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author | marha <marha@users.sourceforge.net> | 2014-04-23 22:41:48 +0200 |
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committer | marha <marha@users.sourceforge.net> | 2014-04-23 22:41:48 +0200 |
commit | d26ea2f474c48afa7d3c261572da5d85b7b62bd8 (patch) | |
tree | f4b1f3cac1b011283ae536868c3aee42bc14ff07 /mesalib/src/glsl/builtin_functions.cpp | |
parent | dda1497a1e88c6cb8b8d91a7bc61283b697e8ea0 (diff) | |
download | vcxsrv-d26ea2f474c48afa7d3c261572da5d85b7b62bd8.tar.gz vcxsrv-d26ea2f474c48afa7d3c261572da5d85b7b62bd8.tar.bz2 vcxsrv-d26ea2f474c48afa7d3c261572da5d85b7b62bd8.zip |
fontconfig mesa xserver xkeyboard-config pixman git update 23 Apr 2014
xserver commit 99f0365b1fbdfd9238b9f5cc28491e4e6c7324f1
xkeyboard-config commit b5eb5418e5a9d76b172faadf6901bc9c83f2ddad
pixman commit 5f661ee719be25c3aa0eb0d45e0db23a37e76468
fontconfig commit 81664fe54f117e4781fda5a30429b51858302e91
mesa commit fd92346c53ed32709c7b56ce58fb9c9bf43ce9a8
Diffstat (limited to 'mesalib/src/glsl/builtin_functions.cpp')
-rw-r--r-- | mesalib/src/glsl/builtin_functions.cpp | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/mesalib/src/glsl/builtin_functions.cpp b/mesalib/src/glsl/builtin_functions.cpp index 26ea9231f..3991f9d8d 100644 --- a/mesalib/src/glsl/builtin_functions.cpp +++ b/mesalib/src/glsl/builtin_functions.cpp @@ -62,6 +62,12 @@ #include "program/prog_instruction.h" #include <limits> +#define f(x) join(x) +#define join(x) x ## f +#define M_PIf f(M_PI) +#define M_PI_2f f(M_PI_2) +#define M_PI_4f f(M_PI_4) + using namespace ir_builder; /** @@ -2538,11 +2544,11 @@ ir_expression * builtin_builder::asin_expr(ir_variable *x) { return mul(sign(x), - sub(imm(1.5707964f), + sub(imm(M_PI_2f), mul(sqrt(sub(imm(1.0f), abs(x))), - add(imm(1.5707964f), + add(imm(M_PI_2f), mul(abs(x), - add(imm(-0.21460183f), + add(imm(M_PI_4f - 1.0f), mul(abs(x), add(imm(0.086566724f), mul(abs(x), imm(-0.03102955f)))))))))); @@ -2586,7 +2592,7 @@ builtin_builder::_acos(const glsl_type *type) ir_variable *x = in_var(type, "x"); MAKE_SIG(type, always_available, 1, x); - body.emit(ret(sub(imm(1.5707964f), asin_expr(x)))); + body.emit(ret(sub(imm(M_PI_2f), asin_expr(x)))); return sig; } @@ -2623,13 +2629,13 @@ builtin_builder::_atan2(const glsl_type *type) ir_if *inner_if = new(mem_ctx) ir_if(less(x, imm(0.0f))); inner_if->then_instructions.push_tail( if_tree(gequal(y, imm(0.0f)), - assign(r, add(r, imm(3.141593f))), - assign(r, sub(r, imm(3.141593f))))); + assign(r, add(r, imm(M_PIf))), + assign(r, sub(r, imm(M_PIf))))); outer_then.emit(inner_if); /* Else... */ outer_if->else_instructions.push_tail( - assign(r, mul(sign(y), imm(1.5707965f)))); + assign(r, mul(sign(y), imm(M_PI_2f)))); body.emit(outer_if); |