From: Kenneth Graunke <kenneth@whitecape.org>
Date: Thu, 22 Jul 2010 00:58:03 +0000 (-0700)
Subject: ir_constant_expression: Add support for the "radians" builtin.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=0afe3493221c6a676bcc045aca508bb08f58a4f4;p=mesa.git

ir_constant_expression: Add support for the "radians" builtin.
---

diff --git a/src/glsl/ir_constant_expression.cpp b/src/glsl/ir_constant_expression.cpp
index aedc661025e..bc1261b0b95 100644
--- a/src/glsl/ir_constant_expression.cpp
+++ b/src/glsl/ir_constant_expression.cpp
@@ -906,7 +906,9 @@ ir_call::constant_expression_value()
    } else if (strcmp(callee, "pow") == 0) {
       expr = new(mem_ctx) ir_expression(ir_binop_pow, type, op[0], op[1]);
    } else if (strcmp(callee, "radians") == 0) {
-      return NULL; /* FINISHME: implement this */
+      assert(op[0]->type->is_float());
+      for (unsigned c = 0; c < op[0]->type->components(); c++)
+	 data.f[c] = M_PI/180.0 * op[0]->value.f[c];
    } else if (strcmp(callee, "reflect") == 0) {
       return NULL; /* FINISHME: implement this */
    } else if (strcmp(callee, "refract") == 0) {