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[gl. vk] Extending impl for atomic floats operations

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This commit is contained in:
CamilleLaVey 2025-11-09 19:54:03 -04:00 • committed by crueter
parent 0078094b86
commit 75cc43a57a
7 changed files with 71 additions and 3 deletions
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37
src/video_core/vulkan_common/vulkan_device.cpp
View file

@ -1305,6 +1305,43 @@ void Device::RemoveUnsuitableExtensions() {
VK_EXT_PROVOKING_VERTEX_EXTENSION_NAME);
}
// VK_KHR_shader_float16_int8
const bool float16_int8_requested = extensions.shader_float16_int8;
const bool float16_int8_usable =
features.shader_float16_int8.shaderFloat16 || features.shader_float16_int8.shaderInt8;
if (float16_int8_requested && !float16_int8_usable) {
LOG_WARNING(Render_Vulkan,
"Disabling VK_KHR_shader_float16_int8 — no shaderFloat16/shaderInt8 features reported");
}
extensions.shader_float16_int8 = float16_int8_requested && float16_int8_usable;
RemoveExtensionFeatureIfUnsuitable(float16_int8_usable, features.shader_float16_int8,
VK_KHR_SHADER_FLOAT16_INT8_EXTENSION_NAME);
// VK_EXT_shader_atomic_float
const bool atomic_float_requested = extensions.shader_atomic_float;
const auto& atomic_float_features = features.shader_atomic_float;
const bool supports_buffer_f32 = atomic_float_features.shaderBufferFloat32Atomics ||
atomic_float_features.shaderBufferFloat32AtomicAdd;
const bool supports_shared_f32 = atomic_float_features.shaderSharedFloat32Atomics ||
atomic_float_features.shaderSharedFloat32AtomicAdd;
const bool supports_image_f32 = atomic_float_features.shaderImageFloat32Atomics ||
atomic_float_features.shaderImageFloat32AtomicAdd;
const bool supports_sparse_f32 = atomic_float_features.sparseImageFloat32Atomics ||
atomic_float_features.sparseImageFloat32AtomicAdd;
const bool supports_buffer_f64 = atomic_float_features.shaderBufferFloat64Atomics ||
atomic_float_features.shaderBufferFloat64AtomicAdd;
const bool supports_shared_f64 = atomic_float_features.shaderSharedFloat64Atomics ||
atomic_float_features.shaderSharedFloat64AtomicAdd;
const bool atomic_float_usable = supports_buffer_f32 || supports_shared_f32 || supports_image_f32 ||
supports_sparse_f32 || supports_buffer_f64 || supports_shared_f64;
if (atomic_float_requested && !atomic_float_usable) {
LOG_WARNING(Render_Vulkan,
"Disabling VK_EXT_shader_atomic_float — no usable atomic float feature bits reported");
}
extensions.shader_atomic_float = atomic_float_requested && atomic_float_usable;
RemoveExtensionFeatureIfUnsuitable(atomic_float_usable, features.shader_atomic_float,
VK_EXT_SHADER_ATOMIC_FLOAT_EXTENSION_NAME);
// VK_KHR_shader_atomic_int64
extensions.shader_atomic_int64 = features.shader_atomic_int64.shaderBufferInt64Atomics &&
features.shader_atomic_int64.shaderSharedInt64Atomics;

6
src/video_core/vulkan_common/vulkan_device.h
View file

@ -49,6 +49,7 @@ VK_DEFINE_HANDLE(VmaAllocator)
FEATURE(EXT, ExtendedDynamicState, EXTENDED_DYNAMIC_STATE, extended_dynamic_state) \
FEATURE(EXT, ExtendedDynamicState2, EXTENDED_DYNAMIC_STATE_2, extended_dynamic_state2) \
FEATURE(EXT, ExtendedDynamicState3, EXTENDED_DYNAMIC_STATE_3, extended_dynamic_state3) \
FEATURE(EXT, ShaderAtomicFloat, SHADER_ATOMIC_FLOAT, shader_atomic_float) \
FEATURE(EXT, 4444Formats, 4444_FORMATS, format_a4b4g4r4) \
FEATURE(EXT, IndexTypeUint8, INDEX_TYPE_UINT8, index_type_uint8) \
FEATURE(EXT, LineRasterization, LINE_RASTERIZATION, line_rasterization) \
@ -611,6 +612,11 @@ public:
return extensions.shader_atomic_int64;
}
/// Returns true if the device supports VK_EXT_shader_atomic_float.
bool IsExtShaderAtomicFloatSupported() const {
return extensions.shader_atomic_float;
}
bool IsExtConditionalRendering() const {
return extensions.conditional_rendering;
}