blob: be9736fceddf26aa7c44831d22842eb452ed309b [file] [log] [blame]
/*
* Copyright 2017 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "src/gpu/mtl/GrMtlTexture.h"
#include "src/gpu/GrTexturePriv.h"
#include "src/gpu/mtl/GrMtlGpu.h"
#include "src/gpu/mtl/GrMtlUtil.h"
#if !__has_feature(objc_arc)
#error This file must be compiled with Arc. Use -fobjc-arc flag
#endif
GrMtlTexture::GrMtlTexture(GrMtlGpu* gpu,
SkBudgeted budgeted,
const GrSurfaceDesc& desc,
id<MTLTexture> texture,
GrMipMapsStatus mipMapsStatus)
: GrSurface(gpu, {desc.fWidth, desc.fHeight}, desc.fConfig, GrProtected::kNo)
, INHERITED(gpu, {desc.fWidth, desc.fHeight}, desc.fConfig, GrProtected::kNo,
GrTextureType::k2D, mipMapsStatus)
, fTexture(texture) {
SkASSERT((GrMipMapsStatus::kNotAllocated == mipMapsStatus) == (1 == texture.mipmapLevelCount));
this->registerWithCache(budgeted);
if (GrMtlFormatIsCompressed(texture.pixelFormat)) {
this->setReadOnly();
}
}
GrMtlTexture::GrMtlTexture(GrMtlGpu* gpu,
Wrapped,
const GrSurfaceDesc& desc,
id<MTLTexture> texture,
GrMipMapsStatus mipMapsStatus,
GrWrapCacheable cacheable,
GrIOType ioType)
: GrSurface(gpu, {desc.fWidth, desc.fHeight}, desc.fConfig, GrProtected::kNo)
, INHERITED(gpu, {desc.fWidth, desc.fHeight}, desc.fConfig, GrProtected::kNo,
GrTextureType::k2D, mipMapsStatus)
, fTexture(texture) {
SkASSERT((GrMipMapsStatus::kNotAllocated == mipMapsStatus) == (1 == texture.mipmapLevelCount));
if (ioType == kRead_GrIOType) {
this->setReadOnly();
}
this->registerWithCacheWrapped(cacheable);
}
GrMtlTexture::GrMtlTexture(GrMtlGpu* gpu,
const GrSurfaceDesc& desc,
id<MTLTexture> texture,
GrMipMapsStatus mipMapsStatus)
: GrSurface(gpu, {desc.fWidth, desc.fHeight}, desc.fConfig, GrProtected::kNo)
, INHERITED(gpu, {desc.fWidth, desc.fHeight}, desc.fConfig, GrProtected::kNo,
GrTextureType::k2D, mipMapsStatus)
, fTexture(texture) {
SkASSERT((GrMipMapsStatus::kNotAllocated == mipMapsStatus) == (1 == texture.mipmapLevelCount));
}
sk_sp<GrMtlTexture> GrMtlTexture::MakeNewTexture(GrMtlGpu* gpu, SkBudgeted budgeted,
const GrSurfaceDesc& desc,
MTLTextureDescriptor* texDesc,
GrMipMapsStatus mipMapsStatus) {
id<MTLTexture> texture = [gpu->device() newTextureWithDescriptor:texDesc];
if (!texture) {
return nullptr;
}
if (@available(macOS 10.11, iOS 9.0, *)) {
SkASSERT(MTLTextureUsageShaderRead & texture.usage);
}
return sk_sp<GrMtlTexture>(new GrMtlTexture(gpu, budgeted, desc, texture, mipMapsStatus));
}
sk_sp<GrMtlTexture> GrMtlTexture::MakeWrappedTexture(GrMtlGpu* gpu,
const GrSurfaceDesc& desc,
id<MTLTexture> texture,
GrWrapCacheable cacheable,
GrIOType ioType) {
SkASSERT(nil != texture);
if (@available(macOS 10.11, iOS 9.0, *)) {
SkASSERT(MTLTextureUsageShaderRead & texture.usage);
}
GrMipMapsStatus mipMapsStatus = texture.mipmapLevelCount > 1 ? GrMipMapsStatus::kValid
: GrMipMapsStatus::kNotAllocated;
return sk_sp<GrMtlTexture>(new GrMtlTexture(gpu, kWrapped, desc, texture, mipMapsStatus,
cacheable, ioType));
}
GrMtlTexture::~GrMtlTexture() {
SkASSERT(nil == fTexture);
}
GrMtlGpu* GrMtlTexture::getMtlGpu() const {
SkASSERT(!this->wasDestroyed());
return static_cast<GrMtlGpu*>(this->getGpu());
}
GrBackendTexture GrMtlTexture::getBackendTexture() const {
GrMipMapped mipMapped = fTexture.mipmapLevelCount > 1 ? GrMipMapped::kYes
: GrMipMapped::kNo;
GrMtlTextureInfo info;
info.fTexture.reset(GrRetainPtrFromId(fTexture));
return GrBackendTexture(this->width(), this->height(), mipMapped, info);
}
GrBackendFormat GrMtlTexture::backendFormat() const {
return GrBackendFormat::MakeMtl(fTexture.pixelFormat);
}