unsigned per_view:1;
/**
+ * Whether the variable is per-primitive.
+ * Can be use by Mesh Shader outputs and corresponding Fragment Shader inputs.
+ */
+ unsigned per_primitive:1;
+
+ /**
* \brief Layout qualifier for gl_FragDepth. See nir_depth_layout.
*
* This is not equal to \c ir_depth_layout_none if and only if this
*/
shader->info.fs.uses_sample_shading = true;
}
+
+ shader->info.per_primitive_outputs = 0;
+ if (shader->info.stage == MESA_SHADER_MESH) {
+ nir_foreach_shader_out_variable(var, shader) {
+ if (var->data.per_primitive) {
+ assert(nir_is_arrayed_io(var, shader->info.stage));
+ const unsigned slots =
+ glsl_count_attribute_slots(glsl_get_array_element(var->type), false);
+ shader->info.per_primitive_outputs |= BITFIELD64_RANGE(var->data.location, slots);
+ }
+ }
+ }
+
+ shader->info.per_primitive_inputs = 0;
+ if (shader->info.stage == MESA_SHADER_FRAGMENT) {
+ nir_foreach_shader_in_variable(var, shader) {
+ if (var->data.per_primitive) {
+ const unsigned slots =
+ glsl_count_attribute_slots(var->type, false);
+ shader->info.per_primitive_inputs |= BITFIELD64_RANGE(var->data.location, slots);
+ }
+ }
+ }
}
case nir_var_shader_in:
if (nir->info.stage == MESA_SHADER_FRAGMENT &&
nir->options->use_interpolated_input_intrinsics &&
- var->data.interpolation != INTERP_MODE_FLAT) {
+ var->data.interpolation != INTERP_MODE_FLAT &&
+ !var->data.per_primitive) {
if (var->data.interpolation == INTERP_MODE_EXPLICIT) {
assert(array_index != NULL);
op = nir_intrinsic_load_input_vertex;
const char *const patch = (var->data.patch) ? "patch " : "";
const char *const inv = (var->data.invariant) ? "invariant " : "";
const char *const per_view = (var->data.per_view) ? "per_view " : "";
- fprintf(fp, "%s%s%s%s%s%s %s ",
- cent, samp, patch, inv, per_view,
+ const char *const per_primitive = (var->data.per_primitive) ? "per_primitive " : "";
+ fprintf(fp, "%s%s%s%s%s%s%s %s ",
+ cent, samp, patch, inv, per_view, per_primitive,
get_variable_mode_str(var->data.mode, false),
glsl_interp_mode_name(var->data.interpolation));
/* Which system values are actually read */
BITSET_DECLARE(system_values_read, SYSTEM_VALUE_MAX);
+ /* Which I/O is per-primitive, for read/written information combine with
+ * the fields above.
+ */
+ uint64_t per_primitive_inputs;
+ uint64_t per_primitive_outputs;
+
/* Which 16-bit inputs and outputs are used corresponding to
* VARYING_SLOT_VARn_16BIT.
*/