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vkd3d-shader/hlsl: Support the .Length property for Textures.

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Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=57686
This commit is contained in:
Francisco Casas
2025-04-07 18:55:04 -04:00
committed by Henri Verbeet
parent 2dce34d7e0
commit 7b21059ee5
Notes: Henri Verbeet 2025-04-14 17:16:49 +02:00 
Approved-by: Elizabeth Figura (@zfigura)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1452
2 changed files with 71 additions and 8 deletions
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63
libs/vkd3d-shader/hlsl.y
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@@ -6322,6 +6322,66 @@ static bool add_method_call(struct hlsl_ctx *ctx, struct hlsl_block *block, stru
}
}
static bool add_object_property_access(struct hlsl_ctx *ctx,
struct hlsl_block *block, struct hlsl_ir_node *object, const char *name,
const struct vkd3d_shader_location *loc)
{
const struct hlsl_type *object_type = object->data_type;
struct hlsl_resource_load_params load_params;
struct hlsl_ir_node *zero;
unsigned int sampler_dim;
if (!strcmp(name, "Length"))
{
if (object_type->class != HLSL_CLASS_TEXTURE && object_type->class != HLSL_CLASS_UAV)
return false;
sampler_dim = hlsl_sampler_dim_count(object_type->sampler_dim);
switch (object_type->sampler_dim)
{
case HLSL_SAMPLER_DIM_1D:
case HLSL_SAMPLER_DIM_2D:
case HLSL_SAMPLER_DIM_3D:
case HLSL_SAMPLER_DIM_1DARRAY:
case HLSL_SAMPLER_DIM_2DARRAY:
case HLSL_SAMPLER_DIM_2DMS:
case HLSL_SAMPLER_DIM_2DMSARRAY:
break;
case HLSL_SAMPLER_DIM_BUFFER:
case HLSL_SAMPLER_DIM_STRUCTURED_BUFFER:
hlsl_fixme(ctx, loc, "'Length' property for buffers.");
block->value = ctx->error_instr;
return true;
default:
return false;
}
if (hlsl_version_lt(ctx, 4, 0))
{
hlsl_error(ctx, loc, VKD3D_SHADER_ERROR_HLSL_INCOMPATIBLE_PROFILE,
"'Length' property can only be used on profiles 4.0 or higher.");
block->value = ctx->error_instr;
return true;
}
zero = hlsl_block_add_uint_constant(ctx, block, 0, loc);
memset(&load_params, 0, sizeof(load_params));
load_params.type = HLSL_RESOURCE_RESINFO;
load_params.resource = object;
load_params.lod = zero;
load_params.format = hlsl_get_vector_type(ctx, HLSL_TYPE_UINT, sampler_dim);
hlsl_block_add_resource_load(ctx, block, &load_params, loc);
return true;
}
return false;
}
static void validate_texture_format_type(struct hlsl_ctx *ctx, struct hlsl_type *format,
const struct vkd3d_shader_location *loc)
{
@@ -9122,6 +9182,9 @@ postfix_expr:
$1->value = ctx->error_instr;
}
}
else if (add_object_property_access(ctx, $1, node, $3, &@2))
{
}
else if (node->data_type->class != HLSL_CLASS_ERROR)
{
hlsl_error(ctx, &@3, VKD3D_SHADER_ERROR_HLSL_INVALID_SYNTAX, "Invalid subscript \"%s\".", $3);