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vkd3d-shader/hlsl: Add tex2Dlod() function.

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Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
This commit is contained in:
Nikolay Sivov 2023-09-26 11:41:57 +02:00 committed by Alexandre Julliard
parent 852eefc01d
commit 522a0dfb56
Notes: Alexandre Julliard 2023-11-08 23:02:00 +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/366
2 changed files with 66 additions and 4 deletions
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46
libs/vkd3d-shader/hlsl.y
View File

@ -3547,7 +3547,7 @@ static bool intrinsic_tan(struct hlsl_ctx *ctx,
static bool intrinsic_tex(struct hlsl_ctx *ctx, const struct parse_initializer *params,
const struct vkd3d_shader_location *loc, const char *name, enum hlsl_sampler_dim dim)
{
struct hlsl_resource_load_params load_params = {.type = HLSL_RESOURCE_SAMPLE};
struct hlsl_resource_load_params load_params = { 0 };
const struct hlsl_type *sampler_type;
struct hlsl_ir_node *coords, *load;
@ -3576,10 +3576,41 @@ static bool intrinsic_tex(struct hlsl_ctx *ctx, const struct parse_initializer *
hlsl_release_string_buffer(ctx, string);
}
if (!(coords = add_implicit_conversion(ctx, params->instrs, params->args[1],
hlsl_get_vector_type(ctx, HLSL_TYPE_FLOAT, hlsl_sampler_dim_count(dim)), loc)))
if (!strcmp(name, "tex2Dlod"))
{
return false;
struct hlsl_ir_node *lod, *c;
load_params.type = HLSL_RESOURCE_SAMPLE_LOD;
if (!(c = hlsl_new_swizzle(ctx, HLSL_SWIZZLE(X, Y, Z, W), hlsl_sampler_dim_count(dim), params->args[1], loc)))
return false;
hlsl_block_add_instr(params->instrs, c);
if (!(coords = add_implicit_conversion(ctx, params->instrs, c, hlsl_get_vector_type(ctx, HLSL_TYPE_FLOAT,
hlsl_sampler_dim_count(dim)), loc)))
{
return false;
}
if (!(lod = hlsl_new_swizzle(ctx, HLSL_SWIZZLE(W, W, W, W), 1, params->args[1], loc)))
return false;
hlsl_block_add_instr(params->instrs, lod);
if (!(load_params.lod = add_implicit_conversion(ctx, params->instrs, lod,
hlsl_get_scalar_type(ctx, HLSL_TYPE_FLOAT), loc)))
{
return false;
}
}
else
{
load_params.type = HLSL_RESOURCE_SAMPLE;
if (!(coords = add_implicit_conversion(ctx, params->instrs, params->args[1],
hlsl_get_vector_type(ctx, HLSL_TYPE_FLOAT, hlsl_sampler_dim_count(dim)), loc)))
{
return false;
}
}
/* tex1D() functions never produce 1D resource declarations. For newer profiles half offset
@ -3638,6 +3669,12 @@ static bool intrinsic_tex2D(struct hlsl_ctx *ctx,
return intrinsic_tex(ctx, params, loc, "tex2D", HLSL_SAMPLER_DIM_2D);
}
static bool intrinsic_tex2Dlod(struct hlsl_ctx *ctx,
const struct parse_initializer *params, const struct vkd3d_shader_location *loc)
{
return intrinsic_tex(ctx, params, loc, "tex2Dlod", HLSL_SAMPLER_DIM_2D);
}
static bool intrinsic_tex3D(struct hlsl_ctx *ctx,
const struct parse_initializer *params, const struct vkd3d_shader_location *loc)
{
@ -3822,6 +3859,7 @@ intrinsic_functions[] =
{"tan", 1, true, intrinsic_tan},
{"tex1D", -1, false, intrinsic_tex1D},
{"tex2D", -1, false, intrinsic_tex2D},
{"tex2Dlod", 2, false, intrinsic_tex2Dlod},
{"tex3D", -1, false, intrinsic_tex3D},
{"texCUBE", -1, false, intrinsic_texCUBE},
{"transpose", 1, true, intrinsic_transpose},

24
tests/hlsl/sample-level.shader_test
View File

@ -34,3 +34,27 @@ probe all rgba (0.5, 0.0, 1.0, 0.0)
uniform 0 float4 1.0 0.0 0.0 0.0
todo(sm>=6) draw quad
probe all rgba (0.0, 0.0, 1.0, 0.0)
[require]
shader model >= 3.0
options: backcompat
[pixel shader fail(sm>=6)]
sampler s;
float level;
float4 main() : sv_target
{
return tex2Dlod(s, float4(0.5, 0.5, 0, level));
}
[test]
uniform 0 float4 0.0 0.0 0.0 0.0
draw quad
probe all rgba (1.0, 0.0, 1.0, 0.0)
uniform 0 float4 0.5 0.0 0.0 0.0
draw quad
probe all rgba (0.5, 0.0, 1.0, 0.0)
uniform 0 float4 1.0 0.0 0.0 0.0
draw quad
probe all rgba (0.0, 0.0, 1.0, 0.0)