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d3dx9: Add 'asin' preshader opcode. 

Signed-off-by: Paul Gofman <gofmanp@gmail.com>
Signed-off-by: Matteo Bruni <mbruni@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
oldstable
Paul Gofman 2017-05-19 14:56:33 +03:00 committed by Alexandre Julliard
parent 1762f89ff2
commit 5d887de728
2 changed files with 20 additions and 0 deletions
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18
dlls/d3dx9_36/preshader.c
View File

@ -37,6 +37,7 @@ enum pres_ops
PRESHADER_OP_RSQ,
PRESHADER_OP_SIN,
PRESHADER_OP_COS,
PRESHADER_OP_ASIN,
PRESHADER_OP_MIN,
PRESHADER_OP_MAX,
PRESHADER_OP_LT,
@ -51,6 +52,21 @@ enum pres_ops
typedef double (*pres_op_func)(double *args, int n);
static double to_signed_nan(double v)
{
static const union
{
ULONG64 ulong64_value;
double double_value;
}
signed_nan =
{
0xfff8000000000000
};
return isnan(v) ? signed_nan.double_value : v;
}
static double pres_mov(double *args, int n) {return args[0];}
static double pres_add(double *args, int n) {return args[0] + args[1];}
static double pres_mul(double *args, int n) {return args[0] * args[1];}
@ -110,6 +126,7 @@ static double pres_log(double *args, int n)
return log(v) / log(2);
#endif
}
static double pres_asin(double *args, int n) {return to_signed_nan(asin(args[0]));}
#define PRES_OPCODE_MASK 0x7ff00000
#define PRES_OPCODE_SHIFT 20
@ -143,6 +160,7 @@ static const struct op_info pres_op_info[] =
{0x107, "rsq", 1, 0, pres_rsq}, /* PRESHADER_OP_RSQ */
{0x108, "sin", 1, 0, pres_sin}, /* PRESHADER_OP_SIN */
{0x109, "cos", 1, 0, pres_cos}, /* PRESHADER_OP_COS */
{0x10a, "asin", 1, 0, pres_asin}, /* PRESHADER_OP_ASIN */
{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 */

2
dlls/d3dx9_36/tests/effect.c
View File

@ -4556,6 +4556,8 @@ static void test_effect_preshader_ops(IDirect3DDevice9 *device)
{0.0f, -0.0f, -2.2f, 3.402823466e+38f}, {1.0f, 2.0f, -3.0f, 4.0f}},
{"log", 0x10600001, 1, {0, 0x40000000, 0x3f9199b7, 0x43000000},
{0.0f, 4.0f, -2.2f, 3.402823466e+38f}, {1.0f, 2.0f, -3.0f, 4.0f}},
{"asin", 0x10a00001, 1, {0xbe9c00ad, 0xffc00000, 0xffc00000, 0xffc00000},
{-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}},
};