Fix binding missing vertex buffer slots to zero data on D3D11 and D3D12

2025-03-26 22:54:00 +01:00
parent f94543aac8
commit fa1469514b
8 changed files with 39 additions and 3 deletions
--- a/Source/Engine/GraphicsDevice/DirectX/DX11/GPUContextDX11.cpp
+++ b/Source/Engine/GraphicsDevice/DirectX/DX11/GPUContextDX11.cpp
@@ -114,6 +114,12 @@ void GPUContextDX11::FrameBegin()
    CurrentPrimitiveTopology = D3D11_PRIMITIVE_TOPOLOGY_UNDEFINED;
    CurrentStencilRef = 0;
    CurrentBlendFactor = Float4::One;
+    
+    // Bind dummy vertex buffer (used by missing bindings)
+    auto dummyVB = (GPUBufferDX11*)_device->GetDummyVB();
+    ID3D11Buffer* dummyVBBuffer = dummyVB->GetBuffer();
+    UINT stride = dummyVB->GetStride(), offset = 0;
+    _context->IASetVertexBuffers(GPU_MAX_VB_BINDED, 1, &dummyVBBuffer, &stride, &offset);

    // Bind static samplers
    ID3D11SamplerState* samplers[] =