void DeepOceanSim::DrawDebugging(
RenderCore::Metal::DeviceContext& context,
LightingParserContext& parserContext,
const DeepOceanSimSettings& oceanSettings)
{
using namespace RenderCore;
const unsigned dimensions = oceanSettings._gridDimensions;
const Float2 physicalDimensions = Float2(oceanSettings._physicalDimensions, oceanSettings._physicalDimensions);
const Float2 calmWindVector = oceanSettings._windVelocity[0] * Float2(XlCos(oceanSettings._windAngle[0]), XlSin(oceanSettings._windAngle[0]));
const Float2 strongWindVector = oceanSettings._windVelocity[1] * Float2(XlCos(oceanSettings._windAngle[1]), XlSin(oceanSettings._windAngle[1]));
auto& calmSpectrum = Techniques::FindCachedBox<StartingSpectrumBox>(
StartingSpectrumBox::Desc( dimensions,dimensions, physicalDimensions, calmWindVector,
oceanSettings._scaleAgainstWind[0], oceanSettings._suppressionFactor[0]));
auto& strongSpectrum = Techniques::FindCachedBox<StartingSpectrumBox>(
StartingSpectrumBox::Desc( dimensions,dimensions, physicalDimensions, strongWindVector,
oceanSettings._scaleAgainstWind[1], oceanSettings._suppressionFactor[1]));
SetupVertexGeneratorShader(context);
context.Bind(Techniques::CommonResources()._blendStraightAlpha);
context.Bind(::Assets::GetAssetDep<Metal::ShaderProgram>(
"game/xleres/basic2D.vsh:fullscreen:vs_*", "game/xleres/Ocean/FFTDebugging.psh:main:ps_*"));
context.BindPS(MakeResourceList(
_workingTextureRealSRV, _workingTextureImaginarySRV,
calmSpectrum._inputRealShaderResource, calmSpectrum._inputImaginaryShaderResource,
strongSpectrum._inputRealShaderResource, strongSpectrum._inputImaginaryShaderResource));
context.Draw(4);
}
bool MaterialBinder::Apply(
RenderCore::Metal::DeviceContext& metalContext,
RenderCore::Techniques::ParsingContext& parserContext,
unsigned techniqueIndex,
const RenderCore::Assets::ResolvedMaterial& mat,
const SystemConstants& sysConstants,
const ::Assets::DirectorySearchRules& searchRules,
const RenderCore::Metal::InputLayout& geoInputLayout)
{
using namespace RenderCore;
using namespace RenderCore::Techniques;
ParameterBox materialParameters = RenderCore::Assets::TechParams_SetResHas(mat._matParams, mat._bindings, searchRules);
TechniqueMaterial material(geoInputLayout, {}, materialParameters);
auto variation = material.FindVariation(parserContext, techniqueIndex, _shaderTypeName.c_str());
if (variation._shader._shaderProgram == nullptr) {
return false; // we can't render because we couldn't resolve a good shader variation
}
// we must bind the shader program & the bound layout
// but we're not using the BoundUniforms in the ResolvedShader object
metalContext.Bind(*variation._shader._shaderProgram);
metalContext.Bind(*variation._shader._boundLayout);
// Instead of using ResolvedShader::_boundUniforms, let's
// look at the reflection information for the shader program
// and assign each shader input to some reasonable value
BindConstantsAndResources(
metalContext, parserContext, mat,
sysConstants, searchRules,
*variation._shader._boundUniforms,
*variation._cbLayout);
return true;
}
void RTShadows_DrawMetrics(
RenderCore::Metal::DeviceContext& context,
LightingParserContext& parserContext, MainTargetsBox& mainTargets)
{
SavedTargets savedTargets(context);
auto restoreMarker = savedTargets.MakeResetMarker(context);
context.GetUnderlying()->OMSetRenderTargets(1, savedTargets.GetRenderTargets(), nullptr); // (unbind depth)
context.BindPS(MakeResourceList(5, mainTargets._gbufferRTVsSRV[0], mainTargets._gbufferRTVsSRV[1], mainTargets._gbufferRTVsSRV[2], mainTargets._msaaDepthBufferSRV));
const bool useMsaaSamplers = mainTargets._desc._sampling._sampleCount > 1;
StringMeld<256> defines;
defines << "SHADOW_CASCADE_MODE=2";
if (useMsaaSamplers) defines << ";MSAA_SAMPLERS=1";
auto& debuggingShader = ::Assets::GetAssetDep<Metal::ShaderProgram>(
"game/xleres/basic2D.vsh:fullscreen:vs_*",
"game/xleres/shadowgen/rtshadmetrics.sh:ps_main:ps_*",
defines.get());
Metal::BoundUniforms uniforms(debuggingShader);
Techniques::TechniqueContext::BindGlobalUniforms(uniforms);
uniforms.BindShaderResources(1, {"RTSListsHead", "RTSLinkedLists", "RTSTriangles", "DepthTexture"});
uniforms.BindConstantBuffers(1, {"OrthogonalShadowProjection", "ScreenToShadowProjection"});
context.Bind(debuggingShader);
context.Bind(Techniques::CommonResources()._blendStraightAlpha);
SetupVertexGeneratorShader(context);
for (const auto& p:parserContext._preparedRTShadows) {
const Metal::ShaderResourceView* srvs[] =
{ &p.second._listHeadSRV, &p.second._linkedListsSRV, &p.second._trianglesSRV, &mainTargets._msaaDepthBufferSRV };
SharedPkt constants[2];
const Metal::ConstantBuffer* prebuiltConstants[2] = {nullptr, nullptr};
prebuiltConstants[0] = &p.second._orthoCB;
constants[1] = BuildScreenToShadowConstants(
p.second, parserContext.GetProjectionDesc()._cameraToWorld,
parserContext.GetProjectionDesc()._cameraToProjection);
uniforms.Apply(
context, parserContext.GetGlobalUniformsStream(),
Metal::UniformsStream(constants, prebuiltConstants, dimof(constants), srvs, dimof(srvs)));
}
context.Draw(4);
}
void ExecuteHighlightByStencil(
RenderCore::Metal::DeviceContext& metalContext,
RenderCore::Metal::ShaderResourceView& inputStencil,
const HighlightByStencilSettings& settings,
bool onlyHighlighted)
{
using namespace RenderCore;
metalContext.BindPS(MakeResourceList(Metal::ConstantBuffer(&settings, sizeof(settings))));
metalContext.BindPS(MakeResourceList(inputStencil));
metalContext.Bind(Techniques::CommonResources()._dssDisable);
metalContext.Bind(Techniques::CommonResources()._blendAlphaPremultiplied);
metalContext.Bind(Metal::Topology::TriangleStrip);
metalContext.Unbind<Metal::BoundInputLayout>();
auto desc = BufferUploads::ExtractDesc(*inputStencil.GetResource());
if (desc._type != BufferUploads::BufferDesc::Type::Texture) return;
bool stencilInput =
Metal::AsTypelessFormat((Metal::NativeFormat::Enum)desc._textureDesc._nativePixelFormat)
== Metal::NativeFormat::R24G8_TYPELESS;
StringMeld<64, ::Assets::ResChar> params;
params << "ONLY_HIGHLIGHTED=" << unsigned(onlyHighlighted);
params << ";INPUT_MODE=" << (stencilInput?0:1);
{
auto& shader = ::Assets::GetAssetDep<Metal::ShaderProgram>(
"game/xleres/basic2D.vsh:fullscreen:vs_*",
"game/xleres/Vis/HighlightVis.psh:HighlightByStencil:ps_*",
(const ::Assets::ResChar*)params);
metalContext.Bind(shader);
metalContext.Draw(4);
}
{
auto& shader = ::Assets::GetAssetDep<Metal::ShaderProgram>(
"game/xleres/basic2D.vsh:fullscreen:vs_*",
"game/xleres/Vis/HighlightVis.psh:OutlineByStencil:ps_*",
(const ::Assets::ResChar*)params);
metalContext.Bind(shader);
metalContext.Draw(4);
}
metalContext.UnbindPS<Metal::ShaderResourceView>(0, 1);
}
void BinaryHighlight::FinishWithOutline(RenderCore::Metal::DeviceContext& metalContext, Float3 outlineColor)
{
using namespace RenderCore;
_pimpl->_savedTargets.ResetToOldTargets(metalContext);
// now we can render these objects over the main image,
// using some filtering
metalContext.BindPS(MakeResourceList(_pimpl->_srv));
struct Constants
{
Float3 _color; unsigned _dummy;
} constants = { outlineColor, 0 };
RenderCore::SharedPkt pkts[] = { MakeSharedPkt(constants) };
auto& shaders = Techniques::FindCachedBoxDep<HighlightShaders>(HighlightShaders::Desc());
shaders._drawHighlightUniforms.Apply(
metalContext,
RenderCore::Metal::UniformsStream(),
RenderCore::Metal::UniformsStream(pkts, nullptr, dimof(pkts)));
metalContext.Bind(*shaders._drawHighlight);
metalContext.Bind(Techniques::CommonResources()._blendAlphaPremultiplied);
metalContext.Bind(Techniques::CommonResources()._dssDisable);
metalContext.Bind(Metal::Topology::TriangleStrip);
metalContext.Draw(4);
}
BinaryHighlight::BinaryHighlight(RenderCore::Metal::DeviceContext& metalContext)
{
_pimpl = std::make_unique<Pimpl>(metalContext);
const auto& viewport = _pimpl->_savedTargets.GetViewports()[0];
using namespace RenderCore;
auto& offscreen = RenderCore::Techniques::FindCachedBox<CommonOffscreenTarget>(
CommonOffscreenTarget::Desc(unsigned(viewport.Width), unsigned(viewport.Height),
Metal::NativeFormat::R8G8B8A8_UNORM));
const bool doDepthTest = true;
if (constant_expression<doDepthTest>::result()) {
metalContext.Bind(Techniques::CommonResources()._dssReadOnly);
Metal::DepthStencilView dsv(_pimpl->_savedTargets.GetDepthStencilView());
metalContext.Bind(MakeResourceList(offscreen._rtv), &dsv);
} else {
metalContext.Bind(MakeResourceList(offscreen._rtv), nullptr);
}
metalContext.Clear(offscreen._rtv, Float4(0.f, 0.f, 0.f, 0.f));
_pimpl->_srv = offscreen._srv;
}