From 436708229757f1b8297ae0f0b287465848d323ff Mon Sep 17 00:00:00 2001 From: bkaradzic Date: Wed, 10 Apr 2013 21:42:00 -0700 Subject: [PATCH] DX11: MSAA wip. --- src/bgfx_shader.sh | 6 ++- src/renderer_d3d11.cpp | 105 +++++++++++++++++++++++++++++++++++------ 2 files changed, 96 insertions(+), 15 deletions(-) diff --git a/src/bgfx_shader.sh b/src/bgfx_shader.sh index 65bd2fa5b..8328117f5 100644 --- a/src/bgfx_shader.sh +++ b/src/bgfx_shader.sh @@ -6,6 +6,10 @@ #ifndef __BGFX_SHADER_H__ #define __BGFX_SHADER_H__ +#if !defined(BGFX_CONFIG_MAX_BONES) +# define BGFX_CONFIG_MAX_BONES 32 +#endif // !defined(BGFX_CONFIG_MAX_BONES) + #ifndef __cplusplus #if BGFX_SHADER_LANGUAGE_HLSL @@ -171,7 +175,7 @@ uniform vec4 u_viewRect; uniform vec4 u_viewTexel; uniform mat4 u_view; uniform mat4 u_viewProj; -uniform mat4 u_model[64]; +uniform mat4 u_model[BGFX_CONFIG_MAX_BONES]; uniform mat4 u_modelView; uniform mat4 u_modelViewProj; uniform mat4 u_modelViewProjX; diff --git a/src/renderer_d3d11.cpp b/src/renderer_d3d11.cpp index 5f96b0376..dba76d96f 100644 --- a/src/renderer_d3d11.cpp +++ b/src/renderer_d3d11.cpp @@ -17,6 +17,24 @@ namespace bgfx D3D11_PRIMITIVE_TOPOLOGY_POINTLIST, }; + static const uint32_t s_checkMsaa[] = + { + 0, + 2, + 4, + 8, + 16, + }; + + static DXGI_SAMPLE_DESC s_msaa[] = + { + { 1, 0 }, + { 2, 0 }, + { 4, 0 }, + { 8, 0 }, + { 16, 0 }, + }; + static const D3D11_BLEND s_blendFactor[][2] = { { (D3D11_BLEND)0, (D3D11_BLEND)0 }, // ignored @@ -301,8 +319,8 @@ namespace bgfx m_d3d11dll = LoadLibrary("d3d11.dll"); BGFX_FATAL(NULL != m_d3d11dll, Fatal::UnableToInitialize, "Failed to load d3d11.dll."); - PFN_D3D11_CREATE_DEVICE_AND_SWAP_CHAIN d3D11CreateDeviceAndSwapChain = (PFN_D3D11_CREATE_DEVICE_AND_SWAP_CHAIN)GetProcAddress(m_d3d11dll, "D3D11CreateDeviceAndSwapChain"); - BGFX_FATAL(NULL != d3D11CreateDeviceAndSwapChain, Fatal::UnableToInitialize, "Function D3D11CreateDeviceAndSwapChain not found."); + PFN_D3D11_CREATE_DEVICE d3D11CreateDevice = (PFN_D3D11_CREATE_DEVICE)GetProcAddress(m_d3d11dll, "D3D11CreateDevice"); + BGFX_FATAL(NULL != d3D11CreateDevice, Fatal::UnableToInitialize, "Function D3D11CreateDevice not found."); HRESULT hr; @@ -332,21 +350,38 @@ namespace bgfx D3D_FEATURE_LEVEL featureLevel; - hr = d3D11CreateDeviceAndSwapChain(NULL + hr = d3D11CreateDevice(NULL , D3D_DRIVER_TYPE_HARDWARE , NULL , flags , features , 1 , D3D11_SDK_VERSION - , &m_scd - , &m_swapChain , &m_device , &featureLevel , &m_deviceCtx ); BGFX_FATAL(SUCCEEDED(hr), Fatal::UnableToInitialize, "Unable to create Direct3D11 device."); + IDXGIDevice* device; + hr = m_device->QueryInterface(__uuidof(IDXGIDevice), (void**)&device); + BGFX_FATAL(SUCCEEDED(hr), Fatal::UnableToInitialize, "Unable to create Direct3D11 device."); + + IDXGIAdapter* adapter; + hr = device->GetParent(__uuidof(IDXGIAdapter), (void**)&adapter); + BGFX_FATAL(SUCCEEDED(hr), Fatal::UnableToInitialize, "Unable to create Direct3D11 device."); + DX_RELEASE(device, 2); + + hr = adapter->GetParent(__uuidof(IDXGIFactory), (void**)&m_factory); + BGFX_FATAL(SUCCEEDED(hr), Fatal::UnableToInitialize, "Unable to create Direct3D11 device."); + DX_RELEASE(adapter, 2); + + hr = m_factory->CreateSwapChain(m_device + , &m_scd + , &m_swapChain + ); + BGFX_FATAL(SUCCEEDED(hr), Fatal::UnableToInitialize, "Failed to create swap chain."); + for (uint32_t ii = 0; ii < PredefinedUniform::Count; ++ii) { m_predefinedUniforms[ii].create(UniformType::Uniform4x4fv, 1, false); @@ -407,6 +442,7 @@ namespace bgfx DX_RELEASE(m_swapChain, 0); DX_RELEASE(m_deviceCtx, 0); DX_RELEASE(m_device, 0); + DX_RELEASE(m_factory, 0); FreeLibrary(m_d3d11dll); } @@ -472,12 +508,35 @@ namespace bgfx m_samplerStateCache.invalidate(); } + void updateMsaa() + { + for (uint32_t ii = 1, last = 0; ii < countof(s_msaa); ++ii) + { + uint32_t msaa = s_checkMsaa[ii]; + uint32_t quality = 0; + HRESULT hr = m_device->CheckMultisampleQualityLevels(m_scd.BufferDesc.Format, msaa, &quality); + + if (SUCCEEDED(hr) + && 0 < quality) + { + s_msaa[ii].Count = msaa; + s_msaa[ii].Quality = quality - 1; + last = ii; + } + else + { + s_msaa[ii] = s_msaa[last]; + } + } + } + void updateResolution(const Resolution& _resolution) { if ( (uint32_t)m_scd.BufferDesc.Width != _resolution.m_width || (uint32_t)m_scd.BufferDesc.Height != _resolution.m_height || m_flags != _resolution.m_flags) { + bool resize = (m_flags&BGFX_RESET_MSAA_MASK) == (_resolution.m_flags&BGFX_RESET_MSAA_MASK); m_flags = _resolution.m_flags; m_textVideoMem.resize(false, _resolution.m_width, _resolution.m_height); @@ -488,12 +547,29 @@ namespace bgfx preReset(); - DX_CHECK(m_swapChain->ResizeBuffers(2 - , m_scd.BufferDesc.Width - , m_scd.BufferDesc.Height - , m_scd.BufferDesc.Format - , DXGI_SWAP_CHAIN_FLAG_ALLOW_MODE_SWITCH - ) ); + if (resize) + { + DX_CHECK(m_swapChain->ResizeBuffers(2 + , m_scd.BufferDesc.Width + , m_scd.BufferDesc.Height + , m_scd.BufferDesc.Format + , DXGI_SWAP_CHAIN_FLAG_ALLOW_MODE_SWITCH + ) ); + } + else + { + updateMsaa(); + m_scd.SampleDesc = s_msaa[(m_flags&BGFX_RESET_MSAA_MASK)>>BGFX_RESET_MSAA_SHIFT]; + + DX_RELEASE(m_swapChain, 0); + + HRESULT hr; + hr = m_factory->CreateSwapChain(m_device + , &m_scd + , &m_swapChain + ); + BGFX_FATAL(SUCCEEDED(hr), bgfx::Fatal::UnableToInitialize, "Failed to create swap chain."); + } postReset(); } @@ -745,7 +821,7 @@ namespace bgfx void setRasterizerState(uint64_t _state, bool _wireframe = false) { - _state &= BGFX_STATE_CULL_MASK; + _state &= BGFX_STATE_CULL_MASK|BGFX_STATE_MSAA; _state |= _wireframe ? BGFX_STATE_PT_LINES : BGFX_STATE_NONE; ID3D11RasterizerState* rs = m_rasterizerStateCache.find(_state); @@ -762,7 +838,7 @@ namespace bgfx desc.SlopeScaledDepthBias = 0.0f; desc.DepthClipEnable = false; desc.ScissorEnable = false; - desc.MultisampleEnable = false; + desc.MultisampleEnable = !!(_state&BGFX_STATE_MSAA); desc.AntialiasedLineEnable = false; DX_CHECK(m_device->CreateRasterizerState(&desc, &rs) ); @@ -956,6 +1032,7 @@ namespace bgfx } HMODULE m_d3d11dll; + IDXGIFactory* m_factory; IDXGISwapChain* m_swapChain; ID3D11Device* m_device; ID3D11DeviceContext* m_deviceCtx; @@ -2202,7 +2279,7 @@ namespace bgfx s_renderCtx.setBlendState(newFlags, state.m_rgba); } - if ( (BGFX_STATE_CULL_MASK) & changedFlags) + if ( (BGFX_STATE_CULL_MASK|BGFX_STATE_MSAA) & changedFlags) { s_renderCtx.setRasterizerState(newFlags, wireframe); }