| /* |
| * Copyright 2019 Google LLC |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include "include/core/SkPoint3.h" |
| #include "src/sksl/SkSLByteCode.h" |
| #include "src/sksl/SkSLCompiler.h" |
| #include "src/sksl/SkSLExternalValue.h" |
| #include "src/utils/SkJSON.h" |
| |
| #include "tests/Test.h" |
| |
| static bool nearly_equal(const float a[], const float b[], int count) { |
| for (int i = 0; i < count; ++i) { |
| if (!SkScalarNearlyEqual(a[i], b[i])) { |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| void test(skiatest::Reporter* r, const char* src, float* in, int expectedCount, float* expected, |
| bool exactCompare = true) { |
| SkSL::Compiler compiler; |
| SkSL::Program::Settings settings; |
| std::unique_ptr<SkSL::Program> program = compiler.convertProgram( |
| SkSL::Program::kGeneric_Kind, |
| SkSL::String(src), settings); |
| REPORTER_ASSERT(r, program); |
| if (program) { |
| std::unique_ptr<SkSL::ByteCode> byteCode = compiler.toByteCode(*program); |
| program.reset(); |
| REPORTER_ASSERT(r, !compiler.errorCount()); |
| if (compiler.errorCount() > 0) { |
| printf("%s\n%s", src, compiler.errorText().c_str()); |
| return; |
| } |
| const SkSL::ByteCodeFunction* main = byteCode->getFunction("main"); |
| std::unique_ptr<float[]> out = std::unique_ptr<float[]>(new float[expectedCount]); |
| SkAssertResult(byteCode->run(main, in, out.get(), 1, nullptr, 0)); |
| bool valid = exactCompare ? !memcmp(out.get(), expected, sizeof(float) * expectedCount) |
| : nearly_equal(out.get(), expected, expectedCount); |
| if (!valid) { |
| printf("for program: %s\n", src); |
| printf(" expected ("); |
| const char* separator = ""; |
| for (int i = 0; i < expectedCount; ++i) { |
| printf("%s%f", separator, expected[i]); |
| separator = ", "; |
| } |
| printf("), but received ("); |
| separator = ""; |
| for (int i = 0; i < expectedCount; ++i) { |
| printf("%s%f", separator, out.get()[i]); |
| separator = ", "; |
| } |
| printf(")\n"); |
| main->disassemble(); |
| } |
| REPORTER_ASSERT(r, valid); |
| } else { |
| printf("%s\n%s", src, compiler.errorText().c_str()); |
| } |
| } |
| |
| void vec_test(skiatest::Reporter* r, const char* src) { |
| // Test on four different vectors (with varying orderings to get divergent control flow) |
| const float input[16] = { 1, 2, 3, 4, |
| 4, 3, 2, 1, |
| 7, 5, 8, 6, |
| 6, 8, 5, 7 }; |
| |
| SkSL::Compiler compiler; |
| std::unique_ptr<SkSL::Program> program = compiler.convertProgram( |
| SkSL::Program::kGeneric_Kind, SkSL::String(src), SkSL::Program::Settings()); |
| if (!program) { |
| REPORT_FAILURE(r, "!program", SkString(compiler.errorText().c_str())); |
| return; |
| } |
| |
| std::unique_ptr<SkSL::ByteCode> byteCode = compiler.toByteCode(*program); |
| if (compiler.errorCount() > 0) { |
| REPORT_FAILURE(r, "!toByteCode", SkString(compiler.errorText().c_str())); |
| return; |
| } |
| |
| const SkSL::ByteCodeFunction* main = byteCode->getFunction("main"); |
| |
| float out_s[16], out_v[16]; |
| memcpy(out_s, input, sizeof(out_s)); |
| memcpy(out_v, input, sizeof(out_v)); |
| |
| // First run in scalar mode to determine the expected output |
| for (int i = 0; i < 4; ++i) { |
| SkAssertResult(byteCode->run(main, out_s + i * 4, nullptr, 1, nullptr, 0)); |
| } |
| |
| // Now run in parallel and compare results |
| SkAssertResult(byteCode->run(main, out_v, nullptr, 4, nullptr, 0)); |
| if (memcmp(out_s, out_v, sizeof(out_s)) != 0) { |
| printf("for program: %s\n", src); |
| for (int i = 0; i < 4; ++i) { |
| printf("(%g %g %g %g) -> (%g %g %g %g), expected (%g %g %g %g)\n", |
| input[4*i + 0], input[4*i + 1], input[4*i + 2], input[4*i + 3], |
| out_v[4*i + 0], out_v[4*i + 1], out_v[4*i + 2], out_v[4*i + 3], |
| out_s[4*i + 0], out_s[4*i + 1], out_s[4*i + 2], out_s[4*i + 3]); |
| } |
| main->disassemble(); |
| REPORT_FAILURE(r, "VecInterpreter mismatch", SkString()); |
| } |
| } |
| |
| void test(skiatest::Reporter* r, const char* src, float inR, float inG, float inB, float inA, |
| float expectedR, float expectedG, float expectedB, float expectedA) { |
| SkSL::Compiler compiler; |
| SkSL::Program::Settings settings; |
| std::unique_ptr<SkSL::Program> program = compiler.convertProgram( |
| SkSL::Program::kGeneric_Kind, |
| SkSL::String(src), settings); |
| REPORTER_ASSERT(r, program); |
| if (program) { |
| std::unique_ptr<SkSL::ByteCode> byteCode = compiler.toByteCode(*program); |
| program.reset(); |
| REPORTER_ASSERT(r, !compiler.errorCount()); |
| if (compiler.errorCount() > 0) { |
| printf("%s\n%s", src, compiler.errorText().c_str()); |
| return; |
| } |
| const SkSL::ByteCodeFunction* main = byteCode->getFunction("main"); |
| float inoutColor[4] = { inR, inG, inB, inA }; |
| SkAssertResult(byteCode->run(main, inoutColor, nullptr, 1, nullptr, 0)); |
| if (inoutColor[0] != expectedR || inoutColor[1] != expectedG || |
| inoutColor[2] != expectedB || inoutColor[3] != expectedA) { |
| printf("for program: %s\n", src); |
| printf(" expected (%f, %f, %f, %f), but received (%f, %f, %f, %f)\n", expectedR, |
| expectedG, expectedB, expectedA, inoutColor[0], inoutColor[1], inoutColor[2], |
| inoutColor[3]); |
| main->disassemble(); |
| } |
| REPORTER_ASSERT(r, inoutColor[0] == expectedR); |
| REPORTER_ASSERT(r, inoutColor[1] == expectedG); |
| REPORTER_ASSERT(r, inoutColor[2] == expectedB); |
| REPORTER_ASSERT(r, inoutColor[3] == expectedA); |
| } else { |
| printf("%s\n%s", src, compiler.errorText().c_str()); |
| } |
| |
| // Do additional testing of 4x1 vs 1x4 to stress divergent control flow, etc. |
| vec_test(r, src); |
| } |
| |
| DEF_TEST(SkSLInterpreterAdd, r) { |
| test(r, "void main(inout half4 color) { color.r = color.r + color.g; }", 0.25, 0.75, 0, 0, 1, |
| 0.75, 0, 0); |
| test(r, "void main(inout half4 color) { color += half4(1, 2, 3, 4); }", 4, 3, 2, 1, 5, 5, 5, 5); |
| test(r, "void main(inout half4 color) { half4 c = color; color += c; }", 0.25, 0.5, 0.75, 1, |
| 0.5, 1, 1.5, 2); |
| test(r, "void main(inout half4 color) { int a = 1; int b = 3; color.r = a + b; }", 1, 2, 3, 4, |
| 4, 2, 3, 4); |
| } |
| |
| DEF_TEST(SkSLInterpreterSubtract, r) { |
| test(r, "void main(inout half4 color) { color.r = color.r - color.g; }", 1, 0.75, 0, 0, 0.25, |
| 0.75, 0, 0); |
| test(r, "void main(inout half4 color) { color -= half4(1, 2, 3, 4); }", 5, 5, 5, 5, 4, 3, 2, 1); |
| test(r, "void main(inout half4 color) { half4 c = color; color -= c; }", 4, 3, 2, 1, |
| 0, 0, 0, 0); |
| test(r, "void main(inout half4 color) { color.x = -color.x; }", 4, 3, 2, 1, -4, 3, 2, 1); |
| test(r, "void main(inout half4 color) { color = -color; }", 4, 3, 2, 1, -4, -3, -2, -1); |
| test(r, "void main(inout half4 color) { int a = 3; int b = 1; color.r = a - b; }", 0, 0, 0, 0, |
| 2, 0, 0, 0); |
| } |
| |
| DEF_TEST(SkSLInterpreterMultiply, r) { |
| test(r, "void main(inout half4 color) { color.r = color.r * color.g; }", 2, 3, 0, 0, 6, 3, 0, |
| 0); |
| test(r, "void main(inout half4 color) { color *= half4(1, 2, 3, 4); }", 2, 3, 4, 5, 2, 6, 12, |
| 20); |
| test(r, "void main(inout half4 color) { half4 c = color; color *= c; }", 4, 3, 2, 1, |
| 16, 9, 4, 1); |
| test(r, "void main(inout half4 color) { int a = 3; int b = -2; color.r = a * b; }", 0, 0, 0, 0, |
| -6, 0, 0, 0); |
| } |
| |
| DEF_TEST(SkSLInterpreterDivide, r) { |
| test(r, "void main(inout half4 color) { color.r = color.r / color.g; }", 1, 2, 0, 0, 0.5, 2, 0, |
| 0); |
| test(r, "void main(inout half4 color) { color /= half4(1, 2, 3, 4); }", 12, 12, 12, 12, 12, 6, |
| 4, 3); |
| test(r, "void main(inout half4 color) { half4 c = color; color /= c; }", 4, 3, 2, 1, |
| 1, 1, 1, 1); |
| test(r, "void main(inout half4 color) { int a = 8; int b = -2; color.r = a / b; }", 0, 0, 0, 0, |
| -4, 0, 0, 0); |
| } |
| |
| DEF_TEST(SkSLInterpreterRemainder, r) { |
| test(r, "void main(inout half4 color) { color.r = color.r % color.g; }", 3.125, 2, 0, 0, |
| 1.125, 2, 0, 0); |
| test(r, "void main(inout half4 color) { color %= half4(1, 2, 3, 4); }", 9.5, 9.5, 9.5, 9.5, |
| 0.5, 1.5, 0.5, 1.5); |
| test(r, "void main(inout half4 color) { int a = 8; int b = 3; a %= b; color.r = a; }", 0, 0, 0, |
| 0, 2, 0, 0, 0); |
| test(r, "void main(inout half4 color) { int a = 8; int b = 3; color.r = a % b; }", 0, 0, 0, 0, |
| 2, 0, 0, 0); |
| test(r, "void main(inout half4 color) { int2 a = int2(8, 10); a %= 6; color.rg = a; }", 0, 0, 0, |
| 0, 2, 4, 0, 0); |
| } |
| |
| DEF_TEST(SkSLInterpreterMatrix, r) { |
| float in[16]; |
| float expected[16]; |
| |
| // Constructing matrix from scalar produces a diagonal matrix |
| in[0] = 1.0f; |
| expected[0] = 2.0f; |
| test(r, "float main(float x) { float4x4 m = float4x4(x); return m[1][1] + m[1][2] + m[2][2]; }", |
| in, 1, expected); |
| |
| // With non-square matrix |
| test(r, "float main(float x) { float3x2 m = float3x2(x); return m[0][0] + m[1][1] + m[2][1]; }", |
| in, 1, expected); |
| |
| // Constructing from a different-sized matrix fills the remaining space with the identity matrix |
| test(r, "float main(float x) {" |
| "float3x2 m = float3x2(x);" |
| "float4x4 m2 = float4x4(m);" |
| "return m2[0][0] + m2[3][3]; }", |
| in, 1, expected); |
| |
| // Constructing a matrix from vectors or scalars fills in values in column-major order |
| in[0] = 1.0f; |
| in[1] = 2.0f; |
| in[2] = 4.0f; |
| in[3] = 8.0f; |
| expected[0] = 6.0f; |
| test(r, "float main(float4 v) { float2x2 m = float2x2(v); return m[0][1] + m[1][0]; }", |
| in, 1, expected); |
| |
| expected[0] = 10.0f; |
| test(r, "float main(float4 v) {" |
| "float2x2 m = float2x2(v.x, v.y, v.w, v.z);" |
| "return m[0][1] + m[1][0]; }", |
| in, 1, expected); |
| |
| // Initialize 16 values to be used as inputs to matrix tests |
| for (int i = 0; i < 16; ++i) { in[i] = (float)i; } |
| |
| // M+M, M-S, S-M |
| for (int i = 0; i < 16; ++i) { expected[i] = (float)(2 * i); } |
| test(r, "float4x4 main(float4x4 m) { return m + m; }", in, 16, expected); |
| for (int i = 0; i < 16; ++i) { expected[i] = (float)(i + 3); } |
| test(r, "float4x4 main(float4x4 m) { return m + 3.0; }", in, 16, expected); |
| test(r, "float4x4 main(float4x4 m) { return 3.0 + m; }", in, 16, expected); |
| |
| // M-M, M-S, S-M |
| for (int i = 0; i < 8; ++i) { expected[i] = 8.0f; } |
| test(r, "float4x2 main(float4x2 m1, float4x2 m2) { return m2 - m1; }", in, 8, expected); |
| for (int i = 0; i < 16; ++i) { expected[i] = (float)(i - 3); } |
| test(r, "float4x4 main(float4x4 m) { return m - 3.0; }", in, 16, expected); |
| for (int i = 0; i < 16; ++i) { expected[i] = (float)(3 - i); } |
| test(r, "float4x4 main(float4x4 m) { return 3.0 - m; }", in, 16, expected); |
| |
| // M*S, S*M, M/S, S/M |
| for (int i = 0; i < 16; ++i) { expected[i] = (float)(i * 3); } |
| test(r, "float4x4 main(float4x4 m) { return m * 3.0; }", in, 16, expected); |
| test(r, "float4x4 main(float4x4 m) { return 3.0 * m; }", in, 16, expected); |
| for (int i = 0; i < 16; ++i) { expected[i] = (float)(i) / 2.0f; } |
| test(r, "float4x4 main(float4x4 m) { return m / 2.0; }", in, 16, expected); |
| for (int i = 0; i < 16; ++i) { expected[i] = 1.0f / (float)(i + 1); } |
| test(r, "float4x4 main(float4x4 m) { return 1.0 / (m + 1); }", in, 16, expected); |
| |
| #if 0 |
| // Matrix negation - legal in GLSL, not in SkSL? |
| for (int i = 0; i < 16; ++i) { expected[i] = (float)(-i); } |
| test(r, "float4x4 main(float4x4 m) { return -m; }", in, 16, expected); |
| #endif |
| |
| // M*V, V*M |
| for (int i = 0; i < 4; ++i) { |
| expected[i] = 12.0f*i + 13.0f*(i+4) + 14.0f*(i+8); |
| } |
| test(r, "float4 main(float3x4 m, float3 v) { return m * v; }", in, 4, expected); |
| for (int i = 0; i < 4; ++i) { |
| expected[i] = 12.0f*(3*i) + 13.0f*(3*i+1) + 14.0f*(3*i+2); |
| } |
| test(r, "float4 main(float4x3 m, float3 v) { return v * m; }", in, 4, expected); |
| |
| // M*M |
| { |
| SkMatrix44 m; |
| m.setColMajorf(in); |
| SkMatrix44 m2; |
| for (int i = 0; i < 16; ++i) { |
| m2.set(i % 4, i / 4, (i + 4) % 16); |
| } |
| m.setConcat(m, m2); |
| // Rearrange the columns on the RHS so we detect left-hand/right-hand errors |
| test(r, "float4x4 main(float4x4 m) { return m * float4x4(m[1], m[2], m[3], m[0]); }", |
| in, 16, (float*)&m); |
| } |
| } |
| |
| DEF_TEST(SkSLInterpreterTernary, r) { |
| test(r, "void main(inout half4 color) { color.r = color.g > color.b ? color.g : color.b; }", |
| 0, 1, 2, 0, 2, 1, 2, 0); |
| test(r, "void main(inout half4 color) { color.r = color.g > color.b ? color.g : color.b; }", |
| 0, 3, 2, 0, 3, 3, 2, 0); |
| } |
| |
| DEF_TEST(SkSLInterpreterCast, r) { |
| union Val { |
| float f; |
| uint32_t u; |
| int32_t s; |
| }; |
| |
| Val input[2]; |
| Val expected[2]; |
| |
| input[0].s = 3; |
| input[1].s = -5; |
| expected[0].f = 3.0f; |
| expected[1].f = -5.0f; |
| test(r, "float main(int x) { return float (x); }", (float*)input, 1, (float*)expected); |
| test(r, "float2 main(int2 x) { return float2(x); }", (float*)input, 2, (float*)expected); |
| |
| input[0].u = 3; |
| input[1].u = 5; |
| expected[0].f = 3.0f; |
| expected[1].f = 5.0f; |
| test(r, "float main(uint x) { return float (x); }", (float*)input, 1, (float*)expected); |
| test(r, "float2 main(uint2 x) { return float2(x); }", (float*)input, 2, (float*)expected); |
| |
| input[0].f = 3.0f; |
| input[1].f = -5.0f; |
| expected[0].s = 3; |
| expected[1].s = -5; |
| test(r, "int main(float x) { return int (x); }", (float*)input, 1, (float*)expected); |
| test(r, "int2 main(float2 x) { return int2(x); }", (float*)input, 2, (float*)expected); |
| |
| input[0].s = 3; |
| expected[0].f = 3.0f; |
| expected[1].f = 3.0f; |
| test(r, "float2 main(int x) { return float2(x); }", (float*)input, 2, (float*)expected); |
| } |
| |
| DEF_TEST(SkSLInterpreterIf, r) { |
| test(r, "void main(inout half4 color) { if (color.r > color.g) color.a = 1; }", 5, 3, 0, 0, |
| 5, 3, 0, 1); |
| test(r, "void main(inout half4 color) { if (color.r > color.g) color.a = 1; }", 5, 5, 0, 0, |
| 5, 5, 0, 0); |
| test(r, "void main(inout half4 color) { if (color.r > color.g) color.a = 1; }", 5, 6, 0, 0, |
| 5, 6, 0, 0); |
| test(r, "void main(inout half4 color) { if (color.r < color.g) color.a = 1; }", 3, 5, 0, 0, |
| 3, 5, 0, 1); |
| test(r, "void main(inout half4 color) { if (color.r < color.g) color.a = 1; }", 5, 5, 0, 0, |
| 5, 5, 0, 0); |
| test(r, "void main(inout half4 color) { if (color.r < color.g) color.a = 1; }", 6, 5, 0, 0, |
| 6, 5, 0, 0); |
| test(r, "void main(inout half4 color) { if (color.r >= color.g) color.a = 1; }", 5, 3, 0, 0, |
| 5, 3, 0, 1); |
| test(r, "void main(inout half4 color) { if (color.r >= color.g) color.a = 1; }", 5, 5, 0, 0, |
| 5, 5, 0, 1); |
| test(r, "void main(inout half4 color) { if (color.r >= color.g) color.a = 1; }", 5, 6, 0, 0, |
| 5, 6, 0, 0); |
| test(r, "void main(inout half4 color) { if (color.r <= color.g) color.a = 1; }", 3, 5, 0, 0, |
| 3, 5, 0, 1); |
| test(r, "void main(inout half4 color) { if (color.r <= color.g) color.a = 1; }", 5, 5, 0, 0, |
| 5, 5, 0, 1); |
| test(r, "void main(inout half4 color) { if (color.r <= color.g) color.a = 1; }", 6, 5, 0, 0, |
| 6, 5, 0, 0); |
| test(r, "void main(inout half4 color) { if (color.r == color.g) color.a = 1; }", 2, 2, 0, 0, |
| 2, 2, 0, 1); |
| test(r, "void main(inout half4 color) { if (color.r == color.g) color.a = 1; }", 2, -2, 0, 0, |
| 2, -2, 0, 0); |
| test(r, "void main(inout half4 color) { if (color.r != color.g) color.a = 1; }", 2, 2, 0, 0, |
| 2, 2, 0, 0); |
| test(r, "void main(inout half4 color) { if (color.r != color.g) color.a = 1; }", 2, -2, 0, 0, |
| 2, -2, 0, 1); |
| test(r, "void main(inout half4 color) { if (color.r == color.g) color.a = 1; else " |
| "color.a = 2; }", 1, 1, 0, 0, 1, 1, 0, 1); |
| test(r, "void main(inout half4 color) { if (color.r == color.g) color.a = 1; else " |
| "color.a = 2; }", 2, -2, 0, 0, 2, -2, 0, 2); |
| } |
| |
| DEF_TEST(SkSLInterpreterIfVector, r) { |
| test(r, "void main(inout half4 color) { if (color.rg == color.ba) color.a = 1; }", |
| 1, 2, 1, 2, 1, 2, 1, 1); |
| test(r, "void main(inout half4 color) { if (color.rg == color.ba) color.a = 1; }", |
| 1, 2, 3, 2, 1, 2, 3, 2); |
| test(r, "void main(inout half4 color) { if (color.rg != color.ba) color.a = 1; }", |
| 1, 2, 1, 2, 1, 2, 1, 2); |
| test(r, "void main(inout half4 color) { if (color.rg != color.ba) color.a = 1; }", |
| 1, 2, 3, 2, 1, 2, 3, 1); |
| } |
| |
| DEF_TEST(SkSLInterpreterWhile, r) { |
| test(r, "void main(inout half4 color) { while (color.r < 8) { color.r++; } }", |
| 1, 2, 3, 4, 8, 2, 3, 4); |
| test(r, "void main(inout half4 color) { while (color.r < 1) color.r += 0.25; }", 0, 0, 0, 0, 1, |
| 0, 0, 0); |
| test(r, "void main(inout half4 color) { while (color.r > 1) color.r -= 0.25; }", 0, 0, 0, 0, 0, |
| 0, 0, 0); |
| test(r, "void main(inout half4 color) { while (true) { color.r += 0.5; " |
| "if (color.r > 5) break; } }", 0, 0, 0, 0, 5.5, 0, 0, 0); |
| test(r, "void main(inout half4 color) { while (color.r < 10) { color.r += 0.5; " |
| "if (color.r < 5) continue; break; } }", 0, 0, 0, 0, 5, 0, 0, 0); |
| test(r, |
| "void main(inout half4 color) {" |
| " while (true) {" |
| " if (color.r > 4) { break; }" |
| " while (true) { color.a = 1; break; }" |
| " break;" |
| " }" |
| "}", |
| 6, 5, 4, 3, 6, 5, 4, 3); |
| } |
| |
| DEF_TEST(SkSLInterpreterDo, r) { |
| test(r, "void main(inout half4 color) { do color.r += 0.25; while (color.r < 1); }", 0, 0, 0, 0, |
| 1, 0, 0, 0); |
| test(r, "void main(inout half4 color) { do color.r -= 0.25; while (color.r > 1); }", 0, 0, 0, 0, |
| -0.25, 0, 0, 0); |
| test(r, "void main(inout half4 color) { do { color.r += 0.5; if (color.r > 1) break; } while " |
| "(true); }", 0, 0, 0, 0, 1.5, 0, 0, 0); |
| test(r, "void main(inout half4 color) {do { color.r += 0.5; if (color.r < 5) " |
| "continue; if (color.r >= 5) break; } while (true); }", 0, 0, 0, 0, 5, 0, 0, 0); |
| test(r, "void main(inout half4 color) { do { color.r += 0.5; } while (false); }", |
| 0, 0, 0, 0, 0.5, 0, 0, 0); |
| } |
| |
| DEF_TEST(SkSLInterpreterFor, r) { |
| test(r, "void main(inout half4 color) { for (int i = 1; i <= 10; ++i) color.r += i; }", 0, 0, 0, |
| 0, 55, 0, 0, 0); |
| test(r, |
| "void main(inout half4 color) {" |
| " for (int i = 1; i <= 10; ++i)" |
| " for (int j = i; j <= 10; ++j)" |
| " color.r += j;" |
| "}", |
| 0, 0, 0, 0, |
| 385, 0, 0, 0); |
| test(r, |
| "void main(inout half4 color) {" |
| " for (int i = 1; i <= 10; ++i)" |
| " for (int j = 1; ; ++j) {" |
| " if (i == j) continue;" |
| " if (j > 10) break;" |
| " color.r += j;" |
| " }" |
| "}", |
| 0, 0, 0, 0, |
| 495, 0, 0, 0); |
| } |
| |
| DEF_TEST(SkSLInterpreterPrefixPostfix, r) { |
| test(r, "void main(inout half4 color) { color.r = ++color.g; }", 1, 2, 3, 4, 3, 3, 3, 4); |
| test(r, "void main(inout half4 color) { color.r = color.g++; }", 1, 2, 3, 4, 2, 3, 3, 4); |
| } |
| |
| DEF_TEST(SkSLInterpreterSwizzle, r) { |
| test(r, "void main(inout half4 color) { color = color.abgr; }", 1, 2, 3, 4, 4, 3, 2, 1); |
| test(r, "void main(inout half4 color) { color.rgb = half4(5, 6, 7, 8).bbg; }", 1, 2, 3, 4, 7, 7, |
| 6, 4); |
| test(r, "void main(inout half4 color) { color.bgr = int3(5, 6, 7); }", 1, 2, 3, 4, 7, 6, |
| 5, 4); |
| } |
| |
| DEF_TEST(SkSLInterpreterGlobal, r) { |
| test(r, "int x; void main(inout half4 color) { x = 10; color.b = x; }", 1, 2, 3, 4, 1, 2, 10, |
| 4); |
| test(r, "float4 x; void main(inout float4 color) { x = color * 2; color = x; }", |
| 1, 2, 3, 4, 2, 4, 6, 8); |
| test(r, "float4 x; void main(inout float4 color) { x = float4(5, 6, 7, 8); color = x.wzyx; }", |
| 1, 2, 3, 4, 8, 7, 6, 5); |
| test(r, "float4 x; void main(inout float4 color) { x.wzyx = float4(5, 6, 7, 8); color = x; }", |
| 1, 2, 3, 4, 8, 7, 6, 5); |
| } |
| |
| DEF_TEST(SkSLInterpreterGeneric, r) { |
| float value1 = 5; |
| float expected1 = 25; |
| test(r, "float main(float x) { return x * x; }", &value1, 1, &expected1); |
| float value2[2] = { 5, 25 }; |
| float expected2[2] = { 25, 625 }; |
| test(r, "float2 main(float x, float y) { return float2(x * x, y * y); }", value2, 2, expected2); |
| } |
| |
| DEF_TEST(SkSLInterpreterCompound, r) { |
| struct RectAndColor { SkIRect fRect; SkColor4f fColor; }; |
| struct ManyRects { int fNumRects; RectAndColor fRects[4]; }; |
| |
| const char* src = |
| // Some struct definitions |
| "struct Point { int x; int y; };\n" |
| "struct Rect { Point p0; Point p1; };\n" |
| "struct RectAndColor { Rect r; float4 color; };\n" |
| |
| // Structs as globals, parameters, return values |
| "RectAndColor temp;\n" |
| "int rect_height(Rect r) { return r.p1.y - r.p0.y; }\n" |
| "RectAndColor make_blue_rect(int w, int h) {\n" |
| " temp.r.p0.x = temp.r.p0.y = 0;\n" |
| " temp.r.p1.x = w; temp.r.p1.y = h;\n" |
| " temp.color = float4(0, 1, 0, 1);\n" |
| " return temp;\n" |
| "}\n" |
| |
| // Initialization and assignment of types larger than 4 slots |
| "RectAndColor init_big(RectAndColor r) { RectAndColor s = r; return s; }\n" |
| "RectAndColor copy_big(RectAndColor r) { RectAndColor s; s = r; return s; }\n" |
| |
| // Same for arrays, including some non-constant indexing |
| "float tempFloats[8];\n" |
| "int median(int a[15]) { return a[7]; }\n" |
| "float[8] sums(float a[8]) {\n" |
| " float tempFloats[8];\n" |
| " tempFloats[0] = a[0];\n" |
| " for (int i = 1; i < 8; ++i) { tempFloats[i] = tempFloats[i - 1] + a[i]; }\n" |
| " return tempFloats;\n" |
| "}\n" |
| |
| // Uniforms, array-of-structs, dynamic indices |
| "in uniform Rect gRects[4];\n" |
| "Rect get_rect(int i) { return gRects[i]; }\n" |
| |
| // Kitchen sink (swizzles, inout, SoAoS) |
| "struct ManyRects { int numRects; RectAndColor rects[4]; };\n" |
| "void fill_rects(inout ManyRects mr) {\n" |
| " for (int i = 0; i < mr.numRects; ++i) {\n" |
| " mr.rects[i].r = gRects[i];\n" |
| " float b = mr.rects[i].r.p1.y;\n" |
| " mr.rects[i].color = float4(b, b, b, b);\n" |
| " }\n" |
| "}\n"; |
| |
| SkSL::Compiler compiler; |
| SkSL::Program::Settings settings; |
| std::unique_ptr<SkSL::Program> program = compiler.convertProgram( |
| SkSL::Program::kGeneric_Kind, |
| SkSL::String(src), settings); |
| REPORTER_ASSERT(r, program); |
| |
| std::unique_ptr<SkSL::ByteCode> byteCode = compiler.toByteCode(*program); |
| REPORTER_ASSERT(r, !compiler.errorCount()); |
| |
| auto rect_height = byteCode->getFunction("rect_height"), |
| make_blue_rect = byteCode->getFunction("make_blue_rect"), |
| median = byteCode->getFunction("median"), |
| sums = byteCode->getFunction("sums"), |
| get_rect = byteCode->getFunction("get_rect"), |
| fill_rects = byteCode->getFunction("fill_rects"); |
| |
| SkIRect gRects[4] = { { 1,2,3,4 }, { 5,6,7,8 }, { 9,10,11,12 }, { 13,14,15,16 } }; |
| |
| { |
| SkIRect in = SkIRect::MakeXYWH(10, 10, 20, 30); |
| int out = 0; |
| SkAssertResult(byteCode->run(rect_height, (float*)&in, (float*)&out, 1, (float*)gRects, 16)); |
| REPORTER_ASSERT(r, out == 30); |
| } |
| |
| { |
| int in[2] = { 15, 25 }; |
| RectAndColor out; |
| SkAssertResult(byteCode->run(make_blue_rect, (float*)in, (float*)&out, 1, (float*)gRects, 16)); |
| REPORTER_ASSERT(r, out.fRect.width() == 15); |
| REPORTER_ASSERT(r, out.fRect.height() == 25); |
| SkColor4f blue = { 0.0f, 1.0f, 0.0f, 1.0f }; |
| REPORTER_ASSERT(r, out.fColor == blue); |
| } |
| |
| { |
| int in[15] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 }; |
| int out = 0; |
| SkAssertResult(byteCode->run(median, (float*)in, (float*)&out, 1, (float*)gRects, 16)); |
| REPORTER_ASSERT(r, out == 8); |
| } |
| |
| { |
| float in[8] = { 1, 2, 3, 4, 5, 6, 7, 8 }; |
| float out[8] = { 0 }; |
| SkAssertResult(byteCode->run(sums, in, out, 1, (float*)gRects, 16)); |
| for (int i = 0; i < 8; ++i) { |
| REPORTER_ASSERT(r, out[i] == static_cast<float>((i + 1) * (i + 2) / 2)); |
| } |
| } |
| |
| { |
| int in = 2; |
| SkIRect out = SkIRect::MakeEmpty(); |
| SkAssertResult(byteCode->run(get_rect, (float*)&in, (float*)&out, 1, (float*)gRects, 16)); |
| REPORTER_ASSERT(r, out == gRects[2]); |
| } |
| |
| { |
| ManyRects in; |
| memset(&in, 0, sizeof(in)); |
| in.fNumRects = 2; |
| SkAssertResult(byteCode->run(fill_rects, (float*)&in, nullptr, 1, (float*)gRects, 16)); |
| ManyRects expected; |
| memset(&expected, 0, sizeof(expected)); |
| expected.fNumRects = 2; |
| for (int i = 0; i < 2; ++i) { |
| expected.fRects[i].fRect = gRects[i]; |
| float c = gRects[i].fBottom; |
| expected.fRects[i].fColor = { c, c, c, c }; |
| } |
| REPORTER_ASSERT(r, memcmp(&in, &expected, sizeof(in)) == 0); |
| } |
| } |
| |
| static void expect_failure(skiatest::Reporter* r, const char* src) { |
| SkSL::Compiler compiler; |
| auto program = compiler.convertProgram(SkSL::Program::kGeneric_Kind, SkSL::String(src), |
| SkSL::Program::Settings()); |
| REPORTER_ASSERT(r, program); |
| |
| auto byteCode = compiler.toByteCode(*program); |
| REPORTER_ASSERT(r, compiler.errorCount() > 0); |
| REPORTER_ASSERT(r, !byteCode); |
| } |
| |
| static void expect_run_failure(skiatest::Reporter* r, const char* src, float* in) { |
| SkSL::Compiler compiler; |
| auto program = compiler.convertProgram(SkSL::Program::kGeneric_Kind, SkSL::String(src), |
| SkSL::Program::Settings()); |
| REPORTER_ASSERT(r, program); |
| |
| auto byteCode = compiler.toByteCode(*program); |
| REPORTER_ASSERT(r, byteCode); |
| |
| bool result = byteCode->run(byteCode->getFunction("main"), in, nullptr, 1, nullptr, 0); |
| REPORTER_ASSERT(r, !result); |
| } |
| |
| DEF_TEST(SkSLInterpreterRestrictFunctionCalls, r) { |
| // Ensure that simple recursion is not allowed |
| expect_failure(r, "float main() { return main() + 1; }"); |
| |
| // Ensure that calls to undefined functions are not allowed (to prevent mutual recursion) |
| expect_failure(r, "float foo(); float bar() { return foo(); } float foo() { return bar(); }"); |
| |
| // returns are not allowed inside conditionals (or loops, which are effectively the same thing) |
| expect_failure(r, "float main(float x, float y) { if (x < y) { return x; } return y; }"); |
| expect_failure(r, "float main(float x) { while (x > 1) { return x; } return 0; }"); |
| } |
| |
| DEF_TEST(SkSLInterpreterArrayBounds, r) { |
| // Out of bounds array access at compile time |
| expect_failure(r, "float main(float x[4]) { return x[-1]; }"); |
| expect_failure(r, "float2 main(float2 x[2]) { return x[2]; }"); |
| |
| // Out of bounds array access at runtime is pinned, and we don't update any inout data |
| float in[3] = { -1.0f, 1.0f, 2.0f }; |
| expect_run_failure(r, "void main(inout float data[3]) { data[int(data[0])] = 0; }", in); |
| REPORTER_ASSERT(r, in[0] == -1.0f && in[1] == 1.0f && in[2] == 2.0f); |
| |
| in[0] = 3.0f; |
| expect_run_failure(r, "void main(inout float data[3]) { data[int(data[0])] = 0; }", in); |
| REPORTER_ASSERT(r, in[0] == 3.0f && in[1] == 1.0f && in[2] == 2.0f); |
| } |
| |
| DEF_TEST(SkSLInterpreterFunctions, r) { |
| const char* src = |
| "float sqr(float x) { return x * x; }\n" |
| "float sub(float x, float y) { return x - y; }\n" |
| "float main(float x) { return sub(sqr(x), x); }\n" |
| |
| // Different signatures |
| "float dot(float2 a, float2 b) { return a.x*b.x + a.y*b.y; }\n" |
| "float dot(float3 a, float3 b) { return a.x*b.x + a.y*b.y + a.z*b.z; }\n" |
| "float dot3_test(float x) { return dot(float3(x, x + 1, x + 2), float3(1, -1, 2)); }\n" |
| "float dot2_test(float x) { return dot(float2(x, x + 1), float2(1, -1)); }\n"; |
| |
| SkSL::Compiler compiler; |
| SkSL::Program::Settings settings; |
| std::unique_ptr<SkSL::Program> program = compiler.convertProgram( |
| SkSL::Program::kGeneric_Kind, |
| SkSL::String(src), settings); |
| REPORTER_ASSERT(r, program); |
| |
| std::unique_ptr<SkSL::ByteCode> byteCode = compiler.toByteCode(*program); |
| REPORTER_ASSERT(r, !compiler.errorCount()); |
| |
| auto sub = byteCode->getFunction("sub"); |
| auto sqr = byteCode->getFunction("sqr"); |
| auto main = byteCode->getFunction("main"); |
| auto tan = byteCode->getFunction("tan"); |
| auto dot3 = byteCode->getFunction("dot3_test"); |
| auto dot2 = byteCode->getFunction("dot2_test"); |
| |
| REPORTER_ASSERT(r, sub); |
| REPORTER_ASSERT(r, sqr); |
| REPORTER_ASSERT(r, main); |
| REPORTER_ASSERT(r, !tan); |
| REPORTER_ASSERT(r, dot3); |
| REPORTER_ASSERT(r, dot2); |
| |
| float out = 0.0f; |
| float in = 3.0f; |
| SkAssertResult(byteCode->run(main, &in, &out, 1, nullptr, 0)); |
| REPORTER_ASSERT(r, out = 6.0f); |
| |
| SkAssertResult(byteCode->run(dot3, &in, &out, 1, nullptr, 0)); |
| REPORTER_ASSERT(r, out = 9.0f); |
| |
| SkAssertResult(byteCode->run(dot2, &in, &out, 1, nullptr, 0)); |
| REPORTER_ASSERT(r, out = -1.0f); |
| } |
| |
| DEF_TEST(SkSLInterpreterOutParams, r) { |
| test(r, |
| "void oneAlpha(inout half4 color) { color.a = 1; }" |
| "void main(inout half4 color) { oneAlpha(color); }", |
| 0, 0, 0, 0, 0, 0, 0, 1); |
| test(r, |
| "half2 tricky(half x, half y, inout half2 color, half z) {" |
| " color.xy = color.yx;" |
| " return half2(x + y, z);" |
| "}" |
| "void main(inout half4 color) {" |
| " half2 t = tricky(1, 2, color.rb, 5);" |
| " color.ga = t;" |
| "}", |
| 1, 2, 3, 4, 3, 3, 1, 5); |
| } |
| |
| DEF_TEST(SkSLInterpreterMathFunctions, r) { |
| float value[4], expected[4]; |
| |
| value[0] = 0.0f; expected[0] = 0.0f; |
| test(r, "float main(float x) { return sin(x); }", value, 1, expected); |
| test(r, "float main(float x) { return tan(x); }", value, 1, expected); |
| |
| value[0] = 0.0f; expected[0] = 1.0f; |
| test(r, "float main(float x) { return cos(x); }", value, 1, expected); |
| |
| value[0] = 25.0f; expected[0] = 5.0f; |
| test(r, "float main(float x) { return sqrt(x); }", value, 1, expected); |
| |
| value[0] = 90.0f; expected[0] = sk_float_degrees_to_radians(value[0]); |
| test(r, "float main(float x) { return radians(x); }", value, 1, expected); |
| |
| value[0] = 1.0f; value[1] = -1.0f; |
| expected[0] = 1.0f / SK_FloatSqrt2; expected[1] = -1.0f / SK_FloatSqrt2; |
| test(r, "float2 main(float2 x) { return normalize(x); }", value, 2, expected); |
| } |
| |
| DEF_TEST(SkSLInterpreterVoidFunction, r) { |
| test(r, |
| "half x; void foo() { x = 1.0; }" |
| "void main(inout half4 color) { foo(); color.r = x; }", |
| 0, 0, 0, 0, 1, 0, 0, 0); |
| } |
| |
| DEF_TEST(SkSLInterpreterMix, r) { |
| float value, expected; |
| |
| value = 0.5f; expected = 0.0f; |
| test(r, "float main(float x) { return mix(-10, 10, x); }", &value, 1, &expected); |
| value = 0.75f; expected = 5.0f; |
| test(r, "float main(float x) { return mix(-10, 10, x); }", &value, 1, &expected); |
| value = 2.0f; expected = 30.0f; |
| test(r, "float main(float x) { return mix(-10, 10, x); }", &value, 1, &expected); |
| |
| float valueVectors[] = { 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f }, |
| expectedVector[] = { 3.0f, 4.0f, 5.0f, 6.0f }; |
| test(r, "float4 main(float4 x, float4 y) { return mix(x, y, 0.5); }", valueVectors, 4, |
| expectedVector); |
| } |
| |
| DEF_TEST(SkSLInterpreterCross, r) { |
| float args[] = { 1.0f, 4.0f, -6.0f, -2.0f, 7.0f, -3.0f }; |
| SkPoint3 cross = SkPoint3::CrossProduct(SkPoint3::Make(args[0], args[1], args[2]), |
| SkPoint3::Make(args[3], args[4], args[5])); |
| float expected[] = { cross.fX, cross.fY, cross.fZ }; |
| test(r, "float3 main(float3 x, float3 y) { return cross(x, y); }", args, 3, expected); |
| } |
| |
| DEF_TEST(SkSLInterpreterInverse, r) { |
| { |
| SkMatrix m; |
| m.setRotate(30).postScale(1, 2); |
| float args[4] = { m[0], m[3], m[1], m[4] }; |
| SkAssertResult(m.invert(&m)); |
| float expt[4] = { m[0], m[3], m[1], m[4] }; |
| test(r, "float2x2 main(float2x2 m) { return inverse(m); }", args, 4, expt, false); |
| } |
| { |
| SkMatrix m; |
| m.setRotate(30).postScale(1, 2).postTranslate(1, 2); |
| float args[9] = { m[0], m[3], m[6], m[1], m[4], m[7], m[2], m[5], m[8] }; |
| SkAssertResult(m.invert(&m)); |
| float expt[9] = { m[0], m[3], m[6], m[1], m[4], m[7], m[2], m[5], m[8] }; |
| test(r, "float3x3 main(float3x3 m) { return inverse(m); }", args, 9, expt, false); |
| } |
| { |
| float args[16], expt[16]; |
| SkMatrix44 m; |
| // just some crazy thing that is invertible |
| m.set4x4(1, 2, 3, 4, 1, 2, 0, 3, 1, 0, 1, 4, 1, 3, 2, 0); |
| m.asColMajorf(args); |
| SkAssertResult(m.invert(&m)); |
| m.asColMajorf(expt); |
| test(r, "float4x4 main(float4x4 m) { return inverse(m); }", args, 16, expt, false); |
| } |
| } |
| |
| DEF_TEST(SkSLInterpreterDot, r) { |
| float args[] = { 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f }; |
| float expected = args[0] * args[2] + |
| args[1] * args[3]; |
| test(r, "float main(float2 x, float2 y) { return dot(x, y); }", args, 1, &expected); |
| |
| expected = args[0] * args[3] + |
| args[1] * args[4] + |
| args[2] * args[5]; |
| test(r, "float main(float3 x, float3 y) { return dot(x, y); }", args, 1, &expected); |
| |
| expected = args[0] * args[4] + |
| args[1] * args[5] + |
| args[2] * args[6] + |
| args[3] * args[7]; |
| test(r, "float main(float4 x, float4 y) { return dot(x, y); }", args, 1, &expected); |
| } |
| |
| static const SkSL::Type& type_of(const skjson::Value* value, SkSL::Compiler* compiler) { |
| switch (value->getType()) { |
| case skjson::Value::Type::kNumber: { |
| float f = *value->as<skjson::NumberValue>(); |
| if (f == (float) (int) f) { |
| return *compiler->context().fInt_Type; |
| } |
| return *compiler->context().fFloat_Type; |
| } |
| case skjson::Value::Type::kBool: |
| return *compiler->context().fBool_Type; |
| default: |
| return *compiler->context().fVoid_Type; |
| } |
| } |
| |
| class JSONExternalValue : public SkSL::ExternalValue { |
| public: |
| JSONExternalValue(const char* name, const skjson::Value* value, SkSL::Compiler* compiler) |
| : INHERITED(name, type_of(value, compiler)) |
| , fValue(*value) |
| , fCompiler(*compiler) {} |
| |
| bool canRead() const override { |
| return type() != *fCompiler.context().fVoid_Type; |
| } |
| |
| void read(int /*unusedIndex*/, float* target) override { |
| if (type() == *fCompiler.context().fInt_Type) { |
| *(int*) target = *fValue.as<skjson::NumberValue>(); |
| } else if (type() == *fCompiler.context().fFloat_Type) { |
| *(float*) target = *fValue.as<skjson::NumberValue>(); |
| } else if (type() == *fCompiler.context().fBool_Type) { |
| // ByteCode "booleans" are actually bit-masks |
| *(int*) target = *fValue.as<skjson::BoolValue>() ? ~0 : 0; |
| } else { |
| SkASSERT(false); |
| } |
| } |
| |
| SkSL::ExternalValue* getChild(const char* name) const override { |
| if (fValue.getType() == skjson::Value::Type::kObject) { |
| const skjson::Value& v = fValue.as<skjson::ObjectValue>()[name]; |
| return (SkSL::ExternalValue*) fCompiler.takeOwnership(std::unique_ptr<Symbol>( |
| new JSONExternalValue(name, &v, &fCompiler))); |
| } |
| return nullptr; |
| } |
| |
| private: |
| const skjson::Value& fValue; |
| SkSL::Compiler& fCompiler; |
| |
| typedef SkSL::ExternalValue INHERITED; |
| }; |
| |
| class PointerExternalValue : public SkSL::ExternalValue { |
| public: |
| PointerExternalValue(const char* name, const SkSL::Type& type, void* data, size_t size) |
| : INHERITED(name, type) |
| , fData(data) |
| , fSize(size) {} |
| |
| bool canRead() const override { |
| return true; |
| } |
| |
| bool canWrite() const override { |
| return true; |
| } |
| |
| void read(int /*unusedIndex*/, float* target) override { |
| memcpy(target, fData, fSize); |
| } |
| |
| void write(int /*unusedIndex*/, float* src) override { |
| memcpy(fData, src, fSize); |
| } |
| |
| |
| private: |
| void* fData; |
| size_t fSize; |
| |
| typedef SkSL::ExternalValue INHERITED; |
| }; |
| |
| DEF_TEST(SkSLInterpreterExternalValues, r) { |
| const char* json = "{ \"value1\": 12, \"child\": { \"value2\": true, \"value3\": 5.5 } }"; |
| skjson::DOM dom(json, strlen(json)); |
| SkSL::Compiler compiler; |
| SkSL::Program::Settings settings; |
| const char* src = "float main() {" |
| " outValue = 152;" |
| " return root.child.value2 ? root.value1 * root.child.value3 : -1;" |
| "}"; |
| compiler.registerExternalValue((SkSL::ExternalValue*) compiler.takeOwnership( |
| std::unique_ptr<SkSL::Symbol>(new JSONExternalValue("root", &dom.root(), &compiler)))); |
| int32_t outValue = -1; |
| compiler.registerExternalValue((SkSL::ExternalValue*) compiler.takeOwnership( |
| std::unique_ptr<SkSL::Symbol>(new PointerExternalValue("outValue", |
| *compiler.context().fInt_Type, |
| &outValue, |
| sizeof(outValue))))); |
| std::unique_ptr<SkSL::Program> program = compiler.convertProgram( |
| SkSL::Program::kGeneric_Kind, |
| SkSL::String(src), settings); |
| REPORTER_ASSERT(r, program); |
| if (program) { |
| std::unique_ptr<SkSL::ByteCode> byteCode = compiler.toByteCode(*program); |
| REPORTER_ASSERT(r, !compiler.errorCount()); |
| if (compiler.errorCount() > 0) { |
| printf("%s\n%s", src, compiler.errorText().c_str()); |
| return; |
| } |
| const SkSL::ByteCodeFunction* main = byteCode->getFunction("main"); |
| float out; |
| SkAssertResult(byteCode->run(main, nullptr, &out, 1, nullptr, 0)); |
| REPORTER_ASSERT(r, out == 66.0); |
| REPORTER_ASSERT(r, outValue == 152); |
| } else { |
| printf("%s\n%s", src, compiler.errorText().c_str()); |
| } |
| } |
| |
| DEF_TEST(SkSLInterpreterExternalValuesVector, r) { |
| SkSL::Compiler compiler; |
| SkSL::Program::Settings settings; |
| const char* src = "void main() {" |
| " value *= 2;" |
| "}"; |
| int32_t value[4] = { 1, 2, 3, 4 }; |
| compiler.registerExternalValue((SkSL::ExternalValue*) compiler.takeOwnership( |
| std::unique_ptr<SkSL::Symbol>(new PointerExternalValue("value", |
| *compiler.context().fInt4_Type, |
| value, |
| sizeof(value))))); |
| std::unique_ptr<SkSL::Program> program = compiler.convertProgram(SkSL::Program::kGeneric_Kind, |
| SkSL::String(src), |
| settings); |
| REPORTER_ASSERT(r, program); |
| if (program) { |
| std::unique_ptr<SkSL::ByteCode> byteCode = compiler.toByteCode(*program); |
| REPORTER_ASSERT(r, !compiler.errorCount()); |
| if (compiler.errorCount() > 0) { |
| printf("%s\n%s", src, compiler.errorText().c_str()); |
| return; |
| } |
| const SkSL::ByteCodeFunction* main = byteCode->getFunction("main"); |
| SkAssertResult(byteCode->run(main, nullptr, nullptr, 1, nullptr, 0)); |
| REPORTER_ASSERT(r, value[0] == 2); |
| REPORTER_ASSERT(r, value[1] == 4); |
| REPORTER_ASSERT(r, value[2] == 6); |
| REPORTER_ASSERT(r, value[3] == 8); |
| } else { |
| printf("%s\n%s", src, compiler.errorText().c_str()); |
| } |
| } |
| |
| class FunctionExternalValue : public SkSL::ExternalValue { |
| public: |
| FunctionExternalValue(const char* name, float(*function)(float), SkSL::Compiler& compiler) |
| : INHERITED(name, *compiler.context().fFloat_Type) |
| , fCompiler(compiler) |
| , fFunction(function) {} |
| |
| bool canCall() const override { |
| return true; |
| } |
| |
| int callParameterCount() const override { |
| return 1; |
| } |
| |
| void getCallParameterTypes(const SkSL::Type** outTypes) const override { |
| outTypes[0] = fCompiler.context().fFloat_Type.get(); |
| } |
| |
| void call(int /*unusedIndex*/, float* arguments, float* outReturn) override { |
| outReturn[0] = fFunction(arguments[0]); |
| } |
| |
| private: |
| SkSL::Compiler& fCompiler; |
| |
| float (*fFunction)(float); |
| |
| typedef SkSL::ExternalValue INHERITED; |
| }; |
| |
| DEF_TEST(SkSLInterpreterExternalValuesCall, r) { |
| SkSL::Compiler compiler; |
| SkSL::Program::Settings settings; |
| const char* src = "float main() {" |
| " return external(25);" |
| "}"; |
| compiler.registerExternalValue((SkSL::ExternalValue*) compiler.takeOwnership( |
| std::unique_ptr<SkSL::Symbol>(new FunctionExternalValue("external", |
| [] (float x) { |
| return (float) sqrt(x); |
| }, |
| compiler)))); |
| std::unique_ptr<SkSL::Program> program = compiler.convertProgram(SkSL::Program::kGeneric_Kind, |
| SkSL::String(src), |
| settings); |
| REPORTER_ASSERT(r, program); |
| if (program) { |
| std::unique_ptr<SkSL::ByteCode> byteCode = compiler.toByteCode(*program); |
| REPORTER_ASSERT(r, !compiler.errorCount()); |
| if (compiler.errorCount() > 0) { |
| printf("%s\n%s", src, compiler.errorText().c_str()); |
| return; |
| } |
| const SkSL::ByteCodeFunction* main = byteCode->getFunction("main"); |
| float out; |
| SkAssertResult(byteCode->run(main, nullptr, &out, 1, nullptr, 0)); |
| REPORTER_ASSERT(r, out == 5.0); |
| } else { |
| printf("%s\n%s", src, compiler.errorText().c_str()); |
| } |
| } |
| |
| class VectorFunctionExternalValue : public SkSL::ExternalValue { |
| public: |
| VectorFunctionExternalValue(const char* name, void(*function)(float[4], float[4]), |
| SkSL::Compiler& compiler) |
| : INHERITED(name, *compiler.context().fFloat4_Type) |
| , fCompiler(compiler) |
| , fFunction(function) {} |
| |
| bool canCall() const override { |
| return true; |
| } |
| |
| int callParameterCount() const override { |
| return 1; |
| } |
| |
| void getCallParameterTypes(const SkSL::Type** outTypes) const override { |
| outTypes[0] = fCompiler.context().fFloat4_Type.get(); |
| } |
| |
| void call(int /*unusedIndex*/, float* arguments, float* outReturn) override { |
| fFunction(arguments, outReturn); |
| } |
| |
| private: |
| SkSL::Compiler& fCompiler; |
| |
| void (*fFunction)(float[4], float[4]); |
| |
| typedef SkSL::ExternalValue INHERITED; |
| }; |
| |
| |
| DEF_TEST(SkSLInterpreterExternalValuesVectorCall, r) { |
| SkSL::Compiler compiler; |
| SkSL::Program::Settings settings; |
| const char* src = "float4 main() {" |
| " return external(float4(1, 4, 9, 16));" |
| "}"; |
| compiler.registerExternalValue((SkSL::ExternalValue*) compiler.takeOwnership( |
| std::unique_ptr<SkSL::Symbol>(new VectorFunctionExternalValue("external", |
| [] (float in[4], float out[4]) { |
| out[0] = sqrt(in[0]); |
| out[1] = sqrt(in[1]); |
| out[2] = sqrt(in[2]); |
| out[3] = sqrt(in[3]); |
| }, |
| compiler)))); |
| std::unique_ptr<SkSL::Program> program = compiler.convertProgram(SkSL::Program::kGeneric_Kind, |
| SkSL::String(src), |
| settings); |
| REPORTER_ASSERT(r, program); |
| if (program) { |
| std::unique_ptr<SkSL::ByteCode> byteCode = compiler.toByteCode(*program); |
| REPORTER_ASSERT(r, !compiler.errorCount()); |
| if (compiler.errorCount() > 0) { |
| printf("%s\n%s", src, compiler.errorText().c_str()); |
| return; |
| } |
| const SkSL::ByteCodeFunction* main = byteCode->getFunction("main"); |
| float out[4]; |
| SkAssertResult(byteCode->run(main, nullptr, out, 1, nullptr, 0)); |
| REPORTER_ASSERT(r, out[0] == 1.0); |
| REPORTER_ASSERT(r, out[1] == 2.0); |
| REPORTER_ASSERT(r, out[2] == 3.0); |
| REPORTER_ASSERT(r, out[3] == 4.0); |
| } else { |
| printf("%s\n%s", src, compiler.errorText().c_str()); |
| } |
| } |