Paul Gofman : d3dx9: Add 'atan' preshader opcode.

Alexandre Julliard julliard at winehq.org
Mon May 22 15:54:04 CDT 2017


Module: wine
Branch: master
Commit: 89043af09f88925d33df02324d89d55af0ce6094
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=89043af09f88925d33df02324d89d55af0ce6094

Author: Paul Gofman <gofmanp at gmail.com>
Date:   Fri May 19 14:56:35 2017 +0300

d3dx9: Add 'atan' preshader opcode.

Signed-off-by: Paul Gofman <gofmanp at gmail.com>
Signed-off-by: Matteo Bruni <mbruni at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/d3dx9_36/preshader.c    | 3 +++
 dlls/d3dx9_36/tests/effect.c | 2 ++
 2 files changed, 5 insertions(+)

diff --git a/dlls/d3dx9_36/preshader.c b/dlls/d3dx9_36/preshader.c
index 05618b9..72f6ff5 100644
--- a/dlls/d3dx9_36/preshader.c
+++ b/dlls/d3dx9_36/preshader.c
@@ -39,6 +39,7 @@ enum pres_ops
     PRESHADER_OP_COS,
     PRESHADER_OP_ASIN,
     PRESHADER_OP_ACOS,
+    PRESHADER_OP_ATAN,
     PRESHADER_OP_MIN,
     PRESHADER_OP_MAX,
     PRESHADER_OP_LT,
@@ -129,6 +130,7 @@ static double pres_log(double *args, int n)
 }
 static double pres_asin(double *args, int n) {return to_signed_nan(asin(args[0]));}
 static double pres_acos(double *args, int n) {return to_signed_nan(acos(args[0]));}
+static double pres_atan(double *args, int n) {return atan(args[0]);}
 
 #define PRES_OPCODE_MASK 0x7ff00000
 #define PRES_OPCODE_SHIFT 20
@@ -164,6 +166,7 @@ static const struct op_info pres_op_info[] =
     {0x109, "cos", 1, 0, pres_cos}, /* PRESHADER_OP_COS */
     {0x10a, "asin", 1, 0, pres_asin}, /* PRESHADER_OP_ASIN */
     {0x10b, "acos", 1, 0, pres_acos}, /* PRESHADER_OP_ACOS */
+    {0x10c, "atan", 1, 0, pres_atan}, /* PRESHADER_OP_ATAN */
     {0x200, "min", 2, 0, pres_min}, /* PRESHADER_OP_MIN */
     {0x201, "max", 2, 0, pres_max}, /* PRESHADER_OP_MAX */
     {0x202, "lt",  2, 0, pres_lt }, /* PRESHADER_OP_LT  */
diff --git a/dlls/d3dx9_36/tests/effect.c b/dlls/d3dx9_36/tests/effect.c
index b8c5737..ffdb1dd 100644
--- a/dlls/d3dx9_36/tests/effect.c
+++ b/dlls/d3dx9_36/tests/effect.c
@@ -4560,6 +4560,8 @@ static void test_effect_preshader_ops(IDirect3DDevice9 *device)
                 {-0.3f, 4.0f, -2.2f, 3.402823466e+38f}, {1.0f, 2.0f, -3.0f, 4.0f}},
         {"acos", 0x10b00001, 1, {0x3ff01006, 0xffc00000, 0xffc00000, 0xffc00000},
                 {-0.3f, 4.0f, -2.2f, 3.402823466e+38f}, {1.0f, 2.0f, -3.0f, 4.0f}},
+        {"atan", 0x10c00001, 1, {0xbe9539d4, 0x3fa9b465, 0xbf927420, 0x3fc90fdb},
+                {-0.3f, 4.0f, -2.2f, 3.402823466e+38f}, {1.0f, 2.0f, -3.0f, 4.0f}},
         {"0 * INF", 0x20500004, 2, {0xffc00000, 0xffc00000, 0xc0d33334, 0x7f800000},
                 {0.0f, -0.0f, -2.2f, 3.402823466e+38f}, {INFINITY, INFINITY, 3.0f, 4.0f}},
     };




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