commit b6c392541c48c399b2458cdc15b3f7a652c7e434
author Joshua Goins <54911369+redstrate@users.noreply.github.com> Tue Mar 08 14:17:55 2022 -0500
committer GitHub <noreply@github.com> Tue Mar 08 14:17:55 2022 -0500
tree ffcc15182a578a4f0e339ef2494eef6b6a590faa
parent d05537dbe56ccede41eda877e52787a596fa2845

Check if metal device supports base vertex instance drawing

Co-authored-by: Bill Hollings <bill.hollings@brenwill.com>

MoltenVK/MoltenVK/GPUObjects/MVKPipeline.mm

diff --git a/MoltenVK/MoltenVK/GPUObjects/MVKPipeline.mm b/MoltenVK/MoltenVK/GPUObjects/MVKPipeline.mm
index e3da6fc..dc4bf84 100644
--- a/MoltenVK/MoltenVK/GPUObjects/MVKPipeline.mm
+++ b/MoltenVK/MoltenVK/GPUObjects/MVKPipeline.mm
@@ -1549,7 +1549,7 @@
 		}
 	}
 
-	shaderConfig.options.mslOptions.ios_support_base_vertex_instance = true;
+	shaderConfig.options.mslOptions.ios_support_base_vertex_instance = getDevice()->_pMetalFeatures->baseVertexInstanceDrawing;
 	shaderConfig.options.mslOptions.texture_1D_as_2D = mvkConfig().texture1DAs2D;
     shaderConfig.options.mslOptions.enable_point_size_builtin = isRenderingPoints(pCreateInfo) || reflectData.pointMode;
 	shaderConfig.options.mslOptions.enable_frag_depth_builtin = pixFmts->isDepthFormat(mtlDSFormat);