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, NULL, 0); |
| 33 GrSurface* texRT2 = context->textureProvider()->createTexture(desc, fals
e, NULL, 0); |
| 34 REPORTER_ASSERT(reporter, NULL != texRT1); |
| 35 REPORTER_ASSERT(reporter, NULL != texRT2); |
| 36 GrTexture* tex = texRT1->asTexture(); |
| 37 REPORTER_ASSERT(reporter, NULL != 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 |
| 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 |