Remove GrBackendRenderTargetDesc in favor of GrBackendRenderTarget.
Also removes a reference to GrBackendTextureDesc in a comment and updates markdown docs.
Docs-Preview: https://skia.org/?cl=24861
Bug: skia:
Change-Id: Ic6490d5ef46953450e6dee69271397bb2b94d0d6
Reviewed-on: https://skia-review.googlesource.com/24861
Commit-Queue: Brian Salomon <bsalomon@google.com>
Reviewed-by: Robert Phillips <robertphillips@google.com>
diff --git a/debugger/QT/SkGLWidget.cpp b/debugger/QT/SkGLWidget.cpp
index a60ae0f..cbd4e77 100644
--- a/debugger/QT/SkGLWidget.cpp
+++ b/debugger/QT/SkGLWidget.cpp
@@ -55,11 +55,10 @@
glClearStencil(0);
glClear(GL_STENCIL_BUFFER_BIT);
fCurContext->resetContext();
-
- GrBackendRenderTargetDesc desc = this->getDesc(this->width(), this->height());
- desc.fOrigin = kBottomLeft_GrSurfaceOrigin;
-
- fGpuSurface = SkSurface::MakeFromBackendRenderTarget(fCurContext.get(), desc, nullptr);
+ GrBackendRenderTarget backendRenderTarget = this->getBackendRenderTarget();
+ fGpuSurface = SkSurface::MakeFromBackendRenderTarget(fCurContext.get(), backendRenderTarget,
+ kBottomLeft_GrSurfaceOrigin,
+ nullptr, nullptr);
fCanvas = fGpuSurface->getCanvas();
}
@@ -78,18 +77,19 @@
}
}
-GrBackendRenderTargetDesc SkGLWidget::getDesc(int w, int h) {
- GrBackendRenderTargetDesc desc;
- desc.fWidth = SkScalarRoundToInt(this->width());
- desc.fHeight = SkScalarRoundToInt(this->height());
- desc.fConfig = kSkia8888_GrPixelConfig;
- GR_GL_GetIntegerv(fCurIntf.get(), GR_GL_SAMPLES, &desc.fSampleCnt);
- GR_GL_GetIntegerv(fCurIntf.get(), GR_GL_STENCIL_BITS, &desc.fStencilBits);
- GrGLint buffer;
- GR_GL_GetIntegerv(fCurIntf.get(), GR_GL_FRAMEBUFFER_BINDING, &buffer);
- desc.fRenderTargetHandle = buffer;
-
- return desc;
+GrBackendRenderTarget SkGLWidget::getBackendRenderTarget() {
+ GrGLFramebufferInfo info;
+ int stencilBits;
+ int sampleCnt;
+ GR_GL_GetIntegerv(fCurIntf.get(), GR_GL_FRAMEBUFFER_BINDING, &info.fFBOID);
+ GR_GL_GetIntegerv(fCurIntf.get(), GR_GL_SAMPLES, &sampleCnt);
+ GR_GL_GetIntegerv(fCurIntf.get(), GR_GL_STENCIL_BITS, &stencilBits);
+ return GrBackendRenderTarget(SkScalarRoundToInt(this->width()),
+ SkScalarRoundToInt(this->height()),
+ sampleCnt,
+ stencilBits,
+ kSkia8888_GrPixelConfig,
+ info);
}
#endif
diff --git a/debugger/QT/SkGLWidget.h b/debugger/QT/SkGLWidget.h
index e7493a5..d590ffb 100644
--- a/debugger/QT/SkGLWidget.h
+++ b/debugger/QT/SkGLWidget.h
@@ -16,6 +16,7 @@
#include "SkDebugCanvas.h"
#include "SkDebugger.h"
#include "SkGpuDevice.h"
+#include "GrBackendSurface.h"
#include "GrContext.h"
#include "gl/GrGLInterface.h"
#include "gl/GrGLUtil.h"
@@ -51,7 +52,7 @@
SkCanvas* fCanvas;
SkDebugger* fDebugger;
- GrBackendRenderTargetDesc getDesc(int w, int h);
+ GrBackendRenderTarget getBackendRenderTarget();
};
#endif /* SK_SUPPORT_GPU */
diff --git a/experimental/GLFWTest/glfw_main.cpp b/experimental/GLFWTest/glfw_main.cpp
index 63ea1f1..34fbd4e 100644
--- a/experimental/GLFWTest/glfw_main.cpp
+++ b/experimental/GLFWTest/glfw_main.cpp
@@ -5,12 +5,11 @@
* found in the LICENSE file.
*/
-#include "GLFW/glfw3.h"
#include <stdlib.h>
#include <stdio.h>
-
+#include "GLFW/glfw3.h"
+#include "GrBackendSurface.h"
#include "GrContext.h"
-
#include "SkCanvas.h"
#include "SkImage.h"
#include "SkRSXform.h"
@@ -32,17 +31,18 @@
static void init_skia(int w, int h) {
sContext = GrContext::Create(kOpenGL_GrBackend, 0);
-
- GrBackendRenderTargetDesc desc;
- desc.fWidth = w;
- desc.fHeight = h;
- desc.fConfig = kSkia8888_GrPixelConfig;
- desc.fOrigin = kBottomLeft_GrSurfaceOrigin;
- desc.fSampleCnt = 1;
- desc.fStencilBits = 0;
- desc.fRenderTargetHandle = 0; // assume default framebuffer
-
- sSurface = SkSurface::MakeFromBackendRenderTarget(sContext, desc, nullptr, nullptr).release();
+
+ GrGLFramebufferInfo framebufferInfo;
+ framebufferInfo.fFBOID = 0; // assume default framebuffer
+ GrBackendRenderTarget backendRenderTarget(w, h,
+ 0, // sample count
+ 0, // stencil bits
+ kSkia8888_GrPixelConfig,
+ framebufferInfo);
+
+ sSurface = SkSurface::MakeFromBackendRenderTarget(sContext, backendRenderTarget,
+ kBottomLeft_GrSurfaceOrigin,
+ nullptr, nullptr).release();
}
static void cleanup_skia() {
diff --git a/experimental/SkV8Example/SkV8Example.cpp b/experimental/SkV8Example/SkV8Example.cpp
index a6a2a7e..b4a0db6 100644
--- a/experimental/SkV8Example/SkV8Example.cpp
+++ b/experimental/SkV8Example/SkV8Example.cpp
@@ -8,13 +8,12 @@
*/
#include <v8.h>
#include <include/libplatform/libplatform.h>
-
#include "SkV8Example.h"
#include "Global.h"
#include "JsContext.h"
#include "Path2D.h"
#include "Path2DBuilder.h"
-
+#include "GrBackendSurface.h"
#include "gl/GrGLUtil.h"
#include "gl/GrGLDefines.h"
#include "gl/GrGLInterface.h"
@@ -85,19 +84,17 @@
exit(1);
}
- GrBackendRenderTargetDesc desc;
- desc.fWidth = SkScalarRoundToInt(this->width());
- desc.fHeight = SkScalarRoundToInt(this->height());
- desc.fConfig = kSkia8888_GrPixelConfig;
- desc.fOrigin = kBottomLeft_GrSurfaceOrigin;
- desc.fSampleCnt = attachmentInfo.fSampleCount;
- desc.fStencilBits = attachmentInfo.fStencilBits;
- GrGLint buffer;
- GR_GL_GetIntegerv(fCurIntf, GR_GL_FRAMEBUFFER_BINDING, &buffer);
- desc.fRenderTargetHandle = buffer;
-
+ GrGLFramebufferInfo framebufferInfo;
+ GR_GL_GetIntegerv(fCurIntf, GR_GL_FRAMEBUFFER_BINDING, &framebufferInfo.fFBOID);
+ GrBackendRenderTarget backendRenderTarget(SkScalarRoundToInt(this->width()),
+ SkScalarRoundToInt(this->height()),
+ attachmentInfo.fSampleCount,
+ attachmentInfo.fStencilBits,
+ kSkia8888_GrPixelConfig,
+ framebufferInfo);
SkSafeUnref(fCurSurface);
- fCurSurface = SkSurface::MakeFromBackendRenderTarget(fCurContext, desc,
+ fCurSurface = SkSurface::MakeFromBackendRenderTarget(fCurContext, backendRenderTarget,
+ kBottomLeft_GrSurfaceOrigin,
nullptr, nullptr).release();
}
}
diff --git a/include/core/SkSurface.h b/include/core/SkSurface.h
index c2a98bd..ec91cc6 100644
--- a/include/core/SkSurface.h
+++ b/include/core/SkSurface.h
@@ -90,16 +90,6 @@
GrSurfaceOrigin origin, int sampleCnt,
sk_sp<SkColorSpace>, const SkSurfaceProps*);
- /**
- * Used to wrap a pre-existing 3D API rendering target as a SkSurface. Skia will not assume
- * ownership of the render target and the client must ensure the render target is valid for the
- * lifetime of the SkSurface.
- */
- static sk_sp<SkSurface> MakeFromBackendRenderTarget(GrContext*,
- const GrBackendRenderTargetDesc&,
- sk_sp<SkColorSpace>,
- const SkSurfaceProps*);
-
static sk_sp<SkSurface> MakeFromBackendRenderTarget(GrContext*,
const GrBackendRenderTarget&,
GrSurfaceOrigin origin,
@@ -109,10 +99,9 @@
/**
* Used to wrap a pre-existing 3D API texture as a SkSurface. Skia will treat the texture as
* a rendering target only, but unlike NewFromBackendRenderTarget, Skia will manage and own
- * the associated render target objects (but not the provided texture). The kRenderTarget flag
- * must be set on GrBackendTextureDesc for this to succeed. Skia will not assume ownership
- * of the texture and the client must ensure the texture is valid for the lifetime of the
- * SkSurface.
+ * the associated render target objects (but not the provided texture). Skia will not assume
+ * ownership of the texture and the client must ensure the texture is valid for the lifetime
+ * of the SkSurface.
*/
static sk_sp<SkSurface> MakeFromBackendTextureAsRenderTarget(GrContext*,
const GrBackendTexture&,
@@ -122,17 +111,6 @@
const SkSurfaceProps*);
/**
- * Legacy version of the above factory, without color space support. This creates a "legacy"
- * surface that operate without gamma correction or color management.
- */
- static sk_sp<SkSurface> MakeFromBackendRenderTarget(GrContext* ctx,
- const GrBackendRenderTargetDesc& desc,
- const SkSurfaceProps* props) {
- return MakeFromBackendRenderTarget(ctx, desc, nullptr, props);
- }
-
-
- /**
* Return a new surface whose contents will be drawn to an offscreen
* render target, allocated by the surface.
*/
diff --git a/include/gpu/GrBackendSurface.h b/include/gpu/GrBackendSurface.h
index c9a9ad0..55cec78 100644
--- a/include/gpu/GrBackendSurface.h
+++ b/include/gpu/GrBackendSurface.h
@@ -108,12 +108,6 @@
#endif
private:
- // Temporary constructor which can be used to convert from a GrBackendRenderTargetDesc.
- GrBackendRenderTarget(const GrBackendRenderTargetDesc& desc, GrBackend backend);
-
- // Friending for access to above constructor taking a GrBackendRenderTargetDesc
- friend class SkSurface;
-
int fWidth; //<! width in pixels
int fHeight; //<! height in pixels
diff --git a/include/gpu/GrTypes.h b/include/gpu/GrTypes.h
index a343f03..8d76364 100644
--- a/include/gpu/GrTypes.h
+++ b/include/gpu/GrTypes.h
@@ -647,39 +647,6 @@
///////////////////////////////////////////////////////////////////////////////
/**
- * Gr can wrap an existing render target created by the client in the 3D API
- * with a GrRenderTarget object. The client is responsible for ensuring that the
- * underlying 3D API object lives at least as long as the GrRenderTarget object
- * wrapping it. We require the client to explicitly provide information about
- * the target, such as width, height, and pixel config rather than querying the
- * 3D API for these values. We expect these properties to be immutable even if
- * the 3D API doesn't require this (OpenGL).
- */
-
-struct GrBackendRenderTargetDesc {
- GrBackendRenderTargetDesc() { memset(this, 0, sizeof(*this)); }
- int fWidth; //<! width in pixels
- int fHeight; //<! height in pixels
- GrPixelConfig fConfig; //<! color format
- GrSurfaceOrigin fOrigin; //<! pixel origin
- /**
- * The number of samples per pixel. Gr uses this to influence decisions
- * about applying other forms of anti-aliasing.
- */
- int fSampleCnt;
- /**
- * Number of bits of stencil per-pixel.
- */
- int fStencilBits;
- /**
- * Handle to the 3D API object.
- * OpenGL: FBO ID
- * Vulkan: GrVkImageInfo*
- */
- GrBackendObject fRenderTargetHandle;
-};
-
-/**
* The GrContext's cache of backend context state can be partially invalidated.
* These enums are specific to the GL backend and we'd add a new set for an alternative backend.
*/
diff --git a/site/user/sample/color.md b/site/user/sample/color.md
index 28d86d3..3f4d869 100644
--- a/site/user/sample/color.md
+++ b/site/user/sample/color.md
@@ -116,11 +116,9 @@
sk_sp<SkImage> MakeFromEncoded(sk_sp<SkData> encoded);
// Create an image from a texture in a particular color space
- // Caution: There are versions of this constructor that do not take an
- // SkColorSpace. But without an SkColorSpace, Skia does not have
- // enough information to draw correctly.
- sk_sp<SkImage> MakeFromTexture(GrContext*, const GrBackendTextureDesc&,
- SkAlphaType, sk_sp<SkColorSpace>, ...);
+ sk_sp<SkImage> MakeFromTexture(GrContext*, const GrBackendTexture&,
+ GrSurfaceOrigin, SkAlphaType, sk_sp<SkColorSpace>,
+ ...);
**SkBitmap** is another (not preferred) representation for image sources. Be careful to not forget
the color space.
@@ -190,4 +188,5 @@
It is possible to create **an object that is both a source and destination**, if Skia will both
draw into it and then draw it somewhere else. The same rules from above still apply, but it is
subtle that the color space tag could have an effect (or no effect) depending on how the object is
-used.
\ No newline at end of file
+used.
+
diff --git a/site/user/special/vulkan.md b/site/user/special/vulkan.md
index 8dfd26a..45f613f 100644
--- a/site/user/special/vulkan.md
+++ b/site/user/special/vulkan.md
@@ -33,14 +33,16 @@
sk_sp<GrContext> context = GrContext::Create(kVulkan_GrBackend, (GrBackendContext) vkBackendContext);
-When using the Vulkan backend the GrBackendObject field in
-GrBackendRenderTargetDesc and GrBackendTextureDesc is interpeted as a pointer
-to a GrVkImageInfo object. GrVkImageInfo specifies a VkImage and associated
-state (tiling, layout, format, etc). This allows the client to import
-externally created Vulkan images as destinations for Skia rendering via
-SkSurface factory functions or for to composite Skia rendered content using
-SkImage::getTextureHandle().
+When using the Vulkan backend, GrVkImageInfo is used to construct GrBackendTexture
+and GrBackendRenderTarget objects that in turn are used to create SkSurface and SkImage
+objects that refer to VkImages created by the Skia client.
+The GrBackendObject returned by SkImage::getTextureHandle(),
+SkSurface::getTextureHandle(), and SkSurface::getRenderTargetHandle() should be
+interpreted as a GrVkImageInfo*. This allows a client to get the backing VkImage
+of a SkImage or SkSurface.
+
+GrVkImageInfo specifies a VkImage and associated state (tiling, layout, format, etc).
After getting a GrVkImageInfo* via getTextureHandle() or
getRenderTargetHandle(), the client should check the fImageLayout field to know
what layout Skia left the VkImage in before using the VkImage. If the client
diff --git a/src/gpu/GrBackendSurface.cpp b/src/gpu/GrBackendSurface.cpp
index d37c73a..04216b7 100644
--- a/src/gpu/GrBackendSurface.cpp
+++ b/src/gpu/GrBackendSurface.cpp
@@ -97,29 +97,6 @@
, fBackend(kOpenGL_GrBackend)
, fGLInfo(glInfo) {}
-GrBackendRenderTarget::GrBackendRenderTarget(const GrBackendRenderTargetDesc& desc,
- GrBackend backend)
- : fWidth(desc.fWidth)
- , fHeight(desc.fHeight)
- , fSampleCnt(desc.fSampleCnt)
- , fStencilBits(desc.fStencilBits)
- , fConfig(desc.fConfig)
- , fBackend(backend) {
- if (kOpenGL_GrBackend == backend) {
- fGLInfo.fFBOID = static_cast<GrGLuint>(desc.fRenderTargetHandle);
- } else {
- SkASSERT(kVulkan_GrBackend == backend);
-#ifdef SK_VULKAN
- const GrVkImageInfo* vkInfo =
- reinterpret_cast<const GrVkImageInfo*>(desc.fRenderTargetHandle);
- fConfig = GrVkFormatToPixelConfig(vkInfo->fFormat);
- fVkInfo = *vkInfo;
-#else
- fConfig = kUnknown_GrPixelConfig;
-#endif
- }
-}
-
#ifdef SK_VULKAN
const GrVkImageInfo* GrBackendRenderTarget::getVkImageInfo() const {
if (kVulkan_GrBackend == fBackend) {
diff --git a/src/image/SkSurface.cpp b/src/image/SkSurface.cpp
index d7fa605..e0a0580 100644
--- a/src/image/SkSurface.cpp
+++ b/src/image/SkSurface.cpp
@@ -241,13 +241,6 @@
}
sk_sp<SkSurface> SkSurface::MakeFromBackendRenderTarget(GrContext*,
- const GrBackendRenderTargetDesc&,
- sk_sp<SkColorSpace>,
- const SkSurfaceProps*) {
- return nullptr;
-}
-
-sk_sp<SkSurface> SkSurface::MakeFromBackendRenderTarget(GrContext*,
const GrBackendRenderTarget&,
GrSurfaceOrigin origin,
sk_sp<SkColorSpace>,
diff --git a/src/image/SkSurface_Gpu.cpp b/src/image/SkSurface_Gpu.cpp
index 143a603..5b51942 100644
--- a/src/image/SkSurface_Gpu.cpp
+++ b/src/image/SkSurface_Gpu.cpp
@@ -233,20 +233,6 @@
}
sk_sp<SkSurface> SkSurface::MakeFromBackendRenderTarget(GrContext* context,
- const GrBackendRenderTargetDesc& desc,
- sk_sp<SkColorSpace> colorSpace,
- const SkSurfaceProps* props) {
- if (!context) {
- return nullptr;
- }
-
- GrBackendRenderTarget backendRT(desc, context->contextPriv().getBackend());
- return MakeFromBackendRenderTarget(context, backendRT, desc.fOrigin,
- std::move(colorSpace), props);
-
-}
-
-sk_sp<SkSurface> SkSurface::MakeFromBackendRenderTarget(GrContext* context,
const GrBackendRenderTarget& backendRT,
GrSurfaceOrigin origin,
sk_sp<SkColorSpace> colorSpace,