void
piglit_init(int argc, char **argv)
{
GLuint id;
piglit_require_gl_version(15);
piglit_require_GLSL();
piglit_require_extension("GL_EXT_transform_feedback");
piglit_require_extension("GL_ARB_transform_feedback2");
glGenTransformFeedbacks(1, &id);
if (glIsTransformFeedback(id)) {
fprintf(stderr, "id recognized incorrectly as a transform feedback object.\n");
piglit_report_result(PIGLIT_FAIL);
}
glBindTransformFeedback(GL_TRANSFORM_FEEDBACK, id);
if (!glIsTransformFeedback(id)) {
fprintf(stderr, "id not recognized correctly as a transform feedback object.\n");
piglit_report_result(PIGLIT_FAIL);
}
piglit_report_result(PIGLIT_PASS);
}
enum piglit_result
piglit_display(void)
{
bool pass = true;
GLuint ids[10];
/* Throw some invalid inputs at glCreateTransformFeedbacks. */
/* n is negative */
glCreateTransformFeedbacks(-1, ids);
SUBTEST(GL_INVALID_VALUE, pass, "n < 0");
/* Throw some valid inputs at glCreateTransformFeedbacks. */
/* n is zero */
glCreateTransformFeedbacks(0, NULL);
SUBTEST(GL_NO_ERROR, pass, "n == 0");
/* n is more than 1 */
glCreateTransformFeedbacks(10, ids);
SUBTEST(GL_NO_ERROR, pass, "n > 1");
SUBTESTCONDITION(glIsTransformFeedback(ids[2]), pass,
"IsTransformFeedback()");
/* the default state is tested in the following piglit test:
* arb_direct_state_access-gettransformfeedback
*/
return pass ? PIGLIT_PASS : PIGLIT_FAIL;
}
bool do_query_gl(void)
{
if(!does_have_ARB_transform_feedback2())
{
return false;
}
GLuint x = 0;
glGenTransformFeedbacks(1, &x);
if(glGetError() != GL_NO_ERROR)
{
return false;
}
glBindTransformFeedback(GL_TRANSFORM_FEEDBACK, x);
if(glGetError() != GL_NO_ERROR)
{
return false;
}
if(glIsTransformFeedback(x) != GL_TRUE)
{
return false;
}
if(glGetError() != GL_NO_ERROR)
{
return false;
}
glBindTransformFeedback(GL_TRANSFORM_FEEDBACK, 0);
if(glGetError() != GL_NO_ERROR)
{
return false;
}
glDeleteTransformFeedbacks(1, &x);
if(glGetError() != GL_NO_ERROR)
{
return false;
}
return true;
}
JNIEXPORT jboolean JNICALL Java_org_lwjgl_opengl_GL40_nglIsTransformFeedback(JNIEnv *__env, jclass clazz, jint id, jlong __functionAddress) {
glIsTransformFeedbackPROC glIsTransformFeedback = (glIsTransformFeedbackPROC)(intptr_t)__functionAddress;
UNUSED_PARAMS(__env, clazz)
return (jboolean)glIsTransformFeedback(id);
}
