From 5489ad086f77e548905c98ccd27cd626d706d5f9 Mon Sep 17 00:00:00 2001 From: Kenneth Graunke Date: Wed, 21 Jul 2010 18:26:00 -0700 Subject: [PATCH] ir_constant_expression: Add support for the "length" builtin. --- src/glsl/ir_constant_expression.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/glsl/ir_constant_expression.cpp b/src/glsl/ir_constant_expression.cpp index c4a416aa355..83d1b34bed6 100644 --- a/src/glsl/ir_constant_expression.cpp +++ b/src/glsl/ir_constant_expression.cpp @@ -925,7 +925,7 @@ ir_call::constant_expression_value() } else if (strcmp(callee, "inversesqrt") == 0) { expr = new(mem_ctx) ir_expression(ir_unop_rsq, type, op[0], NULL); } else if (strcmp(callee, "length") == 0) { - return NULL; /* FINISHME: implement this */ + return new(mem_ctx) ir_constant(sqrtf(dot(op[0], op[0]))); } else if (strcmp(callee, "lessThan") == 0) { assert(op[0]->type->is_vector() && op[1] && op[1]->type->is_vector()); for (unsigned c = 0; c < op[0]->type->components(); c++) { -- 2.30.2