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Add support for indirect draw with indirect count (#2925)

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* Add indirect draw with indirect count (BGFX_CAPS_DRAW_INDIRECT_COUNT)

* Update bindings

* VK: Add support for BGFX_CAPS_DRAW_INDIRECT_COUNT

* D3D12: Add support for BGFX_CAPS_DRAW_INDIRECT_COUNT

* GL: Add support for BGFX_CAPS_DRAW_INDIRECT_COUNT

* 48-drawindirect: Use BGFX_CAPS_DRAW_INDIRECT_COUNT if available

* 48-drawindirect: Update shaders
This commit is contained in:
pezcode
2022-09-18 03:16:19 +02:00
committed by GitHub
parent 408988946d
commit ba467be036
25 changed files with 808 additions and 209 deletions
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49
bindings/bf/bgfx.bf
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@@ -1152,6 +1152,11 @@ public static class bgfx
/// </summary>
ViewportLayerArray = 0x0000000010000000,
/// <summary>
/// Draw indirect with indirect count is supported.
/// </summary>
DrawIndirectCount = 0x0000000020000000,
/// <summary>
/// All texture compare modes are supported.
/// </summary>
@@ -3901,19 +3906,39 @@ public static class bgfx
/// <summary>
/// Submit primitive for rendering with index and instance data info from
/// indirect buffer.
/// @attention Availability depends on: `BGFX_CAPS_DRAW_INDIRECT`.
/// </summary>
///
/// <param name="_id">View id.</param>
/// <param name="_program">Program.</param>
/// <param name="_indirectHandle">Indirect buffer.</param>
/// <param name="_start">First element in indirect buffer.</param>
/// <param name="_num">Number of dispatches.</param>
/// <param name="_num">Number of draws.</param>
/// <param name="_depth">Depth for sorting.</param>
/// <param name="_flags">Discard or preserve states. See `BGFX_DISCARD_*`.</param>
///
[LinkName("bgfx_encoder_submit_indirect")]
public static extern void encoder_submit_indirect(Encoder* _this, ViewId _id, ProgramHandle _program, IndirectBufferHandle _indirectHandle, uint16 _start, uint16 _num, uint32 _depth, uint8 _flags);
/// <summary>
/// Submit primitive for rendering with index and instance data info and
/// draw count from indirect buffers.
/// @attention Availability depends on: `BGFX_CAPS_DRAW_INDIRECT_COUNT`.
/// </summary>
///
/// <param name="_id">View id.</param>
/// <param name="_program">Program.</param>
/// <param name="_indirectHandle">Indirect buffer.</param>
/// <param name="_start">First element in indirect buffer.</param>
/// <param name="_numHandle">Buffer for number of draws. Must be created with `BGFX_BUFFER_INDEX32` and `BGFX_BUFFER_DRAW_INDIRECT`.</param>
/// <param name="_numIndex">Element in number buffer.</param>
/// <param name="_numMax">Max number of draws.</param>
/// <param name="_depth">Depth for sorting.</param>
/// <param name="_flags">Discard or preserve states. See `BGFX_DISCARD_*`.</param>
///
[LinkName("bgfx_encoder_submit_indirect_count")]
public static extern void encoder_submit_indirect_count(Encoder* _this, ViewId _id, ProgramHandle _program, IndirectBufferHandle _indirectHandle, uint16 _start, IndexBufferHandle _numHandle, uint32 _numIndex, uint16 _numMax, uint32 _depth, uint8 _flags);
/// <summary>
/// Set compute index buffer.
/// </summary>
@@ -4457,19 +4482,39 @@ public static class bgfx
/// <summary>
/// Submit primitive for rendering with index and instance data info from
/// indirect buffer.
/// @attention Availability depends on: `BGFX_CAPS_DRAW_INDIRECT`.
/// </summary>
///
/// <param name="_id">View id.</param>
/// <param name="_program">Program.</param>
/// <param name="_indirectHandle">Indirect buffer.</param>
/// <param name="_start">First element in indirect buffer.</param>
/// <param name="_num">Number of dispatches.</param>
/// <param name="_num">Number of draws.</param>
/// <param name="_depth">Depth for sorting.</param>
/// <param name="_flags">Which states to discard for next draw. See `BGFX_DISCARD_*`.</param>
///
[LinkName("bgfx_submit_indirect")]
public static extern void submit_indirect(ViewId _id, ProgramHandle _program, IndirectBufferHandle _indirectHandle, uint16 _start, uint16 _num, uint32 _depth, uint8 _flags);
/// <summary>
/// Submit primitive for rendering with index and instance data info and
/// draw count from indirect buffers.
/// @attention Availability depends on: `BGFX_CAPS_DRAW_INDIRECT_COUNT`.
/// </summary>
///
/// <param name="_id">View id.</param>
/// <param name="_program">Program.</param>
/// <param name="_indirectHandle">Indirect buffer.</param>
/// <param name="_start">First element in indirect buffer.</param>
/// <param name="_numHandle">Buffer for number of draws. Must be created with `BGFX_BUFFER_INDEX32` and `BGFX_BUFFER_DRAW_INDIRECT`.</param>
/// <param name="_numIndex">Element in number buffer.</param>
/// <param name="_numMax">Max number of draws.</param>
/// <param name="_depth">Depth for sorting.</param>
/// <param name="_flags">Which states to discard for next draw. See `BGFX_DISCARD_*`.</param>
///
[LinkName("bgfx_submit_indirect_count")]
public static extern void submit_indirect_count(ViewId _id, ProgramHandle _program, IndirectBufferHandle _indirectHandle, uint16 _start, IndexBufferHandle _numHandle, uint32 _numIndex, uint16 _numMax, uint32 _depth, uint8 _flags);
/// <summary>
/// Set compute index buffer.
/// </summary>