GrProgramDesc Class Reference

#include <GrProgramDesc.h>

Public Member Functions
	GrProgramDesc (const GrProgramDesc &other)=default
GrProgramDesc &	operator= (const GrProgramDesc &other)=default
bool	isValid () const
void	reset ()
const uint32_t *	asKey () const
uint32_t	keyLength () const
bool	operator== (const GrProgramDesc &that) const
bool	operator!= (const GrProgramDesc &other) const
uint32_t	initialKeyLength () const

Static Public Member Functions
static SkString	Describe (const GrProgramInfo &, const GrCaps &)

Protected Types
enum	{ kHeaderSize = 1 , kMaxPreallocProcessors = 8 , kIntsPerProcessor = 4 , kPreAllocSize }
using	KeyType = skia_private::STArray< kPreAllocSize, uint32_t, true >

Protected Member Functions
	GrProgramDesc ()
KeyType *	key ()

Static Protected Member Functions
static void	Build (GrProgramDesc *, const GrProgramInfo &, const GrCaps &)
static bool	BuildFromData (GrProgramDesc *desc, const void *keyData, size_t keyLength)

Friends
class	GrDawnCaps
class	GrD3DCaps
class	GrGLCaps
class	GrMockCaps
class	GrMtlCaps
class	GrVkCaps
class	GrGLGpu
class	GrMtlResourceProvider

Detailed Description

This class is used to generate a generic program cache key. The Dawn, Metal and Vulkan backends derive backend-specific versions which add additional information.

Definition at line 26 of file GrProgramDesc.h.

Member Typedef Documentation

KeyType

using GrProgramDesc::KeyType = skia_private::STArray<kPreAllocSize, uint32_t, true>

protected

Definition at line 99 of file GrProgramDesc.h.

Member Enumeration Documentation

anonymous enum

anonymous enum

protected

Enumerator
kHeaderSize
kMaxPreallocProcessors
kIntsPerProcessor
kPreAllocSize

Definition at line 91 of file GrProgramDesc.h.

         {
        kHeaderSize            = 1,    // "header" in ::Build
        kMaxPreallocProcessors = 8,
        kIntsPerProcessor      = 4,    // This is an overestimate of the average effect key size.
        kPreAllocSize = kHeaderSize +
                        kMaxPreallocProcessors * kIntsPerProcessor,
    };

Constructor & Destructor Documentation

GrProgramDesc() [1/2]

GrProgramDesc::GrProgramDesc ( const GrProgramDesc &  other )

default

GrProgramDesc() [2/2]

GrProgramDesc::GrProgramDesc ( )

inlineprotected

Definition at line 70 of file GrProgramDesc.h.

{}

Member Function Documentation

asKey()

const uint32_t * GrProgramDesc::asKey ( ) const

inline

Definition at line 35 of file GrProgramDesc.h.

                                  {
        return fKey.data();
    }

Build()

void GrProgramDesc::Build ( GrProgramDesc *  desc, const GrProgramInfo &  programInfo, const GrCaps &  caps  )

staticprotected

Builds a program descriptor.

Parameters

desc	The built descriptor
programInfo	Program information need to build the key
caps	the caps

Definition at line 176 of file GrProgramDesc.cpp.

                                              {
    desc->reset();
    skgpu::KeyBuilder b(desc->key());
    gen_key(&b, programInfo, caps);
    desc->fInitialKeyLength = desc->keyLength();
}

BuildFromData()

static bool GrProgramDesc::BuildFromData ( GrProgramDesc *  desc, const void *  keyData, size_t  keyLength  )

inlinestaticprotected

Definition at line 82 of file GrProgramDesc.h.

                                                                                          {
        if (!SkTFitsIn<int>(keyLength) || !SkIsAlign4(keyLength)) {
            return false;
        }
        desc->fKey.reset(SkToInt(keyLength / 4));
        memcpy(desc->fKey.begin(), keyData, keyLength);
        return true;
    }

Describe()

SkString GrProgramDesc::Describe ( const GrProgramInfo &  programInfo, const GrCaps &  caps  )

static

Definition at line 185 of file GrProgramDesc.cpp.

                                                     {
    GrProgramDesc desc;
    skgpu::StringKeyBuilder b(desc.key());
    gen_key(&b, programInfo, caps);
    b.flush();
    return b.description();
}

initialKeyLength()

uint32_t GrProgramDesc::initialKeyLength ( ) const

inline

Definition at line 52 of file GrProgramDesc.h.

{ return fInitialKeyLength; }

isValid()

bool GrProgramDesc::isValid ( ) const

inline

Definition at line 31 of file GrProgramDesc.h.

{ return !fKey.empty(); }

key()

KeyType * GrProgramDesc::key ( )

inlineprotected

Definition at line 101 of file GrProgramDesc.h.

{ return &fKey; }

keyLength()

uint32_t GrProgramDesc::keyLength ( ) const

inline

Definition at line 40 of file GrProgramDesc.h.

                               {
        return SkToU32(fKey.size() * sizeof(uint32_t));
    }

operator!=()

bool GrProgramDesc::operator!= ( const GrProgramDesc &  other ) const

inline

Definition at line 48 of file GrProgramDesc.h.

                                                       {
        return !(*this == other);
    }

operator=()

GrProgramDesc & GrProgramDesc::operator= ( const GrProgramDesc &  other )

default

operator==()

bool GrProgramDesc::operator== ( const GrProgramDesc &  that ) const

inline

Definition at line 44 of file GrProgramDesc.h.

                                                      {
        return this->fKey == that.fKey;
    }

reset()

void GrProgramDesc::reset ( )

inline

Definition at line 32 of file GrProgramDesc.h.

{ *this = GrProgramDesc{}; }

Friends And Related Function Documentation

GrD3DCaps

friend class GrD3DCaps

friend

Definition at line 60 of file GrProgramDesc.h.

GrDawnCaps

friend class GrDawnCaps

friend

Definition at line 59 of file GrProgramDesc.h.

GrGLCaps

friend class GrGLCaps

friend

Definition at line 61 of file GrProgramDesc.h.

GrGLGpu

friend class GrGLGpu

friend

Definition at line 66 of file GrProgramDesc.h.

GrMockCaps

friend class GrMockCaps

friend

Definition at line 62 of file GrProgramDesc.h.

GrMtlCaps

friend class GrMtlCaps

friend

Definition at line 63 of file GrProgramDesc.h.

GrMtlResourceProvider

friend class GrMtlResourceProvider

friend

Definition at line 67 of file GrProgramDesc.h.

GrVkCaps

friend class GrVkCaps

friend

Definition at line 64 of file GrProgramDesc.h.

---

The documentation for this class was generated from the following files:

• third_party/skia/src/gpu/ganesh/GrProgramDesc.h
• third_party/skia/src/gpu/ganesh/GrProgramDesc.cpp