From: Nikolay Sivov nsivov@codeweavers.com
--- Makefile.am | 1 + libs/vkd3d-shader/hlsl.y | 18 ++++++++++++++++++ tests/distance.shader_test | 14 ++++++++++++++ 3 files changed, 33 insertions(+) create mode 100644 tests/distance.shader_test
diff --git a/Makefile.am b/Makefile.am index f9199472..822906c8 100644 --- a/Makefile.am +++ b/Makefile.am @@ -59,6 +59,7 @@ vkd3d_shader_tests = \ tests/cbuffer.shader_test \ tests/compute.shader_test \ tests/conditional.shader_test \ + tests/distance.shader_test \ tests/entry-point-semantics.shader_test \ tests/exp.shader_test \ tests/floor.shader_test \ diff --git a/libs/vkd3d-shader/hlsl.y b/libs/vkd3d-shader/hlsl.y index 71eedfa5..d9cb6546 100644 --- a/libs/vkd3d-shader/hlsl.y +++ b/libs/vkd3d-shader/hlsl.y @@ -2485,6 +2485,23 @@ static bool intrinsic_cross(struct hlsl_ctx *ctx, return !!add_binary_arithmetic_expr(ctx, params->instrs, HLSL_OP2_ADD, mul2, mul1_neg, loc); }
+static bool intrinsic_distance(struct hlsl_ctx *ctx, + const struct parse_initializer *params, const struct vkd3d_shader_location *loc) +{ + struct hlsl_ir_node *neg, *add, *dot; + + if (!(neg = add_unary_arithmetic_expr(ctx, params->instrs, HLSL_OP1_NEG, params->args[1], loc))) + return false; + + if (!(add = add_binary_arithmetic_expr(ctx, params->instrs, HLSL_OP2_ADD, params->args[0], neg, loc))) + return false; + + if (!(dot = add_binary_dot_expr(ctx, params->instrs, add, add, loc))) + return false; + + return !!add_unary_arithmetic_expr(ctx, params->instrs, HLSL_OP1_SQRT, dot, loc); +} + static bool intrinsic_dot(struct hlsl_ctx *ctx, const struct parse_initializer *params, const struct vkd3d_shader_location *loc) { @@ -2973,6 +2990,7 @@ intrinsic_functions[] = {"clamp", 3, true, intrinsic_clamp}, {"cos", 1, true, intrinsic_cos}, {"cross", 2, true, intrinsic_cross}, + {"distance", 2, true, intrinsic_distance}, {"dot", 2, true, intrinsic_dot}, {"exp", 1, true, intrinsic_exp}, {"exp2", 1, true, intrinsic_exp2}, diff --git a/tests/distance.shader_test b/tests/distance.shader_test new file mode 100644 index 00000000..39c23eaf --- /dev/null +++ b/tests/distance.shader_test @@ -0,0 +1,14 @@ +[pixel shader] +uniform float4 x; +uniform float4 y; + +float4 main() : sv_target +{ + return distance(x, y); +} + +[test] +uniform 0 float4 -2.0 3.0 4.0 0.1 +uniform 1 float4 2.0 -1.0 4.0 5.0 +draw quad +probe all rgba (8.3666, 8.3666, 8.3666, 8.3666) 1