skia2/tools/gpu/ProxyUtils.cpp
Greg Daniel 51b1c12bbc Have a GrBackendFormat be stored on gpu proxies.
Bug: skia:
Change-Id: Iaf1fb24ab29a61d44e5fa59a5e0867ed02dcda90
Reviewed-on: https://skia-review.googlesource.com/c/168021
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Greg Daniel <egdaniel@google.com>
2018-11-08 19:44:55 +00:00

83 lines
3.0 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 "ProxyUtils.h"
#include "GrBackendSurface.h"
#include "GrContextPriv.h"
#include "GrDrawingManager.h"
#include "GrGpu.h"
#include "GrProxyProvider.h"
namespace sk_gpu_test {
sk_sp<GrTextureProxy> MakeTextureProxyFromData(GrContext* context, bool isRT, int width, int height,
GrColorType colorType, GrSRGBEncoded srgbEncoded,
GrSurfaceOrigin origin, const void* data,
size_t rowBytes) {
if (context->abandoned()) {
return nullptr;
}
sk_sp<GrTextureProxy> proxy;
if (kBottomLeft_GrSurfaceOrigin == origin) {
// We (soon will) only support using kBottomLeft with wrapped textures.
auto backendTex = context->contextPriv().getGpu()->createTestingOnlyBackendTexture(
nullptr, width, height, colorType, isRT, GrMipMapped::kNo);
if (!backendTex.isValid()) {
return nullptr;
}
// Adopt ownership so our caller doesn't have to worry about deleting the backend texture.
if (isRT) {
proxy = context->contextPriv().proxyProvider()->wrapRenderableBackendTexture(
backendTex, origin, 1, kAdopt_GrWrapOwnership);
} else {
proxy = context->contextPriv().proxyProvider()->wrapBackendTexture(
backendTex, origin, kAdopt_GrWrapOwnership);
}
if (!proxy) {
context->contextPriv().getGpu()->deleteTestingOnlyBackendTexture(backendTex);
return nullptr;
}
} else {
GrPixelConfig config = GrColorTypeToPixelConfig(colorType, srgbEncoded);
if (!context->contextPriv().caps()->isConfigTexturable(config)) {
return nullptr;
}
const GrBackendFormat format =
context->contextPriv().caps()->getBackendFormatFromGrColorType(colorType,
srgbEncoded);
if (!format.isValid()) {
return nullptr;
}
GrSurfaceDesc desc;
desc.fConfig = config;
desc.fWidth = width;
desc.fHeight = height;
desc.fFlags = isRT ? kRenderTarget_GrSurfaceFlag : kNone_GrSurfaceFlags;
proxy = context->contextPriv().proxyProvider()->createProxy(
format, desc, origin, SkBackingFit::kExact, SkBudgeted::kYes);
if (!proxy) {
return nullptr;
}
}
auto sContext = context->contextPriv().makeWrappedSurfaceContext(proxy, nullptr);
if (!sContext) {
return nullptr;
}
if (!context->contextPriv().writeSurfacePixels(sContext.get(), 0, 0, width, height, colorType,
nullptr, data, rowBytes)) {
return nullptr;
}
return proxy;
}
} // namespace sk_gpu_test