diff options
Diffstat (limited to 'chromium/third_party/glslang/src/Test/precise_struct_block.vert')
-rw-r--r-- | chromium/third_party/glslang/src/Test/precise_struct_block.vert | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/chromium/third_party/glslang/src/Test/precise_struct_block.vert b/chromium/third_party/glslang/src/Test/precise_struct_block.vert new file mode 100644 index 00000000000..279b4b09df5 --- /dev/null +++ b/chromium/third_party/glslang/src/Test/precise_struct_block.vert @@ -0,0 +1,89 @@ +#version 450 + +struct T { + float f1; + float f2; +}; + +out B1 {precise T s; float x;} partial_precise_block; +precise out B2 {T s; float x;} all_precise_block; + +float struct_member() { + float a = 1.0; + float b = 2.0; + float c = 3.0; + float d = 4.0; + + precise float result; + + T S, S2, S3; + + S2.f1 = a + 0.2; // NoContraction + S2.f2 = b + 0.2; // NOT NoContraction + S3.f1 = a + b; // NOT NoContraction + S = S2; // "precise" propagated through parent object nodes + result = S.f1 + 0.1; // the ADD operation should be NoContraction + + return result; +} + +float complex_array_struct() { + precise float result; + struct T1 { + float t1_array[3]; + float t1_scalar; + }; + struct T2 { + T1 t1a[5]; + T1 t1b[6]; + T1 t1c[7]; + }; + struct T3 {float f; T2 t2; vec4 v; int p;}; + T3 t3[10]; + for(int i=0; i<10; i++) { + t3[i].f = i / 3.0; // Not NoContraction + t3[i].v = vec4(i * 1.5); // NoContraction + t3[i].p = i + 1; + for(int j=0; j<5; j++) { + for(int k = 0; k<3; k++) { + t3[i].t2.t1a[j].t1_array[k] = i * j + k; // Not NoContraction + } + t3[i].t2.t1a[j].t1_scalar = j * 2.0 / i; // Not NoContration + } + + for(int j=0; j<6; j++) { + for(int k = 0; k<3; k++) { + t3[i].t2.t1b[j].t1_array[k] = i * j + k; // Not NoContraction + } + t3[i].t2.t1b[j].t1_scalar = j * 2.0 / i; // NoContraction + } + + for(int j=0; j<6; j++) { + for(int k = 0; k<3; k++) { + t3[i].t2.t1c[j].t1_array[k] = i * j + k; // Not NoContraction because all operands are integers + } + t3[i].t2.t1c[j].t1_scalar = j * 2.0 / i; // Not NoContraction + } + } + int i = 2; + result = t3[5].t2.t1c[6].t1_array[1] + + t3[2].t2.t1b[1].t1_scalar + + t3[i - 1].v.xy.x; // NoContraction + return result; +} + +float out_block() { + float a = 0.1; + float b = 0.2; + partial_precise_block.s.f1 = a + b; // NoContraction + partial_precise_block.s.f2 = a - b; // NoContraction + partial_precise_block.x = a * b; // Not NoContraction + + all_precise_block.s.f1 = a + b + 1.0; // NoContraction + all_precise_block.s.f2 = a - b - 1.0; // NoContraction + all_precise_block.x = a * b * 2.0; // Also NoContraction + + return a + b; // Not NoContraction +} + +void main(){} |