1/* 2 * Copyright 2019 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 "include/gpu/GrDirectContext.h" 9#include "include/gpu/ganesh/mtl/GrMtlBackendSurface.h" 10#include "src/gpu/ganesh/GrDirectContextPriv.h" 11#include "src/gpu/ganesh/mtl/GrMtlCaps.h" 12#include "tests/Test.h" 13#include "tools/gpu/ManagedBackendTexture.h" 14 15#import <Metal/Metal.h> 16 17using sk_gpu_test::ManagedBackendTexture; 18 19// In BackendAllocationTest.cpp 20void test_wrapping(GrDirectContext*, 21 skiatest::Reporter*, 22 const std::function<sk_sp<ManagedBackendTexture>( 23 GrDirectContext*, skgpu::Mipmapped, GrRenderable)>& create, 24 GrColorType, 25 skgpu::Mipmapped, 26 GrRenderable); 27 28void test_color_init( 29 GrDirectContext*, 30 skiatest::Reporter*, 31 const std::function<sk_sp<ManagedBackendTexture>( 32 GrDirectContext*, const SkColor4f&, skgpu::Mipmapped, GrRenderable)>& create, 33 GrColorType, 34 const SkColor4f&, 35 skgpu::Mipmapped, 36 GrRenderable); 37 38void test_pixmap_init(GrDirectContext*, 39 skiatest::Reporter*, 40 const std::function<sk_sp<ManagedBackendTexture>(GrDirectContext*, 41 const SkPixmap srcData[], 42 int numLevels, 43 GrSurfaceOrigin, 44 GrRenderable)>& create, 45 SkColorType, 46 GrSurfaceOrigin, 47 skgpu::Mipmapped, 48 GrRenderable); 49 50DEF_GANESH_TEST_FOR_METAL_CONTEXT(MtlBackendAllocationTest, reporter, ctxInfo) { 51 auto dContext = ctxInfo.directContext(); 52 const GrMtlCaps* mtlCaps = static_cast<const GrMtlCaps*>(dContext->priv().caps()); 53 54 constexpr SkColor4f kTransCol { 0, 0.25f, 0.75f, 0.5f }; 55 constexpr SkColor4f kGrayCol { 0.75f, 0.75f, 0.75f, 0.75f }; 56 57 struct { 58 GrColorType fColorType; 59 MTLPixelFormat fFormat; 60 SkColor4f fColor; 61 } combinations[] = { 62 { GrColorType::kRGBA_8888, MTLPixelFormatRGBA8Unorm, SkColors::kRed }, 63 { GrColorType::kRGBA_8888_SRGB, MTLPixelFormatRGBA8Unorm_sRGB, SkColors::kRed }, 64 65 // In this configuration (i.e., an RGB_888x colortype with an RGBA8 backing format), 66 // there is nothing to tell Skia to make the provided color opaque. Clients will need 67 // to provide an opaque initialization color in this case. 68 { GrColorType::kRGB_888x, MTLPixelFormatRGBA8Unorm, SkColors::kYellow }, 69 70 { GrColorType::kBGRA_8888, MTLPixelFormatBGRA8Unorm, SkColors::kBlue }, 71 72 { GrColorType::kRGBA_1010102, MTLPixelFormatRGB10A2Unorm, 73 { 0.25f, 0.5f, 0.75f, 1.0f } }, 74#ifdef SK_BUILD_FOR_MAC 75 { GrColorType::kBGRA_1010102, MTLPixelFormatBGR10A2Unorm, 76 { 0.25f, 0.5f, 0.75f, 1.0f } }, 77#endif 78#ifdef SK_BUILD_FOR_IOS 79 { GrColorType::kBGR_565, MTLPixelFormatB5G6R5Unorm, SkColors::kRed }, 80 { GrColorType::kABGR_4444, MTLPixelFormatABGR4Unorm, SkColors::kGreen }, 81#endif 82 83 { GrColorType::kAlpha_8, MTLPixelFormatA8Unorm, kTransCol }, 84 { GrColorType::kAlpha_8, MTLPixelFormatR8Unorm, kTransCol }, 85 { GrColorType::kGray_8, MTLPixelFormatR8Unorm, kGrayCol }, 86 87 { GrColorType::kRGBA_F16_Clamped, MTLPixelFormatRGBA16Float, SkColors::kLtGray }, 88 { GrColorType::kRGBA_F16, MTLPixelFormatRGBA16Float, SkColors::kYellow }, 89 90 { GrColorType::kRG_88, MTLPixelFormatRG8Unorm, { 0.5f, 0.5f, 0, 1 } }, 91 { GrColorType::kAlpha_F16, MTLPixelFormatR16Float, { 1.0f, 0, 0, 0.5f } }, 92 93 { GrColorType::kAlpha_16, MTLPixelFormatR16Unorm, kTransCol }, 94 { GrColorType::kRG_1616, MTLPixelFormatRG16Unorm, SkColors::kYellow }, 95 96 { GrColorType::kRGBA_16161616, MTLPixelFormatRGBA16Unorm, SkColors::kLtGray }, 97 { GrColorType::kRG_F16, MTLPixelFormatRG16Float, SkColors::kYellow }, 98 }; 99 100 for (auto combo : combinations) { 101 GrBackendFormat format = GrBackendFormats::MakeMtl(combo.fFormat); 102 103 if (!mtlCaps->isFormatTexturable(combo.fFormat)) { 104 continue; 105 } 106 107 // skbug.com/9086 (Metal caps may not be handling RGBA32 correctly) 108 if (GrColorType::kRGBA_F32 == combo.fColorType) { 109 continue; 110 } 111 112 for (auto mipmapped : {skgpu::Mipmapped::kNo, skgpu::Mipmapped::kYes}) { 113 if (skgpu::Mipmapped::kYes == mipmapped && !mtlCaps->mipmapSupport()) { 114 continue; 115 } 116 117 for (auto renderable : { GrRenderable::kNo, GrRenderable::kYes }) { 118 119 if (GrRenderable::kYes == renderable) { 120 // We must also check whether we allow rendering to the format using the 121 // color type. 122 if (!mtlCaps->isFormatAsColorTypeRenderable( 123 combo.fColorType, GrBackendFormats::MakeMtl(combo.fFormat), 1)) { 124 continue; 125 } 126 } 127 128 { 129 auto uninitCreateMtd = [format](GrDirectContext* dContext, 130 skgpu::Mipmapped mipmapped, 131 GrRenderable renderable) { 132 return ManagedBackendTexture::MakeWithoutData(dContext, 133 32, 32, 134 format, 135 mipmapped, 136 renderable, 137 GrProtected::kNo); 138 }; 139 140 test_wrapping(dContext, reporter, uninitCreateMtd, combo.fColorType, mipmapped, 141 renderable); 142 } 143 144 { 145 // We're creating backend textures without specifying a color type "view" of 146 // them at the public API level. Therefore, Ganesh will not apply any swizzles 147 // before writing the color to the texture. However, our validation code does 148 // rely on interpreting the texture contents via a SkColorType and therefore 149 // swizzles may be applied during the read step. 150 // Ideally we'd update our validation code to use a "raw" read that doesn't 151 // impose a color type but for now we just munge the data we upload to match the 152 // expectation. 153 skgpu::Swizzle swizzle; 154 switch (combo.fColorType) { 155 case GrColorType::kAlpha_8: 156 swizzle = skgpu::Swizzle("aaaa"); 157 break; 158 case GrColorType::kAlpha_16: 159 swizzle = skgpu::Swizzle("aaaa"); 160 break; 161 case GrColorType::kAlpha_F16: 162 swizzle = skgpu::Swizzle("aaaa"); 163 break; 164 default: 165 break; 166 } 167 168 auto createWithColorMtd = [format, swizzle](GrDirectContext* dContext, 169 const SkColor4f& color, 170 skgpu::Mipmapped mipmapped, 171 GrRenderable renderable) { 172 auto swizzledColor = swizzle.applyTo(color); 173 return ManagedBackendTexture::MakeWithData(dContext, 174 32, 32, 175 format, 176 swizzledColor, 177 mipmapped, 178 renderable, 179 GrProtected::kNo); 180 }; 181 test_color_init(dContext, reporter, createWithColorMtd, combo.fColorType, 182 combo.fColor, mipmapped, renderable); 183 } 184 185 for (auto origin : {kTopLeft_GrSurfaceOrigin, kBottomLeft_GrSurfaceOrigin}) { 186 SkColorType skColorType = GrColorTypeToSkColorType(combo.fColorType); 187 if (skColorType == kUnknown_SkColorType) { 188 break; 189 } 190 191 auto createWithSrcDataMtd = [](GrDirectContext* dContext, 192 const SkPixmap srcData[], 193 int numLevels, 194 GrSurfaceOrigin origin, 195 GrRenderable renderable) { 196 SkASSERT(srcData && numLevels); 197 return ManagedBackendTexture::MakeWithData(dContext, 198 srcData, 199 numLevels, 200 origin, 201 renderable, 202 GrProtected::kNo); 203 }; 204 205 test_pixmap_init(dContext, 206 reporter, 207 createWithSrcDataMtd, 208 skColorType, 209 origin, 210 mipmapped, 211 renderable); 212 213 } 214 } 215 } 216 } 217} 218