mtklein | 281b33f | 2016-07-12 15:01:26 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2016 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 "Test.h" |
Mike Klein | 9161ef0 | 2016-10-04 14:03:27 -0400 | [diff] [blame] | 9 | #include "SkHalf.h" |
mtklein | 281b33f | 2016-07-12 15:01:26 -0700 | [diff] [blame] | 10 | #include "SkRasterPipeline.h" |
| 11 | |
mtklein | 281b33f | 2016-07-12 15:01:26 -0700 | [diff] [blame] | 12 | DEF_TEST(SkRasterPipeline, r) { |
Mike Klein | 9161ef0 | 2016-10-04 14:03:27 -0400 | [diff] [blame] | 13 | // Build and run a simple pipeline to exercise SkRasterPipeline, |
| 14 | // drawing 50% transparent blue over opaque red in half-floats. |
Mike Klein | 26bea5d | 2016-10-05 10:36:38 -0400 | [diff] [blame^] | 15 | uint64_t red = 0x3c00000000003c00ull, |
| 16 | blue = 0x3800380000000000ull, |
| 17 | result; |
Mike Klein | d0ccb57 | 2016-10-05 09:36:26 -0400 | [diff] [blame] | 18 | |
mtklein | 281b33f | 2016-07-12 15:01:26 -0700 | [diff] [blame] | 19 | SkRasterPipeline p; |
Mike Klein | 9161ef0 | 2016-10-04 14:03:27 -0400 | [diff] [blame] | 20 | p.append(SkRasterPipeline::load_s_f16, &blue); |
| 21 | p.append(SkRasterPipeline::load_d_f16, &red); |
| 22 | p.append(SkRasterPipeline::srcover); |
| 23 | p.append(SkRasterPipeline::store_f16, &result); |
| 24 | p.run(1); |
mtklein | 281b33f | 2016-07-12 15:01:26 -0700 | [diff] [blame] | 25 | |
Mike Klein | 9161ef0 | 2016-10-04 14:03:27 -0400 | [diff] [blame] | 26 | // We should see half-intensity magenta. |
Mike Klein | 26bea5d | 2016-10-05 10:36:38 -0400 | [diff] [blame^] | 27 | REPORTER_ASSERT(r, ((result >> 0) & 0xffff) == 0x3800); |
| 28 | REPORTER_ASSERT(r, ((result >> 16) & 0xffff) == 0x0000); |
| 29 | REPORTER_ASSERT(r, ((result >> 32) & 0xffff) == 0x3800); |
| 30 | REPORTER_ASSERT(r, ((result >> 48) & 0xffff) == 0x3c00); |
mtklein | 281b33f | 2016-07-12 15:01:26 -0700 | [diff] [blame] | 31 | } |
mtklein | 0abddf7 | 2016-07-13 08:22:20 -0700 | [diff] [blame] | 32 | |
| 33 | DEF_TEST(SkRasterPipeline_empty, r) { |
| 34 | // No asserts... just a test that this is safe to run. |
| 35 | SkRasterPipeline p; |
| 36 | p.run(20); |
| 37 | } |
| 38 | |
| 39 | DEF_TEST(SkRasterPipeline_nonsense, r) { |
| 40 | // No asserts... just a test that this is safe to run and terminates. |
Mike Klein | 9161ef0 | 2016-10-04 14:03:27 -0400 | [diff] [blame] | 41 | // srcover() calls st->next(); this makes sure we've always got something there to call. |
mtklein | 0abddf7 | 2016-07-13 08:22:20 -0700 | [diff] [blame] | 42 | SkRasterPipeline p; |
Mike Klein | 9161ef0 | 2016-10-04 14:03:27 -0400 | [diff] [blame] | 43 | p.append(SkRasterPipeline::srcover); |
mtklein | 0abddf7 | 2016-07-13 08:22:20 -0700 | [diff] [blame] | 44 | p.run(20); |
| 45 | } |