}
if (NULL == av_store((AV*)upoint,windowclosefun,SvREFCNT_inc(cbfun)))
SvREFCNT_dec(cbfun);
// Enable the C wrapper windowclosefun callback
fpstatus = glfwSetWindowCloseCallback(window, windowclosefun_callback);
#// want SV*
void
glfwSetWindowRefreshCallback(window, cbfun);
GLFWwindow* window
SV * cbfun
CODE:
void (*fpstatus)();
void * upoint;
int cvind = windowrefreshfun;
int i;
SV** fetchval;
// Warn if used in non-void context
if (GIMME_V != G_VOID) callback_warn();
// Get user pointer
upoint = glfwGetWindowUserPointer(window);
if (NULL == upoint) {
upoint = newAV();
av_fill((AV*)upoint,AVlen);
for (i=0; i<AVlen; i++)
av_store((AV*)upoint,i,&PL_sv_undef);
glfwSetWindowUserPointer(window,upoint);
}
if (NULL == av_store((AV*)upoint,windowrefreshfun,SvREFCNT_inc(cbfun)))
SvREFCNT_dec(cbfun);
// Enable the C wrapper windowrefreshfun callback
fpstatus = glfwSetWindowRefreshCallback(window, windowrefreshfun_callback);
#// want SV*
void
glfwSetWindowFocusCallback(window, cbfun);
GLFWwindow* window
SV * cbfun
CODE:
void (*fpstatus)();
void * upoint;
int cvind = windowfocusfun;
int i;
SV** fetchval;
// Warn if used in non-void context
if (GIMME_V != G_VOID) callback_warn();
// Get user pointer
upoint = glfwGetWindowUserPointer(window);
if (NULL == upoint) {
upoint = newAV();
av_fill((AV*)upoint,AVlen);
for (i=0; i<AVlen; i++)
av_store((AV*)upoint,i,&PL_sv_undef);
glfwSetWindowUserPointer(window,upoint);
}
if (NULL == av_store((AV*)upoint,windowfocusfun,SvREFCNT_inc(cbfun)))
SvREFCNT_dec(cbfun);
// Enable the C wrapper windowfocusfun callback
fpstatus = glfwSetWindowFocusCallback(window, windowfocusfun_callback);
#// want SV*
void
glfwSetWindowIconifyCallback(window, cbfun);
GLFWwindow* window
SV * cbfun
CODE:
void (*fpstatus)();
void * upoint;
int cvind = windowiconifyfun;
int i;
SV** fetchval;
// Warn if used in non-void context
if (GIMME_V != G_VOID) callback_warn();
// Get user pointer
upoint = glfwGetWindowUserPointer(window);
if (NULL == upoint) {
upoint = newAV();
av_fill((AV*)upoint,AVlen);
for (i=0; i<AVlen; i++)
av_store((AV*)upoint,i,&PL_sv_undef);
glfwSetWindowUserPointer(window,upoint);
}
if (NULL == av_store((AV*)upoint,windowiconifyfun,SvREFCNT_inc(cbfun)))
SvREFCNT_dec(cbfun);
// Enable the C wrapper windowiconifyfun callback
fpstatus = glfwSetWindowIconifyCallback(window, windowiconifyfun_callback);
#// want SV*
void
glfwSetFramebufferSizeCallback(window, cbfun);
GLFWwindow* window
SV * cbfun
CODE:
void (*fpstatus)();
void * upoint;
int cvind = framebuffersizefun;
int i;
SV** fetchval;
// Warn if used in non-void context
if (GIMME_V != G_VOID) callback_warn();
// Get user pointer
upoint = glfwGetWindowUserPointer(window);
if (NULL == upoint) {
upoint = newAV();
av_fill((AV*)upoint,AVlen);
for (i=0; i<AVlen; i++)
av_store((AV*)upoint,i,&PL_sv_undef);
glfwSetWindowUserPointer(window,upoint);
}
if (NULL == av_store((AV*)upoint,framebuffersizefun,SvREFCNT_inc(cbfun)))
SvREFCNT_dec(cbfun);
// Enable the C wrapper framebuffersizefun callback
fpstatus = glfwSetFramebufferSizeCallback(window, framebuffersizefun_callback);
#// want SV*
void
glfwSetKeyCallback(window, cbfun);
GLFWwindow* window
SV * cbfun
CODE:
void (*fpstatus)();
void * upoint;
int cvind = keyfun;
int i;
SV** fetchval;
// Warn if used in non-void context
if (GIMME_V != G_VOID) callback_warn();
// Get user pointer
upoint = glfwGetWindowUserPointer(window);
if (NULL == upoint) {
upoint = newAV();
av_fill((AV*)upoint,AVlen);
for (i=0; i<AVlen; i++)
av_store((AV*)upoint,i,&PL_sv_undef);
glfwSetWindowUserPointer(window,upoint);
}
if (NULL == av_store((AV*)upoint,keyfun,SvREFCNT_inc(cbfun)))
SvREFCNT_dec(cbfun);
// Enable the C wrapper keyfun callback
fpstatus = glfwSetKeyCallback(window, keyfun_callback);
#// want SV*
void
glfwSetCharCallback(window, cbfun);
GLFWwindow* window
SV * cbfun
CODE:
void (*fpstatus)();
void * upoint;
int cvind = charfun;
int i;
SV** fetchval;
// Warn if used in non-void context
if (GIMME_V != G_VOID) callback_warn();
// Get user pointer
upoint = glfwGetWindowUserPointer(window);
if (NULL == upoint) {
upoint = newAV();
av_fill((AV*)upoint,AVlen);
for (i=0; i<AVlen; i++)
av_store((AV*)upoint,i,&PL_sv_undef);
glfwSetWindowUserPointer(window,upoint);
}
if (NULL == av_store((AV*)upoint,charfun,SvREFCNT_inc(cbfun)))
SvREFCNT_dec(cbfun);
// Enable the C wrapper charfun callback
fpstatus = glfwSetCharCallback(window, charfun_callback);