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DX11: MSAA wip.

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This commit is contained in:
bkaradzic 2013-04-10 21:42:00 -07:00
parent e78545af88
commit 4367082297
2 changed files with 96 additions and 15 deletions
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6
src/bgfx_shader.sh
View File

@ -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;

105
src/renderer_d3d11.cpp
View File

@ -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);
}