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| 1 /* | 1 /* |
| 2 * Copyright 2014 Google Inc. | 2 * Copyright 2014 Google Inc. |
| 3 * | 3 * |
| 4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
| 5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
| 6 */ | 6 */ |
| 7 | 7 |
| 8 /* | 8 /* |
| 9 * This is a straightforward test of floating point textures, which are | 9 * This is a straightforward test of floating point textures, which are |
| 10 * supported on some platforms. As of right now, this test only supports | 10 * supported on some platforms. As of right now, this test only supports |
| 11 * 32 bit floating point textures, and indeed floating point test values | 11 * 32 bit floating point textures, and indeed floating point test values |
| 12 * have been selected to require 32 bits of precision and full IEEE conformance | 12 * have been selected to require 32 bits of precision and full IEEE conformance |
| 13 */ | 13 */ |
| 14 #if SK_SUPPORT_GPU | 14 |
| 15 #include <float.h> | 15 #include <float.h> |
| 16 #include "Test.h" | 16 #include "Test.h" |
| 17 #if SK_SUPPORT_GPU |
| 17 #include "GrContext.h" | 18 #include "GrContext.h" |
| 18 #include "GrTexture.h" | 19 #include "GrTexture.h" |
| 19 #include "GrContextFactory.h" | 20 #include "GrContextFactory.h" |
| 20 | 21 |
| 21 #include "SkGpuDevice.h" | 22 #include "SkGpuDevice.h" |
| 22 #include "SkHalf.h" | 23 #include "SkHalf.h" |
| 23 | 24 |
| 24 static const int DEV_W = 100, DEV_H = 100; | 25 static const int DEV_W = 100, DEV_H = 100; |
| 25 static const int FP_CONTROL_ARRAY_SIZE = DEV_W * DEV_H * 4/*RGBA*/; | 26 static const int FP_CONTROL_ARRAY_SIZE = DEV_W * DEV_H * 4/*RGBA*/; |
| 26 static const float kMaxIntegerRepresentableInSPFloatingPoint = 16777216; // 2 ^
24 | 27 static const float kMaxIntegerRepresentableInSPFloatingPoint = 16777216; // 2 ^
24 |
| (...skipping 25 matching lines...) Expand all Loading... |
| 52 GrContextFactory::GLContextType type = | 53 GrContextFactory::GLContextType type = |
| 53 static_cast<GrContextFactory::GLContextType>(glCtxType); | 54 static_cast<GrContextFactory::GLContextType>(glCtxType); |
| 54 if (!GrContextFactory::IsRenderingGLContext(type)) { | 55 if (!GrContextFactory::IsRenderingGLContext(type)) { |
| 55 continue; | 56 continue; |
| 56 } | 57 } |
| 57 GrContext* context = factory->get(type); | 58 GrContext* context = factory->get(type); |
| 58 if (NULL == context){ | 59 if (NULL == context){ |
| 59 continue; | 60 continue; |
| 60 } | 61 } |
| 61 | 62 |
| 62 SkAutoTUnref<GrTexture> fpTexture(context->createTexture(desc, false
, | 63 SkAutoTUnref<GrTexture> fpTexture(context->textureProvider()->create
Texture( |
| 63 controlPixe
lData.begin(), 0)); | 64 desc, false, controlPixelData.begin(), 0)); |
| 64 // Floating point textures are NOT supported everywhere | 65 // Floating point textures are NOT supported everywhere |
| 65 if (NULL == fpTexture) { | 66 if (NULL == fpTexture) { |
| 66 continue; | 67 continue; |
| 67 } | 68 } |
| 68 fpTexture->readPixels(0, 0, DEV_W, DEV_H, desc.fConfig, readBuffer.b
egin(), 0); | 69 fpTexture->readPixels(0, 0, DEV_W, DEV_H, desc.fConfig, readBuffer.b
egin(), 0); |
| 69 REPORTER_ASSERT(reporter, | 70 REPORTER_ASSERT(reporter, |
| 70 0 == memcmp(readBuffer.begin(), controlPixelData.begin(), re
adBuffer.bytes())); | 71 0 == memcmp(readBuffer.begin(), controlPixelData.begin(), re
adBuffer.bytes())); |
| 71 } | 72 } |
| 72 } | 73 } |
| 73 } | 74 } |
| (...skipping 25 matching lines...) Expand all Loading... |
| 99 GrContextFactory::GLContextType type = | 100 GrContextFactory::GLContextType type = |
| 100 static_cast<GrContextFactory::GLContextType>(glCtxType); | 101 static_cast<GrContextFactory::GLContextType>(glCtxType); |
| 101 if (!GrContextFactory::IsRenderingGLContext(type)) { | 102 if (!GrContextFactory::IsRenderingGLContext(type)) { |
| 102 continue; | 103 continue; |
| 103 } | 104 } |
| 104 GrContext* context = factory->get(type); | 105 GrContext* context = factory->get(type); |
| 105 if (NULL == context){ | 106 if (NULL == context){ |
| 106 continue; | 107 continue; |
| 107 } | 108 } |
| 108 | 109 |
| 109 SkAutoTUnref<GrTexture> fpTexture(context->createTexture(desc, false
, | 110 SkAutoTUnref<GrTexture> fpTexture(context->textureProvider()->create
Texture( |
| 110 controlPixe
lData.begin(), 0)); | 111 desc, false, controlPixelData.begin(), 0)); |
| 111 // 16-bit floating point textures are NOT supported everywhere | 112 // 16-bit floating point textures are NOT supported everywhere |
| 112 if (NULL == fpTexture) { | 113 if (NULL == fpTexture) { |
| 113 continue; | 114 continue; |
| 114 } | 115 } |
| 115 fpTexture->readPixels(0, 0, DEV_W, DEV_H, desc.fConfig, readBuffer.b
egin(), 0); | 116 fpTexture->readPixels(0, 0, DEV_W, DEV_H, desc.fConfig, readBuffer.b
egin(), 0); |
| 116 REPORTER_ASSERT(reporter, | 117 REPORTER_ASSERT(reporter, |
| 117 0 == memcmp(readBuffer.begin(), controlPixelData.begin(), re
adBuffer.bytes())); | 118 0 == memcmp(readBuffer.begin(), controlPixelData.begin(), re
adBuffer.bytes())); |
| 118 } | 119 } |
| 119 } | 120 } |
| 120 } | 121 } |
| 121 | 122 |
| 122 #endif | 123 #endif |
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