[Vulkan] Add a few size checks on vertex bindings (max across all cards is 32)

2018-01-03 16:40:31 -06:00
parent 10f74fc45a
commit 3e157972cc
3 changed files with 18 additions and 2 deletions
--- a/src/xenia/gpu/vulkan/vulkan_command_processor.cc
+++ b/src/xenia/gpu/vulkan/vulkan_command_processor.cc
@@ -827,6 +827,12 @@ bool VulkanCommandProcessor::PopulateVertexBuffers(
  VkDeviceSize all_buffer_offsets[32];
  uint32_t buffer_index = 0;

+  if (vertex_bindings.size() >= xe::countof(all_buffers)) {
+    XELOGE("PopulateVertexBuffers failed: Too many bindings! (%zd >= %zd)",
+           vertex_bindings.size(), xe::countof(all_buffers));
+    return false;
+  }
+
  for (const auto& vertex_binding : vertex_bindings) {
    int r = XE_GPU_REG_SHADER_CONSTANT_FETCH_00_0 +
            (vertex_binding.fetch_constant / 3) * 6;