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Issue 1249543003:
Creating functions for uploading a mipmapped texture. (Closed)
Base URL: https://chromium.googlesource.com/skia.git@master| OLD | NEW |
|---|---|
| (Empty) | |
| 1 /* | |
| 2 * Copyright 2013 Google Inc. | |
| 3 * | |
| 4 * Use of this source code is governed by a BSD-style license that can be | |
| 5 * found in the LICENSE file. | |
| 6 */ | |
| 7 | |
| 8 #include "SkTypes.h" | |
| 9 | |
| 10 #if SK_SUPPORT_GPU | |
| 11 | |
| 12 #include "GrContext.h" | |
| 13 #include "GrContextFactory.h" | |
| 14 #include "GrTexture.h" | |
| 15 #include "GrTexturePriv.h" | |
| 16 #include "SkCanvas.h" | |
| 17 #include "SkGr.h" | |
| 18 #include "SkSurface.h" | |
| 19 #include "Test.h" | |
| 20 | |
| 21 // Tests that GrSurface::asTexture(), GrSurface::asRenderTarget(), and static up casting of texture | |
| 22 // and render targets to GrSurface all work as expected. | |
| 23 DEF_GPUTEST(GrTextureMipMapInvalidationTest, reporter, factory) { | |
| 24 GrContext* context = factory->get(GrContextFactory::kNull_GLContextType); | |
| 25 if (context) { | |
| 26 GrSurfaceDesc desc; | |
| 27 desc.fConfig = kSkia8888_GrPixelConfig; | |
| 28 desc.fFlags = kRenderTarget_GrSurfaceFlag; | |
| 29 desc.fWidth = 256; | |
| 30 desc.fHeight = 256; | |
| 31 desc.fSampleCnt = 0; | |
| 32 GrSurface* texRT1 = context->textureProvider()->createTexture(desc, fals e, nullptr, 0); | |
| 33 GrSurface* texRT2 = context->textureProvider()->createTexture(desc, fals e, nullptr, 0); | |
| 34 REPORTER_ASSERT(reporter, nullptr != texRT1); | |
| 35 REPORTER_ASSERT(reporter, nullptr != texRT2); | |
| 36 GrTexture* tex = texRT1->asTexture(); | |
| 37 REPORTER_ASSERT(reporter, nullptr != tex); | |
| 38 SkBitmap bitmap; | |
| 39 GrWrapTextureInBitmap(tex, 256, 256, false, &bitmap); | |
| 40 | |
| 41 // No mipmaps initially | |
| 42 REPORTER_ASSERT(reporter, false == tex->texturePriv().hasMipMaps()); | |
| 43 | |
| 44 // Painting with downscale and medium filter quality should result in mi pmap creation | |
|
bsalomon
2015/09/15 13:14:10
This still has to work...
| |
| 45 SkSurface* surface = SkSurface::NewRenderTargetDirect(texRT2->asRenderTa rget()); | |
| 46 SkPaint paint; | |
| 47 paint.setFilterQuality(kMedium_SkFilterQuality); | |
| 48 surface->getCanvas()->scale(0.2f, 0.2f); | |
| 49 surface->getCanvas()->drawBitmap(bitmap, 0, 0, &paint); | |
| 50 context->flush(); | |
| 51 | |
| 52 REPORTER_ASSERT(reporter, true == tex->texturePriv().hasMipMaps()); | |
| 53 REPORTER_ASSERT(reporter, false == tex->texturePriv().mipMapsAreDirty()) ; | |
| 54 | |
| 55 // Invalidating the contents of the bitmap should invalidate the mipmap, but not de-allocate | |
| 56 bitmap.notifyPixelsChanged(); | |
| 57 REPORTER_ASSERT(reporter, true == tex->texturePriv().hasMipMaps()); | |
| 58 REPORTER_ASSERT(reporter, true == tex->texturePriv().mipMapsAreDirty()); | |
| 59 | |
| 60 surface->unref(); | |
| 61 texRT1->unref(); | |
| 62 texRT2->unref(); | |
| 63 } | |
| 64 } | |
| 65 | |
| 66 #endif | |
| OLD | NEW |
