Add baseVertex (#16)

flutter-tizen · Apr 27, 2022 · ba1ecb6 · ba1ecb6
1 parent e7f9073
commit ba1ecb6
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Showing 2 changed files with 5 additions and 1 deletion.
diff --git a/impeller/renderer/backend/metal/render_pass_mtl.mm b/impeller/renderer/backend/metal/render_pass_mtl.mm
@@ -482,7 +482,7 @@ static bool Bind(PassBindingsCache& pass,
                        indexBuffer:mtl_index_buffer
                  indexBufferOffset:command.index_buffer.range.offset
                      instanceCount:1u
-                        baseVertex:0u
+                        baseVertex:command.base_vertex
                       baseInstance:0u];
   }
   return true;

diff --git a/impeller/renderer/command.h b/impeller/renderer/command.h
@@ -73,6 +73,10 @@ struct Command {
   CullMode cull_mode = CullMode::kNone;
   uint32_t stencil_reference = 0u;
   //----------------------------------------------------------------------------
+  /// The offset used when indexing into the vertex buffer.
+  ///
+  uint64_t base_vertex = 0u;
+  //----------------------------------------------------------------------------
   /// The viewport coordinates that the rasterizer linearly maps normalized
   /// device coordinates to.
   /// If unset, the viewport is the size of the render target with a zero