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 "GrGpu.h"
14 #include "GrRenderTarget.h"
15 #include "GrTexture.h"
16 #include "GrSurfacePriv.h"
17 #include "Test.h"
18
19 // Tests that GrSurface::asTexture(), GrSurface::asRenderTarget(), and static upcasting of texture
20 // and render targets to GrSurface all work as expected.
DEF_GPUTEST_FOR_NULL_CONTEXT(GrSurface,reporter,context)21 DEF_GPUTEST_FOR_NULL_CONTEXT(GrSurface, reporter, context) {
22 GrSurfaceDesc desc;
23 desc.fConfig = kSkia8888_GrPixelConfig;
24 desc.fFlags = kRenderTarget_GrSurfaceFlag;
25 desc.fWidth = 256;
26 desc.fHeight = 256;
27 desc.fSampleCnt = 0;
28 GrSurface* texRT1 = context->textureProvider()->createTexture(
29 desc, SkBudgeted::kNo, nullptr, 0);
30
31 REPORTER_ASSERT(reporter, texRT1 == texRT1->asRenderTarget());
32 REPORTER_ASSERT(reporter, texRT1 == texRT1->asTexture());
33 REPORTER_ASSERT(reporter, static_cast<GrSurface*>(texRT1->asRenderTarget()) ==
34 texRT1->asTexture());
35 REPORTER_ASSERT(reporter, texRT1->asRenderTarget() ==
36 static_cast<GrSurface*>(texRT1->asTexture()));
37 REPORTER_ASSERT(reporter, static_cast<GrSurface*>(texRT1->asRenderTarget()) ==
38 static_cast<GrSurface*>(texRT1->asTexture()));
39
40 desc.fFlags = kNone_GrSurfaceFlags;
41 GrSurface* tex1 = context->textureProvider()->createTexture(desc, SkBudgeted::kNo, nullptr, 0);
42 REPORTER_ASSERT(reporter, nullptr == tex1->asRenderTarget());
43 REPORTER_ASSERT(reporter, tex1 == tex1->asTexture());
44 REPORTER_ASSERT(reporter, static_cast<GrSurface*>(tex1) == tex1->asTexture());
45
46 GrBackendObject backendTex = context->getGpu()->createTestingOnlyBackendTexture(
47 nullptr, 256, 256, kSkia8888_GrPixelConfig);
48
49 GrBackendTextureDesc backendDesc;
50 backendDesc.fConfig = kSkia8888_GrPixelConfig;
51 backendDesc.fFlags = kRenderTarget_GrBackendTextureFlag;
52 backendDesc.fWidth = 256;
53 backendDesc.fHeight = 256;
54 backendDesc.fSampleCnt = 0;
55 backendDesc.fTextureHandle = backendTex;
56 GrSurface* texRT2 = context->textureProvider()->wrapBackendTexture(
57 backendDesc, kBorrow_GrWrapOwnership);
58 REPORTER_ASSERT(reporter, texRT2 == texRT2->asRenderTarget());
59 REPORTER_ASSERT(reporter, texRT2 == texRT2->asTexture());
60 REPORTER_ASSERT(reporter, static_cast<GrSurface*>(texRT2->asRenderTarget()) ==
61 texRT2->asTexture());
62 REPORTER_ASSERT(reporter, texRT2->asRenderTarget() ==
63 static_cast<GrSurface*>(texRT2->asTexture()));
64 REPORTER_ASSERT(reporter, static_cast<GrSurface*>(texRT2->asRenderTarget()) ==
65 static_cast<GrSurface*>(texRT2->asTexture()));
66
67 texRT1->unref();
68 texRT2->unref();
69 tex1->unref();
70 context->getGpu()->deleteTestingOnlyBackendTexture(backendTex);
71 }
72
73 #endif
74