132 lines
3.9 KiB
C++
Executable File
132 lines
3.9 KiB
C++
Executable File
#include <stdlib.h>
|
|
#include "org_lwjgl_opengl_Pbuffer.h"
|
|
#include "Window.h"
|
|
#include "extgl.h"
|
|
|
|
typedef struct _PbufferInfo {
|
|
HGLRC Pbuffer_context;
|
|
HPBUFFERARB Pbuffer;
|
|
HDC Pbuffer_dc;
|
|
} PbufferInfo;
|
|
|
|
/*
|
|
* Class: org_lwjgl_opengl_Pbuffer
|
|
* Method: isPbufferSupported
|
|
* Signature: ()Z
|
|
*/
|
|
JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_Pbuffer_getPbufferCaps
|
|
(JNIEnv *env, jclass clazz)
|
|
{
|
|
return extgl_Extensions.WGL_ARB_pbuffer ? org_lwjgl_opengl_Pbuffer_PBUFFER_SUPPORTED : 0;
|
|
}
|
|
|
|
/*
|
|
* Class: org_lwjgl_opengl_Pbuffer
|
|
* Method: nCreate
|
|
* Signature: (IIII)I
|
|
*/
|
|
JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_Pbuffer_nCreate
|
|
(JNIEnv *env, jclass clazz, jint width, jint height, jint bpp, jint alpha, jint depth, jint stencil)
|
|
{
|
|
int iPixelFormat;
|
|
unsigned int num_formats_returned;
|
|
int attrib_list[] = {WGL_DRAW_TO_PBUFFER_ARB, TRUE,
|
|
WGL_ACCELERATION_ARB, WGL_FULL_ACCELERATION_ARB,
|
|
WGL_PIXEL_TYPE_ARB, WGL_TYPE_RGBA_ARB,
|
|
WGL_DOUBLE_BUFFER_ARB, FALSE,
|
|
WGL_SUPPORT_OPENGL_ARB, TRUE,
|
|
WGL_COLOR_BITS_ARB, bpp,
|
|
WGL_ALPHA_BITS_ARB, alpha,
|
|
WGL_DEPTH_BITS_ARB, depth,
|
|
WGL_STENCIL_BITS_ARB, stencil,
|
|
0};
|
|
BOOL result = wglChoosePixelFormatARB(hdc, attrib_list, NULL, 1, &iPixelFormat, &num_formats_returned);
|
|
if (result == FALSE) {
|
|
throwException(env, "Could not choose pixel formats.");
|
|
return (jint)NULL;
|
|
}
|
|
HPBUFFERARB Pbuffer = wglCreatePbufferARB(hdc, iPixelFormat, width, height, NULL);
|
|
if (Pbuffer == NULL) {
|
|
throwException(env, "Could not create Pbuffer.");
|
|
return (jint)NULL;
|
|
}
|
|
HDC Pbuffer_dc = wglGetPbufferDCARB(Pbuffer);
|
|
if (Pbuffer_dc == NULL) {
|
|
wglDestroyPbufferARB(Pbuffer);
|
|
throwException(env, "Could not get Pbuffer dc.");
|
|
return (jint)NULL;
|
|
}
|
|
// Create a rendering context
|
|
HGLRC Pbuffer_context = wglCreateContext(Pbuffer_dc);
|
|
if (Pbuffer_context == NULL) {
|
|
wglReleasePbufferDCARB(Pbuffer, Pbuffer_dc);
|
|
wglDestroyPbufferARB(Pbuffer);
|
|
throwException(env, "Failed to create Pbuffer rendering context");
|
|
return (jint)NULL;
|
|
}
|
|
if (!wglShareLists(hglrc, Pbuffer_context)) {
|
|
wglDeleteContext(Pbuffer_context);
|
|
wglReleasePbufferDCARB(Pbuffer, Pbuffer_dc);
|
|
wglDestroyPbufferARB(Pbuffer);
|
|
throwException(env, "Could not share buffer context.");
|
|
return (jint)NULL;
|
|
}
|
|
PbufferInfo *Pbuffer_info = (PbufferInfo *)malloc(sizeof(PbufferInfo));
|
|
Pbuffer_info->Pbuffer = Pbuffer;
|
|
Pbuffer_info->Pbuffer_context = Pbuffer_context;
|
|
Pbuffer_info->Pbuffer_dc = Pbuffer_dc;
|
|
return (jint)Pbuffer_info;
|
|
}
|
|
|
|
/*
|
|
* Class: org_lwjgl_opengl_Pbuffer
|
|
* Method: nReleaseContext
|
|
* Signature: ()V
|
|
*/
|
|
JNIEXPORT void JNICALL Java_org_lwjgl_opengl_Pbuffer_nReleaseContext
|
|
(JNIEnv *env, jclass clazz)
|
|
{
|
|
wglMakeCurrent(hdc, hglrc);
|
|
}
|
|
|
|
/*
|
|
* Class: org_lwjgl_opengl_Pbuffer
|
|
* Method: nIsBufferLost
|
|
* Signature: (I)Z
|
|
*/
|
|
JNIEXPORT jboolean JNICALL Java_org_lwjgl_opengl_Pbuffer_nIsBufferLost
|
|
(JNIEnv *env, jclass clazz, jint handle)
|
|
{
|
|
PbufferInfo *Pbuffer_info = (PbufferInfo *)handle;
|
|
BOOL buffer_lost;
|
|
wglQueryPbufferARB(Pbuffer_info->Pbuffer, WGL_PBUFFER_LOST_ARB, &buffer_lost);
|
|
return buffer_lost ? JNI_TRUE : JNI_FALSE;
|
|
}
|
|
|
|
/*
|
|
* Class: org_lwjgl_opengl_Pbuffer
|
|
* Method: nMakeCurrent
|
|
* Signature: (I)V
|
|
*/
|
|
JNIEXPORT void JNICALL Java_org_lwjgl_opengl_Pbuffer_nMakeCurrent
|
|
(JNIEnv *env, jclass clazz, jint handle)
|
|
{
|
|
PbufferInfo *Pbuffer_info = (PbufferInfo *)handle;
|
|
wglMakeCurrent(Pbuffer_info->Pbuffer_dc, Pbuffer_info->Pbuffer_context);
|
|
}
|
|
|
|
/*
|
|
* Class: org_lwjgl_opengl_Pbuffer
|
|
* Method: nDestroyGL
|
|
* Signature: (I)V
|
|
*/
|
|
JNIEXPORT void JNICALL Java_org_lwjgl_opengl_Pbuffer_nDestroy
|
|
(JNIEnv *env, jclass clazz, jint handle)
|
|
{
|
|
PbufferInfo *Pbuffer_info = (PbufferInfo *)handle;
|
|
wglDeleteContext(Pbuffer_info->Pbuffer_context);
|
|
wglReleasePbufferDCARB(Pbuffer_info->Pbuffer, Pbuffer_info->Pbuffer_dc);
|
|
wglDestroyPbufferARB(Pbuffer_info->Pbuffer);
|
|
free(Pbuffer_info);
|
|
}
|