81 lines
1.9 KiB
Zig
81 lines
1.9 KiB
Zig
//! ----------------------------------------------------
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//! ----------------------------------------------------
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const std = @import("std");
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const gtl = @import("gtl");
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const Material = @import("../../common/component/material.zig");
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const Mesh = @import("../../cache/resource/mesh_cache.zig").MeshID;
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const Handle = gtl.Handle;
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const Self = @This();
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// TODO:
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const Camera = struct {};
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/// ----------------------------------------------------
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/// ----------------------------------------------------
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pub const DrawCMD = union(enum) {
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draw: struct {
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mesh: Mesh,
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material: Handle(Material),
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},
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draw_indexed: struct {
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mesh: Mesh,
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material: Handle(Material),
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},
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begin_pass: struct {
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camera: Handle(Camera),
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color: [4]f32 = .{ 0, 0, 0, 255 },
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load_op: enum {
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load,
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clear,
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} = .clear,
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store_op: enum {
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store,
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discard,
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} = .store,
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},
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end_pass,
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};
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//
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// FIELDS
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//
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commands: std.ArrayList(DrawCMD),
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alloc: std.mem.Allocator,
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/// ----------------------------------------------------
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/// ----------------------------------------------------
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pub fn init(alloc: std.mem.Allocator) Self {
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return .{
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.commands = .empty,
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.alloc = alloc,
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};
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}
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/// ----------------------------------------------------
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/// ----------------------------------------------------
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pub fn deinit(self: *Self) void {
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self.commands.deinit(self.alloc);
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}
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/// ----------------------------------------------------
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/// ----------------------------------------------------
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pub fn clear(self: *Self) void {
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self.commands.clearRetainingCapacity();
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}
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/// ----------------------------------------------------
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/// ----------------------------------------------------
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pub fn draw(
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self: *Self,
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cmd: DrawCMD,
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) !void {
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try self.commands.append(
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self.alloc,
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cmd,
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);
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}
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