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vkd3d-shader/hlsl: Support sin() intrinsic.

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This commit is contained in:
Francisco Casas
2023-01-13 15:22:13 -03:00
committed by Alexandre Julliard
parent b65c450101
commit 3239ea5ff1
Notes: Alexandre Julliard 2023-01-19 22:45:36 +01:00 
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Zebediah Figura (@zfigura)
Approved-by: Henri Verbeet (@hverbeet)
Approved-by: Alexandre Julliard (@julliard)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/62
3 changed files with 43 additions and 3 deletions
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12
libs/vkd3d-shader/hlsl.y
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@@ -2736,6 +2736,17 @@ static bool intrinsic_saturate(struct hlsl_ctx *ctx,
return !!add_unary_arithmetic_expr(ctx, params->instrs, HLSL_OP1_SAT, arg, loc);
}
static bool intrinsic_sin(struct hlsl_ctx *ctx,
const struct parse_initializer *params, const struct vkd3d_shader_location *loc)
{
struct hlsl_ir_node *arg;
if (!(arg = intrinsic_float_convert_arg(ctx, params, params->args[0], loc)))
return false;
return !!add_unary_arithmetic_expr(ctx, params->instrs, HLSL_OP1_SIN, arg, loc);
}
/* smoothstep(a, b, x) = p^2 (3 - 2p), where p = saturate((x - a)/(b - a)) */
static bool intrinsic_smoothstep(struct hlsl_ctx *ctx,
const struct parse_initializer *params, const struct vkd3d_shader_location *loc)
@@ -2880,6 +2891,7 @@ intrinsic_functions[] =
{"pow", 2, true, intrinsic_pow},
{"round", 1, true, intrinsic_round},
{"saturate", 1, true, intrinsic_saturate},
{"sin", 1, true, intrinsic_sin},
{"smoothstep", 3, true, intrinsic_smoothstep},
{"transpose", 1, true, intrinsic_transpose},
};