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renderer/metal: set valid sampler properties

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This commit is contained in:
Mitchell Hashimoto
2023-11-16 15:43:03 -08:00
parent 01a73994cb
commit bc70d19257
2 changed files with 23 additions and 0 deletions
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16
src/renderer/metal/api.zig
View File

@ -67,6 +67,22 @@ pub const MTLPurgeableState = enum(c_ulong) {
empty = 4,
};
/// https://developer.apple.com/documentation/metal/mtlsamplerminmagfilter?language=objc
pub const MTLSamplerMinMagFilter = enum(c_ulong) {
nearest = 0,
linear = 1,
};
/// https://developer.apple.com/documentation/metal/mtlsampleraddressmode?language=objc
pub const MTLSamplerAddressMode = enum(c_ulong) {
clamp_to_edge = 0,
mirror_clamp_to_edge = 1,
repeat = 2,
mirror_repeat = 3,
clamp_to_zero = 4,
clamp_to_border_color = 5,
};
/// https://developer.apple.com/documentation/metal/mtlblendfactor?language=objc
pub const MTLBlendFactor = enum(c_ulong) {
zero = 0,

7
src/renderer/metal/sampler.zig
View File

@ -3,6 +3,8 @@ const Allocator = std.mem.Allocator;
const assert = std.debug.assert;
const objc = @import("objc");
const mtl = @import("api.zig");
pub const Sampler = struct {
sampler: objc.Object,
@ -14,6 +16,11 @@ pub const Sampler = struct {
break :init id_init;
};
defer desc.msgSend(void, objc.sel("release"), .{});
desc.setProperty("rAddressMode", @intFromEnum(mtl.MTLSamplerAddressMode.clamp_to_edge));
desc.setProperty("sAddressMode", @intFromEnum(mtl.MTLSamplerAddressMode.clamp_to_edge));
desc.setProperty("tAddressMode", @intFromEnum(mtl.MTLSamplerAddressMode.clamp_to_edge));
desc.setProperty("minFilter", @intFromEnum(mtl.MTLSamplerMinMagFilter.linear));
desc.setProperty("magFilter", @intFromEnum(mtl.MTLSamplerMinMagFilter.linear));
const sampler = device.msgSend(
objc.Object,