Added (color=8888|f16|srgb) option to gpu configurations, along with gpuf16 and gpusrgb predefined configs. Runs the gpu backend in gamma-correct mode (with either FP16 linear or sRGB 8888 frambuffers).

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1750383002

Committed: https://skia.googlesource.com/skia/+/a6f58194733c1c50e4fe5f98585e42344f29b6f0

Review URL: https://codereview.chromium.org/1750383002

dm/DM.cpp

@@ -815,7 +815,8 @@ static Sink* create_sink(const SkCommandLineConfig* config) {
                 return nullptr;
             }
             return new GPUSink(contextType, contextOptions, gpuConfig->getSamples(),
-                               gpuConfig->getUseDIText(), FLAGS_gpu_threading);
+                               gpuConfig->getUseDIText(), gpuConfig->getColorType(),
+                               gpuConfig->getProfileType(), FLAGS_gpu_threading);
         }
     }
 #endif

dm/DMSrcSink.cpp

@@ -930,11 +930,15 @@ GPUSink::GPUSink(GrContextFactory::GLContextType ct,
                  GrContextFactory::GLContextOptions options,
                  int samples,
                  bool diText,
+                 SkColorType colorType,
+                 SkColorProfileType profileType,
                  bool threaded)
     : fContextType(ct)
     , fContextOptions(options)
     , fSampleCount(samples)
     , fUseDIText(diText)
+    , fColorType(colorType)
+    , fProfileType(profileType)
     , fThreaded(threaded) {}
 
 void PreAbandonGpuContextErrorHandler(SkError, void*) {}
@@ -959,7 +963,8 @@ Error GPUSink::draw(const Src& src, SkBitmap* dst, SkWStream*, SkString* log) co
     GrContextFactory factory(grOptions);
     const SkISize size = src.size();
     const SkImageInfo info =
-        SkImageInfo::Make(size.width(), size.height(), kN32_SkColorType, kPremul_SkAlphaType);
+        SkImageInfo::Make(size.width(), size.height(), fColorType,
+                          kPremul_SkAlphaType, fProfileType);
 #if SK_SUPPORT_GPU
     const int maxDimension = factory.getContextInfo(fContextType, fContextOptions).
             fGrContext->caps()->maxTextureSize();

dm/DMSrcSink.h

@@ -233,7 +233,8 @@ public:
 class GPUSink : public Sink {
 public:
     GPUSink(GrContextFactory::GLContextType, GrContextFactory::GLContextOptions,
-            int samples, bool diText, bool threaded);
+            int samples, bool diText, SkColorType colorType, SkColorProfileType profileType,
+            bool threaded);
 
     Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
     bool serial() const override { return !fThreaded; }
@@ -244,6 +245,8 @@ private:
     GrContextFactory::GLContextOptions fContextOptions;
     int                                fSampleCount;
     bool                               fUseDIText;
+    SkColorType                        fColorType;
+    SkColorProfileType                 fProfileType;
     bool                               fThreaded;
 };
 

tests/TestConfigParsing.cpp

@@ -43,6 +43,9 @@ DEF_TEST(ParseConfigs_Gpu, reporter) {
     REPORTER_ASSERT(reporter, configs[0]->asConfigGpu()->getUseNVPR() == false);
     REPORTER_ASSERT(reporter, configs[0]->asConfigGpu()->getUseDIText() == false);
     REPORTER_ASSERT(reporter, configs[0]->asConfigGpu()->getSamples() == 0);
+    REPORTER_ASSERT(reporter, configs[0]->asConfigGpu()->getColorType() == kN32_SkColorType);
+    REPORTER_ASSERT(reporter, configs[0]->asConfigGpu()->getProfileType()
+                    == kLinear_SkColorProfileType);
 #endif
 }
 
@@ -65,7 +68,8 @@ DEF_TEST(ParseConfigs_DefaultConfigs, reporter) {
     SkCommandLineFlags::StringArray config1 = make_string_array({
         "565", "8888", "debug", "gpu", "gpudebug", "gpudft", "gpunull", "msaa16", "msaa4",
         "nonrendering", "null", "nullgpu", "nvprmsaa16", "nvprmsaa4", "pdf", "pdf_poppler",
-        "skp", "svg", "xps", "angle", "angle-gl", "commandbuffer", "mesa", "hwui"
+        "skp", "svg", "xps", "angle", "angle-gl", "commandbuffer", "mesa", "hwui",
+        "gpuf16", "gpusrgb", "anglesrgb"
     });
 
     SkCommandLineConfigArray configs;
@@ -101,11 +105,22 @@ DEF_TEST(ParseConfigs_DefaultConfigs, reporter) {
     REPORTER_ASSERT(reporter, !configs[17]->asConfigGpu());
     REPORTER_ASSERT(reporter, !configs[18]->asConfigGpu());
     REPORTER_ASSERT(reporter, !configs[23]->asConfigGpu());
+    REPORTER_ASSERT(reporter, configs[24]->asConfigGpu()->getColorType()
+                    == kRGBA_F16_SkColorType);
+    REPORTER_ASSERT(reporter, configs[24]->asConfigGpu()->getProfileType()
+                    == kLinear_SkColorProfileType);
+    REPORTER_ASSERT(reporter, configs[25]->asConfigGpu()->getColorType()
+                    == kN32_SkColorType);
+    REPORTER_ASSERT(reporter, configs[25]->asConfigGpu()->getProfileType()
+                    == kSRGB_SkColorProfileType);
 #if SK_ANGLE
 #ifdef SK_BUILD_FOR_WIN
     REPORTER_ASSERT(reporter, configs[19]->asConfigGpu());
+    REPORTER_ASSERT(reporter, configs[26]->asConfigGpu()->getProfileType()
+                    == kSRGB_SkColorProfileType);
 #else
     REPORTER_ASSERT(reporter, !configs[19]->asConfigGpu());
+    REPORTER_ASSERT(reporter, !configs[26]->asConfigGpu());
 #endif
     REPORTER_ASSERT(reporter, configs[20]->asConfigGpu());
 #else

tools/flags/SkCommonFlagsConfig.cpp

@@ -23,7 +23,7 @@ static const char defaultConfigs[] =
 
 static const char configHelp[] =
     "Options: 565 8888 debug gpu gpudebug gpudft gpunull "
-    "msaa16 msaa4 nonrendering null nullgpu nvprmsaa16 nvprmsaa4 "
+    "msaa16 msaa4 gpuf16 gpusrgb nonrendering null nullgpu nvprmsaa16 nvprmsaa4 "
     "pdf pdf_poppler skp svg xps"
 #if SK_ANGLE
 #ifdef SK_BUILD_FOR_WIN
@@ -47,7 +47,7 @@ static const char configExtendedHelp[] =
     "Possible backends and options:\n"
 #if SK_SUPPORT_GPU
     "\n"
-    "gpu(api=string,dit=bool,nvpr=bool,samples=int)\tGPU backend\n"
+    "gpu(api=string,color=string,dit=bool,nvpr=bool,samples=int)\tGPU backend\n"
     "\tapi\ttype: string\tdefault: native.\n"
     "\t    Select graphics API to use with gpu backend.\n"
     "\t    Options:\n"
@@ -68,6 +68,12 @@ static const char configExtendedHelp[] =
 #if SK_MESA
     "\t\tmesa\t\t\tUse MESA.\n"
 #endif
+    "\tcolor\ttype: string\tdefault: 8888.\n"
+    "\t    Select framebuffer color format.\n"
+    "\t    Options:\n"
+    "\t\t8888\t\t\tLinear 8888.\n"
+    "\t\tf16 \t\t\tLinear 16-bit floating point.\n"
+    "\t\tsrgb\t\t\tsRGB 8888.\n"
     "\tdit\ttype: bool\tdefault: false.\n"
     "\t    Use device independent text.\n"
     "\tnvpr\ttype: bool\tdefault: false.\n"
@@ -81,6 +87,8 @@ static const char configExtendedHelp[] =
     "\tmsaa16   \t= gpu(samples=16)\n"
     "\tnvprmsaa4\t= gpu(nvpr=true,samples=4)\n"
     "\tnvprmsaa16\t= gpu(nvpr=true,samples=16)\n"
+    "\tgpuf16    \t= gpu(color=f16)\n"
+    "\tgpusrgb   \t= gpu(color=srgb)\n"
     "\tgpudft    \t= gpu(dit=true)\n"
     "\tgpudebug  \t= gpu(api=debug)\n"
     "\tgpunull   \t= gpu(api=null)\n"
@@ -114,6 +122,8 @@ static const struct {
     { "msaa16",     "gpu", "samples=16" },
     { "nvprmsaa4",  "gpu", "nvpr=true,samples=4,dit=true" },
     { "nvprmsaa16", "gpu", "nvpr=true,samples=16,dit=true" },
+    { "gpuf16",     "gpu", "color=f16" },
+    { "gpusrgb",    "gpu", "color=srgb" },
     { "gpudft",     "gpu", "dit=true" },
     { "gpudebug",   "gpu", "api=debug" },
     { "gpunull",    "gpu", "api=null" },
@@ -148,12 +158,15 @@ SkCommandLineConfig::~SkCommandLineConfig() {
 #if SK_SUPPORT_GPU
 SkCommandLineConfigGpu::SkCommandLineConfigGpu(
     const SkString& tag, const SkTArray<SkString>& viaParts,
-    ContextType contextType, bool useNVPR, bool useDIText, int samples)
+    ContextType contextType, bool useNVPR, bool useDIText, int samples,
+    SkColorType colorType, SkColorProfileType profileType)
         : SkCommandLineConfig(tag, SkString("gpu"), viaParts)
         , fContextType(contextType)
         , fUseNVPR(useNVPR)
         , fUseDIText(useDIText)
-        , fSamples(samples) {
+        , fSamples(samples)
+        , fColorType(colorType)
+        , fProfileType(profileType) {
 }
 static bool parse_option_int(const SkString& value, int* outInt) {
     if (value.isEmpty()) {
@@ -226,6 +239,26 @@ static bool parse_option_gpu_api(const SkString& value,
 #endif
     return false;
 }
+static bool parse_option_gpu_color(const SkString& value,
+                                   SkColorType* outColorType,
+                                   SkColorProfileType* outProfileType) {
+    if (value.equals("8888")) {
+        *outColorType = kN32_SkColorType;
+        *outProfileType = kLinear_SkColorProfileType;
+        return true;
+    }
+    if (value.equals("f16")) {
+        *outColorType = kRGBA_F16_SkColorType;
+        *outProfileType = kLinear_SkColorProfileType;
+        return true;
+    }
+    if (value.equals("srgb")) {
+        *outColorType = kN32_SkColorType;
+        *outProfileType = kSRGB_SkColorProfileType;
+        return true;
+    }
+    return false;
+}
 
 SkCommandLineConfigGpu* parse_command_line_config_gpu(const SkString& tag,
                                                       const SkTArray<SkString>& vias,
@@ -239,6 +272,9 @@ SkCommandLineConfigGpu* parse_command_line_config_gpu(const SkString& tag,
     bool useDIText = false;
     bool seenSamples = false;
     int samples = 0;
+    bool seenColor = false;
+    SkColorType colorType = kN32_SkColorType;
+    SkColorProfileType profileType = kLinear_SkColorProfileType;
 
     SkTArray<SkString> optionParts;
     SkStrSplit(options.c_str(), ",", kStrict_SkStrSplitMode, &optionParts);
@@ -263,12 +299,16 @@ SkCommandLineConfigGpu* parse_command_line_config_gpu(const SkString& tag,
         } else if (key.equals("samples") && !seenSamples) {
             valueOk = parse_option_int(value, &samples);
             seenSamples = true;
+        } else if (key.equals("color") && !seenColor) {
+            valueOk = parse_option_gpu_color(value, &colorType, &profileType);
+            seenColor = true;
         }
         if (!valueOk) {
             return nullptr;
         }
     }
-    return new SkCommandLineConfigGpu(tag, vias, contextType, useNVPR, useDIText, samples);
+    return new SkCommandLineConfigGpu(tag, vias, contextType, useNVPR, useDIText, samples,
+                                      colorType, profileType);
 }
 #endif
 

tools/flags/SkCommonFlagsConfig.h

@@ -52,18 +52,23 @@ class SkCommandLineConfigGpu : public SkCommandLineConfig {
   public:
     typedef GrContextFactory::GLContextType ContextType;
     SkCommandLineConfigGpu(const SkString& tag, const SkTArray<SkString>& viaParts,
-                           ContextType contextType, bool useNVPR, bool useDIText, int samples);
+                           ContextType contextType, bool useNVPR, bool useDIText, int samples,
+                           SkColorType colorType, SkColorProfileType profileType);
     const SkCommandLineConfigGpu* asConfigGpu() const override { return this; }
     ContextType getContextType() const { return fContextType; }
     bool getUseNVPR() const { return fUseNVPR; }
     bool getUseDIText() const { return fUseDIText; }
     int getSamples() const { return fSamples; }
+    SkColorType getColorType() const { return fColorType; }
+    SkColorProfileType getProfileType() const { return fProfileType; }
 
   private:
     ContextType fContextType;
     bool fUseNVPR;
     bool fUseDIText;
     int fSamples;
+    SkColorType fColorType;
+    SkColorProfileType fProfileType;
 };
 #endif