mach/gpu/src/sampler.zig
Stephen Gutekanst 0351bce5b2 gpu: implement Sampler methods
Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
2022-08-12 00:43:43 -07:00

51 lines
1.4 KiB
Zig

const ChainedStruct = @import("types.zig").ChainedStruct;
const FilterMode = @import("types.zig").FilterMode;
const CompareFunction = @import("types.zig").CompareFunction;
const impl = @import("interface.zig").impl;
pub const Sampler = *opaque {
pub inline fn setLabel(sampler: Sampler, label: [*:0]const u8) void {
impl.samplerSetLabel(sampler, label);
}
pub inline fn reference(sampler: Sampler) void {
impl.samplerReference(sampler);
}
pub inline fn release(sampler: Sampler) void {
impl.samplerRelease(sampler);
}
};
pub const SamplerAddressMode = enum(u32) {
repeat = 0x00000000,
mirror_repeat = 0x00000001,
clamp_to_edge = 0x00000002,
};
pub const SamplerBindingType = enum(u32) {
undef = 0x00000000,
filtering = 0x00000001,
non_filtering = 0x00000002,
comparison = 0x00000003,
};
pub const SamplerBindingLayout = extern struct {
next_in_chain: *const ChainedStruct,
type: SamplerBindingType,
};
pub const SamplerDescriptor = extern struct {
next_in_chain: *const ChainedStruct,
label: ?[*:0]const u8 = null,
address_mode_u: SamplerAddressMode,
address_mode_v: SamplerAddressMode,
address_mode_w: SamplerAddressMode,
mag_filter: FilterMode,
min_filter: FilterMode,
mipmap_filter: FilterMode,
lod_min_clamp: f32,
lod_max_clamp: f32,
compare: CompareFunction,
max_anisotropy: u16,
};