Merge pull request #16442 from unknownbrackets/vulkan-geometry-safety

Vulkan: Only use geometry shaders with accurate depth

GPU/Vulkan/GPU_Vulkan.cpp

@@ -232,7 +232,8 @@ u32 GPU_Vulkan::CheckGPUFeatures() const {
 	features |= GPU_USE_TEXTURE_FLOAT;
 
 	// Fall back to geometry shader culling if we can't do vertex range culling.
-	if (draw_->GetDeviceCaps().geometryShaderSupported) {
+	// Checking accurate depth here because the old depth path is uncommon and not well tested for this.
+	if (draw_->GetDeviceCaps().geometryShaderSupported && (features & GPU_USE_ACCURATE_DEPTH) != 0) {
 		const bool useGeometry = g_Config.bUseGeometryShader && !draw_->GetBugs().Has(Draw::Bugs::GEOMETRY_SHADERS_SLOW_OR_BROKEN);
 		const bool vertexSupported = draw_->GetDeviceCaps().clipDistanceSupported && draw_->GetDeviceCaps().cullDistanceSupported;
 		if (useGeometry && (!vertexSupported || (features & GPU_USE_VS_RANGE_CULLING) == 0)) {