Discard flags for submit call

bindings/cs/bgfx.cs

@@ -532,6 +532,11 @@ public static partial class bgfx
 	[Flags]
 	public enum DiscardFlags : uint
 	{
+		/// <summary>
+		/// Discard nothing
+		/// </summary>
+		None                   = 0x00000000,
+	
 		/// <summary>
 		/// Discard only Index Buffer
 		/// </summary>
@@ -3728,10 +3733,10 @@ public static partial class bgfx
 	/// <param name="_id">View id.</param>
 	/// <param name="_program">Program.</param>
 	/// <param name="_depth">Depth for sorting.</param>
-	/// <param name="_preserveState">Preserve internal draw state for next draw call submit.</param>
+	/// <param name="_flags">Which states to discard for next draw. See BGFX_DISCARD_</param>
 	///
 	[DllImport(DllName, EntryPoint="bgfx_encoder_submit", CallingConvention = CallingConvention.Cdecl)]
-	public static extern unsafe void encoder_submit(Encoder* _this, ushort _id, ProgramHandle _program, uint _depth, bool _preserveState);
+	public static extern unsafe void encoder_submit(Encoder* _this, ushort _id, ProgramHandle _program, uint _depth, byte _flags);
 	
 	/// <summary>
 	/// Submit primitive with occlusion query for rendering.
@@ -3741,10 +3746,10 @@ public static partial class bgfx
 	/// <param name="_program">Program.</param>
 	/// <param name="_occlusionQuery">Occlusion query.</param>
 	/// <param name="_depth">Depth for sorting.</param>
-	/// <param name="_preserveState">Preserve internal draw state for next draw call submit.</param>
+	/// <param name="_flags">Which states to discard for next draw. See BGFX_DISCARD_</param>
 	///
 	[DllImport(DllName, EntryPoint="bgfx_encoder_submit_occlusion_query", CallingConvention = CallingConvention.Cdecl)]
-	public static extern unsafe void encoder_submit_occlusion_query(Encoder* _this, ushort _id, ProgramHandle _program, OcclusionQueryHandle _occlusionQuery, uint _depth, bool _preserveState);
+	public static extern unsafe void encoder_submit_occlusion_query(Encoder* _this, ushort _id, ProgramHandle _program, OcclusionQueryHandle _occlusionQuery, uint _depth, byte _flags);
 	
 	/// <summary>
 	/// Submit primitive for rendering with index and instance data info from
@@ -3757,10 +3762,10 @@ public static partial class bgfx
 	/// <param name="_start">First element in indirect buffer.</param>
 	/// <param name="_num">Number of dispatches.</param>
 	/// <param name="_depth">Depth for sorting.</param>
-	/// <param name="_preserveState">Preserve internal draw state for next draw call submit.</param>
+	/// <param name="_flags">Which states to discard for next draw. See BGFX_DISCARD_</param>
 	///
 	[DllImport(DllName, EntryPoint="bgfx_encoder_submit_indirect", CallingConvention = CallingConvention.Cdecl)]
-	public static extern unsafe void encoder_submit_indirect(Encoder* _this, ushort _id, ProgramHandle _program, IndirectBufferHandle _indirectHandle, ushort _start, ushort _num, uint _depth, bool _preserveState);
+	public static extern unsafe void encoder_submit_indirect(Encoder* _this, ushort _id, ProgramHandle _program, IndirectBufferHandle _indirectHandle, ushort _start, ushort _num, uint _depth, byte _flags);
 	
 	/// <summary>
 	/// Set compute index buffer.
@@ -4243,10 +4248,10 @@ public static partial class bgfx
 	/// <param name="_id">View id.</param>
 	/// <param name="_program">Program.</param>
 	/// <param name="_depth">Depth for sorting.</param>
-	/// <param name="_preserveState">Preserve internal draw state for next draw call submit.</param>
+	/// <param name="_flags">Which states to discard for next draw. See BGFX_DISCARD_</param>
 	///
 	[DllImport(DllName, EntryPoint="bgfx_submit", CallingConvention = CallingConvention.Cdecl)]
-	public static extern unsafe void submit(ushort _id, ProgramHandle _program, uint _depth, bool _preserveState);
+	public static extern unsafe void submit(ushort _id, ProgramHandle _program, uint _depth, byte _flags);
 	
 	/// <summary>
 	/// Submit primitive with occlusion query for rendering.
@@ -4256,10 +4261,10 @@ public static partial class bgfx
 	/// <param name="_program">Program.</param>
 	/// <param name="_occlusionQuery">Occlusion query.</param>
 	/// <param name="_depth">Depth for sorting.</param>
-	/// <param name="_preserveState">Preserve internal draw state for next draw call submit.</param>
+	/// <param name="_flags">Which states to discard for next draw. See BGFX_DISCARD_</param>
 	///
 	[DllImport(DllName, EntryPoint="bgfx_submit_occlusion_query", CallingConvention = CallingConvention.Cdecl)]
-	public static extern unsafe void submit_occlusion_query(ushort _id, ProgramHandle _program, OcclusionQueryHandle _occlusionQuery, uint _depth, bool _preserveState);
+	public static extern unsafe void submit_occlusion_query(ushort _id, ProgramHandle _program, OcclusionQueryHandle _occlusionQuery, uint _depth, byte _flags);
 	
 	/// <summary>
 	/// Submit primitive for rendering with index and instance data info from
@@ -4272,10 +4277,10 @@ public static partial class bgfx
 	/// <param name="_start">First element in indirect buffer.</param>
 	/// <param name="_num">Number of dispatches.</param>
 	/// <param name="_depth">Depth for sorting.</param>
-	/// <param name="_preserveState">Preserve internal draw state for next draw call submit.</param>
+	/// <param name="_flags">Which states to discard for next draw. See BGFX_DISCARD_</param>
 	///
 	[DllImport(DllName, EntryPoint="bgfx_submit_indirect", CallingConvention = CallingConvention.Cdecl)]
-	public static extern unsafe void submit_indirect(ushort _id, ProgramHandle _program, IndirectBufferHandle _indirectHandle, ushort _start, ushort _num, uint _depth, bool _preserveState);
+	public static extern unsafe void submit_indirect(ushort _id, ProgramHandle _program, IndirectBufferHandle _indirectHandle, ushort _start, ushort _num, uint _depth, byte _flags);
 	
 	/// <summary>
 	/// Set compute index buffer.

bindings/d/funcs.d

@@ -1463,9 +1463,9 @@ version(BindBgfx_Static)
 	 * _id = View id.
 	 * _program = Program.
 	 * _depth = Depth for sorting.
-	 * _preserveState = Preserve internal draw state for next draw call submit.
+	 * _flags = Which states to discard for next draw. See BGFX_DISCARD_
 	 */
-	void bgfx_encoder_submit(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, uint _depth, bool _preserveState);
+	void bgfx_encoder_submit(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, uint _depth, byte _flags);
 	
 	/**
 	 * Submit primitive with occlusion query for rendering.
@@ -1474,9 +1474,9 @@ version(BindBgfx_Static)
 	 * _program = Program.
 	 * _occlusionQuery = Occlusion query.
 	 * _depth = Depth for sorting.
-	 * _preserveState = Preserve internal draw state for next draw call submit.
+	 * _flags = Which states to discard for next draw. See BGFX_DISCARD_
 	 */
-	void bgfx_encoder_submit_occlusion_query(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_occlusion_query_handle_t _occlusionQuery, uint _depth, bool _preserveState);
+	void bgfx_encoder_submit_occlusion_query(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_occlusion_query_handle_t _occlusionQuery, uint _depth, byte _flags);
 	
 	/**
 	 * Submit primitive for rendering with index and instance data info from
@@ -1488,9 +1488,9 @@ version(BindBgfx_Static)
 	 * _start = First element in indirect buffer.
 	 * _num = Number of dispatches.
 	 * _depth = Depth for sorting.
-	 * _preserveState = Preserve internal draw state for next draw call submit.
+	 * _flags = Which states to discard for next draw. See BGFX_DISCARD_
 	 */
-	void bgfx_encoder_submit_indirect(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, ushort _start, ushort _num, uint _depth, bool _preserveState);
+	void bgfx_encoder_submit_indirect(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, ushort _start, ushort _num, uint _depth, byte _flags);
 	
 	/**
 	 * Set compute index buffer.
@@ -1922,9 +1922,9 @@ version(BindBgfx_Static)
 	 * _id = View id.
 	 * _program = Program.
 	 * _depth = Depth for sorting.
-	 * _preserveState = Preserve internal draw state for next draw call submit.
+	 * _flags = Which states to discard for next draw. See BGFX_DISCARD_
 	 */
-	void bgfx_submit(bgfx_view_id_t _id, bgfx_program_handle_t _program, uint _depth, bool _preserveState);
+	void bgfx_submit(bgfx_view_id_t _id, bgfx_program_handle_t _program, uint _depth, byte _flags);
 	
 	/**
 	 * Submit primitive with occlusion query for rendering.
@@ -1933,9 +1933,9 @@ version(BindBgfx_Static)
 	 * _program = Program.
 	 * _occlusionQuery = Occlusion query.
 	 * _depth = Depth for sorting.
-	 * _preserveState = Preserve internal draw state for next draw call submit.
+	 * _flags = Which states to discard for next draw. See BGFX_DISCARD_
 	 */
-	void bgfx_submit_occlusion_query(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_occlusion_query_handle_t _occlusionQuery, uint _depth, bool _preserveState);
+	void bgfx_submit_occlusion_query(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_occlusion_query_handle_t _occlusionQuery, uint _depth, byte _flags);
 	
 	/**
 	 * Submit primitive for rendering with index and instance data info from
@@ -1947,9 +1947,9 @@ version(BindBgfx_Static)
 	 * _start = First element in indirect buffer.
 	 * _num = Number of dispatches.
 	 * _depth = Depth for sorting.
-	 * _preserveState = Preserve internal draw state for next draw call submit.
+	 * _flags = Which states to discard for next draw. See BGFX_DISCARD_
 	 */
-	void bgfx_submit_indirect(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, ushort _start, ushort _num, uint _depth, bool _preserveState);
+	void bgfx_submit_indirect(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, ushort _start, ushort _num, uint _depth, byte _flags);
 	
 	/**
 	 * Set compute index buffer.
@@ -3648,9 +3648,9 @@ else
 		 * _id = View id.
 		 * _program = Program.
 		 * _depth = Depth for sorting.
-		 * _preserveState = Preserve internal draw state for next draw call submit.
+		 * _flags = Which states to discard for next draw. See BGFX_DISCARD_
 		 */
-		alias da_bgfx_encoder_submit = void function(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, uint _depth, bool _preserveState);
+		alias da_bgfx_encoder_submit = void function(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, uint _depth, byte _flags);
 		da_bgfx_encoder_submit bgfx_encoder_submit;
 		
 		/**
@@ -3660,9 +3660,9 @@ else
 		 * _program = Program.
 		 * _occlusionQuery = Occlusion query.
 		 * _depth = Depth for sorting.
-		 * _preserveState = Preserve internal draw state for next draw call submit.
+		 * _flags = Which states to discard for next draw. See BGFX_DISCARD_
 		 */
-		alias da_bgfx_encoder_submit_occlusion_query = void function(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_occlusion_query_handle_t _occlusionQuery, uint _depth, bool _preserveState);
+		alias da_bgfx_encoder_submit_occlusion_query = void function(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_occlusion_query_handle_t _occlusionQuery, uint _depth, byte _flags);
 		da_bgfx_encoder_submit_occlusion_query bgfx_encoder_submit_occlusion_query;
 		
 		/**
@@ -3675,9 +3675,9 @@ else
 		 * _start = First element in indirect buffer.
 		 * _num = Number of dispatches.
 		 * _depth = Depth for sorting.
-		 * _preserveState = Preserve internal draw state for next draw call submit.
+		 * _flags = Which states to discard for next draw. See BGFX_DISCARD_
 		 */
-		alias da_bgfx_encoder_submit_indirect = void function(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, ushort _start, ushort _num, uint _depth, bool _preserveState);
+		alias da_bgfx_encoder_submit_indirect = void function(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, ushort _start, ushort _num, uint _depth, byte _flags);
 		da_bgfx_encoder_submit_indirect bgfx_encoder_submit_indirect;
 		
 		/**
@@ -4149,9 +4149,9 @@ else
 		 * _id = View id.
 		 * _program = Program.
 		 * _depth = Depth for sorting.
-		 * _preserveState = Preserve internal draw state for next draw call submit.
+		 * _flags = Which states to discard for next draw. See BGFX_DISCARD_
 		 */
-		alias da_bgfx_submit = void function(bgfx_view_id_t _id, bgfx_program_handle_t _program, uint _depth, bool _preserveState);
+		alias da_bgfx_submit = void function(bgfx_view_id_t _id, bgfx_program_handle_t _program, uint _depth, byte _flags);
 		da_bgfx_submit bgfx_submit;
 		
 		/**
@@ -4161,9 +4161,9 @@ else
 		 * _program = Program.
 		 * _occlusionQuery = Occlusion query.
 		 * _depth = Depth for sorting.
-		 * _preserveState = Preserve internal draw state for next draw call submit.
+		 * _flags = Which states to discard for next draw. See BGFX_DISCARD_
 		 */
-		alias da_bgfx_submit_occlusion_query = void function(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_occlusion_query_handle_t _occlusionQuery, uint _depth, bool _preserveState);
+		alias da_bgfx_submit_occlusion_query = void function(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_occlusion_query_handle_t _occlusionQuery, uint _depth, byte _flags);
 		da_bgfx_submit_occlusion_query bgfx_submit_occlusion_query;
 		
 		/**
@@ -4176,9 +4176,9 @@ else
 		 * _start = First element in indirect buffer.
 		 * _num = Number of dispatches.
 		 * _depth = Depth for sorting.
-		 * _preserveState = Preserve internal draw state for next draw call submit.
+		 * _flags = Which states to discard for next draw. See BGFX_DISCARD_
 		 */
-		alias da_bgfx_submit_indirect = void function(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, ushort _start, ushort _num, uint _depth, bool _preserveState);
+		alias da_bgfx_submit_indirect = void function(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, ushort _start, ushort _num, uint _depth, byte _flags);
 		da_bgfx_submit_indirect bgfx_submit_indirect;
 		
 		/**

bindings/d/types.d

@@ -193,6 +193,7 @@ enum ushort BGFX_CLEAR_DISCARD_MASK = 0x1ff8;
  * Rendering state discard. When state is preserved in submit, rendering states can be discarded
  * on a finer grain.
  */
+enum ubyte BGFX_DISCARD_NONE = 0x00; /// Discard nothing
 enum ubyte BGFX_DISCARD_INDEX_BUFFER = 0x01; /// Discard only Index Buffer
 enum ubyte BGFX_DISCARD_VERTEX_STREAMS = 0x02; /// Discard only Vertex Streams
 enum ubyte BGFX_DISCARD_TEXTURE_SAMPLERS = 0x04; /// Discard only texture samplers

examples/41-tess/tess.cpp

@@ -610,7 +610,7 @@ namespace
 
 				m_uniforms.submit();
 
-				bgfx::submit(1, m_programsDraw[m_shading], m_dispatchIndirect, 0, true);
+				bgfx::submit(1, m_programsDraw[m_shading], m_dispatchIndirect, 0, 1, 0, BGFX_DISCARD_NONE);
 
 				m_pingPong = 1 - m_pingPong;
 

include/bgfx/bgfx.h

@@ -1407,7 +1407,7 @@ namespace bgfx
 		/// @param[in] _id View id.
 		/// @param[in] _program Program.
 		/// @param[in] _depth Depth for sorting.
-		/// @param[in] _preserveState Preserve internal draw state for next draw
+		/// @param[in] _flags Which states to discard for next draw. See BGFX_DISCARD_
 		///   call submit.
 		///
 		/// @attention C99 equivalent is `bgfx_encoder_submit`.
@@ -1416,7 +1416,7 @@ namespace bgfx
 			  ViewId _id
 			, ProgramHandle _program
 			, uint32_t _depth = 0
-			, bool _preserveState = false
+			, uint8_t _flags = BGFX_DISCARD_ALL
 			);
 
 		/// Submit primitive with occlusion query for rendering.
@@ -1425,7 +1425,7 @@ namespace bgfx
 		/// @param[in] _program Program.
 		/// @param[in] _occlusionQuery Occlusion query.
 		/// @param[in] _depth Depth for sorting.
-		/// @param[in] _preserveState Preserve internal draw state for next draw
+		/// @param[in] _flags Which states to discard for next draw. See BGFX_DISCARD_
 		///   call submit.
 		///
 		/// @attention C99 equivalent is `bgfx_encoder_submit_occlusion_query`.
@@ -1435,7 +1435,7 @@ namespace bgfx
 			, ProgramHandle _program
 			, OcclusionQueryHandle _occlusionQuery
 			, uint32_t _depth = 0
-			, bool _preserveState = false
+			, uint8_t _flags = BGFX_DISCARD_ALL
 			);
 
 		/// Submit primitive for rendering with index and instance data info from
@@ -1447,7 +1447,7 @@ namespace bgfx
 		/// @param[in] _start First element in indirect buffer.
 		/// @param[in] _num Number of dispatches.
 		/// @param[in] _depth Depth for sorting.
-		/// @param[in] _preserveState Preserve internal draw state for next draw
+		/// @param[in] _flags Which states to discard for next draw. See BGFX_DISCARD_
 		///   call submit.
 		///
 		/// @attention C99 equivalent is `bgfx_encoder_submit_indirect`.
@@ -1459,7 +1459,7 @@ namespace bgfx
 			, uint16_t _start = 0
 			, uint16_t _num = 1
 			, uint32_t _depth = 0
-			, bool _preserveState = false
+			, uint8_t _flags = BGFX_DISCARD_ALL
 			);
 
 		/// Set compute index buffer.
@@ -3804,7 +3804,7 @@ namespace bgfx
 	/// @param[in] _id View id.
 	/// @param[in] _program Program.
 	/// @param[in] _depth Depth for sorting.
-	/// @param[in] _preserveState Preserve internal draw state for next draw
+	/// @param[in] _flags Which states to discard for next draw. See BGFX_DISCARD_
 	///   call submit.
 	///
 	/// @attention C99 equivalent is `bgfx_submit`.
@@ -3813,7 +3813,7 @@ namespace bgfx
 		  ViewId _id
 		, ProgramHandle _program
 		, uint32_t _depth = 0
-		, bool _preserveState = false
+		, uint8_t _flags = BGFX_DISCARD_ALL
 		);
 
 	/// Submit primitive with occlusion query for rendering.
@@ -3822,7 +3822,7 @@ namespace bgfx
 	/// @param[in] _program Program.
 	/// @param[in] _occlusionQuery Occlusion query.
 	/// @param[in] _depth Depth for sorting.
-	/// @param[in] _preserveState Preserve internal draw state for next draw
+	/// @param[in] _flags Which states to discard for next draw. See BGFX_DISCARD_
 	///   call submit.
 	///
 	/// @attention C99 equivalent is `bgfx_submit_occlusion_query`.
@@ -3832,7 +3832,7 @@ namespace bgfx
 		, ProgramHandle _program
 		, OcclusionQueryHandle _occlusionQuery
 		, uint32_t _depth = 0
-		, bool _preserveState = false
+		, uint8_t _flags = BGFX_DISCARD_ALL
 		);
 
 	/// Submit primitive for rendering with index and instance data info from
@@ -3844,7 +3844,7 @@ namespace bgfx
 	/// @param[in] _start First element in indirect buffer.
 	/// @param[in] _num Number of dispatches.
 	/// @param[in] _depth Depth for sorting.
-	/// @param[in] _preserveState Preserve internal draw state for next draw
+	/// @param[in] _flags Which states to discard for next draw. See BGFX_DISCARD_
 	///   call submit.
 	///
 	/// @attention C99 equivalent is `bgfx_submit_indirect`.
@@ -3856,7 +3856,7 @@ namespace bgfx
 		, uint16_t _start = 0
 		, uint16_t _num = 1
 		, uint32_t _depth = 0
-		, bool _preserveState = false
+		, uint8_t _flags = BGFX_DISCARD_ALL
 		);
 
 	/// Set compute index buffer.

include/bgfx/c99/bgfx.h

@@ -2551,10 +2551,10 @@ BGFX_C_API void bgfx_encoder_touch(bgfx_encoder_t* _this, bgfx_view_id_t _id);
  * @param[in] _id View id.
  * @param[in] _program Program.
  * @param[in] _depth Depth for sorting.
- * @param[in] _preserveState Preserve internal draw state for next draw call submit.
+ * @param[in] _flags Which states to discard for next draw. See BGFX_DISCARD_
  *
  */
-BGFX_C_API void bgfx_encoder_submit(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, uint32_t _depth, bool _preserveState);
+BGFX_C_API void bgfx_encoder_submit(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, uint32_t _depth, uint8_t _flags);
 
 /**
  * Submit primitive with occlusion query for rendering.
@@ -2563,10 +2563,10 @@ BGFX_C_API void bgfx_encoder_submit(bgfx_encoder_t* _this, bgfx_view_id_t _id, b
  * @param[in] _program Program.
  * @param[in] _occlusionQuery Occlusion query.
  * @param[in] _depth Depth for sorting.
- * @param[in] _preserveState Preserve internal draw state for next draw call submit.
+ * @param[in] _flags Which states to discard for next draw. See BGFX_DISCARD_
  *
  */
-BGFX_C_API void bgfx_encoder_submit_occlusion_query(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_occlusion_query_handle_t _occlusionQuery, uint32_t _depth, bool _preserveState);
+BGFX_C_API void bgfx_encoder_submit_occlusion_query(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_occlusion_query_handle_t _occlusionQuery, uint32_t _depth, uint8_t _flags);
 
 /**
  * Submit primitive for rendering with index and instance data info from
@@ -2578,10 +2578,10 @@ BGFX_C_API void bgfx_encoder_submit_occlusion_query(bgfx_encoder_t* _this, bgfx_
  * @param[in] _start First element in indirect buffer.
  * @param[in] _num Number of dispatches.
  * @param[in] _depth Depth for sorting.
- * @param[in] _preserveState Preserve internal draw state for next draw call submit.
+ * @param[in] _flags Which states to discard for next draw. See BGFX_DISCARD_
  *
  */
-BGFX_C_API void bgfx_encoder_submit_indirect(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, uint16_t _start, uint16_t _num, uint32_t _depth, bool _preserveState);
+BGFX_C_API void bgfx_encoder_submit_indirect(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, uint16_t _start, uint16_t _num, uint32_t _depth, uint8_t _flags);
 
 /**
  * Set compute index buffer.
@@ -3069,10 +3069,10 @@ BGFX_C_API void bgfx_touch(bgfx_view_id_t _id);
  * @param[in] _id View id.
  * @param[in] _program Program.
  * @param[in] _depth Depth for sorting.
- * @param[in] _preserveState Preserve internal draw state for next draw call submit.
+ * @param[in] _flags Which states to discard for next draw. See BGFX_DISCARD_
  *
  */
-BGFX_C_API void bgfx_submit(bgfx_view_id_t _id, bgfx_program_handle_t _program, uint32_t _depth, bool _preserveState);
+BGFX_C_API void bgfx_submit(bgfx_view_id_t _id, bgfx_program_handle_t _program, uint32_t _depth, uint8_t _flags);
 
 /**
  * Submit primitive with occlusion query for rendering.
@@ -3081,10 +3081,10 @@ BGFX_C_API void bgfx_submit(bgfx_view_id_t _id, bgfx_program_handle_t _program,
  * @param[in] _program Program.
  * @param[in] _occlusionQuery Occlusion query.
  * @param[in] _depth Depth for sorting.
- * @param[in] _preserveState Preserve internal draw state for next draw call submit.
+ * @param[in] _flags Which states to discard for next draw. See BGFX_DISCARD_
  *
  */
-BGFX_C_API void bgfx_submit_occlusion_query(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_occlusion_query_handle_t _occlusionQuery, uint32_t _depth, bool _preserveState);
+BGFX_C_API void bgfx_submit_occlusion_query(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_occlusion_query_handle_t _occlusionQuery, uint32_t _depth, uint8_t _flags);
 
 /**
  * Submit primitive for rendering with index and instance data info from
@@ -3096,10 +3096,10 @@ BGFX_C_API void bgfx_submit_occlusion_query(bgfx_view_id_t _id, bgfx_program_han
  * @param[in] _start First element in indirect buffer.
  * @param[in] _num Number of dispatches.
  * @param[in] _depth Depth for sorting.
- * @param[in] _preserveState Preserve internal draw state for next draw call submit.
+ * @param[in] _flags Which states to discard for next draw. See BGFX_DISCARD_
  *
  */
-BGFX_C_API void bgfx_submit_indirect(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, uint16_t _start, uint16_t _num, uint32_t _depth, bool _preserveState);
+BGFX_C_API void bgfx_submit_indirect(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, uint16_t _start, uint16_t _num, uint32_t _depth, uint8_t _flags);
 
 /**
  * Set compute index buffer.
@@ -3547,9 +3547,9 @@ struct bgfx_interface_vtbl
     void (*encoder_set_instance_count)(bgfx_encoder_t* _this, uint32_t _numInstances);
     void (*encoder_set_texture)(bgfx_encoder_t* _this, uint8_t _stage, bgfx_uniform_handle_t _sampler, bgfx_texture_handle_t _handle, uint32_t _flags);
     void (*encoder_touch)(bgfx_encoder_t* _this, bgfx_view_id_t _id);
-    void (*encoder_submit)(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, uint32_t _depth, bool _preserveState);
-    void (*encoder_submit_occlusion_query)(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_occlusion_query_handle_t _occlusionQuery, uint32_t _depth, bool _preserveState);
-    void (*encoder_submit_indirect)(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, uint16_t _start, uint16_t _num, uint32_t _depth, bool _preserveState);
+    void (*encoder_submit)(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, uint32_t _depth, uint8_t _flags);
+    void (*encoder_submit_occlusion_query)(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_occlusion_query_handle_t _occlusionQuery, uint32_t _depth, uint8_t _flags);
+    void (*encoder_submit_indirect)(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, uint16_t _start, uint16_t _num, uint32_t _depth, uint8_t _flags);
     void (*encoder_set_compute_index_buffer)(bgfx_encoder_t* _this, uint8_t _stage, bgfx_index_buffer_handle_t _handle, bgfx_access_t _access);
     void (*encoder_set_compute_vertex_buffer)(bgfx_encoder_t* _this, uint8_t _stage, bgfx_vertex_buffer_handle_t _handle, bgfx_access_t _access);
     void (*encoder_set_compute_dynamic_index_buffer)(bgfx_encoder_t* _this, uint8_t _stage, bgfx_dynamic_index_buffer_handle_t _handle, bgfx_access_t _access);
@@ -3589,9 +3589,9 @@ struct bgfx_interface_vtbl
     void (*set_instance_count)(uint32_t _numInstances);
     void (*set_texture)(uint8_t _stage, bgfx_uniform_handle_t _sampler, bgfx_texture_handle_t _handle, uint32_t _flags);
     void (*touch)(bgfx_view_id_t _id);
-    void (*submit)(bgfx_view_id_t _id, bgfx_program_handle_t _program, uint32_t _depth, bool _preserveState);
-    void (*submit_occlusion_query)(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_occlusion_query_handle_t _occlusionQuery, uint32_t _depth, bool _preserveState);
-    void (*submit_indirect)(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, uint16_t _start, uint16_t _num, uint32_t _depth, bool _preserveState);
+    void (*submit)(bgfx_view_id_t _id, bgfx_program_handle_t _program, uint32_t _depth, uint8_t _flags);
+    void (*submit_occlusion_query)(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_occlusion_query_handle_t _occlusionQuery, uint32_t _depth, uint8_t _flags);
+    void (*submit_indirect)(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, uint16_t _start, uint16_t _num, uint32_t _depth, uint8_t _flags);
     void (*set_compute_index_buffer)(uint8_t _stage, bgfx_index_buffer_handle_t _handle, bgfx_access_t _access);
     void (*set_compute_vertex_buffer)(uint8_t _stage, bgfx_vertex_buffer_handle_t _handle, bgfx_access_t _access);
     void (*set_compute_dynamic_index_buffer)(uint8_t _stage, bgfx_dynamic_index_buffer_handle_t _handle, bgfx_access_t _access);

include/bgfx/defines.h

@@ -258,6 +258,7 @@
  * on a finer grain.
  *
  */
+#define BGFX_DISCARD_NONE                   UINT8_C(0x00) //!< Discard nothing
 #define BGFX_DISCARD_INDEX_BUFFER           UINT8_C(0x01) //!< Discard only Index Buffer
 #define BGFX_DISCARD_VERTEX_STREAMS         UINT8_C(0x02) //!< Discard only Vertex Streams
 #define BGFX_DISCARD_TEXTURE_SAMPLERS       UINT8_C(0x04) //!< Discard only texture samplers

scripts/bgfx.idl

@@ -201,7 +201,8 @@ flag.Clear { bits = 16 }
 
 --- Rendering state discard. When state is preserved in submit, rendering states can be discarded
 --- on a finer grain.
-flag.Discard { bits = 8, base = 1, desc = "Discard flags" }
+flag.Discard { bits = 8, desc = "Discard flags" }
+	.None(0)                                                                            --- Discard nothing
 	.IndexBuffer                                                                        --- Discard only Index Buffer
 	.VertexStreams                                                                      --- Discard only Vertex Streams
 	.TextureSamplers                                                                    --- Discard only texture samplers
@@ -2351,8 +2352,8 @@ func.Encoder.submit
 	.program       "ProgramHandle" --- Program.
 	.depth         "uint32_t"      --- Depth for sorting.
 	 { default = 0 }
-	.preserveState "bool"          --- Preserve internal draw state for next draw call submit.
-	 { default = false }
+	.flags         "uint8_t"       --- Which states to discard for next draw. See BGFX_DISCARD_
+	 { default = "BGFX_DISCARD_ALL" }
 
 --- Submit primitive with occlusion query for rendering.
 func.Encoder.submit { cname = "submit_occlusion_query" }
@@ -2362,8 +2363,8 @@ func.Encoder.submit { cname = "submit_occlusion_query" }
 	.occlusionQuery "OcclusionQueryHandle" --- Occlusion query.
 	.depth          "uint32_t"             --- Depth for sorting.
 	 { default = 0 }
-	.preserveState  "bool"                 --- Preserve internal draw state for next draw call submit.
-	 { default = false }
+	.flags          "uint8_t"              --- Which states to discard for next draw. See BGFX_DISCARD_
+	 { default = "BGFX_DISCARD_ALL" }
 
 --- Submit primitive for rendering with index and instance data info from
 --- indirect buffer.
@@ -2378,8 +2379,8 @@ func.Encoder.submit { cname = "submit_indirect" }
 	 { default = 1 }
 	.depth          "uint32_t"             --- Depth for sorting.
 	 { default = 0 }
-	.preserveState  "bool"                 --- Preserve internal draw state for next draw call submit.
-	 { default = false }
+	.flags          "uint8_t"              --- Which states to discard for next draw. See BGFX_DISCARD_
+	 { default = "BGFX_DISCARD_ALL" }
 
 --- Set compute index buffer.
 func.Encoder.setBuffer { cname = "set_compute_index_buffer" }
@@ -2863,8 +2864,8 @@ func.submit
 	.program       "ProgramHandle" --- Program.
 	.depth         "uint32_t"      --- Depth for sorting.
 	{ default = 0 }
-	.preserveState "bool"          --- Preserve internal draw state for next draw call submit.
-	{ default = false }
+	.flags         "uint8_t"       --- Which states to discard for next draw. See BGFX_DISCARD_
+	{ default = "BGFX_DISCARD_ALL" }
 
 --- Submit primitive with occlusion query for rendering.
 func.submit { cname = "submit_occlusion_query" }
@@ -2874,8 +2875,8 @@ func.submit { cname = "submit_occlusion_query" }
 	.occlusionQuery "OcclusionQueryHandle" --- Occlusion query.
 	.depth          "uint32_t"             --- Depth for sorting.
 	{ default = 0 }
-	.preserveState  "bool"                 --- Preserve internal draw state for next draw call submit.
-	{ default = false }
+	.flags          "uint8_t"              --- Which states to discard for next draw. See BGFX_DISCARD_
+	{ default = "BGFX_DISCARD_ALL" }
 
 --- Submit primitive for rendering with index and instance data info from
 --- indirect buffer.
@@ -2890,8 +2891,8 @@ func.submit { cname = "submit_indirect" }
 	{ default = 1 }
 	.depth          "uint32_t"             --- Depth for sorting.
 	{ default = 0 }
-	.preserveState  "bool"                 --- Preserve internal draw state for next draw call submit.
-	{ default = false }
+	.flags "uint8_t"                       --- Which states to discard for next draw. See BGFX_DISCARD_
+	{ default = "BGFX_DISCARD_ALL" }
 
 --- Set compute index buffer.
 func.setBuffer { cname = "set_compute_index_buffer" }

src/bgfx.cpp

@@ -1191,10 +1191,10 @@ namespace bgfx
 		}
 	}
 
-	void EncoderImpl::submit(ViewId _id, ProgramHandle _program, OcclusionQueryHandle _occlusionQuery, uint32_t _depth, bool _preserveState)
+	void EncoderImpl::submit(ViewId _id, ProgramHandle _program, OcclusionQueryHandle _occlusionQuery, uint32_t _depth, uint8_t _flags)
 	{
 		if (BX_ENABLED(BGFX_CONFIG_DEBUG_UNIFORM)
-		&& !_preserveState)
+		&& (_flags == BGFX_DISCARD_ALL))
 		{
 			m_uniformSet.clear();
 		}
@@ -1291,10 +1291,10 @@ namespace bgfx
 		m_frame->m_renderItem[renderItemIdx].draw = m_draw;
 		m_frame->m_renderItemBind[renderItemIdx]  = m_bind;
 
-		if (!_preserveState)
+		m_draw.clear(_flags);
+		m_bind.clear(_flags);
+		if (_flags == BGFX_DISCARD_ALL)
 		{
-			m_draw.clear();
-			m_bind.clear();
 			m_uniformBegin = m_uniformEnd;
 		}
 	}
@@ -3713,13 +3713,13 @@ namespace bgfx
 		submit(_id, handle);
 	}
 
-	void Encoder::submit(ViewId _id, ProgramHandle _program, uint32_t _depth, bool _preserveState)
+	void Encoder::submit(ViewId _id, ProgramHandle _program, uint32_t _depth, uint8_t _flags)
 	{
 		OcclusionQueryHandle handle = BGFX_INVALID_HANDLE;
-		submit(_id, _program, handle, _depth, _preserveState);
+		submit(_id, _program, handle, _depth, _flags);
 	}
 
-	void Encoder::submit(ViewId _id, ProgramHandle _program, OcclusionQueryHandle _occlusionQuery, uint32_t _depth, bool _preserveState)
+	void Encoder::submit(ViewId _id, ProgramHandle _program, OcclusionQueryHandle _occlusionQuery, uint32_t _depth, uint8_t _flags)
 	{
 		BX_CHECK(false
 			|| !isValid(_occlusionQuery)
@@ -3728,15 +3728,15 @@ namespace bgfx
 			);
 		BGFX_CHECK_HANDLE_INVALID_OK("submit", s_ctx->m_programHandle, _program);
 		BGFX_CHECK_HANDLE_INVALID_OK("submit", s_ctx->m_occlusionQueryHandle, _occlusionQuery);
-		BGFX_ENCODER(submit(_id, _program, _occlusionQuery, _depth, _preserveState) );
+		BGFX_ENCODER(submit(_id, _program, _occlusionQuery, _depth, _flags) );
 	}
 
-	void Encoder::submit(ViewId _id, ProgramHandle _program, IndirectBufferHandle _indirectHandle, uint16_t _start, uint16_t _num, uint32_t _depth, bool _preserveState)
+	void Encoder::submit(ViewId _id, ProgramHandle _program, IndirectBufferHandle _indirectHandle, uint16_t _start, uint16_t _num, uint32_t _depth, uint8_t _flags)
 	{
 		BGFX_CHECK_HANDLE_INVALID_OK("submit", s_ctx->m_programHandle, _program);
 		BGFX_CHECK_HANDLE("submit", s_ctx->m_vertexBufferHandle, _indirectHandle);
 		BGFX_CHECK_CAPS(BGFX_CAPS_DRAW_INDIRECT, "Draw indirect is not supported!");
-		BGFX_ENCODER(submit(_id, _program, _indirectHandle, _start, _num, _depth, _preserveState) );
+		BGFX_ENCODER(submit(_id, _program, _indirectHandle, _start, _num, _depth, _flags) );
 	}
 
 	void Encoder::setBuffer(uint8_t _stage, IndexBufferHandle _handle, Access::Enum _access)
@@ -4953,22 +4953,22 @@ namespace bgfx
 		submit(_id, handle);
 	}
 
-	void submit(ViewId _id, ProgramHandle _program, uint32_t _depth, bool _preserveState)
+	void submit(ViewId _id, ProgramHandle _program, uint32_t _depth, uint8_t _flags)
 	{
 		OcclusionQueryHandle handle = BGFX_INVALID_HANDLE;
-		submit(_id, _program, handle, _depth, _preserveState);
+		submit(_id, _program, handle, _depth, _flags);
 	}
 
-	void submit(ViewId _id, ProgramHandle _program, OcclusionQueryHandle _occlusionQuery, uint32_t _depth, bool _preserveState)
+	void submit(ViewId _id, ProgramHandle _program, OcclusionQueryHandle _occlusionQuery, uint32_t _depth, uint8_t _flags)
 	{
 		BGFX_CHECK_API_THREAD();
-		s_ctx->m_encoder0->submit(_id, _program, _occlusionQuery, _depth, _preserveState);
+		s_ctx->m_encoder0->submit(_id, _program, _occlusionQuery, _depth, _flags);
 	}
 
-	void submit(ViewId _id, ProgramHandle _program, IndirectBufferHandle _indirectHandle, uint16_t _start, uint16_t _num, uint32_t _depth, bool _preserveState)
+	void submit(ViewId _id, ProgramHandle _program, IndirectBufferHandle _indirectHandle, uint16_t _start, uint16_t _num, uint32_t _depth, uint8_t _flags)
 	{
 		BGFX_CHECK_API_THREAD();
-		s_ctx->m_encoder0->submit(_id, _program, _indirectHandle, _start, _num, _depth, _preserveState);
+		s_ctx->m_encoder0->submit(_id, _program, _indirectHandle, _start, _num, _depth, _flags);
 	}
 
 	void setBuffer(uint8_t _stage, IndexBufferHandle _handle, Access::Enum _access)

src/bgfx.idl.inl

@@ -832,27 +832,27 @@ BGFX_C_API void bgfx_encoder_touch(bgfx_encoder_t* _this, bgfx_view_id_t _id)
 	This->touch((bgfx::ViewId)_id);
 }
 
-BGFX_C_API void bgfx_encoder_submit(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, uint32_t _depth, bool _preserveState)
+BGFX_C_API void bgfx_encoder_submit(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, uint32_t _depth, uint8_t _flags)
 {
 	bgfx::Encoder* This = (bgfx::Encoder*)_this;
 	union { bgfx_program_handle_t c; bgfx::ProgramHandle cpp; } program = { _program };
-	This->submit((bgfx::ViewId)_id, program.cpp, _depth, _preserveState);
+	This->submit((bgfx::ViewId)_id, program.cpp, _depth, _flags);
 }
 
-BGFX_C_API void bgfx_encoder_submit_occlusion_query(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_occlusion_query_handle_t _occlusionQuery, uint32_t _depth, bool _preserveState)
+BGFX_C_API void bgfx_encoder_submit_occlusion_query(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_occlusion_query_handle_t _occlusionQuery, uint32_t _depth, uint8_t _flags)
 {
 	bgfx::Encoder* This = (bgfx::Encoder*)_this;
 	union { bgfx_program_handle_t c; bgfx::ProgramHandle cpp; } program = { _program };
 	union { bgfx_occlusion_query_handle_t c; bgfx::OcclusionQueryHandle cpp; } occlusionQuery = { _occlusionQuery };
-	This->submit((bgfx::ViewId)_id, program.cpp, occlusionQuery.cpp, _depth, _preserveState);
+	This->submit((bgfx::ViewId)_id, program.cpp, occlusionQuery.cpp, _depth, _flags);
 }
 
-BGFX_C_API void bgfx_encoder_submit_indirect(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, uint16_t _start, uint16_t _num, uint32_t _depth, bool _preserveState)
+BGFX_C_API void bgfx_encoder_submit_indirect(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, uint16_t _start, uint16_t _num, uint32_t _depth, uint8_t _flags)
 {
 	bgfx::Encoder* This = (bgfx::Encoder*)_this;
 	union { bgfx_program_handle_t c; bgfx::ProgramHandle cpp; } program = { _program };
 	union { bgfx_indirect_buffer_handle_t c; bgfx::IndirectBufferHandle cpp; } indirectHandle = { _indirectHandle };
-	This->submit((bgfx::ViewId)_id, program.cpp, indirectHandle.cpp, _start, _num, _depth, _preserveState);
+	This->submit((bgfx::ViewId)_id, program.cpp, indirectHandle.cpp, _start, _num, _depth, _flags);
 }
 
 BGFX_C_API void bgfx_encoder_set_compute_index_buffer(bgfx_encoder_t* _this, uint8_t _stage, bgfx_index_buffer_handle_t _handle, bgfx_access_t _access)
@@ -1085,24 +1085,24 @@ BGFX_C_API void bgfx_touch(bgfx_view_id_t _id)
 	bgfx::touch((bgfx::ViewId)_id);
 }
 
-BGFX_C_API void bgfx_submit(bgfx_view_id_t _id, bgfx_program_handle_t _program, uint32_t _depth, bool _preserveState)
+BGFX_C_API void bgfx_submit(bgfx_view_id_t _id, bgfx_program_handle_t _program, uint32_t _depth, uint8_t _flags)
 {
 	union { bgfx_program_handle_t c; bgfx::ProgramHandle cpp; } program = { _program };
-	bgfx::submit((bgfx::ViewId)_id, program.cpp, _depth, _preserveState);
+	bgfx::submit((bgfx::ViewId)_id, program.cpp, _depth, _flags);
 }
 
-BGFX_C_API void bgfx_submit_occlusion_query(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_occlusion_query_handle_t _occlusionQuery, uint32_t _depth, bool _preserveState)
+BGFX_C_API void bgfx_submit_occlusion_query(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_occlusion_query_handle_t _occlusionQuery, uint32_t _depth, uint8_t _flags)
 {
 	union { bgfx_program_handle_t c; bgfx::ProgramHandle cpp; } program = { _program };
 	union { bgfx_occlusion_query_handle_t c; bgfx::OcclusionQueryHandle cpp; } occlusionQuery = { _occlusionQuery };
-	bgfx::submit((bgfx::ViewId)_id, program.cpp, occlusionQuery.cpp, _depth, _preserveState);
+	bgfx::submit((bgfx::ViewId)_id, program.cpp, occlusionQuery.cpp, _depth, _flags);
 }
 
-BGFX_C_API void bgfx_submit_indirect(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, uint16_t _start, uint16_t _num, uint32_t _depth, bool _preserveState)
+BGFX_C_API void bgfx_submit_indirect(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, uint16_t _start, uint16_t _num, uint32_t _depth, uint8_t _flags)
 {
 	union { bgfx_program_handle_t c; bgfx::ProgramHandle cpp; } program = { _program };
 	union { bgfx_indirect_buffer_handle_t c; bgfx::IndirectBufferHandle cpp; } indirectHandle = { _indirectHandle };
-	bgfx::submit((bgfx::ViewId)_id, program.cpp, indirectHandle.cpp, _start, _num, _depth, _preserveState);
+	bgfx::submit((bgfx::ViewId)_id, program.cpp, indirectHandle.cpp, _start, _num, _depth, _flags);
 }
 
 BGFX_C_API void bgfx_set_compute_index_buffer(uint8_t _stage, bgfx_index_buffer_handle_t _handle, bgfx_access_t _access)

src/bgfx_p.h

@@ -2509,15 +2509,15 @@ constexpr uint64_t kSortKeyComputeProgramMask  = uint64_t(BGFX_CONFIG_MAX_PROGRA
 			m_bind.clear(_flags);
 		}
 
-		void submit(ViewId _id, ProgramHandle _program, OcclusionQueryHandle _occlusionQuery, uint32_t _depth, bool _preserveState);
+		void submit(ViewId _id, ProgramHandle _program, OcclusionQueryHandle _occlusionQuery, uint32_t _depth, uint8_t _flags = BGFX_DISCARD_ALL);
 
-		void submit(ViewId _id, ProgramHandle _program, IndirectBufferHandle _indirectHandle, uint16_t _start, uint16_t _num, uint32_t _depth, bool _preserveState)
+		void submit(ViewId _id, ProgramHandle _program, IndirectBufferHandle _indirectHandle, uint16_t _start, uint16_t _num, uint32_t _depth, uint8_t _flags = BGFX_DISCARD_ALL)
 		{
 			m_draw.m_startIndirect  = _start;
 			m_draw.m_numIndirect    = _num;
 			m_draw.m_indirectBuffer = _indirectHandle;
 			OcclusionQueryHandle handle = BGFX_INVALID_HANDLE;
-			submit(_id, _program, handle, _depth, _preserveState);
+			submit(_id, _program, handle, _depth, _flags);
 		}
 
 		void dispatch(ViewId _id, ProgramHandle _handle, uint32_t _ngx, uint32_t _ngy, uint32_t _ngz);