shaders.vertexpull source code

1 module shaders.vertexpull;
2 import sg = sokol.gfx;
3 import m = handmade.math;
4 extern(C):
5 
6 /*
7     #version:1# (machine generated, don't edit!)
8 
9     Generated by sokol-shdc (https://github.com/floooh/sokol-tools)
10 
11     Cmdline:
12         sokol-shdc -i examples/shaders/vertexpull.glsl -o examples/shaders/vertexpull.d -l glsl430:glsl310es:metal_macos:hlsl5:wgsl -f sokol_d
13 
14     Overview:
15     =========
16     Shader program: 'vertexpull':
17         Get shader desc: vertexpullShaderDesc(sg.queryBackend());
18         Vertex Shader: vs
19         Fragment Shader: fs
20         Attributes:
21     Bindings:
22         Uniform block 'vs_params':
23             D struct: VsParams
24             Bind slot: UB_VS_PARAMS => 0
25         Storage buffer 'ssbo':
26             D struct: SbVertex
27             Bind slot: SBUF_SSBO => 0
28             Readonly: true
29 */
30 enum UB_VS_PARAMS = 0;
31 enum SBUF_SSBO = 0;
32 struct VsParams {
33     align(16) m.Mat4 mvp;
34 }
35 struct SbVertex {
36     align(16) float[3] pos = 0;
37     align(1) ubyte[4] _pad_12 = 0;
38     align(1) float[4] color = 0;
39 }
40 /*
41     #version 430
42 
43     struct sb_vertex
44     {
45         vec3 pos;
46         vec4 color;
47     };
48 
49     uniform vec4 vs_params[4];
50     layout(binding = 0, std430) readonly buffer ssbo
51     {
52         sb_vertex vtx[];
53     } _28;
54 
55     layout(location = 0) out vec4 color;
56 
57     void main()
58     {
59         gl_Position = mat4(vs_params[0], vs_params[1], vs_params[2], vs_params[3]) * vec4(_28.vtx[gl_VertexID].pos, 1.0);
60         color = _28.vtx[gl_VertexID].color;
61     }
62 
63 */
64 __gshared char[388] VS_SOURCE_GLSL430 = [
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91 /*
92     #version 430
93 
94     layout(location = 0) out vec4 frag_color;
95     layout(location = 0) in vec4 color;
96 
97     void main()
98     {
99         frag_color = color;
100     }
101 
102 */
103 __gshared char[135] FS_SOURCE_GLSL430 = [
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113 ];
114 /*
115     #version 310 es
116 
117     struct sb_vertex
118     {
119         vec3 pos;
120         vec4 color;
121     };
122 
123     uniform vec4 vs_params[4];
124     layout(binding = 0, std430) readonly buffer ssbo
125     {
126         sb_vertex vtx[];
127     } _28;
128 
129     layout(location = 0) out vec4 color;
130 
131     void main()
132     {
133         gl_Position = mat4(vs_params[0], vs_params[1], vs_params[2], vs_params[3]) * vec4(_28.vtx[gl_VertexID].pos, 1.0);
134         color = _28.vtx[gl_VertexID].color;
135     }
136 
137 */
138 __gshared char[391] VS_SOURCE_GLSL310ES = [
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165 /*
166     #version 310 es
167     precision mediump float;
168     precision highp int;
169 
170     layout(location = 0) out highp vec4 frag_color;
171     layout(location = 0) in highp vec4 color;
172 
173     void main()
174     {
175         frag_color = color;
176     }
177 
178 */
179 __gshared char[196] FS_SOURCE_GLSL310ES = [
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194 /*
195     struct sb_vertex
196     {
197         float3 pos;
198         float4 color;
199     };
200 
201     cbuffer vs_params : register(b0)
202     {
203         row_major float4x4 _19_mvp : packoffset(c0);
204     };
205 
206     ByteAddressBuffer _28 : register(t16);
207 
208     static float4 gl_Position;
209     static int gl_VertexIndex;
210     static float4 color;
211 
212     struct SPIRV_Cross_Input
213     {
214         uint gl_VertexIndex : SV_VertexID;
215     };
216 
217     struct SPIRV_Cross_Output
218     {
219         float4 color : TEXCOORD0;
220         float4 gl_Position : SV_Position;
221     };
222 
223     void vert_main()
224     {
225         gl_Position = mul(float4(asfloat(_28.Load3(gl_VertexIndex * 32 + 0)), 1.0f), _19_mvp);
226         color = asfloat(_28.Load4(gl_VertexIndex * 32 + 16));
227     }
228 
229     SPIRV_Cross_Output main(SPIRV_Cross_Input stage_input)
230     {
231         gl_VertexIndex = int(stage_input.gl_VertexIndex);
232         vert_main();
233         SPIRV_Cross_Output stage_output;
234         stage_output.gl_Position = gl_Position;
235         stage_output.color = color;
236         return stage_output;
237     }
238 */
239 __gshared char[871] VS_SOURCE_HLSL5 = [
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295 ];
296 /*
297     static float4 frag_color;
298     static float4 color;
299 
300     struct SPIRV_Cross_Input
301     {
302         float4 color : TEXCOORD0;
303     };
304 
305     struct SPIRV_Cross_Output
306     {
307         float4 frag_color : SV_Target0;
308     };
309 
310     void frag_main()
311     {
312         frag_color = color;
313     }
314 
315     SPIRV_Cross_Output main(SPIRV_Cross_Input stage_input)
316     {
317         color = stage_input.color;
318         frag_main();
319         SPIRV_Cross_Output stage_output;
320         stage_output.frag_color = frag_color;
321         return stage_output;
322     }
323 */
324 __gshared char[435] FS_SOURCE_HLSL5 = [
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353 ];
354 /*
355     #include <metal_stdlib>
356     #include <simd/simd.h>
357 
358     using namespace metal;
359 
360     struct vs_params
361     {
362         float4x4 mvp;
363     };
364 
365     struct sb_vertex
366     {
367         float3 pos;
368         float4 color;
369     };
370 
371     struct ssbo
372     {
373         sb_vertex vtx[1];
374     };
375 
376     struct main0_out
377     {
378         float4 color [[user(locn0)]];
379         float4 gl_Position [[position]];
380     };
381 
382     vertex main0_out main0(constant vs_params& _19 [[buffer(0)]], const device ssbo& _28 [[buffer(8)]], uint gl_VertexIndex [[vertex_id]])
383     {
384         main0_out out = {};
385         out.gl_Position = _19.mvp * float4(_28.vtx[int(gl_VertexIndex)].pos, 1.0);
386         out.color = _28.vtx[int(gl_VertexIndex)].color;
387         return out;
388     }
389 
390 */
391 __gshared char[616] VS_SOURCE_METAL_MACOS = [
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431 ];
432 /*
433     #include <metal_stdlib>
434     #include <simd/simd.h>
435 
436     using namespace metal;
437 
438     struct main0_out
439     {
440         float4 frag_color [[color(0)]];
441     };
442 
443     struct main0_in
444     {
445         float4 color [[user(locn0)]];
446     };
447 
448     fragment main0_out main0(main0_in in [[stage_in]])
449     {
450         main0_out out = {};
451         out.frag_color = in.color;
452         return out;
453     }
454 
455 */
456 __gshared char[315] FS_SOURCE_METAL_MACOS = [
457     0x23,0x69,0x6e,0x63,0x6c,0x75,0x64,0x65,0x20,0x3c,0x6d,0x65,0x74,0x61,0x6c,0x5f,
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472     0x20,0x20,0x20,0x20,0x6d,0x61,0x69,0x6e,0x30,0x5f,0x6f,0x75,0x74,0x20,0x6f,0x75,
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474     0x66,0x72,0x61,0x67,0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x20,0x3d,0x20,0x69,0x6e,0x2e,
475     0x63,0x6f,0x6c,0x6f,0x72,0x3b,0x0a,0x20,0x20,0x20,0x20,0x72,0x65,0x74,0x75,0x72,
476     0x6e,0x20,0x6f,0x75,0x74,0x3b,0x0a,0x7d,0x0a,0x0a,0x00,
477 ];
478 /*
479     diagnostic(off, derivative_uniformity);
480 
481     struct vs_params {
482       /_ @offset(0) _/
483       mvp : mat4x4f,
484     }
485 
486     struct sb_vertex {
487       /_ @offset(0) _/
488       pos : vec3f,
489       /_ @offset(16) _/
490       color : vec4f,
491     }
492 
493     alias RTArr = array<sb_vertex>;
494 
495     struct ssbo {
496       /_ @offset(0) _/
497       vtx : RTArr,
498     }
499 
500     @binding(0) @group(0) var<uniform> x_19 : vs_params;
501 
502     @binding(32) @group(1) var<storage, read> x_28 : ssbo;
503 
504     var<private> gl_VertexIndex : i32;
505 
506     var<private> color : vec4f;
507 
508     var<private> gl_Position : vec4f;
509 
510     fn main_1() {
511       let x_34 = x_28.vtx[gl_VertexIndex].pos;
512       gl_Position = (x_19.mvp * vec4f(x_34.x, x_34.y, x_34.z, 1.0f));
513       color = x_28.vtx[gl_VertexIndex].color;
514       return;
515     }
516 
517     struct main_out {
518       @builtin(position)
519       gl_Position : vec4f,
520       @location(0)
521       color_1 : vec4f,
522     }
523 
524     @vertex
525     fn main(@builtin(vertex_index) gl_VertexIndex_param : u32) -> main_out {
526       gl_VertexIndex = bitcast<i32>(gl_VertexIndex_param);
527       main_1();
528       return main_out(gl_Position, color);
529     }
530 */
531 __gshared char[953] VS_SOURCE_WGSL = [
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592 ];
593 /*
594     diagnostic(off, derivative_uniformity);
595 
596     var<private> frag_color : vec4f;
597 
598     var<private> color : vec4f;
599 
600     fn main_1() {
601       frag_color = color;
602       return;
603     }
604 
605     struct main_out {
606       @location(0)
607       frag_color_1 : vec4f,
608     }
609 
610     @fragment
611     fn main(@location(0) color_param : vec4f) -> main_out {
612       color = color_param;
613       main_1();
614       return main_out(frag_color);
615     }
616 */
617 __gshared char[348] FS_SOURCE_WGSL = [
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635     0x5f,0x6f,0x75,0x74,0x20,0x7b,0x0a,0x20,0x20,0x63,0x6f,0x6c,0x6f,0x72,0x20,0x3d,
636     0x20,0x63,0x6f,0x6c,0x6f,0x72,0x5f,0x70,0x61,0x72,0x61,0x6d,0x3b,0x0a,0x20,0x20,
637     0x6d,0x61,0x69,0x6e,0x5f,0x31,0x28,0x29,0x3b,0x0a,0x20,0x20,0x72,0x65,0x74,0x75,
638     0x72,0x6e,0x20,0x6d,0x61,0x69,0x6e,0x5f,0x6f,0x75,0x74,0x28,0x66,0x72,0x61,0x67,
639     0x5f,0x63,0x6f,0x6c,0x6f,0x72,0x29,0x3b,0x0a,0x7d,0x0a,0x00,
640 ];
641 sg.ShaderDesc vertexpullShaderDesc(sg.Backend backend) @trusted @nogc nothrow {
642     sg.ShaderDesc desc;
643     desc.label = "vertexpull_shader";
644     switch (backend) {
645         case sg.Backend.Glcore:
646             desc.vertex_func.source = &VS_SOURCE_GLSL430[0];
647             desc.vertex_func.entry = "main";
648             desc.fragment_func.source = &FS_SOURCE_GLSL430[0];
649             desc.fragment_func.entry = "main";
650             desc.uniform_blocks[0].stage = sg.ShaderStage.Vertex;
651             desc.uniform_blocks[0].layout = sg.UniformLayout.Std140;
652             desc.uniform_blocks[0].size = 64;
653             desc.uniform_blocks[0].glsl_uniforms[0].type = sg.UniformType.Float4;
654             desc.uniform_blocks[0].glsl_uniforms[0].array_count = 4;
655             desc.uniform_blocks[0].glsl_uniforms[0].glsl_name = "vs_params";
656             desc.storage_buffers[0].stage = sg.ShaderStage.Vertex;
657             desc.storage_buffers[0].readonly = true;
658             desc.storage_buffers[0].glsl_binding_n = 0;
659             break;
660         case sg.Backend.Gles3:
661             desc.vertex_func.source = &VS_SOURCE_GLSL310ES[0];
662             desc.vertex_func.entry = "main";
663             desc.fragment_func.source = &FS_SOURCE_GLSL310ES[0];
664             desc.fragment_func.entry = "main";
665             desc.uniform_blocks[0].stage = sg.ShaderStage.Vertex;
666             desc.uniform_blocks[0].layout = sg.UniformLayout.Std140;
667             desc.uniform_blocks[0].size = 64;
668             desc.uniform_blocks[0].glsl_uniforms[0].type = sg.UniformType.Float4;
669             desc.uniform_blocks[0].glsl_uniforms[0].array_count = 4;
670             desc.uniform_blocks[0].glsl_uniforms[0].glsl_name = "vs_params";
671             desc.storage_buffers[0].stage = sg.ShaderStage.Vertex;
672             desc.storage_buffers[0].readonly = true;
673             desc.storage_buffers[0].glsl_binding_n = 0;
674             break;
675         case sg.Backend.D3d11:
676             desc.vertex_func.source = &VS_SOURCE_HLSL5[0];
677             desc.vertex_func.d3d11_target = "vs_5_0";
678             desc.vertex_func.entry = "main";
679             desc.fragment_func.source = &FS_SOURCE_HLSL5[0];
680             desc.fragment_func.d3d11_target = "ps_5_0";
681             desc.fragment_func.entry = "main";
682             desc.uniform_blocks[0].stage = sg.ShaderStage.Vertex;
683             desc.uniform_blocks[0].layout = sg.UniformLayout.Std140;
684             desc.uniform_blocks[0].size = 64;
685             desc.uniform_blocks[0].hlsl_register_b_n = 0;
686             desc.storage_buffers[0].stage = sg.ShaderStage.Vertex;
687             desc.storage_buffers[0].readonly = true;
688             desc.storage_buffers[0].hlsl_register_t_n = 16;
689             break;
690         case sg.Backend.Metal_macos:
691             desc.vertex_func.source = &VS_SOURCE_METAL_MACOS[0];
692             desc.vertex_func.entry = "main0";
693             desc.fragment_func.source = &FS_SOURCE_METAL_MACOS[0];
694             desc.fragment_func.entry = "main0";
695             desc.uniform_blocks[0].stage = sg.ShaderStage.Vertex;
696             desc.uniform_blocks[0].layout = sg.UniformLayout.Std140;
697             desc.uniform_blocks[0].size = 64;
698             desc.uniform_blocks[0].msl_buffer_n = 0;
699             desc.storage_buffers[0].stage = sg.ShaderStage.Vertex;
700             desc.storage_buffers[0].readonly = true;
701             desc.storage_buffers[0].msl_buffer_n = 8;
702             break;
703         case sg.Backend.Wgpu:
704             desc.vertex_func.source = &VS_SOURCE_WGSL[0];
705             desc.vertex_func.entry = "main";
706             desc.fragment_func.source = &FS_SOURCE_WGSL[0];
707             desc.fragment_func.entry = "main";
708             desc.uniform_blocks[0].stage = sg.ShaderStage.Vertex;
709             desc.uniform_blocks[0].layout = sg.UniformLayout.Std140;
710             desc.uniform_blocks[0].size = 64;
711             desc.uniform_blocks[0].wgsl_group0_binding_n = 0;
712             desc.storage_buffers[0].stage = sg.ShaderStage.Vertex;
713             desc.storage_buffers[0].readonly = true;
714             desc.storage_buffers[0].wgsl_group1_binding_n = 32;
715             break;
716         default: break;
717     }
718     return desc;
719 }