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-rw-r--r--src/shader_recompiler/backend/spirv/emit_spirv.cpp2
-rw-r--r--src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp4
-rw-r--r--src/shader_recompiler/profile.h1
-rw-r--r--src/video_core/renderer_vulkan/vk_pipeline_cache.cpp1
-rw-r--r--src/video_core/vulkan_common/vulkan_device.h4
5 files changed, 11 insertions, 1 deletions
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv.cpp b/src/shader_recompiler/backend/spirv/emit_spirv.cpp
index 34592a01f..0031fa5fb 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv.cpp
@@ -407,7 +407,7 @@ void SetupCapabilities(const Profile& profile, const Info& info, EmitContext& ct
}
ctx.AddCapability(spv::Capability::DemoteToHelperInvocation);
}
- if (info.stores[IR::Attribute::ViewportIndex]) {
+ if (info.stores[IR::Attribute::ViewportIndex] && profile.support_multi_viewport) {
ctx.AddCapability(spv::Capability::MultiViewport);
}
if (info.stores[IR::Attribute::ViewportMask] && profile.support_viewport_mask) {
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
index 1d77426e0..e5a78a914 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
@@ -84,6 +84,10 @@ std::optional<OutAttr> OutputAttrPointer(EmitContext& ctx, IR::Attribute attr) {
}
return std::nullopt;
case IR::Attribute::ViewportIndex:
+ if (!ctx.profile.support_multi_viewport) {
+ LOG_WARNING(Shader, "Ignoring viewport index store on non-supporting driver");
+ return std::nullopt;
+ }
if (ctx.profile.support_viewport_index_layer_non_geometry ||
ctx.stage == Shader::Stage::Geometry) {
return OutAttr{ctx.viewport_index, ctx.U32[1]};
diff --git a/src/shader_recompiler/profile.h b/src/shader_recompiler/profile.h
index 38d820db2..a9de9f4a9 100644
--- a/src/shader_recompiler/profile.h
+++ b/src/shader_recompiler/profile.h
@@ -43,6 +43,7 @@ struct Profile {
bool support_gl_sparse_textures{};
bool support_gl_derivative_control{};
bool support_scaled_attributes{};
+ bool support_multi_viewport{};
bool warp_size_potentially_larger_than_guest{};
diff --git a/src/video_core/renderer_vulkan/vk_pipeline_cache.cpp b/src/video_core/renderer_vulkan/vk_pipeline_cache.cpp
index 16ad8d625..89b455bff 100644
--- a/src/video_core/renderer_vulkan/vk_pipeline_cache.cpp
+++ b/src/video_core/renderer_vulkan/vk_pipeline_cache.cpp
@@ -351,6 +351,7 @@ PipelineCache::PipelineCache(RasterizerVulkan& rasterizer_, const Device& device
.support_geometry_shader_passthrough = device.IsNvGeometryShaderPassthroughSupported(),
.support_native_ndc = device.IsExtDepthClipControlSupported(),
.support_scaled_attributes = !device.MustEmulateScaledFormats(),
+ .support_multi_viewport = device.SupportsMultiViewport(),
.warp_size_potentially_larger_than_guest = device.IsWarpSizePotentiallyBiggerThanGuest(),
diff --git a/src/video_core/vulkan_common/vulkan_device.h b/src/video_core/vulkan_common/vulkan_device.h
index 355de0616..4f3846345 100644
--- a/src/video_core/vulkan_common/vulkan_device.h
+++ b/src/video_core/vulkan_common/vulkan_device.h
@@ -669,6 +669,10 @@ public:
return supports_conditional_barriers;
}
+ bool SupportsMultiViewport() const {
+ return features2.features.multiViewport;
+ }
+
[[nodiscard]] static constexpr bool CheckBrokenCompute(VkDriverId driver_id,
u32 driver_version) {
if (driver_id == VK_DRIVER_ID_INTEL_PROPRIETARY_WINDOWS) {