From: Giovanni Mascellani <gmascellani(a)codeweavers.com>
Signed-off-by: Giovanni Mascellani <gmascellani(a)codeweavers.com>
---
libs/vkd3d-shader/hlsl.y | 29 +++++++++++++++++++++++++++++
1 file changed, 29 insertions(+)
diff --git a/libs/vkd3d-shader/hlsl.y b/libs/vkd3d-shader/hlsl.y
index fc3b31a4..1bdc1433 100644
--- a/libs/vkd3d-shader/hlsl.y
+++ b/libs/vkd3d-shader/hlsl.y
@@ -2278,6 +2278,34 @@ static bool intrinsic_mul(struct hlsl_ctx *ctx,
return !!add_implicit_conversion(ctx, params->instrs, &load->node,
ret_type, loc);
}
+static bool intrinsic_normalize(struct hlsl_ctx *ctx,
+ const struct parse_initializer *params, const struct vkd3d_shader_location *loc)
+{
+ struct hlsl_type *type = params->args[0]->data_type;
+ struct hlsl_ir_node *dot, *rsq, *arg;
+
+ if (type->type == HLSL_CLASS_MATRIX)
+ {
+ struct vkd3d_string_buffer *string;
+
+ if ((string = hlsl_type_to_string(ctx, type)))
+ hlsl_error(ctx, loc, VKD3D_SHADER_ERROR_HLSL_INVALID_TYPE,
+ "Invalid type %s.", string->buffer);
+ hlsl_release_string_buffer(ctx, string);
+ }
+
+ if (!(arg = intrinsic_float_convert_arg(ctx, params, params->args[0], loc)))
+ return false;
+
+ if (!(dot = add_binary_dot_expr(ctx, params->instrs, arg, arg, loc)))
+ return false;
+
+ if (!(rsq = add_unary_arithmetic_expr(ctx, params->instrs, HLSL_OP1_RSQ, dot,
loc)))
+ return false;
+
+ return !!add_binary_arithmetic_expr(ctx, params->instrs, HLSL_OP2_MUL, rsq, arg,
loc);
+}
+
static bool intrinsic_pow(struct hlsl_ctx *ctx,
const struct parse_initializer *params, const struct vkd3d_shader_location *loc)
{
@@ -2342,6 +2370,7 @@ intrinsic_functions[] =
{"max", 2, true, intrinsic_max},
{"min", 2, true, intrinsic_min},
{"mul", 2, true, intrinsic_mul},
+ {"normalize", 1, true, intrinsic_normalize},
{"pow", 2, true, intrinsic_pow},
{"round", 1, true, intrinsic_round},
{"saturate", 1, true, intrinsic_saturate},
--
GitLab
https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/23