From: Nikolay Sivov nsivov@codeweavers.com
--- libs/vkd3d-shader/hlsl.y | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+)
diff --git a/libs/vkd3d-shader/hlsl.y b/libs/vkd3d-shader/hlsl.y index 71eedfa5..213322dc 100644 --- a/libs/vkd3d-shader/hlsl.y +++ b/libs/vkd3d-shader/hlsl.y @@ -2485,6 +2485,26 @@ 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 (!elementwise_intrinsic_float_convert_args(ctx, params, loc)) + return false; + + 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 +2993,7 @@ 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},