shaders.shapes source code

1 module shaders.shapes;
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 src/examples/shaders/shapes.glsl -o src/examples/shaders/shapes.d -l glsl410:metal_macos:hlsl5:glsl300es:wgsl -f sokol_d
13 
14     Overview:
15     =========
16     Shader program: 'shapes':
17         Get shader desc: shapesShaderDesc(sg.queryBackend());
18         Vertex Shader: vs
19         Fragment Shader: fs
20         Attributes:
21             ATTR_SHAPES_POSITION => 0
22             ATTR_SHAPES_NORMAL => 1
23             ATTR_SHAPES_TEXCOORD => 2
24             ATTR_SHAPES_COLOR0 => 3
25     Bindings:
26         Uniform block 'vs_params':
27             D struct: VsParams
28             Bind slot: UB_VS_PARAMS => 0
29 */
30 enum ATTR_SHAPES_POSITION = 0;
31 enum ATTR_SHAPES_NORMAL = 1;
32 enum ATTR_SHAPES_TEXCOORD = 2;
33 enum ATTR_SHAPES_COLOR0 = 3;
34 enum UB_VS_PARAMS = 0;
35 struct VsParams {
36     align(16) float draw_mode = 0;
37     align(1) ubyte[12] _pad_4 = 0;
38     align(1) m.Mat4 mvp;
39 }
40 /*
41     #version 410
42 
43     uniform vec4 vs_params[5];
44     layout(location = 0) in vec4 position;
45     layout(location = 0) out vec4 color;
46     layout(location = 1) in vec3 normal;
47     layout(location = 2) in vec2 texcoord;
48     layout(location = 3) in vec4 color0;
49 
50     void main()
51     {
52         gl_Position = mat4(vs_params[1], vs_params[2], vs_params[3], vs_params[4]) * position;
53         if (vs_params[0].x == 0.0)
54         {
55             color = vec4((normal + vec3(1.0)) * 0.5, 1.0);
56         }
57         else
58         {
59             if (vs_params[0].x == 1.0)
60             {
61                 color = vec4(texcoord, 0.0, 1.0);
62             }
63             else
64             {
65                 color = color0;
66             }
67         }
68     }
69 
70 */
71 __gshared char[621] VS_SOURCE_GLSL410 = [
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111 ];
112 /*
113     #version 410
114 
115     layout(location = 0) out vec4 frag_color;
116     layout(location = 0) in vec4 color;
117 
118     void main()
119     {
120         frag_color = color;
121     }
122 
123 */
124 __gshared char[135] FS_SOURCE_GLSL410 = [
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135 /*
136     #version 300 es
137 
138     uniform vec4 vs_params[5];
139     layout(location = 0) in vec4 position;
140     out vec4 color;
141     layout(location = 1) in vec3 normal;
142     layout(location = 2) in vec2 texcoord;
143     layout(location = 3) in vec4 color0;
144 
145     void main()
146     {
147         gl_Position = mat4(vs_params[1], vs_params[2], vs_params[3], vs_params[4]) * position;
148         if (vs_params[0].x == 0.0)
149         {
150             color = vec4((normal + vec3(1.0)) * 0.5, 1.0);
151         }
152         else
153         {
154             if (vs_params[0].x == 1.0)
155             {
156                 color = vec4(texcoord, 0.0, 1.0);
157             }
158             else
159             {
160                 color = color0;
161             }
162         }
163     }
164 
165 */
166 __gshared char[603] VS_SOURCE_GLSL300ES = [
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205 ];
206 /*
207     #version 300 es
208     precision mediump float;
209     precision highp int;
210 
211     layout(location = 0) out highp vec4 frag_color;
212     in highp vec4 color;
213 
214     void main()
215     {
216         frag_color = color;
217     }
218 
219 */
220 __gshared char[175] FS_SOURCE_GLSL300ES = [
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232 ];
233 /*
234     cbuffer vs_params : register(b0)
235     {
236         float _19_draw_mode : packoffset(c0);
237         row_major float4x4 _19_mvp : packoffset(c1);
238     };
239 
240 
241     static float4 gl_Position;
242     static float4 position;
243     static float4 color;
244     static float3 normal;
245     static float2 texcoord;
246     static float4 color0;
247 
248     struct SPIRV_Cross_Input
249     {
250         float4 position : TEXCOORD0;
251         float3 normal : TEXCOORD1;
252         float2 texcoord : TEXCOORD2;
253         float4 color0 : TEXCOORD3;
254     };
255 
256     struct SPIRV_Cross_Output
257     {
258         float4 color : TEXCOORD0;
259         float4 gl_Position : SV_Position;
260     };
261 
262     void vert_main()
263     {
264         gl_Position = mul(position, _19_mvp);
265         if (_19_draw_mode == 0.0f)
266         {
267             color = float4((normal + 1.0f.xxx) * 0.5f, 1.0f);
268         }
269         else
270         {
271             if (_19_draw_mode == 1.0f)
272             {
273                 color = float4(texcoord, 0.0f, 1.0f);
274             }
275             else
276             {
277                 color = color0;
278             }
279         }
280     }
281 
282     SPIRV_Cross_Output main(SPIRV_Cross_Input stage_input)
283     {
284         position = stage_input.position;
285         normal = stage_input.normal;
286         texcoord = stage_input.texcoord;
287         color0 = stage_input.color0;
288         vert_main();
289         SPIRV_Cross_Output stage_output;
290         stage_output.gl_Position = gl_Position;
291         stage_output.color = color;
292         return stage_output;
293     }
294 */
295 __gshared char[1238] VS_SOURCE_HLSL5 = [
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374 ];
375 /*
376     static float4 frag_color;
377     static float4 color;
378 
379     struct SPIRV_Cross_Input
380     {
381         float4 color : TEXCOORD0;
382     };
383 
384     struct SPIRV_Cross_Output
385     {
386         float4 frag_color : SV_Target0;
387     };
388 
389     void frag_main()
390     {
391         frag_color = color;
392     }
393 
394     SPIRV_Cross_Output main(SPIRV_Cross_Input stage_input)
395     {
396         color = stage_input.color;
397         frag_main();
398         SPIRV_Cross_Output stage_output;
399         stage_output.frag_color = frag_color;
400         return stage_output;
401     }
402 */
403 __gshared char[435] FS_SOURCE_HLSL5 = [
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431     0x7d,0x0a,0x00,
432 ];
433 /*
434     #include <metal_stdlib>
435     #include <simd/simd.h>
436 
437     using namespace metal;
438 
439     struct vs_params
440     {
441         float draw_mode;
442         float4x4 mvp;
443     };
444 
445     struct main0_out
446     {
447         float4 color [[user(locn0)]];
448         float4 gl_Position [[position]];
449     };
450 
451     struct main0_in
452     {
453         float4 position [[attribute(0)]];
454         float3 normal [[attribute(1)]];
455         float2 texcoord [[attribute(2)]];
456         float4 color0 [[attribute(3)]];
457     };
458 
459     vertex main0_out main0(main0_in in [[stage_in]], constant vs_params& _19 [[buffer(0)]])
460     {
461         main0_out out = {};
462         out.gl_Position = _19.mvp * in.position;
463         if (_19.draw_mode == 0.0)
464         {
465             out.color = float4((in.normal + float3(1.0)) * 0.5, 1.0);
466         }
467         else
468         {
469             if (_19.draw_mode == 1.0)
470             {
471                 out.color = float4(in.texcoord, 0.0, 1.0);
472             }
473             else
474             {
475                 out.color = in.color0;
476             }
477         }
478         return out;
479     }
480 
481 */
482 __gshared char[883] VS_SOURCE_METAL_MACOS = [
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538     0x0a,0x0a,0x00,
539 ];
540 /*
541     #include <metal_stdlib>
542     #include <simd/simd.h>
543 
544     using namespace metal;
545 
546     struct main0_out
547     {
548         float4 frag_color [[color(0)]];
549     };
550 
551     struct main0_in
552     {
553         float4 color [[user(locn0)]];
554     };
555 
556     fragment main0_out main0(main0_in in [[stage_in]])
557     {
558         main0_out out = {};
559         out.frag_color = in.color;
560         return out;
561     }
562 
563 */
564 __gshared char[315] FS_SOURCE_METAL_MACOS = [
565     0x23,0x69,0x6e,0x63,0x6c,0x75,0x64,0x65,0x20,0x3c,0x6d,0x65,0x74,0x61,0x6c,0x5f,
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585 ];
586 /*
587     diagnostic(off, derivative_uniformity);
588 
589     struct vs_params {
590       /_ @offset(0) _/
591       draw_mode : f32,
592       /_ @offset(16) _/
593       mvp : mat4x4f,
594     }
595 
596     @group(0) @binding(0) var<uniform> x_19 : vs_params;
597 
598     var<private> position_1 : vec4f;
599 
600     var<private> color : vec4f;
601 
602     var<private> normal : vec3f;
603 
604     var<private> texcoord : vec2f;
605 
606     var<private> color0 : vec4f;
607 
608     var<private> gl_Position : vec4f;
609 
610     fn main_1() {
611       let x_23 : mat4x4f = x_19.mvp;
612       let x_26 : vec4f = position_1;
613       gl_Position = (x_23 * x_26);
614       let x_32 : f32 = x_19.draw_mode;
615       if ((x_32 == 0.0f)) {
616         let x_42 : vec3f = normal;
617         let x_47 : vec3f = ((x_42 + vec3f(1.0f, 1.0f, 1.0f)) * 0.5f);
618         color = vec4f(x_47.x, x_47.y, x_47.z, 1.0f);
619       } else {
620         let x_54 : f32 = x_19.draw_mode;
621         if ((x_54 == 1.0f)) {
622           let x_61 : vec2f = texcoord;
623           color = vec4f(x_61.x, x_61.y, 0.0f, 1.0f);
624         } else {
625           let x_67 : vec4f = color0;
626           color = x_67;
627         }
628       }
629       return;
630     }
631 
632     struct main_out {
633       @builtin(position)
634       gl_Position : vec4f,
635       @location(0)
636       color_1 : vec4f,
637     }
638 
639     @vertex
640     fn main(@location(0) position_1_param : vec4f, @location(1) normal_param : vec3f, @location(2) texcoord_param : vec2f, @location(3) color0_param : vec4f) -> main_out {
641       position_1 = position_1_param;
642       normal = normal_param;
643       texcoord = texcoord_param;
644       color0 = color0_param;
645       main_1();
646       return main_out(gl_Position, color);
647     }
648 
649 */
650 __gshared char[1387] VS_SOURCE_WGSL = [
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738 ];
739 /*
740     diagnostic(off, derivative_uniformity);
741 
742     var<private> frag_color : vec4f;
743 
744     var<private> color : vec4f;
745 
746     fn main_1() {
747       let x_12 : vec4f = color;
748       frag_color = x_12;
749       return;
750     }
751 
752     struct main_out {
753       @location(0)
754       frag_color_1 : vec4f,
755     }
756 
757     @fragment
758     fn main(@location(0) color_param : vec4f) -> main_out {
759       color = color_param;
760       main_1();
761       return main_out(frag_color);
762     }
763 
764 */
765 __gshared char[376] FS_SOURCE_WGSL = [
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788     0x69,0x6e,0x5f,0x6f,0x75,0x74,0x28,0x66,0x72,0x61,0x67,0x5f,0x63,0x6f,0x6c,0x6f,
789     0x72,0x29,0x3b,0x0a,0x7d,0x0a,0x0a,0x00,
790 ];
791 sg.ShaderDesc shapesShaderDesc(sg.Backend backend) @trusted @nogc nothrow {
792     sg.ShaderDesc desc;
793     desc.label = "shapes_shader";
794     switch (backend) {
795         case sg.Backend.Glcore:
796             desc.vertex_func.source = &VS_SOURCE_GLSL410[0];
797             desc.vertex_func.entry = "main";
798             desc.fragment_func.source = &FS_SOURCE_GLSL410[0];
799             desc.fragment_func.entry = "main";
800             desc.attrs[0].glsl_name = "position";
801             desc.attrs[1].glsl_name = "normal";
802             desc.attrs[2].glsl_name = "texcoord";
803             desc.attrs[3].glsl_name = "color0";
804             desc.uniform_blocks[0].stage = sg.ShaderStage.Vertex;
805             desc.uniform_blocks[0].layout = sg.UniformLayout.Std140;
806             desc.uniform_blocks[0].size = 80;
807             desc.uniform_blocks[0].glsl_uniforms[0].type = sg.UniformType.Float4;
808             desc.uniform_blocks[0].glsl_uniforms[0].array_count = 5;
809             desc.uniform_blocks[0].glsl_uniforms[0].glsl_name = "vs_params";
810             break;
811         case sg.Backend.Gles3:
812             desc.vertex_func.source = &VS_SOURCE_GLSL300ES[0];
813             desc.vertex_func.entry = "main";
814             desc.fragment_func.source = &FS_SOURCE_GLSL300ES[0];
815             desc.fragment_func.entry = "main";
816             desc.attrs[0].glsl_name = "position";
817             desc.attrs[1].glsl_name = "normal";
818             desc.attrs[2].glsl_name = "texcoord";
819             desc.attrs[3].glsl_name = "color0";
820             desc.uniform_blocks[0].stage = sg.ShaderStage.Vertex;
821             desc.uniform_blocks[0].layout = sg.UniformLayout.Std140;
822             desc.uniform_blocks[0].size = 80;
823             desc.uniform_blocks[0].glsl_uniforms[0].type = sg.UniformType.Float4;
824             desc.uniform_blocks[0].glsl_uniforms[0].array_count = 5;
825             desc.uniform_blocks[0].glsl_uniforms[0].glsl_name = "vs_params";
826             break;
827         case sg.Backend.D3d11:
828             desc.vertex_func.source = &VS_SOURCE_HLSL5[0];
829             desc.vertex_func.d3d11_target = "vs_5_0";
830             desc.vertex_func.entry = "main";
831             desc.fragment_func.source = &FS_SOURCE_HLSL5[0];
832             desc.fragment_func.d3d11_target = "ps_5_0";
833             desc.fragment_func.entry = "main";
834             desc.attrs[0].hlsl_sem_name = "TEXCOORD";
835             desc.attrs[0].hlsl_sem_index = 0;
836             desc.attrs[1].hlsl_sem_name = "TEXCOORD";
837             desc.attrs[1].hlsl_sem_index = 1;
838             desc.attrs[2].hlsl_sem_name = "TEXCOORD";
839             desc.attrs[2].hlsl_sem_index = 2;
840             desc.attrs[3].hlsl_sem_name = "TEXCOORD";
841             desc.attrs[3].hlsl_sem_index = 3;
842             desc.uniform_blocks[0].stage = sg.ShaderStage.Vertex;
843             desc.uniform_blocks[0].layout = sg.UniformLayout.Std140;
844             desc.uniform_blocks[0].size = 80;
845             desc.uniform_blocks[0].hlsl_register_b_n = 0;
846             break;
847         case sg.Backend.Metal_macos:
848             desc.vertex_func.source = &VS_SOURCE_METAL_MACOS[0];
849             desc.vertex_func.entry = "main0";
850             desc.fragment_func.source = &FS_SOURCE_METAL_MACOS[0];
851             desc.fragment_func.entry = "main0";
852             desc.uniform_blocks[0].stage = sg.ShaderStage.Vertex;
853             desc.uniform_blocks[0].layout = sg.UniformLayout.Std140;
854             desc.uniform_blocks[0].size = 80;
855             desc.uniform_blocks[0].msl_buffer_n = 0;
856             break;
857         case sg.Backend.Wgpu:
858             desc.vertex_func.source = &VS_SOURCE_WGSL[0];
859             desc.vertex_func.entry = "main";
860             desc.fragment_func.source = &FS_SOURCE_WGSL[0];
861             desc.fragment_func.entry = "main";
862             desc.uniform_blocks[0].stage = sg.ShaderStage.Vertex;
863             desc.uniform_blocks[0].layout = sg.UniformLayout.Std140;
864             desc.uniform_blocks[0].size = 80;
865             desc.uniform_blocks[0].wgsl_group0_binding_n = 0;
866             break;
867         default: break;
868     }
869     return desc;
870 }