/* * Copyright 2020 Google LLC * * Use of this source code is governed by a BSD-style license that can be * found in the LICENSE file. */ #include "include/private/SkSLIRNode.h" #include "include/sksl/DSL.h" #include "src/gpu/GrDirectContextPriv.h" #include "src/gpu/GrGpu.h" #include "src/sksl/SkSLIRGenerator.h" #include "src/sksl/dsl/priv/DSLWriter.h" #include "tests/Test.h" #include using namespace SkSL::dsl; /** * In addition to issuing an automatic Start() and End(), disables mangling and optionally * auto-declares variables during its lifetime. Variable auto-declaration simplifies testing so we * don't have to sprinkle all the tests with a bunch of Declare(foo).release() calls just to avoid * errors, especially given that some of the variables have options that make them an error to * actually declare. */ class AutoDSLContext { public: AutoDSLContext(GrGpu* gpu, bool markVarsDeclared = true, SkSL::ProgramKind kind = SkSL::ProgramKind::kFragment) { Start(gpu->shaderCompiler(), kind); DSLWriter::Instance().fMangle = false; DSLWriter::Instance().fMarkVarsDeclared = markVarsDeclared; } ~AutoDSLContext() { End(); } }; class ExpectError : public ErrorHandler { public: ExpectError(skiatest::Reporter* reporter, const char* msg) : fMsg(msg) , fReporter(reporter) { SetErrorHandler(this); } ~ExpectError() override { REPORTER_ASSERT(fReporter, !fMsg, "Error mismatch: expected:\n%sbut no error occurred\n", fMsg); SetErrorHandler(nullptr); } void handleError(const char* msg, PositionInfo* pos) override { REPORTER_ASSERT(fReporter, !strcmp(msg, fMsg), "Error mismatch: expected:\n%sbut received:\n%s", fMsg, msg); fMsg = nullptr; } private: const char* fMsg; skiatest::Reporter* fReporter; }; static bool whitespace_insensitive_compare(const char* a, const char* b) { for (;;) { while (isspace(*a)) { ++a; } while (isspace(*b)) { ++b; } if (*a != *b) { return false; } if (*a == 0) { return true; } ++a; ++b; } } // for use from SkSLDSLOnlyTest.cpp void StartDSL(const sk_gpu_test::ContextInfo ctxInfo) { Start(ctxInfo.directContext()->priv().getGpu()->shaderCompiler()); } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLStartup, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Expression e1 = 1; REPORTER_ASSERT(r, e1.release()->description() == "1"); Expression e2 = 1.0; REPORTER_ASSERT(r, e2.release()->description() == "1.0"); Expression e3 = true; REPORTER_ASSERT(r, e3.release()->description() == "true"); Var a(kInt_Type, "a"); Expression e4 = a; REPORTER_ASSERT(r, e4.release()->description() == "a"); REPORTER_ASSERT(r, whitespace_insensitive_compare("", "")); REPORTER_ASSERT(r, !whitespace_insensitive_compare("", "a")); REPORTER_ASSERT(r, !whitespace_insensitive_compare("a", "")); REPORTER_ASSERT(r, whitespace_insensitive_compare("a", "a")); REPORTER_ASSERT(r, whitespace_insensitive_compare("abc", "abc")); REPORTER_ASSERT(r, whitespace_insensitive_compare("abc", " abc ")); REPORTER_ASSERT(r, whitespace_insensitive_compare("a b c ", "\n\n\nabc")); REPORTER_ASSERT(r, !whitespace_insensitive_compare("a b c d", "\n\n\nabc")); } static SkSL::String stringize(DSLStatement& stmt) { return stmt.release()->description(); } static SkSL::String stringize(DSLPossibleStatement& stmt) { return stmt.release()->description(); } static SkSL::String stringize(DSLExpression& expr) { return expr.release()->description(); } static SkSL::String stringize(DSLPossibleExpression& expr) { return expr.release()->description(); } static SkSL::String stringize(SkSL::IRNode& node) { return node.description(); } template static void expect_equal(skiatest::Reporter* r, int lineNumber, T& input, const char* expected) { SkSL::String actual = stringize(input); if (!whitespace_insensitive_compare(expected, actual.c_str())) { ERRORF(r, "(Failed on line %d)\nExpected: %s\n Actual: %s\n", lineNumber, expected, actual.c_str()); } } template static void expect_equal(skiatest::Reporter* r, int lineNumber, T&& dsl, const char* expected) { // This overload allows temporary values to be passed to expect_equal. return expect_equal(r, lineNumber, dsl, expected); } #define EXPECT_EQUAL(a, b) expect_equal(r, __LINE__, (a), (b)) DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLFloat, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Expression e1 = Float(std::numeric_limits::max()); REPORTER_ASSERT(r, atof(e1.release()->description().c_str()) == std::numeric_limits::max()); Expression e2 = Float(std::numeric_limits::min()); REPORTER_ASSERT(r, atof(e2.release()->description().c_str()) == std::numeric_limits::min()); EXPECT_EQUAL(Float2(0), "float2(0.0)"); EXPECT_EQUAL(Float2(-0.5, 1), "float2(-0.5, 1.0)"); EXPECT_EQUAL(Float3(0.75), "float3(0.75)"); EXPECT_EQUAL(Float3(Float2(0, 1), -2), "float3(0.0, 1.0, -2.0)"); EXPECT_EQUAL(Float3(0, 1, 2), "float3(0.0, 1.0, 2.0)"); EXPECT_EQUAL(Float4(0), "float4(0.0)"); EXPECT_EQUAL(Float4(Float2(0, 1), Float2(2, 3)), "float4(0.0, 1.0, 2.0, 3.0)"); EXPECT_EQUAL(Float4(0, 1, Float2(2, 3)), "float4(0.0, 1.0, 2.0, 3.0)"); EXPECT_EQUAL(Float4(0, 1, 2, 3), "float4(0.0, 1.0, 2.0, 3.0)"); { ExpectError error(r, "error: floating point value is infinite\n"); Float(std::numeric_limits::infinity()).release(); } { ExpectError error(r, "error: floating point value is NaN\n"); Float(std::numeric_limits::quiet_NaN()).release(); } { ExpectError error(r, "error: invalid arguments to 'float2' constructor (expected 2 scalars," " but found 4)\n"); Float2(Float4(1)).release(); } { ExpectError error(r, "error: invalid arguments to 'float4' constructor (expected 4 scalars," " but found 3)\n"); Float4(Float3(1)).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLHalf, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Expression e1 = Half(std::numeric_limits::max()); REPORTER_ASSERT(r, atof(e1.release()->description().c_str()) == std::numeric_limits::max()); Expression e2 = Half(std::numeric_limits::min()); REPORTER_ASSERT(r, atof(e2.release()->description().c_str()) == std::numeric_limits::min()); EXPECT_EQUAL(Half2(0), "half2(0.0)"); EXPECT_EQUAL(Half2(-0.5, 1), "half2(-0.5, 1.0)"); EXPECT_EQUAL(Half3(0.75), "half3(0.75)"); EXPECT_EQUAL(Half3(Half2(0, 1), -2), "half3(0.0, 1.0, -2.0)"); EXPECT_EQUAL(Half3(0, 1, 2), "half3(0.0, 1.0, 2.0)"); EXPECT_EQUAL(Half4(0), "half4(0.0)"); EXPECT_EQUAL(Half4(Half2(0, 1), Half2(2, 3)), "half4(0.0, 1.0, 2.0, 3.0)"); EXPECT_EQUAL(Half4(0, 1, Half2(2, 3)), "half4(0.0, 1.0, 2.0, 3.0)"); EXPECT_EQUAL(Half4(0, 1, 2, 3), "half4(0.0, 1.0, 2.0, 3.0)"); { ExpectError error(r, "error: floating point value is infinite\n"); Half(std::numeric_limits::infinity()).release(); } { ExpectError error(r, "error: floating point value is NaN\n"); Half(std::numeric_limits::quiet_NaN()).release(); } { ExpectError error(r, "error: invalid arguments to 'half2' constructor (expected 2 scalars," " but found 4)\n"); Half2(Half4(1)).release(); } { ExpectError error(r, "error: invalid arguments to 'half4' constructor (expected 4 scalars," " but found 3)\n"); Half4(Half3(1)).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLInt, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); EXPECT_EQUAL(Int(std::numeric_limits::max()), "2147483647"); EXPECT_EQUAL(Int2(std::numeric_limits::min()), "int2(-2147483648)"); EXPECT_EQUAL(Int2(0, 1), "int2(0, 1)"); EXPECT_EQUAL(Int3(0), "int3(0)"); EXPECT_EQUAL(Int3(Int2(0, 1), -2), "int3(0, 1, -2)"); EXPECT_EQUAL(Int3(0, 1, 2), "int3(0, 1, 2)"); EXPECT_EQUAL(Int4(0), "int4(0)"); EXPECT_EQUAL(Int4(Int2(0, 1), Int2(2, 3)), "int4(0, 1, 2, 3)"); EXPECT_EQUAL(Int4(0, 1, Int2(2, 3)), "int4(0, 1, 2, 3)"); EXPECT_EQUAL(Int4(0, 1, 2, 3), "int4(0, 1, 2, 3)"); { ExpectError error(r, "error: invalid arguments to 'int2' constructor (expected 2 scalars," " but found 4)\n"); Int2(Int4(1)).release(); } { ExpectError error(r, "error: invalid arguments to 'int4' constructor (expected 4 scalars," " but found 3)\n"); Int4(Int3(1)).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLShort, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); EXPECT_EQUAL(Short(std::numeric_limits::max()), "32767"); EXPECT_EQUAL(Short2(std::numeric_limits::min()), "short2(-32768)"); EXPECT_EQUAL(Short2(0, 1), "short2(0, 1)"); EXPECT_EQUAL(Short3(0), "short3(0)"); EXPECT_EQUAL(Short3(Short2(0, 1), -2), "short3(0, 1, -2)"); EXPECT_EQUAL(Short3(0, 1, 2), "short3(0, 1, 2)"); EXPECT_EQUAL(Short4(0), "short4(0)"); EXPECT_EQUAL(Short4(Short2(0, 1), Short2(2, 3)), "short4(0, 1, 2, 3)"); EXPECT_EQUAL(Short4(0, 1, Short2(2, 3)), "short4(0, 1, 2, 3)"); EXPECT_EQUAL(Short4(0, 1, 2, 3), "short4(0, 1, 2, 3)"); { ExpectError error(r, "error: invalid arguments to 'short2' constructor (expected 2 scalars," " but found 4)\n"); Short2(Short4(1)).release(); } { ExpectError error(r, "error: invalid arguments to 'short4' constructor (expected 4 scalars," " but found 3)\n"); Short4(Short3(1)).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLBool, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); EXPECT_EQUAL(Bool2(false), "bool2(false)"); EXPECT_EQUAL(Bool2(false, true), "bool2(false, true)"); EXPECT_EQUAL(Bool3(false), "bool3(false)"); EXPECT_EQUAL(Bool3(Bool2(false, true), false), "bool3(false, true, false)"); EXPECT_EQUAL(Bool3(false, true, false), "bool3(false, true, false)"); EXPECT_EQUAL(Bool4(false), "bool4(false)"); EXPECT_EQUAL(Bool4(Bool2(false, true), Bool2(false, true)), "bool4(false, true, false, true)"); EXPECT_EQUAL(Bool4(false, true, Bool2(false, true)), "bool4(false, true, false, true)"); EXPECT_EQUAL(Bool4(false, true, false, true), "bool4(false, true, false, true)"); { ExpectError error(r, "error: invalid arguments to 'bool2' constructor (expected 2 scalars," " but found 4)\n"); Bool2(Bool4(true)).release(); } { ExpectError error(r, "error: invalid arguments to 'bool4' constructor (expected 4 scalars," " but found 3)\n"); Bool4(Bool3(true)).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLMatrices, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var f22(kFloat2x2_Type, "f22"); EXPECT_EQUAL(f22 = Float2x2(1), "(f22 = float2x2(1.0))"); Var f32(kFloat3x2_Type, "f32"); EXPECT_EQUAL(f32 = Float3x2(1, 2, 3, 4, 5, 6), "(f32 = float3x2(1.0, 2.0, 3.0, 4.0, 5.0, 6.0))"); Var f42(kFloat4x2_Type, "f42"); EXPECT_EQUAL(f42 = Float4x2(Float4(1, 2, 3, 4), 5, 6, 7, 8), "(f42 = float4x2(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0))"); Var f23(kFloat2x3_Type, "f23"); EXPECT_EQUAL(f23 = Float2x3(1, Float2(2, 3), 4, Float2(5, 6)), "(f23 = float2x3(1.0, 2.0, 3.0, 4.0, 5.0, 6.0))"); Var f33(kFloat3x3_Type, "f33"); EXPECT_EQUAL(f33 = Float3x3(Float3(1, 2, 3), 4, Float2(5, 6), 7, 8, 9), "(f33 = float3x3(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0))"); Var f43(kFloat4x3_Type, "f43"); EXPECT_EQUAL(f43 = Float4x3(Float4(1, 2, 3, 4), Float4(5, 6, 7, 8), Float4(9, 10, 11, 12)), "(f43 = float4x3(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.0, 12.0))"); Var f24(kFloat2x4_Type, "f24"); EXPECT_EQUAL(f24 = Float2x4(1, 2, 3, 4, 5, 6, 7, 8), "(f24 = float2x4(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0))"); Var f34(kFloat3x4_Type, "f34"); EXPECT_EQUAL(f34 = Float3x4(1, 2, 3, 4, 5, 6, 7, 8, 9, Float3(10, 11, 12)), "(f34 = float3x4(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.0, 12.0))"); Var f44(kFloat4x4_Type, "f44"); EXPECT_EQUAL(f44 = Float4x4(1), "(f44 = float4x4(1.0))"); Var h22(kHalf2x2_Type, "h22"); EXPECT_EQUAL(h22 = Half2x2(1), "(h22 = half2x2(1.0))"); Var h32(kHalf3x2_Type, "h32"); EXPECT_EQUAL(h32 = Half3x2(1, 2, 3, 4, 5, 6), "(h32 = half3x2(1.0, 2.0, 3.0, 4.0, 5.0, 6.0))"); Var h42(kHalf4x2_Type, "h42"); EXPECT_EQUAL(h42 = Half4x2(Half4(1, 2, 3, 4), 5, 6, 7, 8), "(h42 = half4x2(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0))"); Var h23(kHalf2x3_Type, "h23"); EXPECT_EQUAL(h23 = Half2x3(1, Half2(2, 3), 4, Half2(5, 6)), "(h23 = half2x3(1.0, 2.0, 3.0, 4.0, 5.0, 6.0))"); Var h33(kHalf3x3_Type, "h33"); EXPECT_EQUAL(h33 = Half3x3(Half3(1, 2, 3), 4, Half2(5, 6), 7, 8, 9), "(h33 = half3x3(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0))"); Var h43(kHalf4x3_Type, "h43"); EXPECT_EQUAL(h43 = Half4x3(Half4(1, 2, 3, 4), Half4(5, 6, 7, 8), Half4(9, 10, 11, 12)), "(h43 = half4x3(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.0, 12.0))"); Var h24(kHalf2x4_Type, "h24"); EXPECT_EQUAL(h24 = Half2x4(1, 2, 3, 4, 5, 6, 7, 8), "(h24 = half2x4(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0))"); Var h34(kHalf3x4_Type, "h34"); EXPECT_EQUAL(h34 = Half3x4(1, 2, 3, 4, 5, 6, 7, 8, 9, Half3(10, 11, 12)), "(h34 = half3x4(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.0, 12.0))"); Var h44(kHalf4x4_Type, "h44"); EXPECT_EQUAL(h44 = Half4x4(1), "(h44 = half4x4(1.0))"); EXPECT_EQUAL(f22 * 2, "(f22 * 2.0)"); EXPECT_EQUAL(f22 == Float2x2(1), "(f22 == float2x2(1.0))"); EXPECT_EQUAL(h42[0][1], "h42[0].y"); EXPECT_EQUAL(f43 * Float4(0), "(f43 * float4(0.0))"); EXPECT_EQUAL(h23 * 2, "(h23 * 2.0)"); EXPECT_EQUAL(Inverse(f44), "inverse(f44)"); { ExpectError error(r, "error: invalid arguments to 'float3x3' constructor (expected 9 " "scalars, but found 2)\n"); DSLExpression(Float3x3(Float2(1))).release(); } { ExpectError error(r, "error: invalid arguments to 'half2x2' constructor (expected 4 " "scalars, but found 5)\n"); DSLExpression(Half2x2(1, 2, 3, 4, 5)).release(); } { ExpectError error(r, "error: type mismatch: '*' cannot operate on 'float4x3', 'float3'\n"); DSLExpression(f43 * Float3(1)).release(); } { ExpectError error(r, "error: type mismatch: '=' cannot operate on 'float4x3', " "'float3x3'\n"); DSLExpression(f43 = f33).release(); } { ExpectError error(r, "error: type mismatch: '=' cannot operate on 'half2x2', " "'float2x2'\n"); DSLExpression(h22 = f22).release(); } { ExpectError error(r, "error: no match for inverse(float4x3)\n"); DSLExpression(Inverse(f43)).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLPlus, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kFloat_Type, "a"), b(kFloat_Type, "b"); EXPECT_EQUAL(a + b, "(a + b)"); EXPECT_EQUAL(a + 1, "(a + 1.0)"); EXPECT_EQUAL(0.5 + a + -99, "((0.5 + a) + -99.0)"); EXPECT_EQUAL(a += b + 1, "(a += (b + 1.0))"); EXPECT_EQUAL(+a, "a"); EXPECT_EQUAL(+(a + b), "(a + b)"); { ExpectError error(r, "error: type mismatch: '+' cannot operate on 'bool2', 'float'\n"); DSLExpression((Bool2(true) + a)).release(); } { ExpectError error(r, "error: type mismatch: '+=' cannot operate on 'float', 'bool2'\n"); DSLExpression((a += Bool2(true))).release(); } { ExpectError error(r, "error: cannot assign to this expression\n"); DSLExpression((1.0 += a)).release(); } { ExpectError error(r, "error: '+' cannot operate on 'bool'\n"); Var c(kBool_Type); DSLExpression(+c); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLMinus, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kInt_Type, "a"), b(kInt_Type, "b"); EXPECT_EQUAL(a - b, "(a - b)"); EXPECT_EQUAL(a - 1, "(a - 1)"); EXPECT_EQUAL(2 - a - b, "((2 - a) - b)"); EXPECT_EQUAL(a -= b + 1, "(a -= (b + 1))"); EXPECT_EQUAL(-a, "-a"); EXPECT_EQUAL(-(a - b), "-(a - b)"); { ExpectError error(r, "error: type mismatch: '-' cannot operate on 'bool2', 'int'\n"); DSLExpression(Bool2(true) - a).release(); } { ExpectError error(r, "error: type mismatch: '-=' cannot operate on 'int', 'bool2'\n"); DSLExpression(a -= Bool2(true)).release(); } { ExpectError error(r, "error: cannot assign to this expression\n"); DSLExpression(1.0 -= a).release(); } { ExpectError error(r, "error: '-' cannot operate on 'bool'\n"); Var c(kBool_Type); DSLExpression(-c); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLMultiply, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kFloat_Type, "a"), b(kFloat_Type, "b"); EXPECT_EQUAL(a * b, "(a * b)"); EXPECT_EQUAL(a * 2, "(a * 2.0)"); EXPECT_EQUAL(0.5 * a * -99, "((0.5 * a) * -99.0)"); EXPECT_EQUAL(a *= b + 1, "(a *= (b + 1.0))"); { ExpectError error(r, "error: type mismatch: '*' cannot operate on 'bool2', 'float'\n"); DSLExpression(Bool2(true) * a).release(); } { ExpectError error(r, "error: type mismatch: '*=' cannot operate on 'float', 'bool2'\n"); DSLExpression(a *= Bool2(true)).release(); } { ExpectError error(r, "error: cannot assign to this expression\n"); DSLExpression(1.0 *= a).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLDivide, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kFloat_Type, "a"), b(kFloat_Type, "b"); EXPECT_EQUAL(a / b, "(a / b)"); EXPECT_EQUAL(a / 2, "(a / 2.0)"); EXPECT_EQUAL(0.5 / a / -99, "((0.5 / a) / -99.0)"); EXPECT_EQUAL(b / (a - 1), "(b / (a - 1.0))"); EXPECT_EQUAL(a /= b + 1, "(a /= (b + 1.0))"); { ExpectError error(r, "error: type mismatch: '/' cannot operate on 'bool2', 'float'\n"); DSLExpression(Bool2(true) / a).release(); } { ExpectError error(r, "error: type mismatch: '/=' cannot operate on 'float', 'bool2'\n"); DSLExpression(a /= Bool2(true)).release(); } { ExpectError error(r, "error: cannot assign to this expression\n"); DSLExpression(1.0 /= a).release(); } { ExpectError error(r, "error: division by zero\n"); DSLExpression(a /= 0).release(); } { Var c(kFloat2_Type, "c"); ExpectError error(r, "error: division by zero\n"); DSLExpression(c /= Float2(Float(0), 1)).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLMod, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kInt_Type, "a"), b(kInt_Type, "b"); Expression e1 = a % b; EXPECT_EQUAL(e1, "(a % b)"); Expression e2 = a % 2; EXPECT_EQUAL(e2, "(a % 2)"); Expression e3 = 10 % a % -99; EXPECT_EQUAL(e3, "((10 % a) % -99)"); Expression e4 = a %= b + 1; EXPECT_EQUAL(e4, "(a %= (b + 1))"); { ExpectError error(r, "error: type mismatch: '%' cannot operate on 'bool2', 'int'\n"); DSLExpression(Bool2(true) % a).release(); } { ExpectError error(r, "error: type mismatch: '%=' cannot operate on 'int', 'bool2'\n"); DSLExpression(a %= Bool2(true)).release(); } { ExpectError error(r, "error: cannot assign to this expression\n"); DSLExpression(1 %= a).release(); } { ExpectError error(r, "error: division by zero\n"); DSLExpression(a %= 0).release(); } { Var c(kInt2_Type, "c"); ExpectError error(r, "error: division by zero\n"); DSLExpression(c %= Int2(Int(0), 1)).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLShl, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kInt_Type, "a"), b(kInt_Type, "b"); Expression e1 = a << b; EXPECT_EQUAL(e1, "(a << b)"); Expression e2 = a << 1; EXPECT_EQUAL(e2, "(a << 1)"); Expression e3 = 1 << a << 2; EXPECT_EQUAL(e3, "((1 << a) << 2)"); Expression e4 = a <<= b + 1; EXPECT_EQUAL(e4, "(a <<= (b + 1))"); { ExpectError error(r, "error: type mismatch: '<<' cannot operate on 'bool2', 'int'\n"); DSLExpression(Bool2(true) << a).release(); } { ExpectError error(r, "error: type mismatch: '<<=' cannot operate on 'int', 'bool2'\n"); DSLExpression(a <<= Bool2(true)).release(); } { ExpectError error(r, "error: cannot assign to this expression\n"); DSLExpression(1 <<= a).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLShr, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kInt_Type, "a"), b(kInt_Type, "b"); Expression e1 = a >> b; EXPECT_EQUAL(e1, "(a >> b)"); Expression e2 = a >> 1; EXPECT_EQUAL(e2, "(a >> 1)"); Expression e3 = 1 >> a >> 2; EXPECT_EQUAL(e3, "((1 >> a) >> 2)"); Expression e4 = a >>= b + 1; EXPECT_EQUAL(e4, "(a >>= (b + 1))"); { ExpectError error(r, "error: type mismatch: '>>' cannot operate on 'bool2', 'int'\n"); DSLExpression(Bool2(true) >> a).release(); } { ExpectError error(r, "error: type mismatch: '>>=' cannot operate on 'int', 'bool2'\n"); DSLExpression(a >>= Bool2(true)).release(); } { ExpectError error(r, "error: cannot assign to this expression\n"); DSLExpression(1 >>= a).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLBitwiseAnd, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kInt_Type, "a"), b(kInt_Type, "b"); Expression e1 = a & b; EXPECT_EQUAL(e1, "(a & b)"); Expression e2 = a & 1; EXPECT_EQUAL(e2, "(a & 1)"); Expression e3 = 1 & a & 2; EXPECT_EQUAL(e3, "((1 & a) & 2)"); Expression e4 = a &= b + 1; EXPECT_EQUAL(e4, "(a &= (b + 1))"); { ExpectError error(r, "error: type mismatch: '&' cannot operate on 'bool2', 'int'\n"); DSLExpression(Bool2(true) & a).release(); } { ExpectError error(r, "error: type mismatch: '&=' cannot operate on 'int', 'bool2'\n"); DSLExpression(a &= Bool2(true)).release(); } { ExpectError error(r, "error: cannot assign to this expression\n"); DSLExpression(1 &= a).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLBitwiseOr, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kInt_Type, "a"), b(kInt_Type, "b"); Expression e1 = a | b; EXPECT_EQUAL(e1, "(a | b)"); Expression e2 = a | 1; EXPECT_EQUAL(e2, "(a | 1)"); Expression e3 = 1 | a | 2; EXPECT_EQUAL(e3, "((1 | a) | 2)"); Expression e4 = a |= b + 1; EXPECT_EQUAL(e4, "(a |= (b + 1))"); { ExpectError error(r, "error: type mismatch: '|' cannot operate on 'bool2', 'int'\n"); DSLExpression(Bool2(true) | a).release(); } { ExpectError error(r, "error: type mismatch: '|=' cannot operate on 'int', 'bool2'\n"); DSLExpression(a |= Bool2(true)).release(); } { ExpectError error(r, "error: cannot assign to this expression\n"); DSLExpression(1 |= a).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLBitwiseXor, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kInt_Type, "a"), b(kInt_Type, "b"); Expression e1 = a ^ b; EXPECT_EQUAL(e1, "(a ^ b)"); Expression e2 = a ^ 1; EXPECT_EQUAL(e2, "(a ^ 1)"); Expression e3 = 1 ^ a ^ 2; EXPECT_EQUAL(e3, "((1 ^ a) ^ 2)"); Expression e4 = a ^= b + 1; EXPECT_EQUAL(e4, "(a ^= (b + 1))"); { ExpectError error(r, "error: type mismatch: '^' cannot operate on 'bool2', 'int'\n"); DSLExpression(Bool2(true) ^ a).release(); } { ExpectError error(r, "error: type mismatch: '^=' cannot operate on 'int', 'bool2'\n"); DSLExpression(a ^= Bool2(true)).release(); } { ExpectError error(r, "error: cannot assign to this expression\n"); DSLExpression(1 ^= a).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLLogicalAnd, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kBool_Type, "a"), b(kBool_Type, "b"); Expression e1 = a && b; EXPECT_EQUAL(e1, "(a && b)"); Expression e2 = a && true && b; EXPECT_EQUAL(e2, "(a && b)"); Expression e3 = a && false && b; EXPECT_EQUAL(e3, "false"); { ExpectError error(r, "error: type mismatch: '&&' cannot operate on 'bool', 'int'\n"); DSLExpression(a && 5).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLLogicalOr, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kBool_Type, "a"), b(kBool_Type, "b"); Expression e1 = a || b; EXPECT_EQUAL(e1, "(a || b)"); Expression e2 = a || true || b; EXPECT_EQUAL(e2, "true"); Expression e3 = a || false || b; EXPECT_EQUAL(e3, "(a || b)"); { ExpectError error(r, "error: type mismatch: '||' cannot operate on 'bool', 'int'\n"); DSLExpression(a || 5).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLComma, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kInt_Type, "a"), b(kInt_Type, "b"); Expression e1 = (a += b, b); EXPECT_EQUAL(e1, "((a += b) , b)"); Expression e2 = (a += b, b += b, Int2(a)); EXPECT_EQUAL(e2, "(((a += b) , (b += b)) , int2(a))"); } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLEqual, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kInt_Type, "a"), b(kInt_Type, "b"); Expression e1 = a == b; EXPECT_EQUAL(e1, "(a == b)"); Expression e2 = a == 5; EXPECT_EQUAL(e2, "(a == 5)"); { ExpectError error(r, "error: type mismatch: '==' cannot operate on 'int', 'bool2'\n"); DSLExpression(a == Bool2(true)).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLNotEqual, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kInt_Type, "a"), b(kInt_Type, "b"); Expression e1 = a != b; EXPECT_EQUAL(e1, "(a != b)"); Expression e2 = a != 5; EXPECT_EQUAL(e2, "(a != 5)"); { ExpectError error(r, "error: type mismatch: '!=' cannot operate on 'int', 'bool2'\n"); DSLExpression(a != Bool2(true)).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLGreaterThan, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kInt_Type, "a"), b(kInt_Type, "b"); Expression e1 = a > b; EXPECT_EQUAL(e1, "(a > b)"); Expression e2 = a > 5; EXPECT_EQUAL(e2, "(a > 5)"); { ExpectError error(r, "error: type mismatch: '>' cannot operate on 'int', 'bool2'\n"); DSLExpression(a > Bool2(true)).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLGreaterThanOrEqual, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kInt_Type, "a"), b(kInt_Type, "b"); Expression e1 = a >= b; EXPECT_EQUAL(e1, "(a >= b)"); Expression e2 = a >= 5; EXPECT_EQUAL(e2, "(a >= 5)"); { ExpectError error(r, "error: type mismatch: '>=' cannot operate on 'int', 'bool2'\n"); DSLExpression(a >= Bool2(true)).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLLessThan, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kInt_Type, "a"), b(kInt_Type, "b"); Expression e1 = a < b; EXPECT_EQUAL(e1, "(a < b)"); Expression e2 = a < 5; EXPECT_EQUAL(e2, "(a < 5)"); { ExpectError error(r, "error: type mismatch: '<' cannot operate on 'int', 'bool2'\n"); DSLExpression(a < Bool2(true)).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLLessThanOrEqual, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kInt_Type, "a"), b(kInt_Type, "b"); Expression e1 = a <= b; EXPECT_EQUAL(e1, "(a <= b)"); Expression e2 = a <= 5; EXPECT_EQUAL(e2, "(a <= 5)"); { ExpectError error(r, "error: type mismatch: '<=' cannot operate on 'int', 'bool2'\n"); DSLExpression(a <= Bool2(true)).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLLogicalNot, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kInt_Type, "a"), b(kInt_Type, "b"); Expression e1 = !(a <= b); EXPECT_EQUAL(e1, "!(a <= b)"); { ExpectError error(r, "error: '!' cannot operate on 'int'\n"); DSLExpression(!a).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLBitwiseNot, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kInt_Type, "a"), b(kBool_Type, "b"); Expression e1 = ~a; EXPECT_EQUAL(e1, "~a"); { ExpectError error(r, "error: '~' cannot operate on 'bool'\n"); DSLExpression(~b).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLIncrement, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kInt_Type, "a"), b(kBool_Type, "b"); Expression e1 = ++a; EXPECT_EQUAL(e1, "++a"); Expression e2 = a++; EXPECT_EQUAL(e2, "a++"); { ExpectError error(r, "error: '++' cannot operate on 'bool'\n"); DSLExpression(++b).release(); } { ExpectError error(r, "error: '++' cannot operate on 'bool'\n"); DSLExpression(b++).release(); } { ExpectError error(r, "error: cannot assign to this expression\n"); DSLExpression(++(a + 1)).release(); } { ExpectError error(r, "error: cannot assign to this expression\n"); DSLExpression((a + 1)++).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLDecrement, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kInt_Type, "a"), b(kBool_Type, "b"); Expression e1 = --a; EXPECT_EQUAL(e1, "--a"); Expression e2 = a--; EXPECT_EQUAL(e2, "a--"); { ExpectError error(r, "error: '--' cannot operate on 'bool'\n"); DSLExpression(--b).release(); } { ExpectError error(r, "error: '--' cannot operate on 'bool'\n"); DSLExpression(b--).release(); } { ExpectError error(r, "error: cannot assign to this expression\n"); DSLExpression(--(a + 1)).release(); } { ExpectError error(r, "error: cannot assign to this expression\n"); DSLExpression((a + 1)--).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLBlock, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu(), /*markVarsDeclared=*/false); Statement x = Block(); EXPECT_EQUAL(x, "{ }"); Var a(kInt_Type, "a", 1), b(kInt_Type, "b", 2); Statement y = Block(Declare(a), Declare(b), a = b); EXPECT_EQUAL(y, "{ int a = 1; int b = 2; (a = b); }"); Statement z = (If(a > 0, --a), ++b); EXPECT_EQUAL(z, "if ((a > 0)) --a; ++b;"); } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLBreak, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu(), /*markVarsDeclared=*/false); Var i(kInt_Type, "i", 0); DSLFunction(kVoid_Type, "success").define( For(Declare(i), i < 10, ++i, Block( If(i > 5, Break()) )) ); REPORTER_ASSERT(r, DSLWriter::ProgramElements().size() == 1); EXPECT_EQUAL(*DSLWriter::ProgramElements()[0], "void success() { for (int i = 0; (i < 10); ++i) { if ((i > 5)) break; } }"); { ExpectError error(r, "error: break statement must be inside a loop or switch\n"); DSLFunction(kVoid_Type, "fail").define( Break() ); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLContinue, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu(), /*markVarsDeclared=*/false); Var i(kInt_Type, "i", 0); DSLFunction(kVoid_Type, "success").define( For(Declare(i), i < 10, ++i, Block( If(i < 5, Continue()) )) ); REPORTER_ASSERT(r, DSLWriter::ProgramElements().size() == 1); EXPECT_EQUAL(*DSLWriter::ProgramElements()[0], "void success() { for (int i = 0; (i < 10); ++i) { if ((i < 5)) continue; } }"); { ExpectError error(r, "error: continue statement must be inside a loop\n"); DSLFunction(kVoid_Type, "fail").define( Continue() ); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLDeclare, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu(), /*markVarsDeclared=*/false); Var a(kHalf4_Type, "a"), b(kHalf4_Type, "b", Half4(1)); Statement x = Declare(a); EXPECT_EQUAL(x, "half4 a;"); Statement y = Declare(b); EXPECT_EQUAL(y, "half4 b = half4(1.0);"); { Var c(kHalf4_Type, "c", 1); ExpectError error(r, "error: expected 'half4', but found 'int'\n"); Declare(c).release(); } { Var d(kInt_Type, "d"); Declare(d).release(); ExpectError error(r, "error: variable has already been declared\n"); Declare(d).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLDiscard, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Statement x = If(Sqrt(1) > 0, Discard()); EXPECT_EQUAL(x, "if ((sqrt(1.0) > 0.0)) discard;"); } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLDo, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Statement x = Do(Block(), true); EXPECT_EQUAL(x, "do {} while (true);"); Var a(kFloat_Type, "a"), b(kFloat_Type, "b"); Statement y = Do(Block(a++, --b), a != b); EXPECT_EQUAL(y, "do { a++; --b; } while ((a != b));"); { ExpectError error(r, "error: expected 'bool', but found 'int'\n"); Do(Block(), 7).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLFor, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu(), /*markVarsDeclared=*/false); Statement x = For(Statement(), Expression(), Expression(), Block()); EXPECT_EQUAL(x, "for (;;) {}"); Var i(kInt_Type, "i", 0); Statement y = For(Declare(i), i < 10, ++i, i += 5); EXPECT_EQUAL(y, "for (int i = 0; (i < 10); ++i) (i += 5);"); { ExpectError error(r, "error: expected 'bool', but found 'int'\n"); For(i = 0, i + 10, ++i, i += 5).release(); } { ExpectError error(r, "error: invalid for loop initializer\n"); For(If(i == 0, i = 1), i < 10, ++i, i += 5).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLFunction, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu(), /*markVarsDeclared=*/false); Var coords(kHalf2_Type, "coords"); DSLFunction(kVoid_Type, "main", coords).define( sk_FragColor() = Half4(coords, 0, 1) ); REPORTER_ASSERT(r, DSLWriter::ProgramElements().size() == 1); EXPECT_EQUAL(*DSLWriter::ProgramElements()[0], "void main(half2 coords) { (sk_FragColor = half4(coords, 0.0, 1.0)); }"); { DSLWriter::Reset(); Var x(kFloat_Type, "x"); DSLFunction sqr(kFloat_Type, "sqr", x); sqr.define( Return(x * x) ); EXPECT_EQUAL(sqr(sk_FragCoord().x()), "sqr(sk_FragCoord.x)"); REPORTER_ASSERT(r, DSLWriter::ProgramElements().size() == 1); EXPECT_EQUAL(*DSLWriter::ProgramElements()[0], "float sqr(float x) { return (x * x); }"); } { DSLWriter::Reset(); Var x(kFloat2_Type, "x"); Var y(kFloat2_Type, "y"); DSLFunction dot(kFloat2_Type, "dot", x, y); dot.define( Return(x * x + y * y) ); EXPECT_EQUAL(dot(Float2(1.0f, 2.0f), Float2(3.0f, 4.0f)), "dot(float2(1.0, 2.0), float2(3.0, 4.0))"); REPORTER_ASSERT(r, DSLWriter::ProgramElements().size() == 1); EXPECT_EQUAL(*DSLWriter::ProgramElements()[0], "float2 dot(float2 x, float2 y) { return ((x * x) + (y * y)); }"); } { DSLWriter::Reset(); Var x(kFloat_Type, "x"); Var y(kFloat_Type, "y"); DSLFunction pair(kFloat2_Type, "pair", x, y); pair.define( Return(Float2(x, y)) ); Var varArg1(kFloat_Type, "varArg1"); Var varArg2(kFloat_Type, "varArg2"); DSLWriter::MarkDeclared(varArg1); DSLWriter::MarkDeclared(varArg2); EXPECT_EQUAL(pair(varArg1, varArg2), "pair(varArg1, varArg2)"); } { ExpectError error(r, "error: expected 'float', but found 'bool'\n"); DSLWriter::Reset(); DSLFunction(kFloat_Type, "broken").define( Return(true) ); } { ExpectError error(r, "error: expected function to return 'float'\n"); DSLWriter::Reset(); DSLFunction(kFloat_Type, "broken").define( Return() ); } { ExpectError error(r, "error: function 'broken' can exit without returning a value\n"); DSLWriter::Reset(); Var x(kFloat_Type, "x", 0); DSLFunction(kFloat_Type, "broken").define( Declare(x), If(x == 1, Return(x)) ); } { ExpectError error(r, "error: may not return a value from a void function\n"); DSLWriter::Reset(); DSLFunction(kVoid_Type, "broken").define( Return(0) ); } { ExpectError error(r, "error: function 'broken' can exit without returning a value\n"); DSLWriter::Reset(); DSLFunction(kFloat_Type, "broken").define( ); } { ExpectError error(r, "error: using an already-declared variable as a function parameter\n"); DSLWriter::Reset(); DSLVar p(kFloat_Type); Declare(p).release(); DSLFunction(kVoid_Type, "broken", p).define( ); } { ExpectError error(r, "error: variable has already been declared\n"); DSLWriter::Reset(); DSLVar p(kFloat_Type); DSLFunction(kVoid_Type, "broken", p).define( ); Declare(p).release(); } { ExpectError error(r, "error: variables used as function parameters cannot have initial " "values\n"); DSLWriter::Reset(); DSLVar p(kFloat_Type, 1); DSLFunction(kVoid_Type, "broken", p).define( ); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLIf, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kFloat_Type, "a"), b(kFloat_Type, "b"); Statement x = If(a > b, a -= b); EXPECT_EQUAL(x, "if ((a > b)) (a -= b);"); Statement y = If(a > b, a -= b, b -= a); EXPECT_EQUAL(y, "if ((a > b)) (a -= b); else (b -= a);"); { ExpectError error(r, "error: expected 'bool', but found 'float'\n"); If(a + b, a -= b).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLReturn, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Statement x = Return(); EXPECT_EQUAL(x, "return;"); Statement y = Return(true); EXPECT_EQUAL(y, "return true;"); } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLSelect, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kInt_Type, "a"); Expression x = Select(a > 0, 1, -1); EXPECT_EQUAL(x, "((a > 0) ? 1 : -1)"); { ExpectError error(r, "error: expected 'bool', but found 'int'\n"); DSLExpression x = Select(a, 1, -1); } { ExpectError error(r, "error: ternary operator result mismatch: 'float2', 'float3'\n"); DSLExpression x = Select(a > 0, Float2(1), Float3(1)); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLSwitch, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kFloat_Type, "a"), b(kInt_Type, "b"); Statement x = Switch(b, Case(0, a = 0, Break()), Case(1, a = 1, Continue()), Case(2, a = 2 /*Fallthrough*/), Default(Discard()) ); EXPECT_EQUAL(x, R"( switch (b) { case 0: (a = 0.0); break; case 1: (a = 1.0); continue; case 2: (a = 2.0); default: discard; } )"); EXPECT_EQUAL(Switch(b), "switch (b) {}"); EXPECT_EQUAL(Switch(b, Default(), Case(0), Case(1)), "switch (b) { default: case 0: case 1: }"); { ExpectError error(r, "error: duplicate case value '0'\n"); DSLStatement(Switch(0, Case(0), Case(0))).release(); } { ExpectError error(r, "error: duplicate default case\n"); DSLStatement(Switch(0, Default(a = 0), Default(a = 1))).release(); } { ExpectError error(r, "error: case value must be a constant integer\n"); Var b(kInt_Type); DSLStatement(Switch(0, Case(b))).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLSwizzle, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(kFloat4_Type, "a"); EXPECT_EQUAL(a.x(), "a.x"); EXPECT_EQUAL(a.y(), "a.y"); EXPECT_EQUAL(a.z(), "a.z"); EXPECT_EQUAL(a.w(), "a.w"); EXPECT_EQUAL(a.r(), "a.x"); EXPECT_EQUAL(a.g(), "a.y"); EXPECT_EQUAL(a.b(), "a.z"); EXPECT_EQUAL(a.a(), "a.w"); EXPECT_EQUAL(Swizzle(a, R), "a.x"); EXPECT_EQUAL(Swizzle(a, ZERO, G), "float2(0.0, a.y)"); EXPECT_EQUAL(Swizzle(a, B, G, G), "a.zyy"); EXPECT_EQUAL(Swizzle(a, R, G, B, ONE), "float4(a.xyz, 1.0)"); EXPECT_EQUAL(Swizzle(a, B, G, R, ONE).r(), "a.z"); } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLWhile, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Statement x = While(true, Block()); EXPECT_EQUAL(x, "for (; true;) {}"); Var a(kFloat_Type, "a"), b(kFloat_Type, "b"); Statement y = While(a != b, Block(a++, --b)); EXPECT_EQUAL(y, "for (; (a != b);) { a++; --b; }"); { ExpectError error(r, "error: expected 'bool', but found 'int'\n"); DSLStatement x = While(7, Block()); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLIndex, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); Var a(Array(kInt_Type, 5), "a"), b(kInt_Type, "b"); EXPECT_EQUAL(a[0], "a[0]"); EXPECT_EQUAL(a[b], "a[b]"); { ExpectError error(r, "error: expected 'int', but found 'bool'\n"); DSLExpression x = a[true]; } { ExpectError error(r, "error: expected array, but found 'int'\n"); DSLExpression x = b[0]; } { ExpectError error(r, "error: index -1 out of range for 'int[5]'\n"); DSLExpression x = a[-1]; } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLBuiltins, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu()); // There is a Fract type on Mac which can conflict with our Fract builtin using SkSL::dsl::Fract; Var a(kHalf4_Type, "a"), b(kHalf4_Type, "b"), c(kHalf4_Type, "c"); Var h3(kHalf3_Type, "h3"); Var b4(kBool4_Type, "b4"); EXPECT_EQUAL(Abs(a), "abs(a)"); EXPECT_EQUAL(All(b4), "all(b4)"); EXPECT_EQUAL(Any(b4), "any(b4)"); EXPECT_EQUAL(Ceil(a), "ceil(a)"); EXPECT_EQUAL(Clamp(a, 0, 1), "clamp(a, 0.0, 1.0)"); EXPECT_EQUAL(Cos(a), "cos(a)"); EXPECT_EQUAL(Cross(h3, h3), "cross(h3, h3)"); EXPECT_EQUAL(Degrees(a), "degrees(a)"); EXPECT_EQUAL(Distance(a, b), "distance(a, b)"); EXPECT_EQUAL(Dot(a, b), "dot(a, b)"); EXPECT_EQUAL(Equal(a, b), "equal(a, b)"); EXPECT_EQUAL(Exp(a), "exp(a)"); EXPECT_EQUAL(Exp2(a), "exp2(a)"); EXPECT_EQUAL(Faceforward(a, b, c), "faceforward(a, b, c)"); EXPECT_EQUAL(Floor(a), "floor(a)"); EXPECT_EQUAL(Fract(a), "fract(a)"); EXPECT_EQUAL(GreaterThan(a, b), "greaterThan(a, b)"); EXPECT_EQUAL(GreaterThanEqual(a, b), "greaterThanEqual(a, b)"); EXPECT_EQUAL(Inversesqrt(a), "inversesqrt(a)"); EXPECT_EQUAL(LessThan(a, b), "lessThan(a, b)"); EXPECT_EQUAL(LessThanEqual(a, b), "lessThanEqual(a, b)"); EXPECT_EQUAL(Length(a), "length(a)"); EXPECT_EQUAL(Log(a), "log(a)"); EXPECT_EQUAL(Log2(a), "log2(a)"); EXPECT_EQUAL(Max(a, b), "max(a, b)"); EXPECT_EQUAL(Min(a, b), "min(a, b)"); EXPECT_EQUAL(Mix(a, b, c), "mix(a, b, c)"); EXPECT_EQUAL(Mod(a, b), "mod(a, b)"); EXPECT_EQUAL(Normalize(a), "normalize(a)"); EXPECT_EQUAL(NotEqual(a, b), "notEqual(a, b)"); EXPECT_EQUAL(Pow(a, b), "pow(a, b)"); EXPECT_EQUAL(Radians(a), "radians(a)"); EXPECT_EQUAL(Reflect(a, b), "reflect(a, b)"); EXPECT_EQUAL(Refract(a, b, 1), "refract(a, b, 1.0)"); EXPECT_EQUAL(Saturate(a), "saturate(a)"); EXPECT_EQUAL(Sign(a), "sign(a)"); EXPECT_EQUAL(Sin(a), "sin(a)"); EXPECT_EQUAL(Smoothstep(a, b, c), "smoothstep(a, b, c)"); EXPECT_EQUAL(Sqrt(a), "sqrt(a)"); EXPECT_EQUAL(Step(a, b), "step(a, b)"); EXPECT_EQUAL(Tan(a), "tan(a)"); EXPECT_EQUAL(Unpremul(a), "unpremul(a)"); // these calls all go through the normal channels, so it ought to be sufficient to prove that // one of them reports errors correctly { ExpectError error(r, "error: no match for ceil(bool)\n"); Ceil(a == b).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLModifiers, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu(), /*markVarsDeclared=*/false); Var v1(kConst_Modifier, kInt_Type, "v1", 0); Statement d1 = Declare(v1); EXPECT_EQUAL(d1, "const int v1 = 0;"); // Most modifiers require an appropriate context to be legal. We can't yet give them that // context, so we can't as yet Declare() variables with these modifiers. // TODO: better tests when able Var v2(kIn_Modifier, kInt_Type, "v2"); REPORTER_ASSERT(r, DSLWriter::Var(v2).modifiers().fFlags == SkSL::Modifiers::kIn_Flag); DSLWriter::MarkDeclared(v2); Var v3(kOut_Modifier, kInt_Type, "v3"); REPORTER_ASSERT(r, DSLWriter::Var(v3).modifiers().fFlags == SkSL::Modifiers::kOut_Flag); DSLWriter::MarkDeclared(v3); Var v4(kFlat_Modifier, kInt_Type, "v4"); REPORTER_ASSERT(r, DSLWriter::Var(v4).modifiers().fFlags == SkSL::Modifiers::kFlat_Flag); DSLWriter::MarkDeclared(v4); Var v5(kNoPerspective_Modifier, kInt_Type, "v5"); REPORTER_ASSERT(r, DSLWriter::Var(v5).modifiers().fFlags == SkSL::Modifiers::kNoPerspective_Flag); DSLWriter::MarkDeclared(v5); Var v6(kIn_Modifier | kOut_Modifier, kInt_Type, "v6"); REPORTER_ASSERT(r, DSLWriter::Var(v6).modifiers().fFlags == (SkSL::Modifiers::kIn_Flag | SkSL::Modifiers::kOut_Flag)); DSLWriter::MarkDeclared(v6); Var v7(kInOut_Modifier, kInt_Type, "v7"); REPORTER_ASSERT(r, DSLWriter::Var(v7).modifiers().fFlags == (SkSL::Modifiers::kIn_Flag | SkSL::Modifiers::kOut_Flag)); DSLWriter::MarkDeclared(v7); Var v8(kUniform_Modifier, kInt_Type, "v8"); REPORTER_ASSERT(r, DSLWriter::Var(v8).modifiers().fFlags == SkSL::Modifiers::kUniform_Flag); // Uniforms do not need to be explicitly declared } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLSampleFragmentProcessor, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu(), /*markVarsDeclared=*/true, SkSL::ProgramKind::kFragmentProcessor); DSLVar child(kUniform_Modifier, kFragmentProcessor_Type, "child"); EXPECT_EQUAL(Sample(child), "sample(child)"); EXPECT_EQUAL(Sample(child, Float2(0, 0)), "sample(child, float2(0.0, 0.0))"); EXPECT_EQUAL(Sample(child, Float3x3(1.0)), "sample(child, float3x3(1.0))"); EXPECT_EQUAL(Sample(child, Half4(1)), "sample(child, half4(1.0))"); EXPECT_EQUAL(Sample(child, Float2(0), Half4(1)), "sample(child, float2(0.0), half4(1.0))"); EXPECT_EQUAL(Sample(child, Float3x3(1.0), Half4(1)), "sample(child, float3x3(1.0), half4(1.0))"); { ExpectError error(r, "error: no match for sample(fragmentProcessor, bool)\n"); Sample(child, true).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLSampleShader, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu(), /*markVarsDeclared=*/true, SkSL::ProgramKind::kRuntimeEffect); DSLVar shader(kUniform_Modifier, kShader_Type, "shader"); EXPECT_EQUAL(Sample(shader), "sample(shader)"); EXPECT_EQUAL(Sample(shader, Float2(0, 0)), "sample(shader, float2(0.0, 0.0))"); EXPECT_EQUAL(Sample(shader, Float3x3(1)), "sample(shader, float3x3(1.0))"); { ExpectError error(r, "error: no match for sample(shader, half4)\n"); Sample(shader, Half4(1)).release(); } } DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLStruct, r, ctxInfo) { AutoDSLContext context(ctxInfo.directContext()->priv().getGpu(), /*markVarsDeclared=*/false); DSLType simpleStruct = Struct("SimpleStruct", Field(kFloat_Type, "x"), Field(kBool_Type, "b"), Field(Array(kFloat_Type, 3), "a") ); DSLVar result(simpleStruct, "result"); DSLFunction(simpleStruct, "returnStruct").define( Declare(result), result.field("x") = 123, result.field("b") = result.field("x") > 0, result.field("a")[0] = result.field("x"), Return(result) ); REPORTER_ASSERT(r, DSLWriter::ProgramElements().size() == 2); EXPECT_EQUAL(*DSLWriter::ProgramElements()[0], "struct SimpleStruct { float x; bool b; float[3] a; };"); EXPECT_EQUAL(*DSLWriter::ProgramElements()[1], "SimpleStruct returnStruct() { SimpleStruct result; (result.x = 123.0);" "(result.b = (result.x > 0.0)); (result.a[0] = result.x); return result; }"); Struct("NestedStruct", Field(kInt_Type, "x"), Field(simpleStruct, "simple") ); REPORTER_ASSERT(r, DSLWriter::ProgramElements().size() == 3); EXPECT_EQUAL(*DSLWriter::ProgramElements()[2], "struct NestedStruct { int x; SimpleStruct simple; };"); }