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authorPedro J. Estébanez <pedrojrulez@gmail.com>2022-10-17 16:51:33 +0200
committerPedro J. Estébanez <pedrojrulez@gmail.com>2022-10-20 19:37:35 +0200
commitae38d7930e3912b7259badcaa705d24137e5413c (patch)
treea08c11a3952cd0d3d8a1f3a3f2d9b9cfdc407f8e
parent0d28820c816fa66b66a98cc6c9df25ff74cbb19f (diff)
Let the RD driver itself expose subgroup caps
-rw-r--r--drivers/vulkan/vulkan_context.cpp9
-rw-r--r--modules/glslang/register_types.cpp4
2 files changed, 7 insertions, 6 deletions
diff --git a/drivers/vulkan/vulkan_context.cpp b/drivers/vulkan/vulkan_context.cpp
index f51fd2a6cf..831dd80d6e 100644
--- a/drivers/vulkan/vulkan_context.cpp
+++ b/drivers/vulkan/vulkan_context.cpp
@@ -717,9 +717,12 @@ Error VulkanContext::_check_capabilities() {
VkPhysicalDeviceProperties2 physicalDeviceProperties{};
void *nextptr = nullptr;
- subgroupProperties.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SUBGROUP_PROPERTIES;
- subgroupProperties.pNext = nextptr;
- nextptr = &subgroupProperties;
+ if (!(vulkan_major == 1 && vulkan_minor == 0)) {
+ subgroupProperties.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SUBGROUP_PROPERTIES;
+ subgroupProperties.pNext = nextptr;
+
+ nextptr = &subgroupProperties;
+ }
if (multiview_capabilities.is_supported) {
multiviewProperties.sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_MULTIVIEW_PROPERTIES;
diff --git a/modules/glslang/register_types.cpp b/modules/glslang/register_types.cpp
index b1c2140039..53ec0fde34 100644
--- a/modules/glslang/register_types.cpp
+++ b/modules/glslang/register_types.cpp
@@ -53,7 +53,6 @@ static Vector<uint8_t> _compile_shader_glsl(RenderingDevice::ShaderStage p_stage
};
int ClientInputSemanticsVersion = 100; // maps to, say, #define VULKAN 100
- bool check_subgroup_support = true; // assume we support subgroups
glslang::EShTargetClientVersion ClientVersion = glslang::EShTargetVulkan_1_2;
glslang::EShTargetLanguageVersion TargetVersion = glslang::EShTargetSpv_1_5;
@@ -63,7 +62,6 @@ static Vector<uint8_t> _compile_shader_glsl(RenderingDevice::ShaderStage p_stage
if (capabilities->version_major == 1 && capabilities->version_minor == 0) {
ClientVersion = glslang::EShTargetVulkan_1_0;
TargetVersion = glslang::EShTargetSpv_1_0;
- check_subgroup_support = false; // subgroups are not supported in Vulkan 1.0
} else if (capabilities->version_major == 1 && capabilities->version_minor == 1) {
ClientVersion = glslang::EShTargetVulkan_1_1;
TargetVersion = glslang::EShTargetSpv_1_3;
@@ -88,7 +86,7 @@ static Vector<uint8_t> _compile_shader_glsl(RenderingDevice::ShaderStage p_stage
shader.setEnvClient(glslang::EShClientVulkan, ClientVersion);
shader.setEnvTarget(glslang::EShTargetSpv, TargetVersion);
- if (check_subgroup_support) {
+ {
uint32_t stage_bit = 1 << p_stage;
uint32_t subgroup_in_shaders = uint32_t(p_render_device->limit_get(RD::LIMIT_SUBGROUP_IN_SHADERS));