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vkCmdBlitImage() support texture arrays as source and destination targets.

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This commit is contained in:
Bill Hollings 2018-06-13 13:36:08 -04:00
parent 595470c747
commit 84ffa1844e
8 changed files with 143 additions and 57 deletions
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18
MoltenVK/MoltenVK/Commands/MVKCmdTransfer.h
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@ -36,12 +36,12 @@ class MVKBuffer;
/** Describes the Metal texture copying parameters. */ /** Describes the Metal texture copying parameters. */
typedef struct { typedef struct {
NSUInteger srcLevel; uint32_t srcLevel;
NSUInteger srcSlice; uint32_t srcSlice;
MTLOrigin srcOrigin; MTLOrigin srcOrigin;
MTLSize srcSize; MTLSize srcSize;
NSUInteger dstLevel; uint32_t dstLevel;
NSUInteger dstSlice; uint32_t dstSlice;
MTLOrigin dstOrigin; MTLOrigin dstOrigin;
} MVKMetalCopyTextureRegion; } MVKMetalCopyTextureRegion;
@ -81,10 +81,10 @@ protected:
/** Describes Metal texture rendering parameters. */ /** Describes Metal texture rendering parameters. */
typedef struct { typedef struct {
NSUInteger srcLevel; uint32_t srcLevel;
NSUInteger srcSlice; uint32_t srcSlice;
NSUInteger dstLevel; uint32_t dstLevel;
NSUInteger dstSlice; uint32_t dstSlice;
MVKVertexPosTex vertices[kMVKBlitVertexCount]; MVKVertexPosTex vertices[kMVKBlitVertexCount];
} MVKMetalBlitTextureRender; } MVKMetalBlitTextureRender;
@ -117,8 +117,8 @@ protected:
MTLRenderPassDescriptor* _mtlRenderPassDescriptor; MTLRenderPassDescriptor* _mtlRenderPassDescriptor;
MTLSamplerMinMagFilter _mtlFilter; MTLSamplerMinMagFilter _mtlFilter;
MTLPixelFormat _mtlPixFmt; MTLPixelFormat _mtlPixFmt;
MVKRPSKeyBlitImg _blitKey;
std::vector<MVKMetalBlitTextureRender> _mtlTexBlitRenders; std::vector<MVKMetalBlitTextureRender> _mtlTexBlitRenders;
bool _isDepthFormat;
}; };

21
MoltenVK/MoltenVK/Commands/MVKCmdTransfer.mm
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@ -125,9 +125,11 @@ void MVKCmdBlitImage::setContent(VkImage srcImage,
_dstLayout = dstImageLayout; _dstLayout = dstImageLayout;
_mtlPixFmt = _dstImage->getMTLPixelFormat(); _mtlPixFmt = _dstImage->getMTLPixelFormat();
_isDepthFormat = mvkMTLPixelFormatIsDepthFormat(_mtlPixFmt);
_mtlFilter = mvkMTLSamplerMinMagFilterFromVkFilter(filter); _mtlFilter = mvkMTLSamplerMinMagFilterFromVkFilter(filter);
_blitKey.mtlPixFmt = (uint32_t)_mtlPixFmt;
_blitKey.mtlTexType = (uint32_t)_srcImage->getMTLTextureType();
_commandUse = commandUse; _commandUse = commandUse;
// Determine which regions can be copied and which must be rendered to the destination texture // Determine which regions can be copied and which must be rendered to the destination texture
@ -298,8 +300,11 @@ void MVKCmdBlitImage::encode(MVKCommandEncoder* cmdEncoder) {
id<MTLTexture> dstMTLTex = _dstImage->getMTLTexture(); id<MTLTexture> dstMTLTex = _dstImage->getMTLTexture();
if ( !srcMTLTex || !dstMTLTex ) { return; } if ( !srcMTLTex || !dstMTLTex ) { return; }
bool isDepthFormat = _blitKey.isDepthFormat();
bool isArrayType = _blitKey.isArrayType();
MTLRenderPassColorAttachmentDescriptor* mtlColorAttDesc = _mtlRenderPassDescriptor.colorAttachments[0]; MTLRenderPassColorAttachmentDescriptor* mtlColorAttDesc = _mtlRenderPassDescriptor.colorAttachments[0];
mtlColorAttDesc.texture = _isDepthFormat ? nil : dstMTLTex; mtlColorAttDesc.texture = isDepthFormat ? nil : dstMTLTex;
uint32_t vtxBuffIdx = getDevice()->getMetalBufferIndexForVertexAttributeBinding(kMVKVertexContentBufferIndex); uint32_t vtxBuffIdx = getDevice()->getMetalBufferIndexForVertexAttributeBinding(kMVKVertexContentBufferIndex);
@ -314,12 +319,18 @@ void MVKCmdBlitImage::encode(MVKCommandEncoder* cmdEncoder) {
mtlRendEnc.label = mvkMTLRenderCommandEncoderLabel(_commandUse); mtlRendEnc.label = mvkMTLRenderCommandEncoderLabel(_commandUse);
[mtlRendEnc pushDebugGroup: @"vkCmdBlitImage"]; [mtlRendEnc pushDebugGroup: @"vkCmdBlitImage"];
[mtlRendEnc setRenderPipelineState: cmdEncPool->getCmdBlitImageMTLRenderPipelineState(_mtlPixFmt)]; [mtlRendEnc setRenderPipelineState: cmdEncPool->getCmdBlitImageMTLRenderPipelineState(_blitKey)];
cmdEncoder->setVertexBytes(mtlRendEnc, bltRend.vertices, sizeof(bltRend.vertices), vtxBuffIdx); cmdEncoder->setVertexBytes(mtlRendEnc, bltRend.vertices, sizeof(bltRend.vertices), vtxBuffIdx);
if (_isDepthFormat) { if (isArrayType) {
[mtlRendEnc setDepthStencilState: cmdEncPool->getMTLDepthStencilState(_isDepthFormat, false)]; cmdEncoder->setFragmentBytes(mtlRendEnc, &bltRend, sizeof(bltRend), 0);
}
if (isDepthFormat) {
[mtlRendEnc setDepthStencilState: cmdEncPool->getMTLDepthStencilState(isDepthFormat, false)];
[mtlRendEnc setVertexTexture: srcMTLTex atIndex: 0]; [mtlRendEnc setVertexTexture: srcMTLTex atIndex: 0];
[mtlRendEnc setVertexSamplerState: cmdEncPool->getCmdBlitImageMTLSamplerState(_mtlFilter) atIndex: 0]; [mtlRendEnc setVertexSamplerState: cmdEncPool->getCmdBlitImageMTLSamplerState(_mtlFilter) atIndex: 0];
if (isArrayType) {
cmdEncoder->setVertexBytes(mtlRendEnc, &bltRend, sizeof(bltRend), 0);
}
} else { } else {
[mtlRendEnc setFragmentTexture: srcMTLTex atIndex: 0]; [mtlRendEnc setFragmentTexture: srcMTLTex atIndex: 0];
[mtlRendEnc setFragmentSamplerState: cmdEncPool->getCmdBlitImageMTLSamplerState(_mtlFilter) atIndex: 0]; [mtlRendEnc setFragmentSamplerState: cmdEncPool->getCmdBlitImageMTLSamplerState(_mtlFilter) atIndex: 0];

9
MoltenVK/MoltenVK/Commands/MVKCommandEncodingPool.h
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@ -43,11 +43,8 @@ public:
#pragma mark Command resources #pragma mark Command resources
/** /** Returns a MTLRenderPipelineState to support certain Vulkan BLIT commands. */
* Returns a MTLRenderPipelineState dedicated to rendering to a texture id<MTLRenderPipelineState> getCmdBlitImageMTLRenderPipelineState(MVKRPSKeyBlitImg& blitKey);
* in the specified pixel format to support certain Vulkan BLIT commands.
*/
id<MTLRenderPipelineState> getCmdBlitImageMTLRenderPipelineState(MTLPixelFormat mtlPixFmt);
/** /**
* Returns a MTLSamplerState dedicated to rendering to a texture using the * Returns a MTLSamplerState dedicated to rendering to a texture using the
@ -110,7 +107,7 @@ private:
void initTextureDeviceMemory(); void initTextureDeviceMemory();
void destroyMetalResources(); void destroyMetalResources();
std::unordered_map<uint32_t, id<MTLRenderPipelineState>> _cmdBlitImageMTLRenderPipelineStates; std::unordered_map<MVKRPSKeyBlitImg, id<MTLRenderPipelineState>> _cmdBlitImageMTLRenderPipelineStates;
std::unordered_map<MVKRPSKeyClearAtt, id<MTLRenderPipelineState>> _cmdClearMTLRenderPipelineStates; std::unordered_map<MVKRPSKeyClearAtt, id<MTLRenderPipelineState>> _cmdClearMTLRenderPipelineStates;
std::unordered_map<MVKMTLDepthStencilDescriptorData, id<MTLDepthStencilState>> _mtlDepthStencilStates; std::unordered_map<MVKMTLDepthStencilDescriptorData, id<MTLDepthStencilState>> _mtlDepthStencilStates;
std::unordered_map<MVKImageDescriptorData, MVKImage*> _transferImages; std::unordered_map<MVKImageDescriptorData, MVKImage*> _transferImages;

8
MoltenVK/MoltenVK/Commands/MVKCommandEncodingPool.mm
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@ -33,11 +33,11 @@ id<MTLRenderPipelineState> MVKCommandEncodingPool::getCmdClearMTLRenderPipelineS
return rps; return rps;
} }
id<MTLRenderPipelineState> MVKCommandEncodingPool::getCmdBlitImageMTLRenderPipelineState(MTLPixelFormat mtlPixFmt) { id<MTLRenderPipelineState> MVKCommandEncodingPool::getCmdBlitImageMTLRenderPipelineState(MVKRPSKeyBlitImg& blitKey) {
id<MTLRenderPipelineState> rps = _cmdBlitImageMTLRenderPipelineStates[mtlPixFmt]; id<MTLRenderPipelineState> rps = _cmdBlitImageMTLRenderPipelineStates[blitKey];
if ( !rps ) { if ( !rps ) {
rps = _device->getCommandResourceFactory()->newCmdBlitImageMTLRenderPipelineState(mtlPixFmt); // retained rps = _device->getCommandResourceFactory()->newCmdBlitImageMTLRenderPipelineState(blitKey); // retained
_cmdBlitImageMTLRenderPipelineStates[mtlPixFmt] = rps; _cmdBlitImageMTLRenderPipelineStates[blitKey] = rps;
} }
return rps; return rps;
} }

29
MoltenVK/MoltenVK/Commands/MVKCommandPipelineStateFactoryShaderSource.h
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@ -28,7 +28,7 @@ typedef struct {
} AttributesPos; \n\ } AttributesPos; \n\
\n\ \n\
typedef struct { \n\ typedef struct { \n\
float4 gl_Position [[position]]; \n\ float4 v_position [[position]]; \n\
} VaryingsPos; \n\ } VaryingsPos; \n\
\n\ \n\
typedef struct { \n\ typedef struct { \n\
@ -37,23 +37,40 @@ typedef struct {
} AttributesPosTex; \n\ } AttributesPosTex; \n\
\n\ \n\
typedef struct { \n\ typedef struct { \n\
float4 gl_Position [[position]]; \n\ float4 v_position [[position]]; \n\
float2 v_texCoord; \n\ float2 v_texCoord; \n\
} VaryingsPosTex; \n\ } VaryingsPosTex; \n\
\n\ \n\
typedef struct { \n\
uint srcLevel; \n\
uint srcSlice; \n\
uint dstLevel; \n\
uint dstSlice; \n\
} BlitInfo; \n\
\n\
vertex VaryingsPosTex vtxCmdBlitImage(AttributesPosTex attributes [[stage_in]]) { \n\ vertex VaryingsPosTex vtxCmdBlitImage(AttributesPosTex attributes [[stage_in]]) { \n\
VaryingsPosTex varyings; \n\ VaryingsPosTex varyings; \n\
varyings.gl_Position = float4(attributes.a_position, 0.0, 1.0); \n\ varyings.v_position = float4(attributes.a_position, 0.0, 1.0); \n\
varyings.v_texCoord = attributes.a_texCoord; \n\ varyings.v_texCoord = attributes.a_texCoord; \n\
return varyings; \n\ return varyings; \n\
} \n\ } \n\
\n\ \n\
vertex VaryingsPos vtxCmdBlitImageD(AttributesPosTex attributes [[stage_in]], \n\ vertex VaryingsPos vtxCmdBlitImageD(AttributesPosTex attributes [[stage_in]], \n\
depth2d<float> texture [[texture(0)]], \n\ depth2d<float> texture [[texture(0)]], \n\
sampler sampler [[ sampler(0) ]]) { \n\ sampler sampler [[sampler(0)]]) { \n\
float depth = texture.sample(sampler, attributes.a_texCoord); \n\ float depth = texture.sample(sampler, attributes.a_texCoord); \n\
VaryingsPos varyings; \n\ VaryingsPos varyings; \n\
varyings.gl_Position = float4(attributes.a_position, depth, 1.0); \n\ varyings.v_position = float4(attributes.a_position, depth, 1.0); \n\
return varyings; \n\
} \n\
\n\
vertex VaryingsPos vtxCmdBlitImageDA(AttributesPosTex attributes [[stage_in]], \n\
depth2d_array<float> texture [[texture(0)]], \n\
sampler sampler [[sampler(0)]], \n\
constant BlitInfo& blitInfo [[buffer(0)]]) { \n\
float depth = texture.sample(sampler, attributes.a_texCoord, blitInfo.srcSlice); \n\
VaryingsPos varyings; \n\
varyings.v_position = float4(attributes.a_position, depth, 1.0); \n\
return varyings; \n\ return varyings; \n\
} \n\ } \n\
\n\ \n\
@ -64,7 +81,7 @@ typedef struct {
vertex VaryingsPos vtxCmdClearAttachments(AttributesPos attributes [[stage_in]], \n\ vertex VaryingsPos vtxCmdClearAttachments(AttributesPos attributes [[stage_in]], \n\
constant ClearColorsIn& ccIn [[buffer(0)]]) { \n\ constant ClearColorsIn& ccIn [[buffer(0)]]) { \n\
VaryingsPos varyings; \n\ VaryingsPos varyings; \n\
varyings.gl_Position = float4(attributes.a_position.x, -attributes.a_position.y, ccIn.colors[8].r, 1.0); \n\ varyings.v_position = float4(attributes.a_position.x, -attributes.a_position.y, ccIn.colors[8].r, 1.0); \n\
return varyings; \n\ return varyings; \n\
} \n\ } \n\
\n\ \n\

54
MoltenVK/MoltenVK/Commands/MVKCommandResourceFactory.h
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@ -26,6 +26,51 @@
#import <Metal/Metal.h> #import <Metal/Metal.h>
#pragma mark -
#pragma mark MVKRPSKeyBlitImg
/**
* Key to use for looking up cached MTLRenderPipelineState instances based on MTLPixelFormat and MTLTextureType.
*
* This structure can be used as a key in a std::map and std::unordered_map.
*/
typedef struct MVKRPSKeyBlitImg_t {
uint16_t mtlPixFmt = 0; /**< MTLPixelFormat */
uint16_t mtlTexType = 0; /**< MTLTextureType */
bool operator==(const MVKRPSKeyBlitImg_t& rhs) const {
return ((mtlPixFmt == rhs.mtlPixFmt) && (mtlTexType == rhs.mtlTexType));
}
inline MTLPixelFormat getMTLPixelFormat() { return (MTLPixelFormat)mtlPixFmt; }
inline bool isDepthFormat() { return mvkMTLPixelFormatIsDepthFormat(getMTLPixelFormat()); }
inline MTLTextureType getMTLTextureType() { return (MTLTextureType)mtlTexType; }
inline bool isArrayType() { return (mtlTexType == MTLTextureType2DArray) || (mtlTexType == MTLTextureType1DArray); }
std::size_t hash() const {
std::size_t hash = mtlTexType;
hash <<= 16;
hash |= mtlPixFmt;
return hash;
}
} MVKRPSKeyBlitImg;
/**
* Hash structure implementation for MVKRPSKeyBlitImg in std namespace,
* so MVKRPSKeyBlitImg can be used as a key in a std::map and std::unordered_map.
*/
namespace std {
template <>
struct hash<MVKRPSKeyBlitImg> {
std::size_t operator()(const MVKRPSKeyBlitImg& k) const { return k.hash(); }
};
}
#pragma mark - #pragma mark -
#pragma mark MVKRPSKeyClearAtt #pragma mark MVKRPSKeyClearAtt
@ -226,11 +271,8 @@ public:
#pragma mark Command resources #pragma mark Command resources
/** /** Returns a new MTLRenderPipelineState to support certain Vulkan BLIT commands. */
* Returns a new MTLRenderPipelineState dedicated to rendering to a texture id<MTLRenderPipelineState> newCmdBlitImageMTLRenderPipelineState(MVKRPSKeyBlitImg& blitKey);
* in the specified pixel format to support certain Vulkan BLIT commands.
*/
id<MTLRenderPipelineState> newCmdBlitImageMTLRenderPipelineState(MTLPixelFormat mtlPixFmt);
/** /**
* Returns a new MTLSamplerState dedicated to rendering to a texture using the * Returns a new MTLSamplerState dedicated to rendering to a texture using the
@ -281,7 +323,7 @@ public:
protected: protected:
void initMTLLibrary(); void initMTLLibrary();
id<MTLFunction> getBlitFragFunction(MTLPixelFormat mtlPixFmt); id<MTLFunction> getBlitFragFunction(MVKRPSKeyBlitImg& blitKey);
id<MTLFunction> getClearFragFunction(MVKRPSKeyClearAtt& attKey); id<MTLFunction> getClearFragFunction(MVKRPSKeyClearAtt& attKey);
NSString* getMTLFormatTypeString(MTLPixelFormat mtlPixFmt); NSString* getMTLFormatTypeString(MTLPixelFormat mtlPixFmt);
id<MTLFunction> getFunctionNamed(const char* funcName); id<MTLFunction> getFunctionNamed(const char* funcName);

57
MoltenVK/MoltenVK/Commands/MVKCommandResourceFactory.mm
View File

@ -20,7 +20,6 @@
#include "MVKCommandPipelineStateFactoryShaderSource.h" #include "MVKCommandPipelineStateFactoryShaderSource.h"
#include "MVKPipeline.h" #include "MVKPipeline.h"
#include "MVKFoundation.h" #include "MVKFoundation.h"
#include "mvk_datatypes.h"
#include "NSString+MoltenVK.h" #include "NSString+MoltenVK.h"
#include "MVKLogging.h" #include "MVKLogging.h"
@ -30,19 +29,20 @@ using namespace std;
#pragma mark - #pragma mark -
#pragma mark MVKCommandResourceFactory #pragma mark MVKCommandResourceFactory
id<MTLRenderPipelineState> MVKCommandResourceFactory::newCmdBlitImageMTLRenderPipelineState(MTLPixelFormat mtlPixFmt) { id<MTLRenderPipelineState> MVKCommandResourceFactory::newCmdBlitImageMTLRenderPipelineState(MVKRPSKeyBlitImg& blitKey) {
bool isDepthFormat = mvkMTLPixelFormatIsDepthFormat(mtlPixFmt); bool isDepthFormat = blitKey.isDepthFormat();
bool isArrayType = blitKey.isArrayType();
MTLRenderPipelineDescriptor* plDesc = [[[MTLRenderPipelineDescriptor alloc] init] autorelease]; MTLRenderPipelineDescriptor* plDesc = [[[MTLRenderPipelineDescriptor alloc] init] autorelease];
plDesc.label = [NSString stringWithFormat: @"CmdBlitImage"]; plDesc.label = [NSString stringWithFormat: @"CmdBlitImage"];
plDesc.vertexFunction = getFunctionNamed(isDepthFormat ? "vtxCmdBlitImageD" : "vtxCmdBlitImage"); plDesc.vertexFunction = getFunctionNamed(isDepthFormat ? (isArrayType ? "vtxCmdBlitImageDA" : "vtxCmdBlitImageD") : "vtxCmdBlitImage");
plDesc.fragmentFunction = getBlitFragFunction(mtlPixFmt); plDesc.fragmentFunction = getBlitFragFunction(blitKey);
if (isDepthFormat) { if (isDepthFormat) {
plDesc.depthAttachmentPixelFormat = mtlPixFmt; plDesc.depthAttachmentPixelFormat = blitKey.getMTLPixelFormat();
} else { } else {
plDesc.colorAttachments[0].pixelFormat = mtlPixFmt; plDesc.colorAttachments[0].pixelFormat = blitKey.getMTLPixelFormat();
} }
MTLVertexDescriptor* vtxDesc = plDesc.vertexDescriptor; MTLVertexDescriptor* vtxDesc = plDesc.vertexDescriptor;
@ -131,10 +131,15 @@ id<MTLRenderPipelineState> MVKCommandResourceFactory::newCmdClearMTLRenderPipeli
return newMTLRenderPipelineState(plDesc); return newMTLRenderPipelineState(plDesc);
} }
id<MTLFunction> MVKCommandResourceFactory::getBlitFragFunction(MTLPixelFormat mtlPixFmt) { id<MTLFunction> MVKCommandResourceFactory::getBlitFragFunction(MVKRPSKeyBlitImg& blitKey) {
id<MTLFunction> mtlFunc = nil; id<MTLFunction> mtlFunc = nil;
bool isDepthFormat = mvkMTLPixelFormatIsDepthFormat(mtlPixFmt);
NSString* typeStr = getMTLFormatTypeString(mtlPixFmt); bool isDepthFormat = blitKey.isDepthFormat();
NSString* typeStr = getMTLFormatTypeString(blitKey.getMTLPixelFormat());
bool isArrayType = blitKey.isArrayType();
NSString* arraySuffix = isArrayType ? @"_array" : @"";
NSString* sliceArg = isArrayType ? @", blitInfo.srcSlice" : @"";
@autoreleasepool { @autoreleasepool {
NSMutableString* msl = [NSMutableString stringWithCapacity: (2 * KIBI) ]; NSMutableString* msl = [NSMutableString stringWithCapacity: (2 * KIBI) ];
@ -142,27 +147,41 @@ id<MTLFunction> MVKCommandResourceFactory::getBlitFragFunction(MTLPixelFormat mt
[msl appendLineMVK: @"using namespace metal;"]; [msl appendLineMVK: @"using namespace metal;"];
[msl appendLineMVK]; [msl appendLineMVK];
[msl appendLineMVK: @"typedef struct {"]; [msl appendLineMVK: @"typedef struct {"];
[msl appendLineMVK: @" float4 gl_Position [[position]];"]; [msl appendLineMVK: @" float4 v_position [[position]];"];
[msl appendLineMVK: @" float2 v_texCoord;"]; [msl appendLineMVK: @" float2 v_texCoord;"];
[msl appendLineMVK: @"} VaryingsPosTex;"]; [msl appendLineMVK: @"} VaryingsPosTex;"];
[msl appendLineMVK]; [msl appendLineMVK];
if (isArrayType) {
[msl appendLineMVK: @"typedef struct {"];
[msl appendLineMVK: @" uint srcLevel;"];
[msl appendLineMVK: @" uint srcSlice;"];
[msl appendLineMVK: @" uint dstLevel;"];
[msl appendLineMVK: @" uint dstSlice;"];
[msl appendLineMVK: @"} BlitInfo;"];
[msl appendLineMVK];
}
NSString* funcName = @"fragBlit"; NSString* funcName = @"fragBlit";
[msl appendFormat: @"fragment %@4 %@(VaryingsPosTex varyings [[stage_in]],", typeStr, funcName]; [msl appendFormat: @"fragment %@4 %@(VaryingsPosTex varyings [[stage_in]],", typeStr, funcName];
[msl appendLineMVK]; [msl appendLineMVK];
if (isDepthFormat) { if (isDepthFormat) {
[msl appendLineMVK: @" depth2d<float> texture [[texture(0)]],"]; [msl appendFormat: @" depth2d%@<float> texture [[texture(0)]],", arraySuffix];
} else { } else {
[msl appendFormat: @" texture2d<%@> texture [[texture(0)]],", typeStr]; [msl appendFormat: @" texture2d%@<%@> texture [[texture(0)]],", arraySuffix, typeStr];
[msl appendLineMVK]; }
[msl appendLineMVK];
if (isArrayType) {
[msl appendLineMVK: @" sampler sampler [[sampler(0)]],"];
[msl appendLineMVK: @" constant BlitInfo& blitInfo [[buffer(0)]]) {"];
} else {
[msl appendLineMVK: @" sampler sampler [[sampler(0)]]) {"];
} }
[msl appendLineMVK: @" sampler sampler [[ sampler(0) ]]) {"];
if (isDepthFormat) { if (isDepthFormat) {
[msl appendFormat: @" return %@4(texture.sample(sampler, varyings.v_texCoord));", typeStr]; [msl appendFormat: @" return %@4(texture.sample(sampler, varyings.v_texCoord)%@);", typeStr, sliceArg];
[msl appendLineMVK];
} else { } else {
[msl appendLineMVK: @" return texture.sample(sampler, varyings.v_texCoord);"]; [msl appendFormat: @" return texture.sample(sampler, varyings.v_texCoord%@);", sliceArg];
} }
[msl appendLineMVK];
[msl appendLineMVK: @"}"]; [msl appendLineMVK: @"}"];
mtlFunc = newMTLFunction(msl, funcName); mtlFunc = newMTLFunction(msl, funcName);
@ -179,7 +198,7 @@ id<MTLFunction> MVKCommandResourceFactory::getClearFragFunction(MVKRPSKeyClearAt
[msl appendLineMVK: @"using namespace metal;"]; [msl appendLineMVK: @"using namespace metal;"];
[msl appendLineMVK]; [msl appendLineMVK];
[msl appendLineMVK: @"typedef struct {"]; [msl appendLineMVK: @"typedef struct {"];
[msl appendLineMVK: @" float4 gl_Position [[position]];"]; [msl appendLineMVK: @" float4 v_position [[position]];"];
[msl appendLineMVK: @"} VaryingsPos;"]; [msl appendLineMVK: @"} VaryingsPos;"];
[msl appendLineMVK]; [msl appendLineMVK];
[msl appendLineMVK: @"typedef struct {"]; [msl appendLineMVK: @"typedef struct {"];

4
MoltenVK/MoltenVK/Utility/MVKWatermarkShaderSource.h
View File

@ -36,7 +36,7 @@ typedef struct { \n\
} Attributes; \n\ } Attributes; \n\
\n\ \n\
typedef struct { \n\ typedef struct { \n\
float4 gl_Position [[position]]; \n\ float4 v_position [[position]]; \n\
float2 v_texCoord; \n\ float2 v_texCoord; \n\
float4 v_fragColor; \n\ float4 v_fragColor; \n\
} Varyings; \n\ } Varyings; \n\
@ -44,7 +44,7 @@ typedef struct { \n\
vertex Varyings watermarkVertex(Attributes attributes [[stage_in]], \n\ vertex Varyings watermarkVertex(Attributes attributes [[stage_in]], \n\
constant Uniforms& uniforms [[ buffer(0) ]]) { \n\ constant Uniforms& uniforms [[ buffer(0) ]]) { \n\
Varyings varyings; \n\ Varyings varyings; \n\
varyings.gl_Position = uniforms.mvpMtx * float4(attributes.a_position, 0.0, 1.0); \n\ varyings.v_position = uniforms.mvpMtx * float4(attributes.a_position, 0.0, 1.0); \n\
varyings.v_fragColor = uniforms.color; \n\ varyings.v_fragColor = uniforms.color; \n\
varyings.v_texCoord = attributes.a_texCoord; \n\ varyings.v_texCoord = attributes.a_texCoord; \n\
return varyings; \n\ return varyings; \n\