ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2016 Google Inc. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
| 7 | |
| 8 | #include "SkSLCompiler.h" |
| 9 | |
| 10 | #include "Test.h" |
| 11 | |
Ethan Nicholas | 9e1138d | 2016-11-21 10:39:35 -0500 | [diff] [blame] | 12 | #if SK_SUPPORT_GPU |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 13 | |
Ethan Nicholas | 941e7e2 | 2016-12-12 15:33:30 -0500 | [diff] [blame^] | 14 | static void test(skiatest::Reporter* r, const char* src, const SkSL::Program::Settings& settings, |
| 15 | const char* expected, SkSL::Program::Inputs* inputs) { |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 16 | SkSL::Compiler compiler; |
Ethan Nicholas | 9e1138d | 2016-11-21 10:39:35 -0500 | [diff] [blame] | 17 | SkString output; |
Ethan Nicholas | 941e7e2 | 2016-12-12 15:33:30 -0500 | [diff] [blame^] | 18 | std::unique_ptr<SkSL::Program> program = compiler.convertProgram(SkSL::Program::kFragment_Kind, |
| 19 | SkString(src), |
| 20 | settings); |
| 21 | if (!program) { |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 22 | SkDebugf("Unexpected error compiling %s\n%s", src, compiler.errorText().c_str()); |
| 23 | } |
Ethan Nicholas | 941e7e2 | 2016-12-12 15:33:30 -0500 | [diff] [blame^] | 24 | REPORTER_ASSERT(r, program); |
| 25 | *inputs = program->fInputs; |
| 26 | REPORTER_ASSERT(r, compiler.toGLSL(*program, &output)); |
| 27 | if (program) { |
Ethan Nicholas | 9e1138d | 2016-11-21 10:39:35 -0500 | [diff] [blame] | 28 | SkString skExpected(expected); |
| 29 | if (output != skExpected) { |
Ethan Nicholas | 941e7e2 | 2016-12-12 15:33:30 -0500 | [diff] [blame^] | 30 | SkDebugf("GLSL MISMATCH:\nsource:\n%s\n\nexpected:\n'%s'\n\nreceived:\n'%s'", src, |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 31 | expected, output.c_str()); |
| 32 | } |
Ethan Nicholas | 9e1138d | 2016-11-21 10:39:35 -0500 | [diff] [blame] | 33 | REPORTER_ASSERT(r, output == skExpected); |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 34 | } |
| 35 | } |
| 36 | |
Ethan Nicholas | 941e7e2 | 2016-12-12 15:33:30 -0500 | [diff] [blame^] | 37 | static void test(skiatest::Reporter* r, const char* src, const GrShaderCaps& caps, |
| 38 | const char* expected) { |
| 39 | SkSL::Program::Settings settings; |
| 40 | settings.fCaps = ∩︀ |
| 41 | SkSL::Program::Inputs inputs; |
| 42 | test(r, src, settings, expected, &inputs); |
| 43 | } |
| 44 | |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 45 | DEF_TEST(SkSLHelloWorld, r) { |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 46 | test(r, |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 47 | "void main() { sk_FragColor = vec4(0.75); }", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 48 | *SkSL::ShaderCapsFactory::Default(), |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 49 | "#version 400\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 50 | "out vec4 sk_FragColor;\n" |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 51 | "void main() {\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 52 | " sk_FragColor = vec4(0.75);\n" |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 53 | "}\n"); |
| 54 | } |
| 55 | |
| 56 | DEF_TEST(SkSLControl, r) { |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 57 | test(r, |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 58 | "void main() {" |
ethannicholas | 08a9211 | 2016-11-09 13:26:45 -0800 | [diff] [blame] | 59 | "if (sqrt(2) > 5) { sk_FragColor = vec4(0.75); } else { discard; }" |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 60 | "int i = 0;" |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 61 | "while (i < 10) sk_FragColor *= 0.5;" |
Ethan Nicholas | 9e1138d | 2016-11-21 10:39:35 -0500 | [diff] [blame] | 62 | "do { sk_FragColor += 0.01; } while (sk_FragColor.x < 0.75);" |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 63 | "for (int i = 0; i < 10; i++) {" |
| 64 | "if (i % 0 == 1) break; else continue;" |
| 65 | "}" |
| 66 | "return;" |
| 67 | "}", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 68 | *SkSL::ShaderCapsFactory::Default(), |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 69 | "#version 400\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 70 | "out vec4 sk_FragColor;\n" |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 71 | "void main() {\n" |
ethannicholas | 08a9211 | 2016-11-09 13:26:45 -0800 | [diff] [blame] | 72 | " if (sqrt(2.0) > 5.0) {\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 73 | " sk_FragColor = vec4(0.75);\n" |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 74 | " } else {\n" |
| 75 | " discard;\n" |
| 76 | " }\n" |
| 77 | " int i = 0;\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 78 | " while (i < 10) sk_FragColor *= 0.5;\n" |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 79 | " do {\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 80 | " sk_FragColor += 0.01;\n" |
Ethan Nicholas | 9e1138d | 2016-11-21 10:39:35 -0500 | [diff] [blame] | 81 | " } while (sk_FragColor.x < 0.75);\n" |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 82 | " for (int i = 0;i < 10; i++) {\n" |
| 83 | " if (i % 0 == 1) break; else continue;\n" |
| 84 | " }\n" |
| 85 | " return;\n" |
| 86 | "}\n"); |
| 87 | } |
| 88 | |
| 89 | DEF_TEST(SkSLFunctions, r) { |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 90 | test(r, |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 91 | "float foo(float v[2]) { return v[0] * v[1]; }" |
| 92 | "void bar(inout float x) { float y[2], z; y[0] = x; y[1] = x * 2; z = foo(y); x = z; }" |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 93 | "void main() { float x = 10; bar(x); sk_FragColor = vec4(x); }", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 94 | *SkSL::ShaderCapsFactory::Default(), |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 95 | "#version 400\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 96 | "out vec4 sk_FragColor;\n" |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 97 | "float foo(in float v[2]) {\n" |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 98 | " return v[0] * v[1];\n" |
| 99 | "}\n" |
| 100 | "void bar(inout float x) {\n" |
| 101 | " float y[2], z;\n" |
| 102 | " y[0] = x;\n" |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 103 | " y[1] = x * 2.0;\n" |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 104 | " z = foo(y);\n" |
| 105 | " x = z;\n" |
| 106 | "}\n" |
| 107 | "void main() {\n" |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 108 | " float x = 10.0;\n" |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 109 | " bar(x);\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 110 | " sk_FragColor = vec4(x);\n" |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 111 | "}\n"); |
| 112 | } |
| 113 | |
| 114 | DEF_TEST(SkSLOperators, r) { |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 115 | test(r, |
| 116 | "void main() {" |
| 117 | "float x = 1, y = 2;" |
| 118 | "int z = 3;" |
| 119 | "x = x + y * z * x * (y - z);" |
| 120 | "y = x / y / z;" |
| 121 | "z = (z / 2 % 3 << 4) >> 2 << 1;" |
ethannicholas | 08a9211 | 2016-11-09 13:26:45 -0800 | [diff] [blame] | 122 | "bool b = (x > 4) == x < 2 || 2 >= sqrt(2) && y <= z;" |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 123 | "x += 12;" |
| 124 | "x -= 12;" |
| 125 | "x *= y /= z = 10;" |
| 126 | "b ||= false;" |
| 127 | "b &&= true;" |
| 128 | "b ^^= false;" |
| 129 | "z |= 0;" |
| 130 | "z &= -1;" |
| 131 | "z ^= 0;" |
| 132 | "z >>= 2;" |
| 133 | "z <<= 4;" |
| 134 | "z %= 5;" |
| 135 | "}", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 136 | *SkSL::ShaderCapsFactory::Default(), |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 137 | "#version 400\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 138 | "out vec4 sk_FragColor;\n" |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 139 | "void main() {\n" |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 140 | " float x = 1.0, y = 2.0;\n" |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 141 | " int z = 3;\n" |
| 142 | " x = x + ((y * float(z)) * x) * (y - float(z));\n" |
| 143 | " y = (x / y) / float(z);\n" |
| 144 | " z = (((z / 2) % 3 << 4) >> 2) << 1;\n" |
ethannicholas | 08a9211 | 2016-11-09 13:26:45 -0800 | [diff] [blame] | 145 | " bool b = x > 4.0 == x < 2.0 || 2.0 >= sqrt(2.0) && y <= float(z);\n" |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 146 | " x += 12.0;\n" |
| 147 | " x -= 12.0;\n" |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 148 | " x *= (y /= float(z = 10));\n" |
| 149 | " b ||= false;\n" |
| 150 | " b &&= true;\n" |
| 151 | " b ^^= false;\n" |
| 152 | " z |= 0;\n" |
| 153 | " z &= -1;\n" |
| 154 | " z ^= 0;\n" |
| 155 | " z >>= 2;\n" |
| 156 | " z <<= 4;\n" |
| 157 | " z %= 5;\n" |
| 158 | "}\n"); |
| 159 | } |
| 160 | |
| 161 | DEF_TEST(SkSLMatrices, r) { |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 162 | test(r, |
| 163 | "void main() {" |
| 164 | "mat2x4 x = mat2x4(1);" |
| 165 | "mat3x2 y = mat3x2(1, 0, 0, 1, vec2(2, 2));" |
| 166 | "mat3x4 z = x * y;" |
| 167 | "vec3 v1 = mat3(1) * vec3(1);" |
| 168 | "vec3 v2 = vec3(1) * mat3(1);" |
| 169 | "}", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 170 | *SkSL::ShaderCapsFactory::Default(), |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 171 | "#version 400\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 172 | "out vec4 sk_FragColor;\n" |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 173 | "void main() {\n" |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 174 | " mat2x4 x = mat2x4(1.0);\n" |
| 175 | " mat3x2 y = mat3x2(1.0, 0.0, 0.0, 1.0, vec2(2.0, 2.0));\n" |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 176 | " mat3x4 z = x * y;\n" |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 177 | " vec3 v1 = mat3(1.0) * vec3(1.0);\n" |
| 178 | " vec3 v2 = vec3(1.0) * mat3(1.0);\n" |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 179 | "}\n"); |
| 180 | } |
| 181 | |
| 182 | DEF_TEST(SkSLInterfaceBlock, r) { |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 183 | test(r, |
| 184 | "uniform testBlock {" |
| 185 | "float x;" |
| 186 | "float y[2];" |
| 187 | "layout(binding=12) mat3x2 z;" |
| 188 | "bool w;" |
| 189 | "};" |
| 190 | "void main() {" |
| 191 | "}", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 192 | *SkSL::ShaderCapsFactory::Default(), |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 193 | "#version 400\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 194 | "out vec4 sk_FragColor;\n" |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 195 | "uniform testBlock {\n" |
| 196 | " float x;\n" |
| 197 | " float[2] y;\n" |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 198 | " layout (binding = 12) mat3x2 z;\n" |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 199 | " bool w;\n" |
| 200 | "};\n" |
| 201 | "void main() {\n" |
| 202 | "}\n"); |
| 203 | } |
| 204 | |
| 205 | DEF_TEST(SkSLStructs, r) { |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 206 | test(r, |
| 207 | "struct A {" |
| 208 | "int x;" |
| 209 | "int y;" |
| 210 | "} a1, a2;" |
| 211 | "A a3;" |
| 212 | "struct B {" |
| 213 | "float x;" |
| 214 | "float y[2];" |
| 215 | "layout(binding=1) A z;" |
| 216 | "};" |
| 217 | "B b1, b2, b3;" |
| 218 | "void main() {" |
| 219 | "}", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 220 | *SkSL::ShaderCapsFactory::Default(), |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 221 | "#version 400\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 222 | "out vec4 sk_FragColor;\n" |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 223 | "struct A {\n" |
| 224 | " int x;\n" |
| 225 | " int y;\n" |
Ethan Nicholas | 1967177 | 2016-11-28 16:30:17 -0500 | [diff] [blame] | 226 | "} a1, a2;\n" |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 227 | "A a3;\n" |
| 228 | "struct B {\n" |
| 229 | " float x;\n" |
| 230 | " float[2] y;\n" |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 231 | " layout (binding = 1) A z;\n" |
Ethan Nicholas | 1967177 | 2016-11-28 16:30:17 -0500 | [diff] [blame] | 232 | "} b1, b2, b3;\n" |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 233 | "void main() {\n" |
| 234 | "}\n"); |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 235 | } |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 236 | |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 237 | DEF_TEST(SkSLVersion, r) { |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 238 | test(r, |
| 239 | "in float test; void main() { sk_FragColor = vec4(0.75); }", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 240 | *SkSL::ShaderCapsFactory::Version450Core(), |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 241 | "#version 450 core\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 242 | "out vec4 sk_FragColor;\n" |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 243 | "in float test;\n" |
| 244 | "void main() {\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 245 | " sk_FragColor = vec4(0.75);\n" |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 246 | "}\n"); |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 247 | test(r, |
| 248 | "in float test; void main() { sk_FragColor = vec4(0.75); }", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 249 | *SkSL::ShaderCapsFactory::Version110(), |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 250 | "#version 110\n" |
| 251 | "varying float test;\n" |
| 252 | "void main() {\n" |
| 253 | " gl_FragColor = vec4(0.75);\n" |
| 254 | "}\n"); |
| 255 | } |
| 256 | |
Leon Scroggins | 857cb97 | 2016-11-11 18:44:37 +0000 | [diff] [blame] | 257 | DEF_TEST(SkSLUsesPrecisionModifiers, r) { |
Leon Scroggins | 857cb97 | 2016-11-11 18:44:37 +0000 | [diff] [blame] | 258 | test(r, |
| 259 | "void main() { float x = 0.75; highp float y = 1; }", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 260 | *SkSL::ShaderCapsFactory::Default(), |
Leon Scroggins | 857cb97 | 2016-11-11 18:44:37 +0000 | [diff] [blame] | 261 | "#version 400\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 262 | "out vec4 sk_FragColor;\n" |
Leon Scroggins | 857cb97 | 2016-11-11 18:44:37 +0000 | [diff] [blame] | 263 | "void main() {\n" |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 264 | " float x = 0.75;\n" |
| 265 | " float y = 1.0;\n" |
| 266 | "}\n"); |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 267 | test(r, |
| 268 | "void main() { float x = 0.75; highp float y = 1; }", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 269 | *SkSL::ShaderCapsFactory::UsesPrecisionModifiers(), |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 270 | "#version 400\n" |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 271 | "precision highp float;\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 272 | "out mediump vec4 sk_FragColor;\n" |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 273 | "void main() {\n" |
| 274 | " float x = 0.75;\n" |
| 275 | " highp float y = 1.0;\n" |
| 276 | "}\n"); |
| 277 | } |
| 278 | |
| 279 | DEF_TEST(SkSLMinAbs, r) { |
| 280 | test(r, |
| 281 | "void main() {" |
| 282 | "float x = -5;" |
| 283 | "x = min(abs(x), 6);" |
| 284 | "}", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 285 | *SkSL::ShaderCapsFactory::Default(), |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 286 | "#version 400\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 287 | "out vec4 sk_FragColor;\n" |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 288 | "void main() {\n" |
| 289 | " float x = -5.0;\n" |
| 290 | " x = min(abs(x), 6.0);\n" |
| 291 | "}\n"); |
| 292 | |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 293 | test(r, |
| 294 | "void main() {" |
| 295 | "float x = -5.0;" |
| 296 | "x = min(abs(x), 6.0);" |
| 297 | "}", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 298 | *SkSL::ShaderCapsFactory::CannotUseMinAndAbsTogether(), |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 299 | "#version 400\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 300 | "out vec4 sk_FragColor;\n" |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 301 | "void main() {\n" |
| 302 | " float minAbsHackVar0;\n" |
| 303 | " float minAbsHackVar1;\n" |
| 304 | " float x = -5.0;\n" |
| 305 | " x = ((minAbsHackVar0 = abs(x)) < (minAbsHackVar1 = 6.0) ? minAbsHackVar0 : " |
| 306 | "minAbsHackVar1);\n" |
| 307 | "}\n"); |
| 308 | } |
| 309 | |
ethannicholas | ad146f6 | 2016-10-14 06:40:02 -0700 | [diff] [blame] | 310 | DEF_TEST(SkSLNegatedAtan, r) { |
| 311 | test(r, |
| 312 | "void main() { vec2 x = vec2(1, 2); float y = atan(x.x, -(2 * x.y)); }", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 313 | *SkSL::ShaderCapsFactory::Default(), |
ethannicholas | ad146f6 | 2016-10-14 06:40:02 -0700 | [diff] [blame] | 314 | "#version 400\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 315 | "out vec4 sk_FragColor;\n" |
ethannicholas | ad146f6 | 2016-10-14 06:40:02 -0700 | [diff] [blame] | 316 | "void main() {\n" |
| 317 | " vec2 x = vec2(1.0, 2.0);\n" |
| 318 | " float y = atan(x.x, -(2.0 * x.y));\n" |
| 319 | "}\n"); |
ethannicholas | ad146f6 | 2016-10-14 06:40:02 -0700 | [diff] [blame] | 320 | test(r, |
| 321 | "void main() { vec2 x = vec2(1, 2); float y = atan(x.x, -(2 * x.y)); }", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 322 | *SkSL::ShaderCapsFactory::MustForceNegatedAtanParamToFloat(), |
ethannicholas | ad146f6 | 2016-10-14 06:40:02 -0700 | [diff] [blame] | 323 | "#version 400\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 324 | "out vec4 sk_FragColor;\n" |
ethannicholas | ad146f6 | 2016-10-14 06:40:02 -0700 | [diff] [blame] | 325 | "void main() {\n" |
| 326 | " vec2 x = vec2(1.0, 2.0);\n" |
| 327 | " float y = atan(x.x, -1.0 * (2.0 * x.y));\n" |
| 328 | "}\n"); |
| 329 | } |
| 330 | |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 331 | DEF_TEST(SkSLModifiersDeclaration, r) { |
| 332 | test(r, |
| 333 | "layout(blend_support_all_equations) out;" |
| 334 | "void main() { }", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 335 | *SkSL::ShaderCapsFactory::Default(), |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 336 | "#version 400\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 337 | "out vec4 sk_FragColor;\n" |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 338 | "layout (blend_support_all_equations) out ;\n" |
| 339 | "void main() {\n" |
| 340 | "}\n"); |
| 341 | } |
| 342 | |
| 343 | DEF_TEST(SkSLHex, r) { |
| 344 | test(r, |
| 345 | "void main() {" |
| 346 | "int i1 = 0x0;" |
| 347 | "int i2 = 0x1234abcd;" |
| 348 | "int i3 = 0x7fffffff;" |
| 349 | "int i4 = 0xffffffff;" |
| 350 | "int i5 = -0xbeef;" |
| 351 | "uint u1 = 0x0;" |
| 352 | "uint u2 = 0x1234abcd;" |
| 353 | "uint u3 = 0x7fffffff;" |
| 354 | "uint u4 = 0xffffffff;" |
| 355 | "}", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 356 | *SkSL::ShaderCapsFactory::Default(), |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 357 | "#version 400\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 358 | "out vec4 sk_FragColor;\n" |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 359 | "void main() {\n" |
| 360 | " int i1 = 0;\n" |
| 361 | " int i2 = 305441741;\n" |
| 362 | " int i3 = 2147483647;\n" |
| 363 | " int i4 = -1;\n" |
| 364 | " int i5 = -48879;\n" |
| 365 | " uint u1 = 0u;\n" |
| 366 | " uint u2 = 305441741u;\n" |
| 367 | " uint u3 = 2147483647u;\n" |
| 368 | " uint u4 = 4294967295u;\n" |
| 369 | "}\n"); |
| 370 | } |
| 371 | |
Ethan Nicholas | 4578a8e | 2016-11-01 11:57:42 -0400 | [diff] [blame] | 372 | DEF_TEST(SkSLVectorConstructors, r) { |
| 373 | test(r, |
| 374 | "vec2 v1 = vec2(1);" |
| 375 | "vec2 v2 = vec2(1, 2);" |
| 376 | "vec2 v3 = vec2(vec2(1));" |
| 377 | "vec2 v4 = vec2(vec3(1));" |
| 378 | "vec3 v5 = vec3(vec2(1), 1.0);" |
| 379 | "vec3 v6 = vec3(vec4(1, 2, 3, 4));" |
| 380 | "ivec2 v7 = ivec2(1);" |
| 381 | "ivec2 v8 = ivec2(vec2(1, 2));" |
| 382 | "vec2 v9 = vec2(ivec2(1, 2));", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 383 | *SkSL::ShaderCapsFactory::Default(), |
Ethan Nicholas | 4578a8e | 2016-11-01 11:57:42 -0400 | [diff] [blame] | 384 | "#version 400\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 385 | "out vec4 sk_FragColor;\n" |
Ethan Nicholas | 4578a8e | 2016-11-01 11:57:42 -0400 | [diff] [blame] | 386 | "vec2 v1 = vec2(1.0);\n" |
| 387 | "vec2 v2 = vec2(1.0, 2.0);\n" |
| 388 | "vec2 v3 = vec2(1.0);\n" |
| 389 | "vec2 v4 = vec2(vec3(1.0));\n" |
| 390 | "vec3 v5 = vec3(vec2(1.0), 1.0);\n" |
| 391 | "vec3 v6 = vec3(vec4(1.0, 2.0, 3.0, 4.0));\n" |
| 392 | "ivec2 v7 = ivec2(1);\n" |
| 393 | "ivec2 v8 = ivec2(vec2(1.0, 2.0));\n" |
| 394 | "vec2 v9 = vec2(ivec2(1, 2));\n"); |
| 395 | } |
| 396 | |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 397 | DEF_TEST(SkSLArrayConstructors, r) { |
| 398 | test(r, |
| 399 | "float test1[] = float[](1, 2, 3, 4);" |
| 400 | "vec2 test2[] = vec2[](vec2(1, 2), vec2(3, 4));" |
| 401 | "mat4 test3[] = mat4[]();", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 402 | *SkSL::ShaderCapsFactory::Default(), |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 403 | "#version 400\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 404 | "out vec4 sk_FragColor;\n" |
ethannicholas | 5961bc9 | 2016-10-12 06:39:56 -0700 | [diff] [blame] | 405 | "float test1[] = float[](1.0, 2.0, 3.0, 4.0);\n" |
| 406 | "vec2 test2[] = vec2[](vec2(1.0, 2.0), vec2(3.0, 4.0));\n" |
| 407 | "mat4 test3[] = mat4[]();\n"); |
ethannicholas | f789b38 | 2016-08-03 12:43:36 -0700 | [diff] [blame] | 408 | } |
ethannicholas | ddb37d6 | 2016-10-20 09:54:00 -0700 | [diff] [blame] | 409 | |
| 410 | DEF_TEST(SkSLDerivatives, r) { |
| 411 | test(r, |
| 412 | "void main() { float x = dFdx(1); }", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 413 | *SkSL::ShaderCapsFactory::Default(), |
ethannicholas | ddb37d6 | 2016-10-20 09:54:00 -0700 | [diff] [blame] | 414 | "#version 400\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 415 | "out vec4 sk_FragColor;\n" |
ethannicholas | ddb37d6 | 2016-10-20 09:54:00 -0700 | [diff] [blame] | 416 | "void main() {\n" |
| 417 | " float x = dFdx(1.0);\n" |
| 418 | "}\n"); |
ethannicholas | ddb37d6 | 2016-10-20 09:54:00 -0700 | [diff] [blame] | 419 | test(r, |
| 420 | "void main() { float x = 1; }", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 421 | *SkSL::ShaderCapsFactory::ShaderDerivativeExtensionString(), |
ethannicholas | ddb37d6 | 2016-10-20 09:54:00 -0700 | [diff] [blame] | 422 | "#version 400\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 423 | "out vec4 sk_FragColor;\n" |
ethannicholas | ddb37d6 | 2016-10-20 09:54:00 -0700 | [diff] [blame] | 424 | "void main() {\n" |
| 425 | " float x = 1.0;\n" |
| 426 | "}\n"); |
| 427 | test(r, |
| 428 | "void main() { float x = dFdx(1); }", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 429 | *SkSL::ShaderCapsFactory::ShaderDerivativeExtensionString(), |
ethannicholas | ddb37d6 | 2016-10-20 09:54:00 -0700 | [diff] [blame] | 430 | "#version 400\n" |
| 431 | "#extension GL_OES_standard_derivatives : require\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 432 | "out vec4 sk_FragColor;\n" |
ethannicholas | ddb37d6 | 2016-10-20 09:54:00 -0700 | [diff] [blame] | 433 | "void main() {\n" |
| 434 | " float x = dFdx(1.0);\n" |
| 435 | "}\n"); |
| 436 | } |
ethannicholas | 08a9211 | 2016-11-09 13:26:45 -0800 | [diff] [blame] | 437 | |
| 438 | DEF_TEST(SkSLConstantFolding, r) { |
| 439 | test(r, |
| 440 | "void main() {" |
| 441 | "float f_add = 32 + 2;" |
| 442 | "float f_sub = 32 - 2;" |
| 443 | "float f_mul = 32 * 2;" |
| 444 | "float f_div = 32 / 2;" |
| 445 | "float mixed = (12 > 2.0) ? (10 * 2 / 5 + 18 - 3) : 0;" |
| 446 | "int i_add = 32 + 2;" |
| 447 | "int i_sub = 32 - 2;" |
| 448 | "int i_mul = 32 * 2;" |
| 449 | "int i_div = 32 / 2;" |
| 450 | "int i_or = 12 | 6;" |
| 451 | "int i_and = 254 & 7;" |
| 452 | "int i_xor = 2 ^ 7;" |
| 453 | "int i_shl = 1 << 4;" |
| 454 | "int i_shr = 128 >> 2;" |
| 455 | "bool gt_it = 6 > 5;" |
| 456 | "bool gt_if = 6 > 6;" |
| 457 | "bool gt_ft = 6.0 > 5.0;" |
| 458 | "bool gt_ff = 6.0 > 6.0;" |
| 459 | "bool gte_it = 6 >= 6;" |
| 460 | "bool gte_if = 6 >= 7;" |
| 461 | "bool gte_ft = 6.0 >= 6.0;" |
| 462 | "bool gte_ff = 6.0 >= 7.0;" |
| 463 | "bool lte_it = 6 <= 6;" |
| 464 | "bool lte_if = 6 <= 5;" |
| 465 | "bool lte_ft = 6.0 <= 6.0;" |
| 466 | "bool lte_ff = 6.0 <= 5.0;" |
| 467 | "bool or_t = 1 == 1 || 2 == 8;" |
| 468 | "bool or_f = 1 > 1 || 2 == 8;" |
| 469 | "bool and_t = 1 == 1 && 2 <= 8;" |
| 470 | "bool and_f = 1 == 2 && 2 == 8;" |
| 471 | "bool xor_t = 1 == 1 ^^ 1 != 1;" |
| 472 | "bool xor_f = 1 == 1 ^^ 1 == 1;" |
| 473 | "int ternary = 10 > 5 ? 10 : 5;" |
| 474 | "}", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 475 | *SkSL::ShaderCapsFactory::Default(), |
ethannicholas | 08a9211 | 2016-11-09 13:26:45 -0800 | [diff] [blame] | 476 | "#version 400\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 477 | "out vec4 sk_FragColor;\n" |
ethannicholas | 08a9211 | 2016-11-09 13:26:45 -0800 | [diff] [blame] | 478 | "void main() {\n" |
| 479 | " float f_add = 34.0;\n" |
| 480 | " float f_sub = 30.0;\n" |
| 481 | " float f_mul = 64.0;\n" |
| 482 | " float f_div = 16.0;\n" |
| 483 | " float mixed = 19.0;\n" |
| 484 | " int i_add = 34;\n" |
| 485 | " int i_sub = 30;\n" |
| 486 | " int i_mul = 64;\n" |
| 487 | " int i_div = 16;\n" |
| 488 | " int i_or = 14;\n" |
| 489 | " int i_and = 6;\n" |
| 490 | " int i_xor = 5;\n" |
| 491 | " int i_shl = 16;\n" |
| 492 | " int i_shr = 32;\n" |
| 493 | " bool gt_it = true;\n" |
| 494 | " bool gt_if = false;\n" |
| 495 | " bool gt_ft = true;\n" |
| 496 | " bool gt_ff = false;\n" |
| 497 | " bool gte_it = true;\n" |
| 498 | " bool gte_if = false;\n" |
| 499 | " bool gte_ft = true;\n" |
| 500 | " bool gte_ff = false;\n" |
| 501 | " bool lte_it = true;\n" |
| 502 | " bool lte_if = false;\n" |
| 503 | " bool lte_ft = true;\n" |
| 504 | " bool lte_ff = false;\n" |
| 505 | " bool or_t = true;\n" |
| 506 | " bool or_f = false;\n" |
| 507 | " bool and_t = true;\n" |
| 508 | " bool and_f = false;\n" |
| 509 | " bool xor_t = true;\n" |
| 510 | " bool xor_f = false;\n" |
| 511 | " int ternary = 10;\n" |
| 512 | "}\n"); |
| 513 | } |
| 514 | |
| 515 | DEF_TEST(SkSLStaticIf, r) { |
| 516 | test(r, |
| 517 | "void main() {" |
| 518 | "int x;" |
| 519 | "if (true) x = 1;" |
| 520 | "if (2 > 1) x = 2; else x = 3;" |
| 521 | "if (1 > 2) x = 4; else x = 5;" |
| 522 | "if (false) x = 6;" |
| 523 | "}", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 524 | *SkSL::ShaderCapsFactory::Default(), |
ethannicholas | 08a9211 | 2016-11-09 13:26:45 -0800 | [diff] [blame] | 525 | "#version 400\n" |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 526 | "out vec4 sk_FragColor;\n" |
ethannicholas | 08a9211 | 2016-11-09 13:26:45 -0800 | [diff] [blame] | 527 | "void main() {\n" |
| 528 | " int x;\n" |
| 529 | " x = 1;\n" |
| 530 | " x = 2;\n" |
| 531 | " x = 5;\n" |
| 532 | " {\n" |
| 533 | " }\n" |
| 534 | "}\n"); |
| 535 | } |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 536 | |
Ethan Nicholas | 3605ace | 2016-11-21 15:59:48 -0500 | [diff] [blame] | 537 | DEF_TEST(SkSLCaps, r) { |
| 538 | test(r, |
| 539 | "void main() {" |
| 540 | "int x;" |
| 541 | "if (sk_Caps.externalTextureSupport) x = 1;" |
| 542 | "if (sk_Caps.fbFetchSupport) x = 2;" |
| 543 | "if (sk_Caps.dropsTileOnZeroDivide && sk_Caps.texelFetchSupport) x = 3;" |
| 544 | "if (sk_Caps.dropsTileOnZeroDivide && sk_Caps.canUseAnyFunctionInShader) x = 4;" |
| 545 | "}", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 546 | *SkSL::ShaderCapsFactory::VariousCaps(), |
Ethan Nicholas | 3605ace | 2016-11-21 15:59:48 -0500 | [diff] [blame] | 547 | "#version 400\n" |
| 548 | "out vec4 sk_FragColor;\n" |
| 549 | "void main() {\n" |
| 550 | " int x;\n" |
| 551 | " x = 1;\n" |
| 552 | " {\n" |
| 553 | " }\n" |
| 554 | " x = 3;\n" |
| 555 | " {\n" |
| 556 | " }\n" |
| 557 | "}\n"); |
| 558 | } |
| 559 | |
Ethan Nicholas | 2b3dab6 | 2016-11-28 12:03:26 -0500 | [diff] [blame] | 560 | DEF_TEST(SkSLTexture, r) { |
| 561 | test(r, |
| 562 | "uniform sampler1D one;" |
| 563 | "uniform sampler2D two;" |
| 564 | "void main() {" |
| 565 | "vec4 a = texture(one, 0);" |
| 566 | "vec4 b = texture(two, vec2(0));" |
| 567 | "vec4 c = texture(one, vec2(0));" |
| 568 | "vec4 d = texture(two, vec3(0));" |
| 569 | "}", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 570 | *SkSL::ShaderCapsFactory::Default(), |
Ethan Nicholas | 2b3dab6 | 2016-11-28 12:03:26 -0500 | [diff] [blame] | 571 | "#version 400\n" |
| 572 | "out vec4 sk_FragColor;\n" |
| 573 | "uniform sampler1D one;\n" |
| 574 | "uniform sampler2D two;\n" |
| 575 | "void main() {\n" |
| 576 | " vec4 a = texture(one, 0.0);\n" |
| 577 | " vec4 b = texture(two, vec2(0.0));\n" |
| 578 | " vec4 c = textureProj(one, vec2(0.0));\n" |
| 579 | " vec4 d = textureProj(two, vec3(0.0));\n" |
| 580 | "}\n"); |
| 581 | test(r, |
| 582 | "uniform sampler1D one;" |
| 583 | "uniform sampler2D two;" |
| 584 | "void main() {" |
| 585 | "vec4 a = texture(one, 0);" |
| 586 | "vec4 b = texture(two, vec2(0));" |
| 587 | "vec4 c = texture(one, vec2(0));" |
| 588 | "vec4 d = texture(two, vec3(0));" |
| 589 | "}", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 590 | *SkSL::ShaderCapsFactory::Version110(), |
Ethan Nicholas | 2b3dab6 | 2016-11-28 12:03:26 -0500 | [diff] [blame] | 591 | "#version 110\n" |
| 592 | "uniform sampler1D one;\n" |
| 593 | "uniform sampler2D two;\n" |
| 594 | "void main() {\n" |
| 595 | " vec4 a = texture1D(one, 0.0);\n" |
| 596 | " vec4 b = texture2D(two, vec2(0.0));\n" |
| 597 | " vec4 c = texture1DProj(one, vec2(0.0));\n" |
| 598 | " vec4 d = texture2DProj(two, vec3(0.0));\n" |
| 599 | "}\n"); |
| 600 | } |
| 601 | |
Ethan Nicholas | 1967177 | 2016-11-28 16:30:17 -0500 | [diff] [blame] | 602 | DEF_TEST(SkSLOffset, r) { |
| 603 | test(r, |
| 604 | "struct Test {" |
| 605 | "layout(offset = 0) int x;" |
| 606 | "layout(offset = 4) int y;" |
| 607 | "int z;" |
| 608 | "} test;", |
Brian Salomon | f1dd677 | 2016-11-29 15:27:52 -0500 | [diff] [blame] | 609 | *SkSL::ShaderCapsFactory::Default(), |
Ethan Nicholas | 1967177 | 2016-11-28 16:30:17 -0500 | [diff] [blame] | 610 | "#version 400\n" |
| 611 | "out vec4 sk_FragColor;\n" |
| 612 | "struct Test {\n" |
| 613 | " layout (offset = 0) int x;\n" |
| 614 | " layout (offset = 4) int y;\n" |
| 615 | " int z;\n" |
| 616 | "} test;\n"); |
| 617 | } |
Ethan Nicholas | 941e7e2 | 2016-12-12 15:33:30 -0500 | [diff] [blame^] | 618 | |
| 619 | DEF_TEST(SkSLFragCoord, r) { |
| 620 | SkSL::Program::Settings settings; |
| 621 | settings.fFlipY = true; |
| 622 | sk_sp<GrShaderCaps> caps = SkSL::ShaderCapsFactory::FragCoordsOld(); |
| 623 | settings.fCaps = caps.get(); |
| 624 | SkSL::Program::Inputs inputs; |
| 625 | test(r, |
| 626 | "void main() { sk_FragColor.xy = sk_FragCoord.xy; }", |
| 627 | settings, |
| 628 | "#version 110\n" |
| 629 | "#extension GL_ARB_fragment_coord_conventions : require\n" |
| 630 | "layout(origin_upper_left) in vec4 gl_FragCoord;\n" |
| 631 | "void main() {\n" |
| 632 | " gl_FragColor.xy = gl_FragCoord.xy;\n" |
| 633 | "}\n", |
| 634 | &inputs); |
| 635 | REPORTER_ASSERT(r, !inputs.fRTHeight); |
| 636 | |
| 637 | caps = SkSL::ShaderCapsFactory::FragCoordsNew(); |
| 638 | settings.fCaps = caps.get(); |
| 639 | test(r, |
| 640 | "void main() { sk_FragColor.xy = sk_FragCoord.xy; }", |
| 641 | settings, |
| 642 | "#version 400\n" |
| 643 | "layout(origin_upper_left) in vec4 gl_FragCoord;\n" |
| 644 | "out vec4 sk_FragColor;\n" |
| 645 | "void main() {\n" |
| 646 | " sk_FragColor.xy = gl_FragCoord.xy;\n" |
| 647 | "}\n", |
| 648 | &inputs); |
| 649 | REPORTER_ASSERT(r, !inputs.fRTHeight); |
| 650 | |
| 651 | caps = SkSL::ShaderCapsFactory::Default(); |
| 652 | settings.fCaps = caps.get(); |
| 653 | test(r, |
| 654 | "void main() { sk_FragColor.xy = sk_FragCoord.xy; }", |
| 655 | settings, |
| 656 | "#version 400\n" |
| 657 | "uniform float u_skRTHeight;\n" |
| 658 | "out vec4 sk_FragColor;\n" |
| 659 | "void main() {\n" |
| 660 | " vec2 _sktmpCoord = gl_FragCoord.xy;\n" |
| 661 | " vec4 sk_FragCoord = vec4(_sktmpCoord.x, u_skRTHeight - _sktmpCoord.y, 1.0, 1.0);\n" |
| 662 | " sk_FragColor.xy = sk_FragCoord.xy;\n" |
| 663 | "}\n", |
| 664 | &inputs); |
| 665 | REPORTER_ASSERT(r, inputs.fRTHeight); |
| 666 | |
| 667 | settings.fFlipY = false; |
| 668 | test(r, |
| 669 | "void main() { sk_FragColor.xy = sk_FragCoord.xy; }", |
| 670 | settings, |
| 671 | "#version 400\n" |
| 672 | "out vec4 sk_FragColor;\n" |
| 673 | "void main() {\n" |
| 674 | " sk_FragColor.xy = gl_FragCoord.xy;\n" |
| 675 | "}\n", |
| 676 | &inputs); |
| 677 | REPORTER_ASSERT(r, !inputs.fRTHeight); |
| 678 | } |
| 679 | |
Ethan Nicholas | 7ef4b74 | 2016-11-11 15:16:46 -0500 | [diff] [blame] | 680 | #endif |