Add global .clang-format file

Based on a survey of existing .clang-format files with a focus on minimizing required reformatting once we switch to it.

GitOrigin-RevId: 6530f5f02caf0e53d0b0db33f416a638a39b7a73

Author: kkaefer

Sources/Examples/All Examples/Sample Data/CustomLayerShaderTypes.h

@@ -6,25 +6,25 @@
 // Buffer indexes shared between shader and platform code to ensure Metal shader
 // buffer inputs match Metal API buffer set calls.
 typedef enum {
-  VertexInputIndexVertices = 0,
-  VertexInputIndexTransformation = 1,
+    VertexInputIndexVertices = 0,
+    VertexInputIndexTransformation = 1,
 } VertexInputIndex;
 
 typedef struct {
-  simd_float3 position;
-  simd_float4 color;
+    simd_float3 position;
+    simd_float4 color;
 } VertexData;
 
 typedef struct {
-  simd_float3 pos_merc;
-  simd_float3 pos_ecef;
-  simd_float3 color;
+    simd_float3 pos_merc;
+    simd_float3 pos_ecef;
+    simd_float3 color;
 } GlobeVertexData;
 
 typedef struct {
-  simd_float4x4 u_matrix_merc;
-  simd_float4x4 u_matrix_ecef;
-  float u_transition;
-  float u_point_size;
+    simd_float4x4 u_matrix_merc;
+    simd_float4x4 u_matrix_ecef;
+    float u_transition;
+    float u_point_size;
 } GlobeUniforms;
 #endif /* CustomLayerShaderTypes_h */