From db9b8c062fe8ebb7321a24207f2887a28b31a55d Mon Sep 17 00:00:00 2001 From: Kenneth Graunke Date: Mon, 15 Nov 2010 13:58:51 -0800 Subject: glsl: Implement the asinh, acosh, and atanh built-in functions. --- src/glsl/builtins/ir/atanh | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 src/glsl/builtins/ir/atanh (limited to 'src/glsl/builtins/ir/atanh') diff --git a/src/glsl/builtins/ir/atanh b/src/glsl/builtins/ir/atanh new file mode 100644 index 0000000000..5559e97406 --- /dev/null +++ b/src/glsl/builtins/ir/atanh @@ -0,0 +1,37 @@ +((function atanh + (signature float + (parameters + (declare (in) float x)) + ((return (expression float * (constant float (0.5)) + (expression float log + (expression float / + (expression float + (constant float (1)) (var_ref x)) + (expression float - (constant float (1)) (var_ref x)))))))) + + (signature vec2 + (parameters + (declare (in) vec2 x)) + ((return (expression vec2 * (constant vec2 (0.5)) + (expression vec2 log + (expression vec2 / + (expression vec2 + (constant vec2 (1)) (var_ref x)) + (expression vec2 - (constant vec2 (1)) (var_ref x)))))))) + + (signature vec3 + (parameters + (declare (in) vec3 x)) + ((return (expression vec3 * (constant vec3 (0.5)) + (expression vec3 log + (expression vec3 / + (expression vec3 + (constant vec3 (1)) (var_ref x)) + (expression vec3 - (constant vec3 (1)) (var_ref x)))))))) + + (signature vec4 + (parameters + (declare (in) vec4 x)) + ((return (expression vec4 * (constant vec4 (0.5)) + (expression vec4 log + (expression vec4 / + (expression vec4 + (constant vec4 (1)) (var_ref x)) + (expression vec4 - (constant vec4 (1)) (var_ref x)))))))) +)) -- cgit v1.2.3