skia2/tools/gpu/ProxyUtils.cpp
Robert Phillips 5c7a25bd2f Move explicit backend object allocation API to GrContext
This initial portion of the API should be ready to go. Follow on CLs will add the other entry points.

Change-Id: Ia9c708046ba08b16f9a71558e2bf2c38279abe5d
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/214680
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
2019-05-20 15:31:56 +00:00

89 lines
3.1 KiB
C++

/*
* Copyright 2018 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "include/gpu/GrBackendSurface.h"
#include "src/gpu/GrContextPriv.h"
#include "src/gpu/GrDrawingManager.h"
#include "src/gpu/GrGpu.h"
#include "src/gpu/GrProxyProvider.h"
#include "src/gpu/SkGr.h"
#include "tools/gpu/ProxyUtils.h"
namespace sk_gpu_test {
sk_sp<GrTextureProxy> MakeTextureProxyFromData(GrContext* context, GrRenderable renderable,
int width, int height,
GrColorType colorType, GrSRGBEncoded srgbEncoded,
GrSurfaceOrigin origin,
const void* data, size_t rowBytes) {
if (context->priv().abandoned()) {
return nullptr;
}
const GrCaps* caps = context->priv().caps();
const GrBackendFormat format = caps->getBackendFormatFromGrColorType(colorType, srgbEncoded);
if (!format.isValid()) {
return nullptr;
}
sk_sp<GrTextureProxy> proxy;
if (kBottomLeft_GrSurfaceOrigin == origin) {
// We (soon will) only support using kBottomLeft with wrapped textures.
auto backendTex = context->createBackendTexture(
width, height, format, GrMipMapped::kNo, renderable);
if (!backendTex.isValid()) {
return nullptr;
}
// Adopt ownership so our caller doesn't have to worry about deleting the backend texture.
if (GrRenderable::kYes == renderable) {
proxy = context->priv().proxyProvider()->wrapRenderableBackendTexture(
backendTex, origin, 1, kAdopt_GrWrapOwnership, GrWrapCacheable::kNo, nullptr,
nullptr);
} else {
proxy = context->priv().proxyProvider()->wrapBackendTexture(
backendTex, origin, kAdopt_GrWrapOwnership, GrWrapCacheable::kNo, kRW_GrIOType);
}
if (!proxy) {
context->deleteBackendTexture(backendTex);
return nullptr;
}
} else {
GrPixelConfig config = GrColorTypeToPixelConfig(colorType, srgbEncoded);
if (!context->priv().caps()->isConfigTexturable(config)) {
return nullptr;
}
GrSurfaceDesc desc;
desc.fConfig = config;
desc.fWidth = width;
desc.fHeight = height;
desc.fFlags = GrRenderable::kYes == renderable ? kRenderTarget_GrSurfaceFlag
: kNone_GrSurfaceFlags;
proxy = context->priv().proxyProvider()->createProxy(
format, desc, origin, SkBackingFit::kExact, SkBudgeted::kYes);
if (!proxy) {
return nullptr;
}
}
auto sContext = context->priv().makeWrappedSurfaceContext(proxy, nullptr);
if (!sContext) {
return nullptr;
}
if (!context->priv().writeSurfacePixels(sContext.get(), 0, 0, width, height, colorType,
nullptr, data, rowBytes)) {
return nullptr;
}
return proxy;
}
} // namespace sk_gpu_test