diff options
Diffstat (limited to 'src/gui/rhi/qrhimetal.mm')
| -rw-r--r-- | src/gui/rhi/qrhimetal.mm | 234 |
1 files changed, 164 insertions, 70 deletions
diff --git a/src/gui/rhi/qrhimetal.mm b/src/gui/rhi/qrhimetal.mm index 3ecc56d147..883d6923b9 100644 --- a/src/gui/rhi/qrhimetal.mm +++ b/src/gui/rhi/qrhimetal.mm @@ -41,6 +41,8 @@ #ifdef Q_OS_MACOS #include <AppKit/AppKit.h> +#else +#include <UIKit/UIKit.h> #endif #include <Metal/Metal.h> @@ -112,15 +114,6 @@ QT_BEGIN_NAMESPACE */ /*! - \class QRhiMetalTextureNativeHandles - \inmodule QtRhi - \brief Holds the Metal texture object that is backing a QRhiTexture instance. - - \note The class uses \c{void *} as the type since including the Objective C - headers is not acceptable here. The actual type is \c{id<MTLTexture>}. - */ - -/*! \class QRhiMetalCommandBufferNativeHandles \inmodule QtRhi \brief Holds the MTLCommandBuffer and MTLRenderCommandEncoder objects that are backing a QRhiCommandBuffer. @@ -318,7 +311,13 @@ struct QMetalComputePipelineData struct QMetalSwapChainData { + // The iOS simulator's headers mark CAMetalLayer as iOS 13.0+ only. + // (for real device SDKs it is 8.0+) +#ifdef TARGET_IPHONE_SIMULATOR + API_AVAILABLE(ios(13.0)) CAMetalLayer *layer = nullptr; +#else CAMetalLayer *layer = nullptr; +#endif id<CAMetalDrawable> curDrawable; dispatch_semaphore_t sem[QMTL_FRAMES_IN_FLIGHT]; MTLRenderPassDescriptor *rp = nullptr; @@ -665,12 +664,17 @@ static inline int mapBinding(int binding, BindingType type) { const QShader::NativeResourceBindingMap *map = nativeResourceBindingMaps[stageIndex]; - if (map) { - auto it = map->constFind(binding); - if (it != map->cend()) - return type == BindingType::Sampler ? it->second : it->first; - } - return binding; + if (!map || map->isEmpty()) + return binding; // old QShader versions do not have this map, assume 1:1 mapping then + + auto it = map->constFind(binding); + if (it != map->cend()) + return type == BindingType::Sampler ? it->second : it->first; // may be -1, if the resource is inactive + + // Hitting this path is normal too. It is not given that the resource (for + // example, a uniform block) is present in the shaders for all the stages + // specified by the visibility mask in the QRhiShaderResourceBinding. + return -1; } void QRhiMetal::enqueueShaderResourceBindings(QMetalShaderResourceBindings *srbD, @@ -704,16 +708,25 @@ void QRhiMetal::enqueueShaderResourceBindings(QMetalShaderResourceBindings *srbD } } if (b->stage.testFlag(QRhiShaderResourceBinding::VertexStage)) { - res[VERTEX].buffers.feed(mapBinding(b->binding, VERTEX, nativeResourceBindingMaps, BindingType::Buffer), mtlbuf); - res[VERTEX].bufferOffsets.feed(b->binding, offset); + const int nativeBinding = mapBinding(b->binding, VERTEX, nativeResourceBindingMaps, BindingType::Buffer); + if (nativeBinding >= 0) { + res[VERTEX].buffers.feed(nativeBinding, mtlbuf); + res[VERTEX].bufferOffsets.feed(b->binding, offset); + } } if (b->stage.testFlag(QRhiShaderResourceBinding::FragmentStage)) { - res[FRAGMENT].buffers.feed(mapBinding(b->binding, FRAGMENT, nativeResourceBindingMaps, BindingType::Buffer), mtlbuf); - res[FRAGMENT].bufferOffsets.feed(b->binding, offset); + const int nativeBinding = mapBinding(b->binding, FRAGMENT, nativeResourceBindingMaps, BindingType::Buffer); + if (nativeBinding >= 0) { + res[FRAGMENT].buffers.feed(nativeBinding, mtlbuf); + res[FRAGMENT].bufferOffsets.feed(b->binding, offset); + } } if (b->stage.testFlag(QRhiShaderResourceBinding::ComputeStage)) { - res[COMPUTE].buffers.feed(mapBinding(b->binding, COMPUTE, nativeResourceBindingMaps, BindingType::Buffer), mtlbuf); - res[COMPUTE].bufferOffsets.feed(b->binding, offset); + const int nativeBinding = mapBinding(b->binding, COMPUTE, nativeResourceBindingMaps, BindingType::Buffer); + if (nativeBinding >= 0) { + res[COMPUTE].buffers.feed(nativeBinding, mtlbuf); + res[COMPUTE].bufferOffsets.feed(b->binding, offset); + } } } break; @@ -722,55 +735,81 @@ void QRhiMetal::enqueueShaderResourceBindings(QMetalShaderResourceBindings *srbD QMetalTexture *texD = QRHI_RES(QMetalTexture, b->u.stex.tex); QMetalSampler *samplerD = QRHI_RES(QMetalSampler, b->u.stex.sampler); if (b->stage.testFlag(QRhiShaderResourceBinding::VertexStage)) { - res[VERTEX].textures.feed(mapBinding(b->binding, VERTEX, nativeResourceBindingMaps, BindingType::Texture), texD->d->tex); - res[VERTEX].samplers.feed(mapBinding(b->binding, VERTEX, nativeResourceBindingMaps, BindingType::Sampler), samplerD->d->samplerState); + const int nativeBindingTexture = mapBinding(b->binding, VERTEX, nativeResourceBindingMaps, BindingType::Texture); + const int nativeBindingSampler = mapBinding(b->binding, VERTEX, nativeResourceBindingMaps, BindingType::Sampler); + if (nativeBindingTexture >= 0 && nativeBindingSampler >= 0) { + res[VERTEX].textures.feed(nativeBindingTexture, texD->d->tex); + res[VERTEX].samplers.feed(nativeBindingSampler, samplerD->d->samplerState); + } } if (b->stage.testFlag(QRhiShaderResourceBinding::FragmentStage)) { - res[FRAGMENT].textures.feed(mapBinding(b->binding, FRAGMENT, nativeResourceBindingMaps, BindingType::Texture), texD->d->tex); - res[FRAGMENT].samplers.feed(mapBinding(b->binding, FRAGMENT, nativeResourceBindingMaps, BindingType::Sampler), samplerD->d->samplerState); + const int nativeBindingTexture = mapBinding(b->binding, FRAGMENT, nativeResourceBindingMaps, BindingType::Texture); + const int nativeBindingSampler = mapBinding(b->binding, FRAGMENT, nativeResourceBindingMaps, BindingType::Sampler); + if (nativeBindingTexture >= 0 && nativeBindingSampler >= 0) { + res[FRAGMENT].textures.feed(nativeBindingTexture, texD->d->tex); + res[FRAGMENT].samplers.feed(nativeBindingSampler, samplerD->d->samplerState); + } } if (b->stage.testFlag(QRhiShaderResourceBinding::ComputeStage)) { - res[COMPUTE].textures.feed(mapBinding(b->binding, COMPUTE, nativeResourceBindingMaps, BindingType::Texture), texD->d->tex); - res[COMPUTE].samplers.feed(mapBinding(b->binding, COMPUTE, nativeResourceBindingMaps, BindingType::Sampler), samplerD->d->samplerState); + const int nativeBindingTexture = mapBinding(b->binding, COMPUTE, nativeResourceBindingMaps, BindingType::Texture); + const int nativeBindingSampler = mapBinding(b->binding, COMPUTE, nativeResourceBindingMaps, BindingType::Sampler); + if (nativeBindingTexture >= 0 && nativeBindingSampler >= 0) { + res[COMPUTE].textures.feed(nativeBindingTexture, texD->d->tex); + res[COMPUTE].samplers.feed(nativeBindingSampler, samplerD->d->samplerState); + } } } break; case QRhiShaderResourceBinding::ImageLoad: - Q_FALLTHROUGH(); case QRhiShaderResourceBinding::ImageStore: - Q_FALLTHROUGH(); case QRhiShaderResourceBinding::ImageLoadStore: { QMetalTexture *texD = QRHI_RES(QMetalTexture, b->u.simage.tex); id<MTLTexture> t = texD->d->viewForLevel(b->u.simage.level); - if (b->stage.testFlag(QRhiShaderResourceBinding::VertexStage)) - res[VERTEX].textures.feed(mapBinding(b->binding, VERTEX, nativeResourceBindingMaps, BindingType::Texture), t); - if (b->stage.testFlag(QRhiShaderResourceBinding::FragmentStage)) - res[FRAGMENT].textures.feed(mapBinding(b->binding, FRAGMENT, nativeResourceBindingMaps, BindingType::Texture), t); - if (b->stage.testFlag(QRhiShaderResourceBinding::ComputeStage)) - res[COMPUTE].textures.feed(mapBinding(b->binding, COMPUTE, nativeResourceBindingMaps, BindingType::Texture), t); + if (b->stage.testFlag(QRhiShaderResourceBinding::VertexStage)) { + const int nativeBinding = mapBinding(b->binding, VERTEX, nativeResourceBindingMaps, BindingType::Texture); + if (nativeBinding >= 0) + res[VERTEX].textures.feed(nativeBinding, t); + } + if (b->stage.testFlag(QRhiShaderResourceBinding::FragmentStage)) { + const int nativeBinding = mapBinding(b->binding, FRAGMENT, nativeResourceBindingMaps, BindingType::Texture); + if (nativeBinding >= 0) + res[FRAGMENT].textures.feed(nativeBinding, t); + } + if (b->stage.testFlag(QRhiShaderResourceBinding::ComputeStage)) { + const int nativeBinding = mapBinding(b->binding, COMPUTE, nativeResourceBindingMaps, BindingType::Texture); + if (nativeBinding >= 0) + res[COMPUTE].textures.feed(nativeBinding, t); + } } break; case QRhiShaderResourceBinding::BufferLoad: - Q_FALLTHROUGH(); case QRhiShaderResourceBinding::BufferStore: - Q_FALLTHROUGH(); case QRhiShaderResourceBinding::BufferLoadStore: { QMetalBuffer *bufD = QRHI_RES(QMetalBuffer, b->u.sbuf.buf); id<MTLBuffer> mtlbuf = bufD->d->buf[0]; uint offset = uint(b->u.sbuf.offset); if (b->stage.testFlag(QRhiShaderResourceBinding::VertexStage)) { - res[VERTEX].buffers.feed(mapBinding(b->binding, VERTEX, nativeResourceBindingMaps, BindingType::Buffer), mtlbuf); - res[VERTEX].bufferOffsets.feed(b->binding, offset); + const int nativeBinding = mapBinding(b->binding, VERTEX, nativeResourceBindingMaps, BindingType::Buffer); + if (nativeBinding >= 0) { + res[VERTEX].buffers.feed(nativeBinding, mtlbuf); + res[VERTEX].bufferOffsets.feed(b->binding, offset); + } } if (b->stage.testFlag(QRhiShaderResourceBinding::FragmentStage)) { - res[FRAGMENT].buffers.feed(mapBinding(b->binding, FRAGMENT, nativeResourceBindingMaps, BindingType::Buffer), mtlbuf); - res[FRAGMENT].bufferOffsets.feed(b->binding, offset); + const int nativeBinding = mapBinding(b->binding, FRAGMENT, nativeResourceBindingMaps, BindingType::Buffer); + if (nativeBinding >= 0) { + res[FRAGMENT].buffers.feed(nativeBinding, mtlbuf); + res[FRAGMENT].bufferOffsets.feed(b->binding, offset); + } } if (b->stage.testFlag(QRhiShaderResourceBinding::ComputeStage)) { - res[COMPUTE].buffers.feed(mapBinding(b->binding, COMPUTE, nativeResourceBindingMaps, BindingType::Buffer), mtlbuf); - res[COMPUTE].bufferOffsets.feed(b->binding, offset); + const int nativeBinding = mapBinding(b->binding, COMPUTE, nativeResourceBindingMaps, BindingType::Buffer); + if (nativeBinding >= 0) { + res[COMPUTE].buffers.feed(nativeBinding, mtlbuf); + res[COMPUTE].bufferOffsets.feed(b->binding, offset); + } } } break; @@ -953,9 +992,7 @@ void QRhiMetal::setShaderResources(QRhiCommandBuffer *cb, QRhiShaderResourceBind } break; case QRhiShaderResourceBinding::ImageLoad: - Q_FALLTHROUGH(); case QRhiShaderResourceBinding::ImageStore: - Q_FALLTHROUGH(); case QRhiShaderResourceBinding::ImageLoadStore: { QMetalTexture *texD = QRHI_RES(QMetalTexture, b->u.simage.tex); @@ -968,9 +1005,7 @@ void QRhiMetal::setShaderResources(QRhiCommandBuffer *cb, QRhiShaderResourceBind } break; case QRhiShaderResourceBinding::BufferLoad: - Q_FALLTHROUGH(); case QRhiShaderResourceBinding::BufferStore: - Q_FALLTHROUGH(); case QRhiShaderResourceBinding::BufferLoadStore: { QMetalBuffer *bufD = QRHI_RES(QMetalBuffer, b->u.sbuf.buf); @@ -1763,8 +1798,10 @@ void QRhiMetal::executeBufferHostWritesForCurrentFrame(QMetalBuffer *bufD) if (changeEnd == -1 || u.offset + u.data.size() > changeEnd) changeEnd = u.offset + u.data.size(); } +#ifdef Q_OS_MACOS if (changeBegin >= 0 && bufD->d->managed) [bufD->d->buf[idx] didModifyRange: NSMakeRange(NSUInteger(changeBegin), NSUInteger(changeEnd - changeBegin))]; +#endif bufD->d->pendingUpdates[idx].clear(); } @@ -1798,8 +1835,12 @@ void QRhiMetal::beginPass(QRhiCommandBuffer *cb, if (color0.needsDrawableForTex || color0.needsDrawableForResolveTex) { Q_ASSERT(currentSwapChain); QMetalSwapChain *swapChainD = QRHI_RES(QMetalSwapChain, currentSwapChain); - if (!swapChainD->d->curDrawable) - swapChainD->d->curDrawable = [swapChainD->d->layer nextDrawable]; + if (!swapChainD->d->curDrawable) { +#ifdef TARGET_IPHONE_SIMULATOR + if (@available(ios 13.0, *)) +#endif + swapChainD->d->curDrawable = [swapChainD->d->layer nextDrawable]; + } if (!swapChainD->d->curDrawable) { qWarning("No drawable"); return; @@ -2170,12 +2211,13 @@ bool QMetalRenderBuffer::build() case DepthStencil: #ifdef Q_OS_MACOS desc.storageMode = MTLStorageModePrivate; + d->format = rhiD->d->dev.depth24Stencil8PixelFormatSupported + ? MTLPixelFormatDepth24Unorm_Stencil8 : MTLPixelFormatDepth32Float_Stencil8; #else - desc.storageMode = MTLResourceStorageModeMemoryless; + desc.storageMode = MTLStorageModeMemoryless; transientBacking = true; + d->format = MTLPixelFormatDepth32Float_Stencil8; #endif - d->format = rhiD->d->dev.depth24Stencil8PixelFormatSupported - ? MTLPixelFormatDepth24Unorm_Stencil8 : MTLPixelFormatDepth32Float_Stencil8; desc.pixelFormat = d->format; break; case Color: @@ -2237,7 +2279,6 @@ void QMetalTexture::release() e.texture.texture = d->owns ? d->tex : nil; d->tex = nil; - nativeHandlesStruct.texture = nullptr; for (int i = 0; i < QMTL_FRAMES_IN_FLIGHT; ++i) { e.texture.stagingBuffers[i] = d->stagingBuf[i]; @@ -2279,6 +2320,10 @@ static inline MTLPixelFormat toMetalTextureFormat(QRhiTexture::Format format, QR return MTLPixelFormatRGBA16Float; case QRhiTexture::RGBA32F: return MTLPixelFormatRGBA32Float; + case QRhiTexture::R16F: + return MTLPixelFormatR16Float; + case QRhiTexture::R32F: + return MTLPixelFormatR32Float; case QRhiTexture::D16: #ifdef Q_OS_MACOS @@ -2449,7 +2494,6 @@ bool QMetalTexture::build() d->tex.label = [NSString stringWithUTF8String: m_objectName.constData()]; d->owns = true; - nativeHandlesStruct.texture = d->tex; QRHI_PROF; QRHI_PROF_F(newTexture(this, true, mipLevelCount, isCube ? 6 : 1, samples)); @@ -2460,19 +2504,18 @@ bool QMetalTexture::build() return true; } -bool QMetalTexture::buildFrom(const QRhiNativeHandles *src) +bool QMetalTexture::buildFrom(QRhiTexture::NativeTexture src) { - const QRhiMetalTextureNativeHandles *h = static_cast<const QRhiMetalTextureNativeHandles *>(src); - if (!h || !h->texture) + void * const * tex = (void * const *) src.object; + if (!tex || !*tex) return false; if (!prepareBuild()) return false; - d->tex = (id<MTLTexture>) h->texture; + d->tex = (id<MTLTexture>) *tex; d->owns = false; - nativeHandlesStruct.texture = d->tex; QRHI_PROF; QRHI_PROF_F(newTexture(this, false, mipLevelCount, m_flags.testFlag(CubeMap) ? 6 : 1, samples)); @@ -2484,9 +2527,9 @@ bool QMetalTexture::buildFrom(const QRhiNativeHandles *src) return true; } -const QRhiNativeHandles *QMetalTexture::nativeHandles() +QRhiTexture::NativeTexture QMetalTexture::nativeTexture() { - return &nativeHandlesStruct; + return {&d->tex, 0}; } id<MTLTexture> QMetalTextureData::viewForLevel(int level) @@ -2569,12 +2612,8 @@ static inline MTLSamplerAddressMode toMetalAddressMode(QRhiSampler::AddressMode return MTLSamplerAddressModeRepeat; case QRhiSampler::ClampToEdge: return MTLSamplerAddressModeClampToEdge; - case QRhiSampler::Border: - return MTLSamplerAddressModeClampToBorderColor; case QRhiSampler::Mirror: return MTLSamplerAddressModeMirrorRepeat; - case QRhiSampler::MirrorOnce: - return MTLSamplerAddressModeMirrorClampToEdge; default: Q_UNREACHABLE(); return MTLSamplerAddressModeClampToEdge; @@ -2647,6 +2686,32 @@ void QMetalRenderPassDescriptor::release() // nothing to do here } +bool QMetalRenderPassDescriptor::isCompatible(const QRhiRenderPassDescriptor *other) const +{ + if (!other) + return false; + + const QMetalRenderPassDescriptor *o = QRHI_RES(const QMetalRenderPassDescriptor, other); + + if (colorAttachmentCount != o->colorAttachmentCount) + return false; + + if (hasDepthStencil != o->hasDepthStencil) + return false; + + for (int i = 0; i < colorAttachmentCount; ++i) { + if (colorFormat[i] != o->colorFormat[i]) + return false; + } + + if (hasDepthStencil) { + if (dsFormat != o->dsFormat) + return false; + } + + return true; +} + QMetalReferenceRenderTarget::QMetalReferenceRenderTarget(QRhiImplementation *rhi) : QRhiRenderTarget(rhi), d(new QMetalRenderTargetData) @@ -2859,9 +2924,7 @@ bool QMetalShaderResourceBindings::build() } break; case QRhiShaderResourceBinding::ImageLoad: - Q_FALLTHROUGH(); case QRhiShaderResourceBinding::ImageStore: - Q_FALLTHROUGH(); case QRhiShaderResourceBinding::ImageLoadStore: { QMetalTexture *texD = QRHI_RES(QMetalTexture, b->u.simage.tex); @@ -2870,9 +2933,7 @@ bool QMetalShaderResourceBindings::build() } break; case QRhiShaderResourceBinding::BufferLoad: - Q_FALLTHROUGH(); case QRhiShaderResourceBinding::BufferStore: - Q_FALLTHROUGH(); case QRhiShaderResourceBinding::BufferLoadStore: { QMetalBuffer *bufD = QRHI_RES(QMetalBuffer, b->u.sbuf.buf); @@ -3314,7 +3375,11 @@ bool QMetalGraphicsPipeline::build() // validation blows up otherwise. MTLPixelFormat fmt = MTLPixelFormat(rpD->dsFormat); rpDesc.depthAttachmentPixelFormat = fmt; +#ifdef Q_OS_MACOS if (fmt != MTLPixelFormatDepth16Unorm && fmt != MTLPixelFormatDepth32Float) +#else + if (fmt != MTLPixelFormatDepth32Float) +#endif rpDesc.stencilAttachmentPixelFormat = fmt; } @@ -3531,6 +3596,10 @@ QMetalSwapChain::~QMetalSwapChain() void QMetalSwapChain::release() { +#ifdef TARGET_IPHONE_SIMULATOR + if (@available(ios 13.0, *)) { +#endif + if (!d->layer) return; @@ -3559,6 +3628,10 @@ void QMetalSwapChain::release() QRHI_PROF_F(releaseSwapChain(this)); rhiD->unregisterResource(this); + +#ifdef TARGET_IPHONE_SIMULATOR + } +#endif } QRhiCommandBuffer *QMetalSwapChain::currentFrameCommandBuffer() @@ -3581,16 +3654,20 @@ QRhiRenderPassDescriptor *QMetalSwapChain::newCompatibleRenderPassDescriptor() { chooseFormats(); // ensure colorFormat and similar are filled out - QRHI_RES_RHI(QRhiMetal); QMetalRenderPassDescriptor *rpD = new QMetalRenderPassDescriptor(m_rhi); rpD->colorAttachmentCount = 1; rpD->hasDepthStencil = m_depthStencil != nullptr; rpD->colorFormat[0] = int(d->colorFormat); +#ifdef Q_OS_MACOS // m_depthStencil may not be built yet so cannot rely on computed fields in it + QRHI_RES_RHI(QRhiMetal); rpD->dsFormat = rhiD->d->dev.depth24Stencil8PixelFormatSupported ? MTLPixelFormatDepth24Unorm_Stencil8 : MTLPixelFormatDepth32Float_Stencil8; +#else + rpD->dsFormat = MTLPixelFormatDepth32Float_Stencil8; +#endif return rpD; } @@ -3606,6 +3683,10 @@ void QMetalSwapChain::chooseFormats() bool QMetalSwapChain::buildOrResize() { +#ifdef TARGET_IPHONE_SIMULATOR + if (@available(ios 13.0, *)) { +#endif + Q_ASSERT(m_window); const bool needsRegistration = !window || window != m_window; @@ -3625,7 +3706,11 @@ bool QMetalSwapChain::buildOrResize() return false; } +#ifdef Q_OS_MACOS NSView *view = reinterpret_cast<NSView *>(window->winId()); +#else + UIView *view = reinterpret_cast<UIView *>(window->winId()); +#endif Q_ASSERT(view); d->layer = static_cast<CAMetalLayer *>(view.layer); Q_ASSERT(d->layer); @@ -3729,6 +3814,15 @@ bool QMetalSwapChain::buildOrResize() rhiD->registerResource(this); return true; + +#ifdef TARGET_IPHONE_SIMULATOR + } else { + // Won't ever get here in a normal app because MTLDevice creation would + // fail too. Print a warning, just in case. + qWarning("No CAMetalLayer support in this version of the iOS Simulator"); + return false; + } +#endif } QT_END_NAMESPACE |