swapchain: Implement VK_GOOGLE_surfaceless_query
This extension allows ANGLE to call Vulkan WSI queries before it has a
VkSurfaceKHR.
This version tries to address some subtle differences between upstream
and downstream branches.
Bug: 203826952
Test: Test with ANGLE EGLConfig-generation code
Change-Id: I7eb013efbaa5dd19ebed045583616238cea57023
diff --git a/vulkan/libvulkan/driver.cpp b/vulkan/libvulkan/driver.cpp
index 6e54d6c..aee90cd 100644
--- a/vulkan/libvulkan/driver.cpp
+++ b/vulkan/libvulkan/driver.cpp
@@ -634,6 +634,7 @@
case ProcHook::KHR_surface:
case ProcHook::EXT_swapchain_colorspace:
case ProcHook::KHR_get_surface_capabilities2:
+ case ProcHook::GOOGLE_surfaceless_query:
hook_extensions_.set(ext_bit);
// return now as these extensions do not require HAL support
return;
@@ -712,6 +713,7 @@
case ProcHook::KHR_surface:
case ProcHook::EXT_debug_report:
case ProcHook::EXT_swapchain_colorspace:
+ case ProcHook::GOOGLE_surfaceless_query:
case ProcHook::ANDROID_native_buffer:
case ProcHook::EXTENSION_CORE_1_0:
case ProcHook::EXTENSION_CORE_1_1:
@@ -931,6 +933,8 @@
loader_extensions.push_back(
{VK_KHR_GET_SURFACE_CAPABILITIES_2_EXTENSION_NAME,
VK_KHR_GET_SURFACE_CAPABILITIES_2_SPEC_VERSION});
+ loader_extensions.push_back({VK_GOOGLE_SURFACELESS_QUERY_EXTENSION_NAME,
+ VK_GOOGLE_SURFACELESS_QUERY_SPEC_VERSION});
static const VkExtensionProperties loader_debug_report_extension = {
VK_EXT_DEBUG_REPORT_EXTENSION_NAME, VK_EXT_DEBUG_REPORT_SPEC_VERSION,
diff --git a/vulkan/libvulkan/driver_gen.cpp b/vulkan/libvulkan/driver_gen.cpp
index 5f37a50..f84fc88 100644
--- a/vulkan/libvulkan/driver_gen.cpp
+++ b/vulkan/libvulkan/driver_gen.cpp
@@ -565,6 +565,7 @@
if (strcmp(name, "VK_EXT_hdr_metadata") == 0) return ProcHook::EXT_hdr_metadata;
if (strcmp(name, "VK_EXT_swapchain_colorspace") == 0) return ProcHook::EXT_swapchain_colorspace;
if (strcmp(name, "VK_GOOGLE_display_timing") == 0) return ProcHook::GOOGLE_display_timing;
+ if (strcmp(name, "VK_GOOGLE_surfaceless_query") == 0) return ProcHook::GOOGLE_surfaceless_query;
if (strcmp(name, "VK_KHR_android_surface") == 0) return ProcHook::KHR_android_surface;
if (strcmp(name, "VK_KHR_get_surface_capabilities2") == 0) return ProcHook::KHR_get_surface_capabilities2;
if (strcmp(name, "VK_KHR_incremental_present") == 0) return ProcHook::KHR_incremental_present;
diff --git a/vulkan/libvulkan/driver_gen.h b/vulkan/libvulkan/driver_gen.h
index 819f6b2..6a6c5b3 100644
--- a/vulkan/libvulkan/driver_gen.h
+++ b/vulkan/libvulkan/driver_gen.h
@@ -41,6 +41,7 @@
EXT_hdr_metadata,
EXT_swapchain_colorspace,
GOOGLE_display_timing,
+ GOOGLE_surfaceless_query,
KHR_android_surface,
KHR_get_surface_capabilities2,
KHR_incremental_present,
diff --git a/vulkan/libvulkan/swapchain.cpp b/vulkan/libvulkan/swapchain.cpp
index 6dce394..f42c4f0 100644
--- a/vulkan/libvulkan/swapchain.cpp
+++ b/vulkan/libvulkan/swapchain.cpp
@@ -619,43 +619,65 @@
VKAPI_ATTR
VkResult GetPhysicalDeviceSurfaceCapabilitiesKHR(
- VkPhysicalDevice /*pdev*/,
+ VkPhysicalDevice pdev,
VkSurfaceKHR surface,
VkSurfaceCapabilitiesKHR* capabilities) {
ATRACE_CALL();
int err;
- ANativeWindow* window = SurfaceFromHandle(surface)->window.get();
-
int width, height;
- err = window->query(window, NATIVE_WINDOW_DEFAULT_WIDTH, &width);
- if (err != android::OK) {
- ALOGE("NATIVE_WINDOW_DEFAULT_WIDTH query failed: %s (%d)",
- strerror(-err), err);
- return VK_ERROR_SURFACE_LOST_KHR;
- }
- err = window->query(window, NATIVE_WINDOW_DEFAULT_HEIGHT, &height);
- if (err != android::OK) {
- ALOGE("NATIVE_WINDOW_DEFAULT_WIDTH query failed: %s (%d)",
- strerror(-err), err);
- return VK_ERROR_SURFACE_LOST_KHR;
- }
-
int transform_hint;
- err = window->query(window, NATIVE_WINDOW_TRANSFORM_HINT, &transform_hint);
- if (err != android::OK) {
- ALOGE("NATIVE_WINDOW_TRANSFORM_HINT query failed: %s (%d)",
- strerror(-err), err);
- return VK_ERROR_SURFACE_LOST_KHR;
- }
-
int max_buffer_count;
- err = window->query(window, NATIVE_WINDOW_MAX_BUFFER_COUNT,
- &max_buffer_count);
- if (err != android::OK) {
- ALOGE("NATIVE_WINDOW_MAX_BUFFER_COUNT query failed: %s (%d)",
- strerror(-err), err);
- return VK_ERROR_SURFACE_LOST_KHR;
+ if (surface == VK_NULL_HANDLE) {
+ const InstanceData& instance_data = GetData(pdev);
+ ProcHook::Extension surfaceless = ProcHook::GOOGLE_surfaceless_query;
+ bool surfaceless_enabled =
+ instance_data.hook_extensions.test(surfaceless);
+ if (!surfaceless_enabled) {
+ // It is an error to pass a surface==VK_NULL_HANDLE unless the
+ // VK_GOOGLE_surfaceless_query extension is enabled
+ return VK_ERROR_SURFACE_LOST_KHR;
+ }
+ // Support for VK_GOOGLE_surfaceless_query. The primary purpose of this
+ // extension for this function is for
+ // VkSurfaceProtectedCapabilitiesKHR::supportsProtected. The following
+ // four values cannot be known without a surface. Default values will
+ // be supplied anyway, but cannot be relied upon.
+ width = 1000;
+ height = 1000;
+ transform_hint = VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR;
+ max_buffer_count = 10;
+ } else {
+ ANativeWindow* window = SurfaceFromHandle(surface)->window.get();
+
+ err = window->query(window, NATIVE_WINDOW_DEFAULT_WIDTH, &width);
+ if (err != android::OK) {
+ ALOGE("NATIVE_WINDOW_DEFAULT_WIDTH query failed: %s (%d)",
+ strerror(-err), err);
+ return VK_ERROR_SURFACE_LOST_KHR;
+ }
+ err = window->query(window, NATIVE_WINDOW_DEFAULT_HEIGHT, &height);
+ if (err != android::OK) {
+ ALOGE("NATIVE_WINDOW_DEFAULT_WIDTH query failed: %s (%d)",
+ strerror(-err), err);
+ return VK_ERROR_SURFACE_LOST_KHR;
+ }
+
+ err = window->query(window, NATIVE_WINDOW_TRANSFORM_HINT,
+ &transform_hint);
+ if (err != android::OK) {
+ ALOGE("NATIVE_WINDOW_TRANSFORM_HINT query failed: %s (%d)",
+ strerror(-err), err);
+ return VK_ERROR_SURFACE_LOST_KHR;
+ }
+
+ err = window->query(window, NATIVE_WINDOW_MAX_BUFFER_COUNT,
+ &max_buffer_count);
+ if (err != android::OK) {
+ ALOGE("NATIVE_WINDOW_MAX_BUFFER_COUNT query failed: %s (%d)",
+ strerror(-err), err);
+ return VK_ERROR_SURFACE_LOST_KHR;
+ }
}
capabilities->minImageCount = std::min(max_buffer_count, 3);
capabilities->maxImageCount = static_cast<uint32_t>(max_buffer_count);
@@ -696,13 +718,34 @@
const InstanceData& instance_data = GetData(pdev);
bool wide_color_support = false;
- Surface& surface = *SurfaceFromHandle(surface_handle);
- int err = native_window_get_wide_color_support(surface.window.get(),
- &wide_color_support);
- if (err) {
- return VK_ERROR_SURFACE_LOST_KHR;
+ uint64_t consumer_usage = 0;
+ if (surface_handle == VK_NULL_HANDLE) {
+ ProcHook::Extension surfaceless = ProcHook::GOOGLE_surfaceless_query;
+ bool surfaceless_enabled =
+ instance_data.hook_extensions.test(surfaceless);
+ if (!surfaceless_enabled) {
+ return VK_ERROR_SURFACE_LOST_KHR;
+ }
+ // Support for VK_GOOGLE_surfaceless_query. The EGL loader
+ // unconditionally supports wide color formats, even if they will cause
+ // a SurfaceFlinger fallback. Based on that, wide_color_support will be
+ // set to true in this case.
+ wide_color_support = true;
+
+ // TODO(b/203826952): research proper value; temporarily use the
+ // values seen on Pixel
+ consumer_usage = AHARDWAREBUFFER_USAGE_COMPOSER_OVERLAY;
+ } else {
+ Surface& surface = *SurfaceFromHandle(surface_handle);
+ int err = native_window_get_wide_color_support(surface.window.get(),
+ &wide_color_support);
+ if (err) {
+ return VK_ERROR_SURFACE_LOST_KHR;
+ }
+ ALOGV("wide_color_support is: %d", wide_color_support);
+
+ consumer_usage = surface.consumer_usage;
}
- ALOGV("wide_color_support is: %d", wide_color_support);
wide_color_support =
wide_color_support &&
instance_data.hook_extensions.test(ProcHook::EXT_swapchain_colorspace);
@@ -711,8 +754,7 @@
desc.width = 1;
desc.height = 1;
desc.layers = 1;
- desc.usage = surface.consumer_usage |
- AHARDWAREBUFFER_USAGE_GPU_SAMPLED_IMAGE |
+ desc.usage = consumer_usage | AHARDWAREBUFFER_USAGE_GPU_SAMPLED_IMAGE |
AHARDWAREBUFFER_USAGE_GPU_FRAMEBUFFER;
// We must support R8G8B8A8
@@ -727,6 +769,10 @@
VK_FORMAT_R8G8B8A8_SRGB, VK_COLOR_SPACE_DISPLAY_P3_NONLINEAR_EXT});
}
+ // NOTE: Any new formats that are added must be coordinated across different
+ // Android users. This includes the ANGLE team (a layered implementation of
+ // OpenGL-ES).
+
desc.format = AHARDWAREBUFFER_FORMAT_R5G6B5_UNORM;
if (AHardwareBuffer_isSupported(&desc)) {
all_formats.emplace_back(VkSurfaceFormatKHR{
@@ -865,31 +911,51 @@
int err;
int query_value;
- ANativeWindow* window = SurfaceFromHandle(surface)->window.get();
-
- err = window->query(window, NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS,
- &query_value);
- if (err != android::OK || query_value < 0) {
- ALOGE(
- "NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d) "
- "value=%d",
- strerror(-err), err, query_value);
- return VK_ERROR_SURFACE_LOST_KHR;
- }
- uint32_t min_undequeued_buffers = static_cast<uint32_t>(query_value);
-
- err = window->query(window, NATIVE_WINDOW_MAX_BUFFER_COUNT, &query_value);
- if (err != android::OK || query_value < 0) {
- ALOGE("NATIVE_WINDOW_MAX_BUFFER_COUNT query failed: %s (%d) value=%d",
- strerror(-err), err, query_value);
- return VK_ERROR_SURFACE_LOST_KHR;
- }
- uint32_t max_buffer_count = static_cast<uint32_t>(query_value);
-
std::vector<VkPresentModeKHR> present_modes;
- if (min_undequeued_buffers + 1 < max_buffer_count)
+ if (surface == VK_NULL_HANDLE) {
+ const InstanceData& instance_data = GetData(pdev);
+ ProcHook::Extension surfaceless = ProcHook::GOOGLE_surfaceless_query;
+ bool surfaceless_enabled =
+ instance_data.hook_extensions.test(surfaceless);
+ if (!surfaceless_enabled) {
+ return VK_ERROR_SURFACE_LOST_KHR;
+ }
+ // Support for VK_GOOGLE_surfaceless_query. The primary purpose of this
+ // extension for this function is for
+ // VK_PRESENT_MODE_SHARED_DEMAND_REFRESH_KHR and
+ // VK_PRESENT_MODE_SHARED_CONTINUOUS_REFRESH_KHR. We technically cannot
+ // know if VK_PRESENT_MODE_SHARED_MAILBOX_KHR is supported without a
+ // surface, and that cannot be relied upon.
present_modes.push_back(VK_PRESENT_MODE_MAILBOX_KHR);
- present_modes.push_back(VK_PRESENT_MODE_FIFO_KHR);
+ present_modes.push_back(VK_PRESENT_MODE_FIFO_KHR);
+ } else {
+ ANativeWindow* window = SurfaceFromHandle(surface)->window.get();
+
+ err = window->query(window, NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS,
+ &query_value);
+ if (err != android::OK || query_value < 0) {
+ ALOGE(
+ "NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d) "
+ "value=%d",
+ strerror(-err), err, query_value);
+ return VK_ERROR_SURFACE_LOST_KHR;
+ }
+ uint32_t min_undequeued_buffers = static_cast<uint32_t>(query_value);
+
+ err =
+ window->query(window, NATIVE_WINDOW_MAX_BUFFER_COUNT, &query_value);
+ if (err != android::OK || query_value < 0) {
+ ALOGE(
+ "NATIVE_WINDOW_MAX_BUFFER_COUNT query failed: %s (%d) value=%d",
+ strerror(-err), err, query_value);
+ return VK_ERROR_SURFACE_LOST_KHR;
+ }
+ uint32_t max_buffer_count = static_cast<uint32_t>(query_value);
+
+ if (min_undequeued_buffers + 1 < max_buffer_count)
+ present_modes.push_back(VK_PRESENT_MODE_MAILBOX_KHR);
+ present_modes.push_back(VK_PRESENT_MODE_FIFO_KHR);
+ }
VkPhysicalDevicePresentationPropertiesANDROID present_properties;
QueryPresentationProperties(pdev, &present_properties);
diff --git a/vulkan/scripts/driver_generator.py b/vulkan/scripts/driver_generator.py
index 6a73023..cd25dd8 100644
--- a/vulkan/scripts/driver_generator.py
+++ b/vulkan/scripts/driver_generator.py
@@ -27,6 +27,7 @@
'VK_EXT_hdr_metadata',
'VK_EXT_swapchain_colorspace',
'VK_GOOGLE_display_timing',
+ 'VK_GOOGLE_surfaceless_query',
'VK_KHR_android_surface',
'VK_KHR_get_surface_capabilities2',
'VK_KHR_incremental_present',