From: Zebediah Figura zfigura@codeweavers.com
--- Modifications: * Using new hlsl_resource_load_params struct. * Removed `HLSL_OP2_SAMPLE` from enum hlsl_ir_expr_op, since it is not used. --- libs/vkd3d-shader/hlsl.y | 61 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 61 insertions(+)
diff --git a/libs/vkd3d-shader/hlsl.y b/libs/vkd3d-shader/hlsl.y index 697b895d..1166673c 100644 --- a/libs/vkd3d-shader/hlsl.y +++ b/libs/vkd3d-shader/hlsl.y @@ -2973,6 +2973,66 @@ static bool intrinsic_step(struct hlsl_ctx *ctx, return !!add_implicit_conversion(ctx, params->instrs, ge, type, loc); }
+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}; + const struct hlsl_type *sampler_type; + struct hlsl_ir_resource_load *load; + struct hlsl_ir_load *sampler_load; + struct hlsl_ir_node *coords; + + if (params->args_count != 2 && params->args_count != 4) + { + hlsl_error(ctx, loc, VKD3D_SHADER_ERROR_HLSL_WRONG_PARAMETER_COUNT, + "Wrong number of arguments to function '%s': expected 2 or 4, but got %u.", name, params->args_count); + return false; + } + + if (params->args_count == 4) + { + hlsl_fixme(ctx, loc, "Samples with gradients are not implemented.\n"); + } + + sampler_type = params->args[0]->data_type; + if (sampler_type->type != HLSL_CLASS_OBJECT || sampler_type->base_type != HLSL_TYPE_SAMPLER + || (sampler_type->sampler_dim != dim && sampler_type->sampler_dim != HLSL_SAMPLER_DIM_GENERIC)) + { + struct vkd3d_string_buffer *string; + + if ((string = hlsl_type_to_string(ctx, sampler_type))) + hlsl_error(ctx, loc, VKD3D_SHADER_ERROR_HLSL_INVALID_TYPE, + "Wrong type for argument 1 of '%s': expected 'sampler' or '%s', but got '%s'.", + name, ctx->builtin_types.sampler[dim]->name, string->buffer); + hlsl_release_string_buffer(ctx, string); + } + else + { + /* Only HLSL_IR_LOAD can return an object. */ + sampler_load = hlsl_ir_load(params->args[0]); + + load_params.resource = sampler_load->src; + } + + 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))) + coords = params->args[1]; + + load_params.coords = coords; + load_params.format = hlsl_get_vector_type(ctx, HLSL_TYPE_FLOAT, 4); + + if (!(load = hlsl_new_resource_load(ctx, &load_params, loc))) + return false; + list_add_tail(params->instrs, &load->node.entry); + return true; +} + +static bool intrinsic_tex2D(struct hlsl_ctx *ctx, + const struct parse_initializer *params, const struct vkd3d_shader_location *loc) +{ + return intrinsic_tex(ctx, params, loc, "tex2D", HLSL_SAMPLER_DIM_2D); +} + static bool intrinsic_transpose(struct hlsl_ctx *ctx, const struct parse_initializer *params, const struct vkd3d_shader_location *loc) { @@ -3068,6 +3128,7 @@ intrinsic_functions[] = {"smoothstep", 3, true, intrinsic_smoothstep}, {"sqrt", 1, true, intrinsic_sqrt}, {"step", 2, true, intrinsic_step}, + {"tex2D", -1, false, intrinsic_tex2D}, {"transpose", 1, true, intrinsic_transpose}, };