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Support some more features on iOS.

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Dual-source blending is supported on all devices starting with iOS 11.
Cube arrays are supported on A11. Layered rendering and multiple
viewports are supported on A12.
This commit is contained in:
Chip Davis 2019-01-19 23:24:42 -06:00
parent 519b594ae0
commit ce9afc4745
3 changed files with 24 additions and 21 deletions
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8
MoltenVK/MoltenVK/Commands/MVKCommandEncoderState.mm
View File

@ -72,15 +72,11 @@ void MVKViewportCommandEncoderState::setViewports(const MVKVector<MTLViewport> &
void MVKViewportCommandEncoderState::encodeImpl() {
MVKAssert(!_mtlViewports.empty(), "Must specify at least one viewport");
#if MVK_MACOS
if (_cmdEncoder->getDevice()->_pFeatures->multiViewport) {
[_cmdEncoder->_mtlRenderEncoder setViewports: &_mtlViewports[0] count: _mtlViewports.size()];
} else {
[_cmdEncoder->_mtlRenderEncoder setViewport: _mtlViewports[0]];
}
#else
[_cmdEncoder->_mtlRenderEncoder setViewport: _mtlViewports[0]];
#endif
}
void MVKViewportCommandEncoderState::resetImpl() {
@ -117,15 +113,11 @@ void MVKScissorCommandEncoderState::encodeImpl() {
std::for_each(clippedScissors.begin(), clippedScissors.end(), [this](MTLScissorRect& scissor) {
scissor = _cmdEncoder->clipToRenderArea(scissor);
});
#if MVK_MACOS
if (_cmdEncoder->getDevice()->_pFeatures->multiViewport) {
[_cmdEncoder->_mtlRenderEncoder setScissorRects: &clippedScissors[0] count: clippedScissors.size()];
} else {
[_cmdEncoder->_mtlRenderEncoder setScissorRect: clippedScissors[0]];
}
#else
[_cmdEncoder->_mtlRenderEncoder setScissorRect: clippedScissors[0]];
#endif
}
void MVKScissorCommandEncoderState::resetImpl() {

26
MoltenVK/MoltenVK/GPUObjects/MVKDevice.mm
View File

@ -701,9 +701,18 @@ void MVKPhysicalDevice::initFeatures() {
_features.shaderSampledImageArrayDynamicIndexing = true;
_features.shaderStorageImageArrayDynamicIndexing = true;
}
if ( [_mtlDevice supportsFeatureSet: MTLFeatureSet_iOS_GPUFamily1_v4] ) {
_features.dualSrcBlend = true;
}
if ( [_mtlDevice supportsFeatureSet: MTLFeatureSet_iOS_GPUFamily2_v4] ) {
_features.depthClamp = true;
}
if ( [_mtlDevice supportsFeatureSet: MTLFeatureSet_iOS_GPUFamily4_v1] ) {
_features.imageCubeArray = true;
}
if ( [_mtlDevice supportsFeatureSet: MTLFeatureSet_iOS_GPUFamily5_v1] ) {
_features.multiViewport = true;
}
#endif
#if MVK_MACOS
@ -828,7 +837,15 @@ void MVKPhysicalDevice::initProperties() {
_properties.limits.maxImageDimensionCube = _metalFeatures.maxTextureDimension;
_properties.limits.maxFramebufferWidth = _metalFeatures.maxTextureDimension;
_properties.limits.maxFramebufferHeight = _metalFeatures.maxTextureDimension;
#if MVK_IOS
if ( [_mtlDevice supportsFeatureSet: MTLFeatureSet_iOS_GPUFamily5_v1] ) {
_properties.limits.maxFramebufferLayers = 256;
} else {
_properties.limits.maxFramebufferLayers = 1;
}
#else
_properties.limits.maxFramebufferLayers = 256;
#endif
_properties.limits.maxViewportDimensions[0] = _metalFeatures.maxTextureDimension;
_properties.limits.maxViewportDimensions[1] = _metalFeatures.maxTextureDimension;
@ -844,8 +861,13 @@ void MVKPhysicalDevice::initProperties() {
} else {
_properties.limits.maxViewports = 1;
}
#else
_properties.limits.maxViewports = 1;
#endif
#if MVK_IOS
if ( [_mtlDevice supportsFeatureSet: MTLFeatureSet_iOS_GPUFamily5_v1] ) {
_properties.limits.maxViewports = 16;
} else {
_properties.limits.maxViewports = 1;
}
#endif
_properties.limits.maxSamplerAnisotropy = 16;

11
MoltenVK/MoltenVK/Vulkan/mvk_datatypes.mm
View File

@ -823,9 +823,7 @@ MVK_PUBLIC_SYMBOL MTLTextureType mvkMTLTextureTypeFromVkImageViewType(VkImageVie
return MTLTextureType2DArray;
case VK_IMAGE_VIEW_TYPE_3D: return MTLTextureType3D;
case VK_IMAGE_VIEW_TYPE_CUBE: return MTLTextureTypeCube;
#if MVK_MACOS
case VK_IMAGE_VIEW_TYPE_CUBE_ARRAY: return MTLTextureTypeCubeArray;
#endif
default: return MTLTextureType2D;
}
}
@ -1031,19 +1029,10 @@ MVK_PUBLIC_SYMBOL MTLBlendFactor mvkMTLBlendFactorFromVkBlendFactor(VkBlendFacto
case VK_BLEND_FACTOR_ONE_MINUS_CONSTANT_ALPHA: return MTLBlendFactorOneMinusBlendAlpha;
case VK_BLEND_FACTOR_SRC_ALPHA_SATURATE: return MTLBlendFactorSourceAlphaSaturated;
#if MVK_IOS
case VK_BLEND_FACTOR_SRC1_COLOR: return MTLBlendFactorSourceColor;
case VK_BLEND_FACTOR_ONE_MINUS_SRC1_COLOR: return MTLBlendFactorOneMinusSourceColor;
case VK_BLEND_FACTOR_SRC1_ALPHA: return MTLBlendFactorSourceAlpha;
case VK_BLEND_FACTOR_ONE_MINUS_SRC1_ALPHA: return MTLBlendFactorOneMinusSourceAlpha;
#endif
#if MVK_MACOS
case VK_BLEND_FACTOR_SRC1_COLOR: return MTLBlendFactorSource1Color;
case VK_BLEND_FACTOR_ONE_MINUS_SRC1_COLOR: return MTLBlendFactorOneMinusSource1Color;
case VK_BLEND_FACTOR_SRC1_ALPHA: return MTLBlendFactorSource1Alpha;
case VK_BLEND_FACTOR_ONE_MINUS_SRC1_ALPHA: return MTLBlendFactorOneMinusSource1Alpha;
#endif
default: return MTLBlendFactorZero;
}