diff options
Diffstat (limited to 'src/jogl/native/GLContext.c')
-rw-r--r-- | src/jogl/native/GLContext.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/src/jogl/native/GLContext.c b/src/jogl/native/GLContext.c new file mode 100644 index 000000000..f10d0e421 --- /dev/null +++ b/src/jogl/native/GLContext.c @@ -0,0 +1,46 @@ + +#include "jogamp_opengl_GLContextImpl.h" +#include "JoglCommon.h" + +#include <assert.h> +#include <KHR/khrplatform.h> + +/* + * Class: jogamp_opengl_GLContextImpl + * Method: glGetStringInt + * Signature: (IJ)Ljava/lang/String; + */ +JNIEXPORT jstring JNICALL +Java_jogamp_opengl_GLContextImpl_glGetStringInt(JNIEnv *env, jclass _unused, jint name, jlong procAddress) { + typedef const khronos_uint8_t * (KHRONOS_APIENTRY*_local_PFNGLGETSTRINGPROC)(unsigned int name); + _local_PFNGLGETSTRINGPROC ptr_glGetString; + const khronos_uint8_t * _res; + ptr_glGetString = (_local_PFNGLGETSTRINGPROC) (intptr_t) procAddress; + assert(ptr_glGetString != NULL); + _res = (* ptr_glGetString) ((unsigned int) name); + if (NULL == _res) return NULL; + return (*env)->NewStringUTF(env, _res); +} + +/* + * Class: jogamp_opengl_GLContextImpl + * Method: glGetIntegervInt + * Signature: (ILjava/lang/Object;I)V + */ +JNIEXPORT void JNICALL +Java_jogamp_opengl_GLContextImpl_glGetIntegervInt(JNIEnv *env, jclass _unused, jint pname, jobject params, jint params_byte_offset, jlong procAddress) { + typedef void (KHRONOS_APIENTRY*_local_PFNGLGETINTEGERVPROC)(unsigned int pname, int * params); + + _local_PFNGLGETINTEGERVPROC ptr_glGetIntegerv; + int * _params_ptr = NULL; + if ( NULL != params ) { + _params_ptr = (int *) (((char*) (*env)->GetPrimitiveArrayCritical(env, params, NULL) ) + params_byte_offset); + } + ptr_glGetIntegerv = (_local_PFNGLGETINTEGERVPROC) (intptr_t) procAddress; + assert(ptr_glGetIntegerv != NULL); + (* ptr_glGetIntegerv) ((unsigned int) pname, (int *) _params_ptr); + if ( NULL != params ) { + (*env)->ReleasePrimitiveArrayCritical(env, params, _params_ptr, 0); + } +} + |