renati/voxel-game
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Don't use variable descriptor count

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This commit is contained in:
Szymon Nowakowski
2026-09-22 02:22:23 +02:00
parent c3fa7115c8
commit 609321af2a
2 changed files with 2 additions and 23 deletions
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18
src/engine/Engine.zig
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@@ -275,7 +275,6 @@ pub fn init() !*Engine {
.shader_float_16 = .true,
.descriptor_indexing = .true,
.descriptor_binding_partially_bound = .true,
.descriptor_binding_variable_descriptor_count = .true,
.runtime_descriptor_array = .true,
.scalar_block_layout = .true,
.imageless_framebuffer = .true,
@@ -745,13 +744,11 @@ pub const DescriptorPoolCreateInfo = struct {
pub const DescriptorSetAllocateInfo = struct {
descriptor_pool: vk.DescriptorPool,
set_layout: vk.DescriptorSetLayout,
variable_descriptor_count: ?u32 = null,
};
pub const DescriptorSetsAllocateInfo = struct {
descriptor_pool: vk.DescriptorPool,
set_layouts: []const vk.DescriptorSetLayout,
variable_descriptor_counts: []const u32 = &.{},
};
pub const DescriptorSetLayoutBinding = struct {
@@ -969,28 +966,13 @@ pub fn allocateDescriptorSet(self: *Engine, allocate_info: DescriptorSetAllocate
try self.allocateDescriptorSets(.{
.descriptor_pool = allocate_info.descriptor_pool,
.set_layouts = &.{allocate_info.set_layout},
.variable_descriptor_counts = if (allocate_info.variable_descriptor_count) |x| &.{x} else &.{},
}, &descriptor_sets);
return descriptor_sets[0];
}
pub fn allocateDescriptorSets(self: *Engine, allocate_info: DescriptorSetsAllocateInfo, descriptor_sets: []vk.DescriptorSet) !void {
std.debug.assert(descriptor_sets.len >= allocate_info.set_layouts.len);
const has_variable_descriptor_counts = allocate_info.variable_descriptor_counts.len > 0;
var p_next: ?*const anyopaque = null;
if (has_variable_descriptor_counts) {
p_next = &vk.DescriptorSetVariableDescriptorCountAllocateInfo{
.p_next = p_next,
.descriptor_set_count = @intCast(allocate_info.variable_descriptor_counts.len),
.p_descriptor_counts = allocate_info.variable_descriptor_counts.ptr,
};
}
try self.device.allocateDescriptorSets(&.{
.p_next = p_next,
.descriptor_pool = allocate_info.descriptor_pool,
.descriptor_set_count = @intCast(allocate_info.set_layouts.len),
.p_set_layouts = allocate_info.set_layouts.ptr,