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| 1 /* | 1 /* |
| 2 * Copyright 2011 Google Inc. | 2 * Copyright 2011 Google Inc. |
| 3 * | 3 * |
| 4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
| 5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
| 6 */ | 6 */ |
| 7 | 7 |
| 8 #include "GrGLGpu.h" | 8 #include "GrGLGpu.h" |
| 9 #include "GrGLBuffer.h" | 9 #include "GrGLBuffer.h" |
| 10 #include "GrGLGLSL.h" | 10 #include "GrGLGLSL.h" |
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| 654 desc.fConfig = wrapDesc.fConfig; | 654 desc.fConfig = wrapDesc.fConfig; |
| 655 desc.fFlags = kCheckAllocation_GrSurfaceFlag | kRenderTarget_GrSurfaceFlag; | 655 desc.fFlags = kCheckAllocation_GrSurfaceFlag | kRenderTarget_GrSurfaceFlag; |
| 656 desc.fWidth = wrapDesc.fWidth; | 656 desc.fWidth = wrapDesc.fWidth; |
| 657 desc.fHeight = wrapDesc.fHeight; | 657 desc.fHeight = wrapDesc.fHeight; |
| 658 desc.fSampleCnt = SkTMin(wrapDesc.fSampleCnt, this->caps()->maxSampleCount()
); | 658 desc.fSampleCnt = SkTMin(wrapDesc.fSampleCnt, this->caps()->maxSampleCount()
); |
| 659 desc.fOrigin = resolve_origin(wrapDesc.fOrigin, true); | 659 desc.fOrigin = resolve_origin(wrapDesc.fOrigin, true); |
| 660 | 660 |
| 661 return GrGLRenderTarget::CreateWrapped(this, desc, idDesc, wrapDesc.fStencil
Bits); | 661 return GrGLRenderTarget::CreateWrapped(this, desc, idDesc, wrapDesc.fStencil
Bits); |
| 662 } | 662 } |
| 663 | 663 |
| 664 GrRenderTarget* GrGLGpu::onWrapBackendTextureAsRenderTarget(const GrBackendTextu
reDesc& desc, | 664 GrRenderTarget* GrGLGpu::onWrapBackendTextureAsRenderTarget(const GrBackendTextu
reDesc& desc) { |
| 665 GrWrapOwnership owne
rship) { | |
| 666 #ifdef SK_IGNORE_GL_TEXTURE_TARGET | 665 #ifdef SK_IGNORE_GL_TEXTURE_TARGET |
| 667 if (!desc.fTextureHandle) { | 666 if (!desc.fTextureHandle) { |
| 668 return nullptr; | 667 return nullptr; |
| 669 } | 668 } |
| 670 #else | 669 #else |
| 671 const GrGLTextureInfo* info = reinterpret_cast<const GrGLTextureInfo*>(desc.
fTextureHandle); | 670 const GrGLTextureInfo* info = reinterpret_cast<const GrGLTextureInfo*>(desc.
fTextureHandle); |
| 672 if (!info || !info->fID) { | 671 if (!info || !info->fID) { |
| 673 return nullptr; | 672 return nullptr; |
| 674 } | 673 } |
| 675 #endif | 674 #endif |
| 676 | 675 |
| 677 GrGLTexture::IDDesc idDesc; | 676 GrGLTextureInfo texInfo; |
| 678 GrSurfaceDesc surfDesc; | 677 GrSurfaceDesc surfDesc; |
| 679 | 678 |
| 680 #ifdef SK_IGNORE_GL_TEXTURE_TARGET | 679 #ifdef SK_IGNORE_GL_TEXTURE_TARGET |
| 681 idDesc.fInfo.fID = static_cast<GrGLuint>(desc.fTextureHandle); | 680 texInfo.fID = static_cast<GrGLuint>(desc.fTextureHandle); |
| 682 // We only support GL_TEXTURE_2D at the moment. | 681 // We only support GL_TEXTURE_2D at the moment. |
| 683 idDesc.fInfo.fTarget = GR_GL_TEXTURE_2D; | 682 texInfo.fTarget = GR_GL_TEXTURE_2D; |
| 684 #else | 683 #else |
| 685 idDesc.fInfo = *info; | 684 texInfo = *info; |
| 686 #endif | 685 #endif |
| 687 | 686 |
| 688 if (GR_GL_TEXTURE_RECTANGLE != idDesc.fInfo.fTarget && | 687 if (GR_GL_TEXTURE_RECTANGLE != texInfo.fTarget && |
| 689 GR_GL_TEXTURE_2D != idDesc.fInfo.fTarget) { | 688 GR_GL_TEXTURE_2D != texInfo.fTarget) { |
| 690 // Only texture rectangle and texture 2d are supported. We do not check
whether texture | 689 // Only texture rectangle and texture 2d are supported. We do not check
whether texture |
| 691 // rectangle is supported by Skia - if the caller provided us with a tex
ture rectangle, | 690 // rectangle is supported by Skia - if the caller provided us with a tex
ture rectangle, |
| 692 // we assume the necessary support exists. | 691 // we assume the necessary support exists. |
| 693 return nullptr; | 692 return nullptr; |
| 694 } | 693 } |
| 695 | 694 |
| 696 switch (ownership) { | |
| 697 case kAdopt_GrWrapOwnership: | |
| 698 idDesc.fLifeCycle = GrGpuResource::kAdopted_LifeCycle; | |
| 699 break; | |
| 700 case kBorrow_GrWrapOwnership: | |
| 701 idDesc.fLifeCycle = GrGpuResource::kBorrowed_LifeCycle; | |
| 702 break; | |
| 703 } | |
| 704 | |
| 705 surfDesc.fFlags = (GrSurfaceFlags) desc.fFlags; | 695 surfDesc.fFlags = (GrSurfaceFlags) desc.fFlags; |
| 706 surfDesc.fWidth = desc.fWidth; | 696 surfDesc.fWidth = desc.fWidth; |
| 707 surfDesc.fHeight = desc.fHeight; | 697 surfDesc.fHeight = desc.fHeight; |
| 708 surfDesc.fConfig = desc.fConfig; | 698 surfDesc.fConfig = desc.fConfig; |
| 709 surfDesc.fSampleCnt = SkTMin(desc.fSampleCnt, this->caps()->maxSampleCount()
); | 699 surfDesc.fSampleCnt = SkTMin(desc.fSampleCnt, this->caps()->maxSampleCount()
); |
| 710 // FIXME: this should be calling resolve_origin(), but Chrome code is curre
ntly | 700 // FIXME: this should be calling resolve_origin(), but Chrome code is curre
ntly |
| 711 // assuming the old behaviour, which is that backend textures are always | 701 // assuming the old behaviour, which is that backend textures are always |
| 712 // BottomLeft, even for non-RT's. Once Chrome is fixed, change this to: | 702 // BottomLeft, even for non-RT's. Once Chrome is fixed, change this to: |
| 713 // glTexDesc.fOrigin = resolve_origin(desc.fOrigin, renderTarget); | 703 // glTexDesc.fOrigin = resolve_origin(desc.fOrigin, renderTarget); |
| 714 if (kDefault_GrSurfaceOrigin == desc.fOrigin) { | 704 if (kDefault_GrSurfaceOrigin == desc.fOrigin) { |
| 715 surfDesc.fOrigin = kBottomLeft_GrSurfaceOrigin; | 705 surfDesc.fOrigin = kBottomLeft_GrSurfaceOrigin; |
| 716 } else { | 706 } else { |
| 717 surfDesc.fOrigin = desc.fOrigin; | 707 surfDesc.fOrigin = desc.fOrigin; |
| 718 } | 708 } |
| 719 | 709 |
| 720 GrGLRenderTarget::IDDesc rtIDDesc; | 710 GrGLRenderTarget::IDDesc rtIDDesc; |
| 721 if (!this->createRenderTargetObjects(surfDesc, GrGpuResource::kUncached_Life
Cycle, | 711 if (!this->createRenderTargetObjects(surfDesc, GrGpuResource::kUncached_Life
Cycle, |
| 722 idDesc.fInfo, &rtIDDesc)) { | 712 texInfo, &rtIDDesc)) { |
| 723 return nullptr; | 713 return nullptr; |
| 724 } | 714 } |
| 725 return GrGLRenderTarget::CreateWrapped(this, surfDesc, rtIDDesc, 0); | 715 return GrGLRenderTarget::CreateWrapped(this, surfDesc, rtIDDesc, 0); |
| 726 } | 716 } |
| 727 | 717 |
| 728 //////////////////////////////////////////////////////////////////////////////// | 718 //////////////////////////////////////////////////////////////////////////////// |
| 729 | 719 |
| 730 bool GrGLGpu::onGetWritePixelsInfo(GrSurface* dstSurface, int width, int height, | 720 bool GrGLGpu::onGetWritePixelsInfo(GrSurface* dstSurface, int width, int height, |
| 731 GrPixelConfig srcConfig, | 721 GrPixelConfig srcConfig, |
| 732 DrawPreference* drawPreference, | 722 DrawPreference* drawPreference, |
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| 4230 if (GR_GL_TEXTURE_EXTERNAL == glTexture->target() || | 4220 if (GR_GL_TEXTURE_EXTERNAL == glTexture->target() || |
| 4231 GR_GL_TEXTURE_RECTANGLE == glTexture->target()) { | 4221 GR_GL_TEXTURE_RECTANGLE == glTexture->target()) { |
| 4232 copyParams->fFilter = GrTextureParams::kNone_FilterMode; | 4222 copyParams->fFilter = GrTextureParams::kNone_FilterMode; |
| 4233 copyParams->fWidth = texture->width(); | 4223 copyParams->fWidth = texture->width(); |
| 4234 copyParams->fHeight = texture->height(); | 4224 copyParams->fHeight = texture->height(); |
| 4235 return true; | 4225 return true; |
| 4236 } | 4226 } |
| 4237 } | 4227 } |
| 4238 return false; | 4228 return false; |
| 4239 } | 4229 } |
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