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Check for a Vulkan extension before checking its features

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For some reason AFAICT mesa reports a feature as enabled even when its
extension isn't supported. The Vulkan specification says nothing aboutd
this so this is technically more of a workaround, but it works.
This commit is contained in:
Riteo 2022-10-21 22:40:14 +02:00
parent e73ff0e961
commit 3ef598c9f8
1 changed files with 34 additions and 12 deletions
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46
drivers/vulkan/vulkan_context.cpp
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@ -687,21 +687,43 @@ Error VulkanContext::_check_capabilities() {
vkGetPhysicalDeviceFeatures2_func(gpu, &device_features);
vrs_capabilities.pipeline_vrs_supported = vrs_features.pipelineFragmentShadingRate;
vrs_capabilities.primitive_vrs_supported = vrs_features.primitiveFragmentShadingRate;
vrs_capabilities.attachment_vrs_supported = vrs_features.attachmentFragmentShadingRate;
// We must check that the relative extension is present before assuming a
// feature as enabled. Actually, according to the spec we shouldn't add the
// structs in pNext at all, but this works fine.
// See also: https://github.com/godotengine/godot/issues/65409
for (uint32_t i = 0; i < enabled_extension_count; ++i) {
if (!strcmp(VK_KHR_FRAGMENT_SHADING_RATE_EXTENSION_NAME, extension_names[i])) {
vrs_capabilities.pipeline_vrs_supported = vrs_features.pipelineFragmentShadingRate;
vrs_capabilities.primitive_vrs_supported = vrs_features.primitiveFragmentShadingRate;
vrs_capabilities.attachment_vrs_supported = vrs_features.attachmentFragmentShadingRate;
multiview_capabilities.is_supported = multiview_features.multiview;
multiview_capabilities.geometry_shader_is_supported = multiview_features.multiviewGeometryShader;
multiview_capabilities.tessellation_shader_is_supported = multiview_features.multiviewTessellationShader;
continue;
}
shader_capabilities.shader_float16_is_supported = shader_features.shaderFloat16;
shader_capabilities.shader_int8_is_supported = shader_features.shaderInt8;
if (!strcmp(VK_KHR_MULTIVIEW_EXTENSION_NAME, extension_names[i])) {
multiview_capabilities.is_supported = multiview_features.multiview;
multiview_capabilities.geometry_shader_is_supported = multiview_features.multiviewGeometryShader;
multiview_capabilities.tessellation_shader_is_supported = multiview_features.multiviewTessellationShader;
storage_buffer_capabilities.storage_buffer_16_bit_access_is_supported = storage_feature.storageBuffer16BitAccess;
storage_buffer_capabilities.uniform_and_storage_buffer_16_bit_access_is_supported = storage_feature.uniformAndStorageBuffer16BitAccess;
storage_buffer_capabilities.storage_push_constant_16_is_supported = storage_feature.storagePushConstant16;
storage_buffer_capabilities.storage_input_output_16 = storage_feature.storageInputOutput16;
continue;
}
if (!strcmp(VK_KHR_SHADER_FLOAT16_INT8_EXTENSION_NAME, extension_names[i])) {
shader_capabilities.shader_float16_is_supported = shader_features.shaderFloat16;
shader_capabilities.shader_int8_is_supported = shader_features.shaderInt8;
continue;
}
if (!strcmp(VK_KHR_16BIT_STORAGE_EXTENSION_NAME, extension_names[i])) {
storage_buffer_capabilities.storage_buffer_16_bit_access_is_supported = storage_feature.storageBuffer16BitAccess;
storage_buffer_capabilities.uniform_and_storage_buffer_16_bit_access_is_supported = storage_feature.uniformAndStorageBuffer16BitAccess;
storage_buffer_capabilities.storage_push_constant_16_is_supported = storage_feature.storagePushConstant16;
storage_buffer_capabilities.storage_input_output_16 = storage_feature.storageInputOutput16;
continue;
}
}
}
// Check extended properties.