PIGLIT_GL_TEST_CONFIG_END
void
piglit_init(int argc, char **argv)
{
/**
* Separate queries for four different cases preventing the test from
* re-using a query that got possibly activated by the previous attempt.
*
* generated with maximum
* generated with maximum + 1
* written with maximum
* written with maximum + 1
*/
GLuint queries[4];
GLint max_streams;
bool pass = true;
piglit_require_extension("GL_ARB_transform_feedback3");
glGetIntegerv(GL_MAX_VERTEX_STREAMS, &max_streams);
if (!piglit_check_gl_error(GL_NO_ERROR)) {
printf("failed to resolve the maximum number of streams\n");
piglit_report_result(PIGLIT_FAIL);
}
if (max_streams <= 0) {
printf("invalid maximum number of streams: %d\n", max_streams);
piglit_report_result(PIGLIT_FAIL);
}
glGenQueries(ARRAY_SIZE(queries), queries);
glBeginQueryIndexed(GL_PRIMITIVES_GENERATED, max_streams - 1,
queries[0]);
if (!piglit_check_gl_error(GL_NO_ERROR)) {
printf("failed to activate primitives generated query for the "
"maximum supported stream\n");
pass = false;
}
glBeginQueryIndexed(GL_PRIMITIVES_GENERATED, max_streams, queries[1]);
pass = piglit_check_gl_error(GL_INVALID_VALUE) && pass;
glBeginQueryIndexed(GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN,
max_streams - 1, queries[2]);
if (!piglit_check_gl_error(GL_NO_ERROR)) {
printf("failed to activate primitives written query for the "
"maximum supported stream\n");
pass = false;
}
glBeginQueryIndexed(GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN,
max_streams, queries[3]);
pass = piglit_check_gl_error(GL_INVALID_VALUE) && pass;
glDeleteQueries(ARRAY_SIZE(queries), queries);
piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL);
}
void
piglit_init(int argc, char **argv)
{
bool pass;
unsigned primitive_n;
GLint gs_invocation_n;
GLuint queries[2*STREAMS];
GLuint xfb[STREAMS];
GLuint vao;
unsigned i;
piglit_require_extension("GL_ARB_gpu_shader5");
piglit_require_extension("GL_ARB_transform_feedback3");
glGetIntegerv(GL_MAX_GEOMETRY_SHADER_INVOCATIONS, &gs_invocation_n);
if (!piglit_check_gl_error(GL_NO_ERROR))
piglit_report_result(PIGLIT_FAIL);
if (gs_invocation_n <= 0) {
printf("Maximum amount of geometry shader invocations "
"needs to be positive (%u).\n", gs_invocation_n);
piglit_report_result(PIGLIT_FAIL);
}
primitive_n = gs_invocation_n;
build_and_use_program(gs_invocation_n);
/* Set up the transform feedback buffers. */
glGenBuffers(ARRAY_SIZE(xfb), xfb);
for (i = 0; i < ARRAY_SIZE(xfb); i++) {
unsigned float_n = primitive_n * stream_float_counts[i];
glBindBufferBase(GL_TRANSFORM_FEEDBACK_BUFFER, i, xfb[i]);
glBufferData(GL_TRANSFORM_FEEDBACK_BUFFER,
float_n * sizeof(float), NULL,
GL_STREAM_READ);
}
/* Test only records using transform feedback. */
glEnable(GL_RASTERIZER_DISCARD);
if (!piglit_check_gl_error(GL_NO_ERROR))
piglit_report_result(PIGLIT_FAIL);
glGenQueries(ARRAY_SIZE(queries), queries);
for (i = 0; i < STREAMS; i++) {
glBeginQueryIndexed(GL_PRIMITIVES_GENERATED, i, queries[i]);
glBeginQueryIndexed(GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN,
i, queries[STREAMS + i]);
}
glGenVertexArrays(1, &vao);
glBindVertexArray(vao);
/* Draw and record */
glBeginTransformFeedback(GL_POINTS);
glDrawArrays(GL_POINTS, 0, 1);
for (i = 0; i < STREAMS; i++) {
glEndQueryIndexed(GL_PRIMITIVES_GENERATED, i);
glEndQueryIndexed(GL_TRANSFORM_FEEDBACK_PRIMITIVES_WRITTEN,
i);
}
glEndTransformFeedback();
glDeleteVertexArrays(1, &vao);
if (!piglit_check_gl_error(GL_NO_ERROR))
piglit_report_result(PIGLIT_FAIL);
pass = probe_buffers(xfb, queries, primitive_n);
glDeleteBuffers(ARRAY_SIZE(xfb), xfb);
glDeleteQueries(ARRAY_SIZE(queries), queries);
piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL);
}
void Query::beginIndexed(const GLenum target, const GLuint index) const
{
glBeginQueryIndexed(target, index, id());
}
JNIEXPORT void JNICALL Java_org_lwjgl_opengl_GL40_nglBeginQueryIndexed(JNIEnv *__env, jclass clazz, jint target, jint index, jint id, jlong __functionAddress) {
glBeginQueryIndexedPROC glBeginQueryIndexed = (glBeginQueryIndexedPROC)(intptr_t)__functionAddress;
UNUSED_PARAMS(__env, clazz)
glBeginQueryIndexed(target, index, id);
}