enum wined3d_event_query_result wined3d_event_query_test(struct wined3d_event_query *query, IWineD3DDeviceImpl *device)
{
struct wined3d_context *context;
const struct wined3d_gl_info *gl_info;
enum wined3d_event_query_result ret;
BOOL fence_result;
TRACE("(%p) : device %p\n", query, device);
if (query->context == NULL)
{
TRACE("Query not started\n");
return WINED3D_EVENT_QUERY_NOT_STARTED;
}
if (!query->context->gl_info->supported[ARB_SYNC] && query->context->tid != GetCurrentThreadId())
{
#ifdef VBOX_WINE_WITH_SINGLE_CONTEXT
ERR("Event query tested from wrong thread\n");
#else
WARN("Event query tested from wrong thread\n");
#endif
return WINED3D_EVENT_QUERY_WRONG_THREAD;
}
context = context_acquire(device, query->context->current_rt, CTXUSAGE_RESOURCELOAD);
gl_info = context->gl_info;
ENTER_GL();
if (gl_info->supported[ARB_SYNC])
{
GLenum gl_ret = GL_EXTCALL(glClientWaitSync(query->object.sync, 0, 0));
checkGLcall("glClientWaitSync");
switch (gl_ret)
{
case GL_ALREADY_SIGNALED:
case GL_CONDITION_SATISFIED:
ret = WINED3D_EVENT_QUERY_OK;
break;
case GL_TIMEOUT_EXPIRED:
ret = WINED3D_EVENT_QUERY_WAITING;
break;
case GL_WAIT_FAILED:
default:
ERR("glClientWaitSync returned %#x.\n", gl_ret);
ret = WINED3D_EVENT_QUERY_ERROR;
}
}
else if (gl_info->supported[APPLE_FENCE])
{
fence_result = GL_EXTCALL(glTestFenceAPPLE(query->object.id));
checkGLcall("glTestFenceAPPLE");
if (fence_result) ret = WINED3D_EVENT_QUERY_OK;
else ret = WINED3D_EVENT_QUERY_WAITING;
}
else if (gl_info->supported[NV_FENCE])
{
fence_result = GL_EXTCALL(glTestFenceNV(query->object.id));
checkGLcall("glTestFenceNV");
if (fence_result) ret = WINED3D_EVENT_QUERY_OK;
else ret = WINED3D_EVENT_QUERY_WAITING;
}
else
{
ERR("Event query created despite lack of GL support\n");
ret = WINED3D_EVENT_QUERY_ERROR;
}
LEAVE_GL();
context_release(context);
return ret;
}
enum piglit_result
piglit_display(void)
{
float white[4] = {1.0, 1.0, 1.0, 1.0};
GLboolean pass = GL_TRUE;
int i;
#ifdef PIGLIT_USE_OPENGL
float array[] = {
17, 13, 0,
17, 18, 0,
12, 13, 0,
12, 18, 0,
27, 13, 0,
27, 18, 0,
22, 13, 0,
22, 18, 0,
37, 13, 0,
37, 18, 0,
32, 13, 0,
32, 18, 0,
47, 13, 0,
47, 18, 0,
42, 13, 0,
42, 18, 0
};
#else // PIGLIT_USE_OPENGL_ES3
float array[] = {
1.00, 0.75, 0.0,
1.00, 1.00, 0.0,
0.75, 0.75, 0.0,
0.75, 1.00, 0.0,
0.50, 0.75, 0.0,
0.50, 1.00, 0.0,
0.25, 0.75, 0.0,
0.25, 1.00, 0.0,
0.00, 0.75, 0.0,
0.00, 1.00, 0.0,
-0.25, 0.75, 0.0,
-0.25, 1.00, 0.0,
-0.50, 0.75, 0.0,
-0.50, 1.00, 0.0,
-0.75, 0.75, 0.0,
-0.75, 1.00, 0.0,
};
#endif
glClear(GL_COLOR_BUFFER_BIT);
if (test == DRAW) {
#ifdef PIGLIT_USE_OPENGL
glEnableClientState(GL_VERTEX_ARRAY);
glBindBuffer(GL_ARRAY_BUFFER, buffer);
glVertexPointer(3, GL_FLOAT, 0, 0);
glBindBuffer(GL_ARRAY_BUFFER, 0);
#else // PIGLIT_USE_OPENGL_ES3
glBindVertexArray(vao);
#endif
memcpy(map, array, 12 * sizeof(float));
if (!coherent)
glMemoryBarrier(GL_CLIENT_MAPPED_BUFFER_BARRIER_BIT);
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
memcpy(map+12, array+12, 12 * sizeof(float));
if (!coherent)
glMemoryBarrier(GL_CLIENT_MAPPED_BUFFER_BARRIER_BIT);
glDrawArrays(GL_TRIANGLE_STRIP, 4, 4);
memcpy(map+12*2, array+12*2, 12 * sizeof(float));
if (!coherent)
glMemoryBarrier(GL_CLIENT_MAPPED_BUFFER_BARRIER_BIT);
glDrawArrays(GL_TRIANGLE_STRIP, 8, 4);
memcpy(map+12*3, array+12*3, 12 * sizeof(float));
if (!coherent)
glMemoryBarrier(GL_CLIENT_MAPPED_BUFFER_BARRIER_BIT);
glDrawArrays(GL_TRIANGLE_STRIP, 12, 4);
piglit_check_gl_error(0);
#ifdef PIGLIT_USE_OPENGL
pass = pass && piglit_probe_pixel_rgb(15, 15, white);
pass = pass && piglit_probe_pixel_rgb(25, 15, white);
pass = pass && piglit_probe_pixel_rgb(35, 15, white);
pass = pass && piglit_probe_pixel_rgb(45, 15, white);
glDisableClientState(GL_VERTEX_ARRAY);
#else // PIGLIT_USE_OPENGL_ES3
pass = pass && piglit_probe_pixel_rgba(13, 87, white);
pass = pass && piglit_probe_pixel_rgba(39, 87, white);
pass = pass && piglit_probe_pixel_rgba(65, 87, white);
pass = pass && piglit_probe_pixel_rgba(91, 87, white);
#endif
}
else if (test == READ) {
GLuint srcbuf;
GLsync fence;
glGenBuffers(1, &srcbuf);
glBindBuffer(GL_COPY_READ_BUFFER, srcbuf);
glBufferData(GL_COPY_READ_BUFFER, BUF_SIZE, array, GL_STATIC_DRAW);
/* Copy some data to the mapped buffer and check if the CPU can see it. */
glBindBuffer(GL_COPY_WRITE_BUFFER, buffer);
glCopyBufferSubData(GL_COPY_READ_BUFFER, GL_COPY_WRITE_BUFFER,
0, 0, BUF_SIZE);
glBindBuffer(GL_COPY_READ_BUFFER, 0);
glBindBuffer(GL_COPY_WRITE_BUFFER, 0);
glDeleteBuffers(1, &srcbuf);
if (!coherent)
glMemoryBarrier(GL_CLIENT_MAPPED_BUFFER_BARRIER_BIT);
fence = glFenceSync(GL_SYNC_GPU_COMMANDS_COMPLETE, 0);
glClientWaitSync(fence, GL_SYNC_FLUSH_COMMANDS_BIT, GL_TIMEOUT_IGNORED);
for (i = 0; i < ARRAY_SIZE(array); i++) {
if (map[i] != array[i]) {
printf("Probe [%i] failed. Expected: %f Observed: %f\n",
i, array[i], map[i]);
pass = GL_FALSE;
}
}
}
else {
assert(0);
}
piglit_present_results();
return pass ? PIGLIT_PASS : PIGLIT_FAIL;
}
enum wined3d_event_query_result wined3d_event_query_finish(struct wined3d_event_query *query, IWineD3DDeviceImpl *device)
{
struct wined3d_context *context;
const struct wined3d_gl_info *gl_info;
enum wined3d_event_query_result ret;
TRACE("(%p)\n", query);
if (!query->context)
{
TRACE("Query not started\n");
return WINED3D_EVENT_QUERY_NOT_STARTED;
}
gl_info = query->context->gl_info;
if (query->context->tid != GetCurrentThreadId() && !gl_info->supported[ARB_SYNC])
{
/* A glFinish does not reliably wait for draws in other contexts. The caller has
* to find its own way to cope with the thread switch
*/
#ifdef VBOX_WINE_WITH_SINGLE_CONTEXT
ERR("Event query finished from wrong thread\n");
#else
WARN("Event query finished from wrong thread\n");
#endif
return WINED3D_EVENT_QUERY_WRONG_THREAD;
}
context = context_acquire(device, query->context->current_rt, CTXUSAGE_RESOURCELOAD);
ENTER_GL();
if (gl_info->supported[ARB_SYNC])
{
GLenum gl_ret = GL_EXTCALL(glClientWaitSync(query->object.sync, 0, ~(GLuint64)0));
checkGLcall("glClientWaitSync");
switch (gl_ret)
{
case GL_ALREADY_SIGNALED:
case GL_CONDITION_SATISFIED:
ret = WINED3D_EVENT_QUERY_OK;
break;
/* We don't expect a timeout for a ~584 year wait */
default:
ERR("glClientWaitSync returned %#x.\n", gl_ret);
ret = WINED3D_EVENT_QUERY_ERROR;
}
}
else if (context->gl_info->supported[APPLE_FENCE])
{
GL_EXTCALL(glFinishFenceAPPLE(query->object.id));
checkGLcall("glFinishFenceAPPLE");
ret = WINED3D_EVENT_QUERY_OK;
}
else if (context->gl_info->supported[NV_FENCE])
{
GL_EXTCALL(glFinishFenceNV(query->object.id));
checkGLcall("glFinishFenceNV");
ret = WINED3D_EVENT_QUERY_OK;
}
else
{
ERR("Event query created without GL support\n");
ret = WINED3D_EVENT_QUERY_ERROR;
}
LEAVE_GL();
context_release(context);
return ret;
}
enum wined3d_event_query_result wined3d_event_query_finish(const struct wined3d_event_query *query,
const struct wined3d_device *device)
{
struct wined3d_context *context;
const struct wined3d_gl_info *gl_info;
enum wined3d_event_query_result ret;
TRACE("(%p)\n", query);
if (!query->context)
{
TRACE("Query not started\n");
return WINED3D_EVENT_QUERY_NOT_STARTED;
}
gl_info = query->context->gl_info;
if (query->context->tid != GetCurrentThreadId() && !gl_info->supported[ARB_SYNC])
{
/* A glFinish does not reliably wait for draws in other contexts. The caller has
* to find its own way to cope with the thread switch
*/
WARN("Event query finished from wrong thread\n");
return WINED3D_EVENT_QUERY_WRONG_THREAD;
}
context = context_acquire(device, query->context->current_rt);
if (gl_info->supported[ARB_SYNC])
{
/* Apple seems to be into arbitrary limits, and timeouts larger than
* 0xfffffffffffffbff immediately return GL_TIMEOUT_EXPIRED. We don't
* really care and can live with waiting a few μs less. (OS X 10.7.4). */
GLenum gl_ret = GL_EXTCALL(glClientWaitSync(query->object.sync, GL_SYNC_FLUSH_COMMANDS_BIT, ~(GLuint64)0xffff));
checkGLcall("glClientWaitSync");
switch (gl_ret)
{
case GL_ALREADY_SIGNALED:
case GL_CONDITION_SATISFIED:
ret = WINED3D_EVENT_QUERY_OK;
break;
/* We don't expect a timeout for a ~584 year wait */
default:
ERR("glClientWaitSync returned %#x.\n", gl_ret);
ret = WINED3D_EVENT_QUERY_ERROR;
}
}
else if (context->gl_info->supported[APPLE_FENCE])
{
GL_EXTCALL(glFinishFenceAPPLE(query->object.id));
checkGLcall("glFinishFenceAPPLE");
ret = WINED3D_EVENT_QUERY_OK;
}
else if (context->gl_info->supported[NV_FENCE])
{
GL_EXTCALL(glFinishFenceNV(query->object.id));
checkGLcall("glFinishFenceNV");
ret = WINED3D_EVENT_QUERY_OK;
}
else
{
ERR("Event query created without GL support\n");
ret = WINED3D_EVENT_QUERY_ERROR;
}
context_release(context);
return ret;
}
/** Update shadowSplit values and make Cascade Bounding Box pointer valid.
* The function aunches two compute kernel that generates an histogram of the depth buffer value (between 0 and 250 with increment of 0.25)
* and get an axis aligned bounding box (from SunCamMatrix view) containing all depth buffer value.
* It also retrieves the result from the previous computations (in a Round Robin fashion) and update CBB pointer.
* \param width of the depth buffer
* \param height of the depth buffer
* TODO : The depth histogram part is commented out, needs to tweak it when I have some motivation
*/
void IrrDriver::UpdateSplitAndLightcoordRangeFromComputeShaders(size_t width, size_t height)
{
// Value that should be kept between multiple calls
static GLuint ssbo[2];
static Histogram *Hist[2];
static GLsync LightcoordBBFence = 0;
static size_t currentHist = 0;
static GLuint ssboSplit[2];
static float tmpshadowSplit[5] = { 1., 5., 20., 50., 150. };
if (!LightcoordBBFence)
{
glGenBuffers(2, ssbo);
glBindBuffer(GL_SHADER_STORAGE_BUFFER, ssbo[0]);
glBufferStorage(GL_SHADER_STORAGE_BUFFER, 4 * sizeof(CascadeBoundingBox), 0, GL_MAP_PERSISTENT_BIT | GL_MAP_COHERENT_BIT | GL_MAP_READ_BIT | GL_MAP_WRITE_BIT);
CBB[0] = (CascadeBoundingBox *)glMapBufferRange(GL_SHADER_STORAGE_BUFFER, 0, 4 * sizeof(CascadeBoundingBox), GL_MAP_PERSISTENT_BIT | GL_MAP_COHERENT_BIT | GL_MAP_READ_BIT | GL_MAP_WRITE_BIT);
glBindBuffer(GL_SHADER_STORAGE_BUFFER, ssbo[1]);
glBufferStorage(GL_SHADER_STORAGE_BUFFER, 4 * sizeof(CascadeBoundingBox), 0, GL_MAP_PERSISTENT_BIT | GL_MAP_COHERENT_BIT | GL_MAP_READ_BIT | GL_MAP_WRITE_BIT);
CBB[1] = (CascadeBoundingBox *)glMapBufferRange(GL_SHADER_STORAGE_BUFFER, 0, 4 * sizeof(CascadeBoundingBox), GL_MAP_PERSISTENT_BIT | GL_MAP_COHERENT_BIT | GL_MAP_READ_BIT | GL_MAP_WRITE_BIT);
/* glGenBuffers(2, ssboSplit);
glBindBuffer(GL_SHADER_STORAGE_BUFFER, ssboSplit[0]);
glBufferStorage(GL_SHADER_STORAGE_BUFFER, sizeof(Histogram), 0, GL_MAP_PERSISTENT_BIT | GL_MAP_COHERENT_BIT | GL_MAP_READ_BIT | GL_MAP_WRITE_BIT);
Hist[0] = (Histogram *)glMapBufferRange(GL_SHADER_STORAGE_BUFFER, 0, sizeof(Histogram), GL_MAP_PERSISTENT_BIT | GL_MAP_COHERENT_BIT | GL_MAP_READ_BIT | GL_MAP_WRITE_BIT);
glBindBuffer(GL_SHADER_STORAGE_BUFFER, ssboSplit[1]);
glBufferStorage(GL_SHADER_STORAGE_BUFFER, sizeof(Histogram), 0, GL_MAP_PERSISTENT_BIT | GL_MAP_COHERENT_BIT | GL_MAP_READ_BIT | GL_MAP_WRITE_BIT);
Hist[1] = (Histogram *)glMapBufferRange(GL_SHADER_STORAGE_BUFFER, 0, sizeof(Histogram), GL_MAP_PERSISTENT_BIT | GL_MAP_COHERENT_BIT | GL_MAP_READ_BIT | GL_MAP_WRITE_BIT);*/
}
// Use bounding boxes from last frame
if (LightcoordBBFence)
{
while (glClientWaitSync(LightcoordBBFence, GL_SYNC_FLUSH_COMMANDS_BIT, 0) != GL_ALREADY_SIGNALED);
glDeleteSync(LightcoordBBFence);
}
/* {
memcpy(shadowSplit, tmpshadowSplit, 5 * sizeof(float));
unsigned numpix = Hist[currentHist]->count;
unsigned split = 0;
unsigned i;
for (i = 0; i < 1022; i++)
{
split += Hist[currentHist]->bin[i];
if (split > numpix / 2)
break;
}
tmpshadowSplit[1] = (float)++i / 4.;
for (; i < 1023; i++)
{
split += Hist[currentHist]->bin[i];
if (split > 3 * numpix / 4)
break;
}
tmpshadowSplit[2] = (float)++i / 4.;
for (; i < 1024; i++)
{
split += Hist[currentHist]->bin[i];
if (split > 7 * numpix / 8)
break;
}
tmpshadowSplit[3] = (float)++i / 4.;
for (; i < 1024; i++)
{
split += Hist[currentHist]->bin[i];
}
tmpshadowSplit[0] = (float)(Hist[currentHist]->bin[1024] - 1) / 4.;
tmpshadowSplit[4] = (float)(Hist[currentHist]->bin[1025] + 1) / 4.;
printf("numpix is %d\n", numpix);
printf("total : %d\n", split);
printf("split 0 : %f\n", tmpshadowSplit[1]);
printf("split 1 : %f\n", tmpshadowSplit[2]);
printf("split 2 : %f\n", tmpshadowSplit[3]);
printf("min %f max %f\n", tmpshadowSplit[0], tmpshadowSplit[4]);
currentHist = (currentHist + 1) % 2;
}*/
glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 2, ssbo[currentCBB]);
// glBindBufferBase(GL_SHADER_STORAGE_BUFFER, 1, ssboSplit[currentHist]);
for (unsigned i = 0; i < 4; i++)
{
CBB[currentCBB][i].xmin = CBB[currentCBB][i].ymin = CBB[currentCBB][i].zmin = 1000;
CBB[currentCBB][i].xmax = CBB[currentCBB][i].ymax = CBB[currentCBB][i].zmax = -1000;
}
// memset(Hist[currentHist], 0, sizeof(Histogram));
// Hist[currentHist]->mindepth = 3000;
glMemoryBarrier(GL_BUFFER_UPDATE_BARRIER_BIT);
glUseProgram(FullScreenShader::LightspaceBoundingBoxShader::getInstance()->Program);
FullScreenShader::LightspaceBoundingBoxShader::getInstance()->SetTextureUnits(getDepthStencilTexture());
FullScreenShader::LightspaceBoundingBoxShader::getInstance()->setUniforms(m_suncam->getViewMatrix(), tmpshadowSplit[1], tmpshadowSplit[2], tmpshadowSplit[3], tmpshadowSplit[4]);
glDispatchCompute((int)width / 64, (int)height / 64, 1);
/* glUseProgram(FullScreenShader::DepthHistogramShader::getInstance()->Program);
FullScreenShader::DepthHistogramShader::getInstance()->SetTextureUnits(getDepthStencilTexture());
FullScreenShader::DepthHistogramShader::getInstance()->setUniforms();
glDispatchCompute((int)width / 32, (int)height / 32, 1);*/
glMemoryBarrier(GL_SHADER_STORAGE_BARRIER_BIT);
LightcoordBBFence = glFenceSync(GL_SYNC_GPU_COMMANDS_COMPLETE, 0);
currentCBB = (currentCBB + 1) % 2;
}
void base::app::process_captured_screen()
{
while(_rb_tail != _rb_head) {
const int screen_size =
get_wnd_width()
* get_wnd_height()
* base::get_pfd(CAPTURE_PF)->_size;
const int tmp_tail = (_rb_tail + 1) & RB_BUFFERS_MASK;
screen_buffer *sc = _screen_buffers_rb + tmp_tail;
GLenum res = glClientWaitSync(sc->_fence, 0, 0);
if(res == GL_ALREADY_SIGNALED || res == GL_CONDITION_SATISFIED) { // AMD returns GL_CONDITION_SATISFIED only BUG?
glDeleteSync(sc->_fence);
_timer.start();
if(base::cfg().use_pinned_memory) {
// process data
//memcpy(ptr_dst, sc->_pinned_ptr_aligned, screen_size);
glBindBuffer(GL_PIXEL_UNPACK_BUFFER, sc->_buffer);
}
else {
glBindBuffer(GL_COPY_READ_BUFFER, sc->_buffer);
/*glBindBuffer(GL_PIXEL_UNPACK_BUFFER, sc->_showtime_buffer);
char *ptr_dst = reinterpret_cast<char*>(
glMapBufferRange(
GL_PIXEL_UNPACK_BUFFER,
0,
screen_size,
GL_MAP_WRITE_BIT | GL_MAP_UNSYNCHRONIZED_BIT));*/
char *ptr_src = reinterpret_cast<char*>(
glMapBufferRange(
GL_COPY_READ_BUFFER,
0,
screen_size,
GL_MAP_READ_BIT));
//memcpy(ptr_dst, ptr_src, screen_size);
glUnmapBuffer(GL_COPY_READ_BUFFER);
//glUnmapBuffer(GL_PIXEL_UNPACK_BUFFER);
}
glBindTexture(GL_TEXTURE_2D, _showtime_tex);
glTexImage2D(
GL_TEXTURE_2D,
0,
base::get_pfd(CAPTURE_PF)->_internal,
get_wnd_width(),
get_wnd_height(),
0,
base::get_pfd(CAPTURE_PF)->_format,
base::get_pfd(CAPTURE_PF)->_type,
0);
glBindTexture(GL_TEXTURE_2D, 0);
glBindBuffer(GL_PIXEL_UNPACK_BUFFER, 0);
const double map_time = _timer.elapsed_time();
__int64 result[3]={0,};
glGetQueryObjecti64v(sc->_queries[2], GL_QUERY_RESULT, result + 2);
glGetQueryObjecti64v(sc->_queries[1], GL_QUERY_RESULT, result + 1);
glGetQueryObjecti64v(sc->_queries[0], GL_QUERY_RESULT, result);
const double coef_n2m = 1.0 / 1000000.0;
const double time0 = double(result[1] - result[0]) * coef_n2m;
const double time1 = double(result[2] - result[1]) * coef_n2m;
static int counter = 0;
if((counter++ % 64) == 0) {
printf("read %.2f ms / %.2f GB/s copy: %.2f ms / %.2f GB/s lag: %u map: %.2f ms / %.2f GB/s\n",
time0,
(double(screen_size) / time0) * (1.0 / double(0x100000)),
time1,
time1 > 0.01 ? (double(screen_size) / time1) * (1.0 / double(0x100000)) : 0.0,
_frame_number - sc->_frame_num,
map_time,
map_time > 0.01 ? (double(screen_size) / map_time) * (1.0 / double(0x100000)) : 0.0);
}
_rb_tail = tmp_tail;
}
else {
break;
}
}
}
enum piglit_result piglit_display(void)
{
GLboolean pass = GL_TRUE;
float white[] = {1, 1, 1, 1};
unsigned i, vbo, size;
size_t page_size;
GLsync fence = 0;
float x, y, *mem;
page_size = piglit_get_page_size();
size = ALIGN(NUM_PRIMS * TRI_SIZE, page_size);
mem = piglit_alloc_aligned(page_size, size);
glClear(GL_COLOR_BUFFER_BIT);
glEnableClientState(GL_VERTEX_ARRAY);
glGenBuffers(1, &vbo);
glBindBuffer(GL_EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD, vbo);
glBufferData(GL_EXTERNAL_VIRTUAL_MEMORY_BUFFER_AMD, size, mem,
GL_STATIC_DRAW);
glBindBuffer(GL_ARRAY_BUFFER, vbo);
glVertexPointer(2, GL_FLOAT, 0, 0);
x = 0, y = 0;
for (i = 0; i < NUM_PRIMS; i++) {
unsigned slot = 0;
switch (test_offset) {
case TEST_OFFSET_0_FENCE_WAIT:
if (fence)
glClientWaitSync(fence,
GL_SYNC_FLUSH_COMMANDS_BIT,
GL_TIMEOUT_IGNORED);
break;
case TEST_OFFSET_INCR_NO_WAIT:
slot = i;
break;
case TEST_OFFSET_DECR_NO_WAIT:
slot = NUM_PRIMS - 1 - i;
break;
default:
assert(0);
}
upload(vbo, mem, slot, x, y, x+20, y+20);
glDrawArrays(GL_TRIANGLES, slot*3, 3);
x += 20;
if (x >= piglit_width) {
x = 0;
y += 20;
}
if (test_offset == TEST_OFFSET_0_FENCE_WAIT) {
if (fence)
glDeleteSync(fence);
fence = glFenceSync(GL_SYNC_GPU_COMMANDS_COMPLETE, 0);
}
}
x = 0, y = 0;
for (i = 0; i < NUM_PRIMS; i++) {
GLboolean result = piglit_probe_pixel_rgb(x+5, y+5, white);
if (!result)
printf(" ... FAIL with primitive %i:\n", i+1);
pass = result && pass;
x += 20;
if (x >= piglit_width) {
x = 0;
y += 20;
}
}
if (fence)
glDeleteSync(fence);
glDeleteBuffers(1, &vbo);
if (!piglit_check_gl_error(GL_NO_ERROR))
piglit_report_result(PIGLIT_FAIL);
piglit_present_results();
return pass ? PIGLIT_PASS : PIGLIT_FAIL;
}
enum piglit_result
piglit_display(void)
{
GLboolean pass = GL_TRUE;
GLenum wait_val;
GLsync sync;
glClear(GL_COLOR_BUFFER_BIT);
glBegin(GL_TRIANGLES);
glColor3f(.8,0,0);
glVertex3f(-0.9, -0.9, -30.0);
glColor3f(0,.9,0);
glVertex3f( 0.9, -0.9, -30.0);
glColor3f(0,0,.7);
glVertex3f( 0.0, 0.9, -30.0);
glEnd();
glGetError();
sync = glFenceSync(GL_SYNC_GPU_COMMANDS_COMPLETE, 0);
FAIL_ON_ERROR("glFenceSync");
if (!glIsSync(sync)) {
fprintf(stderr, "IsSync(%p) failed\n", sync);
pass = GL_FALSE;
goto done;
}
FAIL_ON_ERROR("glIsSync");
if (! test_GetSynciv(sync, GL_SYNC_CONDITION,
GL_SYNC_GPU_COMMANDS_COMPLETE)) {
pass = GL_FALSE;
goto done;
}
if (! test_GetSynciv(sync, GL_SYNC_FLAGS, 0)) {
pass = GL_FALSE;
goto done;
}
glFinish();
/* After the glFinish, the sync *must* be signaled!
*/
if (! test_GetSynciv(sync, GL_SYNC_STATUS, GL_SIGNALED)) {
pass = GL_FALSE;
goto done;
}
/* Since the sync has already been signaled, the wait should return
* GL_ALREADY_SIGNALED.
*/
wait_val = glClientWaitSync(sync, 0, 1);
FAIL_ON_ERROR("glClientWaitSync");
if (wait_val != GL_ALREADY_SIGNALED) {
fprintf(stderr, "glClientWaitSync expected 0x%08x, "
"got 0x%08x\n", GL_ALREADY_SIGNALED, wait_val);
pass = GL_FALSE;
}
glDeleteSync(sync);
FAIL_ON_ERROR("glDeleteSync");
done:
return pass ? PIGLIT_PASS : PIGLIT_FAIL;
}
