From baca95edeaf5a06f5d74aeecb3d03728cac263e7 Mon Sep 17 00:00:00 2001 From: nothke Date: Tue, 11 Jun 2024 02:19:48 +0200 Subject: [PATCH] Triangle shaders and pipeline --- src/main.zig | 29 +- src/shaders/triangle.glsl | 22 ++ src/shaders/triangle.glsl.zig | 542 ++++++++++++++++++++++++++++++++++ 3 files changed, 592 insertions(+), 1 deletion(-) create mode 100644 src/shaders/triangle.glsl create mode 100644 src/shaders/triangle.glsl.zig diff --git a/src/main.zig b/src/main.zig index ffe0391..4b2469b 100644 --- a/src/main.zig +++ b/src/main.zig @@ -1,10 +1,17 @@ const std = @import("std"); - const sokol = @import("sokol"); + const sg = sokol.gfx; +const shader = @import("shaders/triangle.glsl.zig"); + var pass_action: sg.PassAction = .{}; +const state = struct { + var bind: sg.Bindings = .{}; + var pip: sg.Pipeline = .{}; +}; + export fn init() void { sg.setup(.{ .logger = .{ .func = sokol.log.func }, @@ -13,6 +20,26 @@ export fn init() void { sokol.time.setup(); + std.log.info("Vertex buffers len: {}", .{state.bind.vertex_buffers.len}); + + state.bind.vertex_buffers[0] = sg.makeBuffer(.{ + .data = sg.asRange(&[_]f32{ + // positions colors + 0.0, 0.5, 0.5, 1.0, 0.0, 0.0, 1.0, + 0.5, -0.5, 0.5, 0.0, 1.0, 0.0, 1.0, + -0.5, -0.5, 0.5, 0.0, 0.0, 1.0, 1.0, + }), + }); + + var pip_desc: sg.PipelineDesc = .{ + .shader = sg.makeShader(shader.triangleShaderDesc(sg.queryBackend())), + }; + + pip_desc.layout.attrs[0].format = .FLOAT3; + pip_desc.layout.attrs[1].format = .FLOAT4; + + state.pip = sg.makePipeline(pip_desc); + pass_action.colors[0] = .{ .load_action = .CLEAR, .clear_value = .{ .r = 0, .g = 1, .b = 0, .a = 1 }, diff --git a/src/shaders/triangle.glsl b/src/shaders/triangle.glsl new file mode 100644 index 0000000..0c31a1e --- /dev/null +++ b/src/shaders/triangle.glsl @@ -0,0 +1,22 @@ +@vs vs +in vec4 position; +in vec4 color0; + +out vec4 color; + +void main() { + gl_Position = position; + color = color0; +} +@end + +@fs fs +in vec4 color; +out vec4 frag_color; + +void main() { + frag_color = color; +} +@end + +@program triangle vs fs diff --git a/src/shaders/triangle.glsl.zig b/src/shaders/triangle.glsl.zig new file mode 100644 index 0000000..02cf4c8 --- /dev/null +++ b/src/shaders/triangle.glsl.zig @@ -0,0 +1,542 @@ +const sg = @import("sokol").gfx; +// +// #version:1# (machine generated, don't edit!) +// +// Generated by sokol-shdc (https://github.com/floooh/sokol-tools) +// +// Cmdline: +// sokol-shdc -i src/examples/shaders/triangle.glsl -o src/examples/shaders/triangle.glsl.zig -l glsl410:metal_macos:hlsl5:glsl300es:wgsl -f sokol_zig +// +// Overview: +// ========= +// Shader program: 'triangle': +// Get shader desc: shd.triangleShaderDesc(sg.queryBackend()); +// Vertex shader: vs +// Attributes: +// ATTR_vs_position => 0 +// ATTR_vs_color0 => 1 +// Fragment shader: fs +// +pub const ATTR_vs_position = 0; +pub const ATTR_vs_color0 = 1; +// +// #version 410 +// +// layout(location = 0) in vec4 position; +// layout(location = 0) out vec4 color; +// layout(location = 1) in vec4 color0; +// +// void main() +// { +// gl_Position = position; +// color = color0; +// } +// +// +const vs_source_glsl410 = [194]u8 { + 0x23,0x76,0x65,0x72,0x73,0x69,0x6f,0x6e,0x20,0x34,0x31,0x30,0x0a,0x0a,0x6c,0x61, + 0x79,0x6f,0x75,0x74,0x28,0x6c,0x6f,0x63,0x61,0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20, + 0x30,0x29,0x20,0x69,0x6e,0x20,0x76,0x65,0x63,0x34,0x20,0x70,0x6f,0x73,0x69,0x74, + 0x69,0x6f,0x6e,0x3b,0x0a,0x6c,0x61,0x79,0x6f,0x75,0x74,0x28,0x6c,0x6f,0x63,0x61, + 0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20,0x30,0x29,0x20,0x6f,0x75,0x74,0x20,0x76,0x65, + 0x63,0x34,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x3b,0x0a,0x6c,0x61,0x79,0x6f,0x75,0x74, + 0x28,0x6c,0x6f,0x63,0x61,0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20,0x31,0x29,0x20,0x69, + 0x6e,0x20,0x76,0x65,0x63,0x34,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x30,0x3b,0x0a,0x0a, + 0x76,0x6f,0x69,0x64,0x20,0x6d,0x61,0x69,0x6e,0x28,0x29,0x0a,0x7b,0x0a,0x20,0x20, + 0x20,0x20,0x67,0x6c,0x5f,0x50,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20, + 0x70,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x3b,0x0a,0x20,0x20,0x20,0x20,0x63,0x6f, + 0x6c,0x6f,0x72,0x20,0x3d,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x30,0x3b,0x0a,0x7d,0x0a, + 0x0a,0x00, +}; +// +// #version 410 +// +// layout(location = 0) out vec4 frag_color; +// layout(location = 0) in vec4 color; +// +// void main() +// { +// frag_color = color; +// } +// +// +const fs_source_glsl410 = [135]u8 { + 0x23,0x76,0x65,0x72,0x73,0x69,0x6f,0x6e,0x20,0x34,0x31,0x30,0x0a,0x0a,0x6c,0x61, + 0x79,0x6f,0x75,0x74,0x28,0x6c,0x6f,0x63,0x61,0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20, + 0x30,0x29,0x20,0x6f,0x75,0x74,0x20,0x76,0x65,0x63,0x34,0x20,0x66,0x72,0x61,0x67, + 0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x3b,0x0a,0x6c,0x61,0x79,0x6f,0x75,0x74,0x28,0x6c, + 0x6f,0x63,0x61,0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20,0x30,0x29,0x20,0x69,0x6e,0x20, + 0x76,0x65,0x63,0x34,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x3b,0x0a,0x0a,0x76,0x6f,0x69, + 0x64,0x20,0x6d,0x61,0x69,0x6e,0x28,0x29,0x0a,0x7b,0x0a,0x20,0x20,0x20,0x20,0x66, + 0x72,0x61,0x67,0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x20,0x3d,0x20,0x63,0x6f,0x6c,0x6f, + 0x72,0x3b,0x0a,0x7d,0x0a,0x0a,0x00, +}; +// +// #version 300 es +// +// layout(location = 0) in vec4 position; +// out vec4 color; +// layout(location = 1) in vec4 color0; +// +// void main() +// { +// gl_Position = position; +// color = color0; +// } +// +// +const vs_source_glsl300es = [176]u8 { + 0x23,0x76,0x65,0x72,0x73,0x69,0x6f,0x6e,0x20,0x33,0x30,0x30,0x20,0x65,0x73,0x0a, + 0x0a,0x6c,0x61,0x79,0x6f,0x75,0x74,0x28,0x6c,0x6f,0x63,0x61,0x74,0x69,0x6f,0x6e, + 0x20,0x3d,0x20,0x30,0x29,0x20,0x69,0x6e,0x20,0x76,0x65,0x63,0x34,0x20,0x70,0x6f, + 0x73,0x69,0x74,0x69,0x6f,0x6e,0x3b,0x0a,0x6f,0x75,0x74,0x20,0x76,0x65,0x63,0x34, + 0x20,0x63,0x6f,0x6c,0x6f,0x72,0x3b,0x0a,0x6c,0x61,0x79,0x6f,0x75,0x74,0x28,0x6c, + 0x6f,0x63,0x61,0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20,0x31,0x29,0x20,0x69,0x6e,0x20, + 0x76,0x65,0x63,0x34,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x30,0x3b,0x0a,0x0a,0x76,0x6f, + 0x69,0x64,0x20,0x6d,0x61,0x69,0x6e,0x28,0x29,0x0a,0x7b,0x0a,0x20,0x20,0x20,0x20, + 0x67,0x6c,0x5f,0x50,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20,0x70,0x6f, + 0x73,0x69,0x74,0x69,0x6f,0x6e,0x3b,0x0a,0x20,0x20,0x20,0x20,0x63,0x6f,0x6c,0x6f, + 0x72,0x20,0x3d,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x30,0x3b,0x0a,0x7d,0x0a,0x0a,0x00, + +}; +// +// #version 300 es +// precision mediump float; +// precision highp int; +// +// layout(location = 0) out highp vec4 frag_color; +// in highp vec4 color; +// +// void main() +// { +// frag_color = color; +// } +// +// +const fs_source_glsl300es = [175]u8 { + 0x23,0x76,0x65,0x72,0x73,0x69,0x6f,0x6e,0x20,0x33,0x30,0x30,0x20,0x65,0x73,0x0a, + 0x70,0x72,0x65,0x63,0x69,0x73,0x69,0x6f,0x6e,0x20,0x6d,0x65,0x64,0x69,0x75,0x6d, + 0x70,0x20,0x66,0x6c,0x6f,0x61,0x74,0x3b,0x0a,0x70,0x72,0x65,0x63,0x69,0x73,0x69, + 0x6f,0x6e,0x20,0x68,0x69,0x67,0x68,0x70,0x20,0x69,0x6e,0x74,0x3b,0x0a,0x0a,0x6c, + 0x61,0x79,0x6f,0x75,0x74,0x28,0x6c,0x6f,0x63,0x61,0x74,0x69,0x6f,0x6e,0x20,0x3d, + 0x20,0x30,0x29,0x20,0x6f,0x75,0x74,0x20,0x68,0x69,0x67,0x68,0x70,0x20,0x76,0x65, + 0x63,0x34,0x20,0x66,0x72,0x61,0x67,0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x3b,0x0a,0x69, + 0x6e,0x20,0x68,0x69,0x67,0x68,0x70,0x20,0x76,0x65,0x63,0x34,0x20,0x63,0x6f,0x6c, + 0x6f,0x72,0x3b,0x0a,0x0a,0x76,0x6f,0x69,0x64,0x20,0x6d,0x61,0x69,0x6e,0x28,0x29, + 0x0a,0x7b,0x0a,0x20,0x20,0x20,0x20,0x66,0x72,0x61,0x67,0x5f,0x63,0x6f,0x6c,0x6f, + 0x72,0x20,0x3d,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x3b,0x0a,0x7d,0x0a,0x0a,0x00, +}; +// +// static float4 gl_Position; +// static float4 position; +// static float4 color; +// static float4 color0; +// +// struct SPIRV_Cross_Input +// { +// float4 position : TEXCOORD0; +// float4 color0 : TEXCOORD1; +// }; +// +// struct SPIRV_Cross_Output +// { +// float4 color : TEXCOORD0; +// float4 gl_Position : SV_Position; +// }; +// +// void vert_main() +// { +// gl_Position = position; +// color = color0; +// } +// +// SPIRV_Cross_Output main(SPIRV_Cross_Input stage_input) +// { +// position = stage_input.position; +// color0 = stage_input.color0; +// vert_main(); +// SPIRV_Cross_Output stage_output; +// stage_output.gl_Position = gl_Position; +// stage_output.color = color; +// return stage_output; +// } +// +const vs_source_hlsl5 = [645]u8 { + 0x73,0x74,0x61,0x74,0x69,0x63,0x20,0x66,0x6c,0x6f,0x61,0x74,0x34,0x20,0x67,0x6c, + 0x5f,0x50,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x3b,0x0a,0x73,0x74,0x61,0x74,0x69, + 0x63,0x20,0x66,0x6c,0x6f,0x61,0x74,0x34,0x20,0x70,0x6f,0x73,0x69,0x74,0x69,0x6f, + 0x6e,0x3b,0x0a,0x73,0x74,0x61,0x74,0x69,0x63,0x20,0x66,0x6c,0x6f,0x61,0x74,0x34, + 0x20,0x63,0x6f,0x6c,0x6f,0x72,0x3b,0x0a,0x73,0x74,0x61,0x74,0x69,0x63,0x20,0x66, + 0x6c,0x6f,0x61,0x74,0x34,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x30,0x3b,0x0a,0x0a,0x73, + 0x74,0x72,0x75,0x63,0x74,0x20,0x53,0x50,0x49,0x52,0x56,0x5f,0x43,0x72,0x6f,0x73, + 0x73,0x5f,0x49,0x6e,0x70,0x75,0x74,0x0a,0x7b,0x0a,0x20,0x20,0x20,0x20,0x66,0x6c, + 0x6f,0x61,0x74,0x34,0x20,0x70,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x20,0x3a,0x20, + 0x54,0x45,0x58,0x43,0x4f,0x4f,0x52,0x44,0x30,0x3b,0x0a,0x20,0x20,0x20,0x20,0x66, + 0x6c,0x6f,0x61,0x74,0x34,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x30,0x20,0x3a,0x20,0x54, + 0x45,0x58,0x43,0x4f,0x4f,0x52,0x44,0x31,0x3b,0x0a,0x7d,0x3b,0x0a,0x0a,0x73,0x74, + 0x72,0x75,0x63,0x74,0x20,0x53,0x50,0x49,0x52,0x56,0x5f,0x43,0x72,0x6f,0x73,0x73, + 0x5f,0x4f,0x75,0x74,0x70,0x75,0x74,0x0a,0x7b,0x0a,0x20,0x20,0x20,0x20,0x66,0x6c, + 0x6f,0x61,0x74,0x34,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x20,0x3a,0x20,0x54,0x45,0x58, + 0x43,0x4f,0x4f,0x52,0x44,0x30,0x3b,0x0a,0x20,0x20,0x20,0x20,0x66,0x6c,0x6f,0x61, + 0x74,0x34,0x20,0x67,0x6c,0x5f,0x50,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x20,0x3a, + 0x20,0x53,0x56,0x5f,0x50,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x3b,0x0a,0x7d,0x3b, + 0x0a,0x0a,0x76,0x6f,0x69,0x64,0x20,0x76,0x65,0x72,0x74,0x5f,0x6d,0x61,0x69,0x6e, + 0x28,0x29,0x0a,0x7b,0x0a,0x20,0x20,0x20,0x20,0x67,0x6c,0x5f,0x50,0x6f,0x73,0x69, + 0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20,0x70,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x3b, + 0x0a,0x20,0x20,0x20,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x20,0x3d,0x20,0x63,0x6f,0x6c, + 0x6f,0x72,0x30,0x3b,0x0a,0x7d,0x0a,0x0a,0x53,0x50,0x49,0x52,0x56,0x5f,0x43,0x72, + 0x6f,0x73,0x73,0x5f,0x4f,0x75,0x74,0x70,0x75,0x74,0x20,0x6d,0x61,0x69,0x6e,0x28, + 0x53,0x50,0x49,0x52,0x56,0x5f,0x43,0x72,0x6f,0x73,0x73,0x5f,0x49,0x6e,0x70,0x75, + 0x74,0x20,0x73,0x74,0x61,0x67,0x65,0x5f,0x69,0x6e,0x70,0x75,0x74,0x29,0x0a,0x7b, + 0x0a,0x20,0x20,0x20,0x20,0x70,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20, + 0x73,0x74,0x61,0x67,0x65,0x5f,0x69,0x6e,0x70,0x75,0x74,0x2e,0x70,0x6f,0x73,0x69, + 0x74,0x69,0x6f,0x6e,0x3b,0x0a,0x20,0x20,0x20,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x30, + 0x20,0x3d,0x20,0x73,0x74,0x61,0x67,0x65,0x5f,0x69,0x6e,0x70,0x75,0x74,0x2e,0x63, + 0x6f,0x6c,0x6f,0x72,0x30,0x3b,0x0a,0x20,0x20,0x20,0x20,0x76,0x65,0x72,0x74,0x5f, + 0x6d,0x61,0x69,0x6e,0x28,0x29,0x3b,0x0a,0x20,0x20,0x20,0x20,0x53,0x50,0x49,0x52, + 0x56,0x5f,0x43,0x72,0x6f,0x73,0x73,0x5f,0x4f,0x75,0x74,0x70,0x75,0x74,0x20,0x73, + 0x74,0x61,0x67,0x65,0x5f,0x6f,0x75,0x74,0x70,0x75,0x74,0x3b,0x0a,0x20,0x20,0x20, + 0x20,0x73,0x74,0x61,0x67,0x65,0x5f,0x6f,0x75,0x74,0x70,0x75,0x74,0x2e,0x67,0x6c, + 0x5f,0x50,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20,0x67,0x6c,0x5f,0x50, + 0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x3b,0x0a,0x20,0x20,0x20,0x20,0x73,0x74,0x61, + 0x67,0x65,0x5f,0x6f,0x75,0x74,0x70,0x75,0x74,0x2e,0x63,0x6f,0x6c,0x6f,0x72,0x20, + 0x3d,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x3b,0x0a,0x20,0x20,0x20,0x20,0x72,0x65,0x74, + 0x75,0x72,0x6e,0x20,0x73,0x74,0x61,0x67,0x65,0x5f,0x6f,0x75,0x74,0x70,0x75,0x74, + 0x3b,0x0a,0x7d,0x0a,0x00, +}; +// +// static float4 frag_color; +// static float4 color; +// +// struct SPIRV_Cross_Input +// { +// float4 color : TEXCOORD0; +// }; +// +// struct SPIRV_Cross_Output +// { +// float4 frag_color : SV_Target0; +// }; +// +// void frag_main() +// { +// frag_color = color; +// } +// +// SPIRV_Cross_Output main(SPIRV_Cross_Input stage_input) +// { +// color = stage_input.color; +// frag_main(); +// SPIRV_Cross_Output stage_output; +// stage_output.frag_color = frag_color; +// return stage_output; +// } +// +const fs_source_hlsl5 = [435]u8 { + 0x73,0x74,0x61,0x74,0x69,0x63,0x20,0x66,0x6c,0x6f,0x61,0x74,0x34,0x20,0x66,0x72, + 0x61,0x67,0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x3b,0x0a,0x73,0x74,0x61,0x74,0x69,0x63, + 0x20,0x66,0x6c,0x6f,0x61,0x74,0x34,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x3b,0x0a,0x0a, + 0x73,0x74,0x72,0x75,0x63,0x74,0x20,0x53,0x50,0x49,0x52,0x56,0x5f,0x43,0x72,0x6f, + 0x73,0x73,0x5f,0x49,0x6e,0x70,0x75,0x74,0x0a,0x7b,0x0a,0x20,0x20,0x20,0x20,0x66, + 0x6c,0x6f,0x61,0x74,0x34,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x20,0x3a,0x20,0x54,0x45, + 0x58,0x43,0x4f,0x4f,0x52,0x44,0x30,0x3b,0x0a,0x7d,0x3b,0x0a,0x0a,0x73,0x74,0x72, + 0x75,0x63,0x74,0x20,0x53,0x50,0x49,0x52,0x56,0x5f,0x43,0x72,0x6f,0x73,0x73,0x5f, + 0x4f,0x75,0x74,0x70,0x75,0x74,0x0a,0x7b,0x0a,0x20,0x20,0x20,0x20,0x66,0x6c,0x6f, + 0x61,0x74,0x34,0x20,0x66,0x72,0x61,0x67,0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x20,0x3a, + 0x20,0x53,0x56,0x5f,0x54,0x61,0x72,0x67,0x65,0x74,0x30,0x3b,0x0a,0x7d,0x3b,0x0a, + 0x0a,0x76,0x6f,0x69,0x64,0x20,0x66,0x72,0x61,0x67,0x5f,0x6d,0x61,0x69,0x6e,0x28, + 0x29,0x0a,0x7b,0x0a,0x20,0x20,0x20,0x20,0x66,0x72,0x61,0x67,0x5f,0x63,0x6f,0x6c, + 0x6f,0x72,0x20,0x3d,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x3b,0x0a,0x7d,0x0a,0x0a,0x53, + 0x50,0x49,0x52,0x56,0x5f,0x43,0x72,0x6f,0x73,0x73,0x5f,0x4f,0x75,0x74,0x70,0x75, + 0x74,0x20,0x6d,0x61,0x69,0x6e,0x28,0x53,0x50,0x49,0x52,0x56,0x5f,0x43,0x72,0x6f, + 0x73,0x73,0x5f,0x49,0x6e,0x70,0x75,0x74,0x20,0x73,0x74,0x61,0x67,0x65,0x5f,0x69, + 0x6e,0x70,0x75,0x74,0x29,0x0a,0x7b,0x0a,0x20,0x20,0x20,0x20,0x63,0x6f,0x6c,0x6f, + 0x72,0x20,0x3d,0x20,0x73,0x74,0x61,0x67,0x65,0x5f,0x69,0x6e,0x70,0x75,0x74,0x2e, + 0x63,0x6f,0x6c,0x6f,0x72,0x3b,0x0a,0x20,0x20,0x20,0x20,0x66,0x72,0x61,0x67,0x5f, + 0x6d,0x61,0x69,0x6e,0x28,0x29,0x3b,0x0a,0x20,0x20,0x20,0x20,0x53,0x50,0x49,0x52, + 0x56,0x5f,0x43,0x72,0x6f,0x73,0x73,0x5f,0x4f,0x75,0x74,0x70,0x75,0x74,0x20,0x73, + 0x74,0x61,0x67,0x65,0x5f,0x6f,0x75,0x74,0x70,0x75,0x74,0x3b,0x0a,0x20,0x20,0x20, + 0x20,0x73,0x74,0x61,0x67,0x65,0x5f,0x6f,0x75,0x74,0x70,0x75,0x74,0x2e,0x66,0x72, + 0x61,0x67,0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x20,0x3d,0x20,0x66,0x72,0x61,0x67,0x5f, + 0x63,0x6f,0x6c,0x6f,0x72,0x3b,0x0a,0x20,0x20,0x20,0x20,0x72,0x65,0x74,0x75,0x72, + 0x6e,0x20,0x73,0x74,0x61,0x67,0x65,0x5f,0x6f,0x75,0x74,0x70,0x75,0x74,0x3b,0x0a, + 0x7d,0x0a,0x00, +}; +// +// #include +// #include +// +// using namespace metal; +// +// struct main0_out +// { +// float4 color [[user(locn0)]]; +// float4 gl_Position [[position]]; +// }; +// +// struct main0_in +// { +// float4 position [[attribute(0)]]; +// float4 color0 [[attribute(1)]]; +// }; +// +// vertex main0_out main0(main0_in in [[stage_in]]) +// { +// main0_out out = {}; +// out.gl_Position = in.position; +// out.color = in.color0; +// return out; +// } +// +// +const vs_source_metal_macos = [419]u8 { + 0x23,0x69,0x6e,0x63,0x6c,0x75,0x64,0x65,0x20,0x3c,0x6d,0x65,0x74,0x61,0x6c,0x5f, + 0x73,0x74,0x64,0x6c,0x69,0x62,0x3e,0x0a,0x23,0x69,0x6e,0x63,0x6c,0x75,0x64,0x65, + 0x20,0x3c,0x73,0x69,0x6d,0x64,0x2f,0x73,0x69,0x6d,0x64,0x2e,0x68,0x3e,0x0a,0x0a, + 0x75,0x73,0x69,0x6e,0x67,0x20,0x6e,0x61,0x6d,0x65,0x73,0x70,0x61,0x63,0x65,0x20, + 0x6d,0x65,0x74,0x61,0x6c,0x3b,0x0a,0x0a,0x73,0x74,0x72,0x75,0x63,0x74,0x20,0x6d, + 0x61,0x69,0x6e,0x30,0x5f,0x6f,0x75,0x74,0x0a,0x7b,0x0a,0x20,0x20,0x20,0x20,0x66, + 0x6c,0x6f,0x61,0x74,0x34,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x20,0x5b,0x5b,0x75,0x73, + 0x65,0x72,0x28,0x6c,0x6f,0x63,0x6e,0x30,0x29,0x5d,0x5d,0x3b,0x0a,0x20,0x20,0x20, + 0x20,0x66,0x6c,0x6f,0x61,0x74,0x34,0x20,0x67,0x6c,0x5f,0x50,0x6f,0x73,0x69,0x74, + 0x69,0x6f,0x6e,0x20,0x5b,0x5b,0x70,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x5d,0x5d, + 0x3b,0x0a,0x7d,0x3b,0x0a,0x0a,0x73,0x74,0x72,0x75,0x63,0x74,0x20,0x6d,0x61,0x69, + 0x6e,0x30,0x5f,0x69,0x6e,0x0a,0x7b,0x0a,0x20,0x20,0x20,0x20,0x66,0x6c,0x6f,0x61, + 0x74,0x34,0x20,0x70,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x20,0x5b,0x5b,0x61,0x74, + 0x74,0x72,0x69,0x62,0x75,0x74,0x65,0x28,0x30,0x29,0x5d,0x5d,0x3b,0x0a,0x20,0x20, + 0x20,0x20,0x66,0x6c,0x6f,0x61,0x74,0x34,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x30,0x20, + 0x5b,0x5b,0x61,0x74,0x74,0x72,0x69,0x62,0x75,0x74,0x65,0x28,0x31,0x29,0x5d,0x5d, + 0x3b,0x0a,0x7d,0x3b,0x0a,0x0a,0x76,0x65,0x72,0x74,0x65,0x78,0x20,0x6d,0x61,0x69, + 0x6e,0x30,0x5f,0x6f,0x75,0x74,0x20,0x6d,0x61,0x69,0x6e,0x30,0x28,0x6d,0x61,0x69, + 0x6e,0x30,0x5f,0x69,0x6e,0x20,0x69,0x6e,0x20,0x5b,0x5b,0x73,0x74,0x61,0x67,0x65, + 0x5f,0x69,0x6e,0x5d,0x5d,0x29,0x0a,0x7b,0x0a,0x20,0x20,0x20,0x20,0x6d,0x61,0x69, + 0x6e,0x30,0x5f,0x6f,0x75,0x74,0x20,0x6f,0x75,0x74,0x20,0x3d,0x20,0x7b,0x7d,0x3b, + 0x0a,0x20,0x20,0x20,0x20,0x6f,0x75,0x74,0x2e,0x67,0x6c,0x5f,0x50,0x6f,0x73,0x69, + 0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20,0x69,0x6e,0x2e,0x70,0x6f,0x73,0x69,0x74,0x69, + 0x6f,0x6e,0x3b,0x0a,0x20,0x20,0x20,0x20,0x6f,0x75,0x74,0x2e,0x63,0x6f,0x6c,0x6f, + 0x72,0x20,0x3d,0x20,0x69,0x6e,0x2e,0x63,0x6f,0x6c,0x6f,0x72,0x30,0x3b,0x0a,0x20, + 0x20,0x20,0x20,0x72,0x65,0x74,0x75,0x72,0x6e,0x20,0x6f,0x75,0x74,0x3b,0x0a,0x7d, + 0x0a,0x0a,0x00, +}; +// +// #include +// #include +// +// using namespace metal; +// +// struct main0_out +// { +// float4 frag_color [[color(0)]]; +// }; +// +// struct main0_in +// { +// float4 color [[user(locn0)]]; +// }; +// +// fragment main0_out main0(main0_in in [[stage_in]]) +// { +// main0_out out = {}; +// out.frag_color = in.color; +// return out; +// } +// +// +const fs_source_metal_macos = [315]u8 { + 0x23,0x69,0x6e,0x63,0x6c,0x75,0x64,0x65,0x20,0x3c,0x6d,0x65,0x74,0x61,0x6c,0x5f, + 0x73,0x74,0x64,0x6c,0x69,0x62,0x3e,0x0a,0x23,0x69,0x6e,0x63,0x6c,0x75,0x64,0x65, + 0x20,0x3c,0x73,0x69,0x6d,0x64,0x2f,0x73,0x69,0x6d,0x64,0x2e,0x68,0x3e,0x0a,0x0a, + 0x75,0x73,0x69,0x6e,0x67,0x20,0x6e,0x61,0x6d,0x65,0x73,0x70,0x61,0x63,0x65,0x20, + 0x6d,0x65,0x74,0x61,0x6c,0x3b,0x0a,0x0a,0x73,0x74,0x72,0x75,0x63,0x74,0x20,0x6d, + 0x61,0x69,0x6e,0x30,0x5f,0x6f,0x75,0x74,0x0a,0x7b,0x0a,0x20,0x20,0x20,0x20,0x66, + 0x6c,0x6f,0x61,0x74,0x34,0x20,0x66,0x72,0x61,0x67,0x5f,0x63,0x6f,0x6c,0x6f,0x72, + 0x20,0x5b,0x5b,0x63,0x6f,0x6c,0x6f,0x72,0x28,0x30,0x29,0x5d,0x5d,0x3b,0x0a,0x7d, + 0x3b,0x0a,0x0a,0x73,0x74,0x72,0x75,0x63,0x74,0x20,0x6d,0x61,0x69,0x6e,0x30,0x5f, + 0x69,0x6e,0x0a,0x7b,0x0a,0x20,0x20,0x20,0x20,0x66,0x6c,0x6f,0x61,0x74,0x34,0x20, + 0x63,0x6f,0x6c,0x6f,0x72,0x20,0x5b,0x5b,0x75,0x73,0x65,0x72,0x28,0x6c,0x6f,0x63, + 0x6e,0x30,0x29,0x5d,0x5d,0x3b,0x0a,0x7d,0x3b,0x0a,0x0a,0x66,0x72,0x61,0x67,0x6d, + 0x65,0x6e,0x74,0x20,0x6d,0x61,0x69,0x6e,0x30,0x5f,0x6f,0x75,0x74,0x20,0x6d,0x61, + 0x69,0x6e,0x30,0x28,0x6d,0x61,0x69,0x6e,0x30,0x5f,0x69,0x6e,0x20,0x69,0x6e,0x20, + 0x5b,0x5b,0x73,0x74,0x61,0x67,0x65,0x5f,0x69,0x6e,0x5d,0x5d,0x29,0x0a,0x7b,0x0a, + 0x20,0x20,0x20,0x20,0x6d,0x61,0x69,0x6e,0x30,0x5f,0x6f,0x75,0x74,0x20,0x6f,0x75, + 0x74,0x20,0x3d,0x20,0x7b,0x7d,0x3b,0x0a,0x20,0x20,0x20,0x20,0x6f,0x75,0x74,0x2e, + 0x66,0x72,0x61,0x67,0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x20,0x3d,0x20,0x69,0x6e,0x2e, + 0x63,0x6f,0x6c,0x6f,0x72,0x3b,0x0a,0x20,0x20,0x20,0x20,0x72,0x65,0x74,0x75,0x72, + 0x6e,0x20,0x6f,0x75,0x74,0x3b,0x0a,0x7d,0x0a,0x0a,0x00, +}; +// +// diagnostic(off, derivative_uniformity); +// +// var position_1 : vec4f; +// +// var color : vec4f; +// +// var color0 : vec4f; +// +// var gl_Position : vec4f; +// +// fn main_1() { +// let x_18 : vec4f = position_1; +// gl_Position = x_18; +// let x_23 : vec4f = color0; +// color = x_23; +// return; +// } +// +// struct main_out { +// @builtin(position) +// gl_Position : vec4f, +// @location(0) +// color_1 : vec4f, +// } +// +// @vertex +// fn main(@location(0) position_1_param : vec4f, @location(1) color0_param : vec4f) -> main_out { +// position_1 = position_1_param; +// color0 = color0_param; +// main_1(); +// return main_out(gl_Position, color); +// } +// +// +const vs_source_wgsl = [612]u8 { + 0x64,0x69,0x61,0x67,0x6e,0x6f,0x73,0x74,0x69,0x63,0x28,0x6f,0x66,0x66,0x2c,0x20, + 0x64,0x65,0x72,0x69,0x76,0x61,0x74,0x69,0x76,0x65,0x5f,0x75,0x6e,0x69,0x66,0x6f, + 0x72,0x6d,0x69,0x74,0x79,0x29,0x3b,0x0a,0x0a,0x76,0x61,0x72,0x3c,0x70,0x72,0x69, + 0x76,0x61,0x74,0x65,0x3e,0x20,0x70,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x5f,0x31, + 0x20,0x3a,0x20,0x76,0x65,0x63,0x34,0x66,0x3b,0x0a,0x0a,0x76,0x61,0x72,0x3c,0x70, + 0x72,0x69,0x76,0x61,0x74,0x65,0x3e,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x20,0x3a,0x20, + 0x76,0x65,0x63,0x34,0x66,0x3b,0x0a,0x0a,0x76,0x61,0x72,0x3c,0x70,0x72,0x69,0x76, + 0x61,0x74,0x65,0x3e,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x30,0x20,0x3a,0x20,0x76,0x65, + 0x63,0x34,0x66,0x3b,0x0a,0x0a,0x76,0x61,0x72,0x3c,0x70,0x72,0x69,0x76,0x61,0x74, + 0x65,0x3e,0x20,0x67,0x6c,0x5f,0x50,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x20,0x3a, + 0x20,0x76,0x65,0x63,0x34,0x66,0x3b,0x0a,0x0a,0x66,0x6e,0x20,0x6d,0x61,0x69,0x6e, + 0x5f,0x31,0x28,0x29,0x20,0x7b,0x0a,0x20,0x20,0x6c,0x65,0x74,0x20,0x78,0x5f,0x31, + 0x38,0x20,0x3a,0x20,0x76,0x65,0x63,0x34,0x66,0x20,0x3d,0x20,0x70,0x6f,0x73,0x69, + 0x74,0x69,0x6f,0x6e,0x5f,0x31,0x3b,0x0a,0x20,0x20,0x67,0x6c,0x5f,0x50,0x6f,0x73, + 0x69,0x74,0x69,0x6f,0x6e,0x20,0x3d,0x20,0x78,0x5f,0x31,0x38,0x3b,0x0a,0x20,0x20, + 0x6c,0x65,0x74,0x20,0x78,0x5f,0x32,0x33,0x20,0x3a,0x20,0x76,0x65,0x63,0x34,0x66, + 0x20,0x3d,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x30,0x3b,0x0a,0x20,0x20,0x63,0x6f,0x6c, + 0x6f,0x72,0x20,0x3d,0x20,0x78,0x5f,0x32,0x33,0x3b,0x0a,0x20,0x20,0x72,0x65,0x74, + 0x75,0x72,0x6e,0x3b,0x0a,0x7d,0x0a,0x0a,0x73,0x74,0x72,0x75,0x63,0x74,0x20,0x6d, + 0x61,0x69,0x6e,0x5f,0x6f,0x75,0x74,0x20,0x7b,0x0a,0x20,0x20,0x40,0x62,0x75,0x69, + 0x6c,0x74,0x69,0x6e,0x28,0x70,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x29,0x0a,0x20, + 0x20,0x67,0x6c,0x5f,0x50,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x20,0x3a,0x20,0x76, + 0x65,0x63,0x34,0x66,0x2c,0x0a,0x20,0x20,0x40,0x6c,0x6f,0x63,0x61,0x74,0x69,0x6f, + 0x6e,0x28,0x30,0x29,0x0a,0x20,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x5f,0x31,0x20,0x3a, + 0x20,0x76,0x65,0x63,0x34,0x66,0x2c,0x0a,0x7d,0x0a,0x0a,0x40,0x76,0x65,0x72,0x74, + 0x65,0x78,0x0a,0x66,0x6e,0x20,0x6d,0x61,0x69,0x6e,0x28,0x40,0x6c,0x6f,0x63,0x61, + 0x74,0x69,0x6f,0x6e,0x28,0x30,0x29,0x20,0x70,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e, + 0x5f,0x31,0x5f,0x70,0x61,0x72,0x61,0x6d,0x20,0x3a,0x20,0x76,0x65,0x63,0x34,0x66, + 0x2c,0x20,0x40,0x6c,0x6f,0x63,0x61,0x74,0x69,0x6f,0x6e,0x28,0x31,0x29,0x20,0x63, + 0x6f,0x6c,0x6f,0x72,0x30,0x5f,0x70,0x61,0x72,0x61,0x6d,0x20,0x3a,0x20,0x76,0x65, + 0x63,0x34,0x66,0x29,0x20,0x2d,0x3e,0x20,0x6d,0x61,0x69,0x6e,0x5f,0x6f,0x75,0x74, + 0x20,0x7b,0x0a,0x20,0x20,0x70,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x5f,0x31,0x20, + 0x3d,0x20,0x70,0x6f,0x73,0x69,0x74,0x69,0x6f,0x6e,0x5f,0x31,0x5f,0x70,0x61,0x72, + 0x61,0x6d,0x3b,0x0a,0x20,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x30,0x20,0x3d,0x20,0x63, + 0x6f,0x6c,0x6f,0x72,0x30,0x5f,0x70,0x61,0x72,0x61,0x6d,0x3b,0x0a,0x20,0x20,0x6d, + 0x61,0x69,0x6e,0x5f,0x31,0x28,0x29,0x3b,0x0a,0x20,0x20,0x72,0x65,0x74,0x75,0x72, + 0x6e,0x20,0x6d,0x61,0x69,0x6e,0x5f,0x6f,0x75,0x74,0x28,0x67,0x6c,0x5f,0x50,0x6f, + 0x73,0x69,0x74,0x69,0x6f,0x6e,0x2c,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x29,0x3b,0x0a, + 0x7d,0x0a,0x0a,0x00, +}; +// +// diagnostic(off, derivative_uniformity); +// +// var frag_color : vec4f; +// +// var color : vec4f; +// +// fn main_1() { +// let x_12 : vec4f = color; +// frag_color = x_12; +// return; +// } +// +// struct main_out { +// @location(0) +// frag_color_1 : vec4f, +// } +// +// @fragment +// fn main(@location(0) color_param : vec4f) -> main_out { +// color = color_param; +// main_1(); +// return main_out(frag_color); +// } +// +// +const fs_source_wgsl = [376]u8 { + 0x64,0x69,0x61,0x67,0x6e,0x6f,0x73,0x74,0x69,0x63,0x28,0x6f,0x66,0x66,0x2c,0x20, + 0x64,0x65,0x72,0x69,0x76,0x61,0x74,0x69,0x76,0x65,0x5f,0x75,0x6e,0x69,0x66,0x6f, + 0x72,0x6d,0x69,0x74,0x79,0x29,0x3b,0x0a,0x0a,0x76,0x61,0x72,0x3c,0x70,0x72,0x69, + 0x76,0x61,0x74,0x65,0x3e,0x20,0x66,0x72,0x61,0x67,0x5f,0x63,0x6f,0x6c,0x6f,0x72, + 0x20,0x3a,0x20,0x76,0x65,0x63,0x34,0x66,0x3b,0x0a,0x0a,0x76,0x61,0x72,0x3c,0x70, + 0x72,0x69,0x76,0x61,0x74,0x65,0x3e,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x20,0x3a,0x20, + 0x76,0x65,0x63,0x34,0x66,0x3b,0x0a,0x0a,0x66,0x6e,0x20,0x6d,0x61,0x69,0x6e,0x5f, + 0x31,0x28,0x29,0x20,0x7b,0x0a,0x20,0x20,0x6c,0x65,0x74,0x20,0x78,0x5f,0x31,0x32, + 0x20,0x3a,0x20,0x76,0x65,0x63,0x34,0x66,0x20,0x3d,0x20,0x63,0x6f,0x6c,0x6f,0x72, + 0x3b,0x0a,0x20,0x20,0x66,0x72,0x61,0x67,0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x20,0x3d, + 0x20,0x78,0x5f,0x31,0x32,0x3b,0x0a,0x20,0x20,0x72,0x65,0x74,0x75,0x72,0x6e,0x3b, + 0x0a,0x7d,0x0a,0x0a,0x73,0x74,0x72,0x75,0x63,0x74,0x20,0x6d,0x61,0x69,0x6e,0x5f, + 0x6f,0x75,0x74,0x20,0x7b,0x0a,0x20,0x20,0x40,0x6c,0x6f,0x63,0x61,0x74,0x69,0x6f, + 0x6e,0x28,0x30,0x29,0x0a,0x20,0x20,0x66,0x72,0x61,0x67,0x5f,0x63,0x6f,0x6c,0x6f, + 0x72,0x5f,0x31,0x20,0x3a,0x20,0x76,0x65,0x63,0x34,0x66,0x2c,0x0a,0x7d,0x0a,0x0a, + 0x40,0x66,0x72,0x61,0x67,0x6d,0x65,0x6e,0x74,0x0a,0x66,0x6e,0x20,0x6d,0x61,0x69, + 0x6e,0x28,0x40,0x6c,0x6f,0x63,0x61,0x74,0x69,0x6f,0x6e,0x28,0x30,0x29,0x20,0x63, + 0x6f,0x6c,0x6f,0x72,0x5f,0x70,0x61,0x72,0x61,0x6d,0x20,0x3a,0x20,0x76,0x65,0x63, + 0x34,0x66,0x29,0x20,0x2d,0x3e,0x20,0x6d,0x61,0x69,0x6e,0x5f,0x6f,0x75,0x74,0x20, + 0x7b,0x0a,0x20,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x20,0x3d,0x20,0x63,0x6f,0x6c,0x6f, + 0x72,0x5f,0x70,0x61,0x72,0x61,0x6d,0x3b,0x0a,0x20,0x20,0x6d,0x61,0x69,0x6e,0x5f, + 0x31,0x28,0x29,0x3b,0x0a,0x20,0x20,0x72,0x65,0x74,0x75,0x72,0x6e,0x20,0x6d,0x61, + 0x69,0x6e,0x5f,0x6f,0x75,0x74,0x28,0x66,0x72,0x61,0x67,0x5f,0x63,0x6f,0x6c,0x6f, + 0x72,0x29,0x3b,0x0a,0x7d,0x0a,0x0a,0x00, +}; +pub fn triangleShaderDesc(backend: sg.Backend) sg.ShaderDesc { + var desc: sg.ShaderDesc = .{}; + desc.label = "triangle_shader"; + switch (backend) { + .GLCORE => { + desc.attrs[0].name = "position"; + desc.attrs[1].name = "color0"; + desc.vs.source = &vs_source_glsl410; + desc.vs.entry = "main"; + desc.fs.source = &fs_source_glsl410; + desc.fs.entry = "main"; + }, + .GLES3 => { + desc.attrs[0].name = "position"; + desc.attrs[1].name = "color0"; + desc.vs.source = &vs_source_glsl300es; + desc.vs.entry = "main"; + desc.fs.source = &fs_source_glsl300es; + desc.fs.entry = "main"; + }, + .D3D11 => { + desc.attrs[0].sem_name = "TEXCOORD"; + desc.attrs[0].sem_index = 0; + desc.attrs[1].sem_name = "TEXCOORD"; + desc.attrs[1].sem_index = 1; + desc.vs.source = &vs_source_hlsl5; + desc.vs.d3d11_target = "vs_5_0"; + desc.vs.entry = "main"; + desc.fs.source = &fs_source_hlsl5; + desc.fs.d3d11_target = "ps_5_0"; + desc.fs.entry = "main"; + }, + .METAL_MACOS => { + desc.vs.source = &vs_source_metal_macos; + desc.vs.entry = "main0"; + desc.fs.source = &fs_source_metal_macos; + desc.fs.entry = "main0"; + }, + .WGPU => { + desc.vs.source = &vs_source_wgsl; + desc.vs.entry = "main"; + desc.fs.source = &fs_source_wgsl; + desc.fs.entry = "main"; + }, + else => {}, + } + return desc; +}