Mercurial > games > semicongine
annotate tests/test_vulkan_wrapper.nim @ 776:002d9c576756
did: preparations to refactor material system, still tons to do
| author | Sam <sam@basx.dev> |
|---|---|
| date | Sun, 23 Jul 2023 19:53:10 +0700 |
| parents | a4c757f5d17f |
| children | b145a05c2459 |
| rev | line source |
|---|---|
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1 import std/tables |
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2 |
| 578 | 3 import semicongine |
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4 |
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5 proc scene_different_mesh_types(): Entity = |
| 763 | 6 result = newEntity("root", [], |
| 7 newEntity("triangle1", {"mesh": Component(newMesh( | |
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8 positions=[newVec3f(0.0, -0.5), newVec3f(0.5, 0.5), newVec3f(-0.5, 0.5)], |
| 672 | 9 colors=[newVec4f(1.0, 0.0, 0.0, 1), newVec4f(0.0, 1.0, 0.0, 1), newVec4f(0.0, 0.0, 1.0, 1)], |
| 763 | 10 ))}), |
| 11 newEntity("triangle1b", {"mesh": Component(newMesh( | |
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12 positions=[newVec3f(0.0, -0.4), newVec3f(0.4, 0.4), newVec3f(-0.4, 0.5)], |
| 672 | 13 colors=[newVec4f(1.0, 0.0, 0.0, 1), newVec4f(0.0, 1.0, 0.0, 1), newVec4f(0.0, 0.0, 1.0, 1)], |
| 763 | 14 ))}), |
| 15 newEntity("triangle2a", {"mesh": Component(newMesh( | |
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16 positions=[newVec3f(0.0, 0.5), newVec3f(0.5, -0.5), newVec3f(-0.5, -0.5)], |
| 672 | 17 colors=[newVec4f(1.0, 0.0, 0.0, 1), newVec4f(0.0, 1.0, 0.0, 1), newVec4f(0.0, 0.0, 1.0, 1)], |
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18 indices=[[0'u16, 2'u16, 1'u16]] |
| 763 | 19 ))}), |
| 20 newEntity("triangle2b", {"mesh": Component(newMesh( | |
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21 positions=[newVec3f(0.0, 0.4), newVec3f(0.4, -0.4), newVec3f(-0.4, -0.4)], |
| 672 | 22 colors=[newVec4f(1.0, 0.0, 0.0, 1), newVec4f(0.0, 1.0, 0.0, 1), newVec4f(0.0, 0.0, 1.0, 1)], |
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23 indices=[[0'u16, 2'u16, 1'u16]] |
| 763 | 24 ))}), |
| 25 newEntity("triangle3a", {"mesh": Component(newMesh( | |
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26 positions=[newVec3f(0.4, 0.5), newVec3f(0.9, -0.3), newVec3f(0.0, -0.3)], |
| 672 | 27 colors=[newVec4f(1.0, 1.0, 0.0, 1), newVec4f(1.0, 1.0, 0.0, 1), newVec4f(1.0, 1.0, 0.0, 1)], |
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28 indices=[[0'u32, 2'u32, 1'u32]], |
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29 autoResize=false |
| 763 | 30 ))}), |
| 31 newEntity("triangle3b", {"mesh": Component(newMesh( | |
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32 positions=[newVec3f(0.4, 0.5), newVec3f(0.9, -0.3), newVec3f(0.0, -0.3)], |
| 672 | 33 colors=[newVec4f(1.0, 1.0, 0.0, 1), newVec4f(1.0, 1.0, 0.0, 1), newVec4f(1.0, 1.0, 0.0, 1)], |
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34 indices=[[0'u32, 2'u32, 1'u32]], |
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35 autoResize=false |
| 763 | 36 ))}), |
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37 ) |
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38 for mesh in allComponentsOfType[Mesh](result): |
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39 mesh.setInstanceData("translate", @[newVec3f()]) |
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40 |
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41 proc scene_simple(): Entity = |
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42 var mymesh1 = newMesh( |
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43 positions=[newVec3f(0.0, -0.3), newVec3f(0.3, 0.3), newVec3f(-0.3, 0.3)], |
| 672 | 44 colors=[newVec4f(1.0, 0.0, 0.0, 1), newVec4f(0.0, 1.0, 0.0, 1), newVec4f(0.0, 0.0, 1.0, 1)], |
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45 ) |
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46 var mymesh2 = newMesh( |
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47 positions=[newVec3f(0.0, -0.5), newVec3f(0.5, 0.5), newVec3f(-0.5, 0.5)], |
| 672 | 48 colors=[newVec4f(1.0, 0.0, 0.0, 1), newVec4f(0.0, 1.0, 0.0, 1), newVec4f(0.0, 0.0, 1.0, 1)], |
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49 ) |
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50 var mymesh3 = newMesh( |
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51 positions=[newVec3f(0.0, -0.6), newVec3f(0.6, 0.6), newVec3f(-0.6, 0.6)], |
| 672 | 52 colors=[newVec4f(1.0, 1.0, 0.0, 1), newVec4f(1.0, 1.0, 0.0, 1), newVec4f(1.0, 1.0, 0.0, 1)], |
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53 indices=[[0'u32, 1'u32, 2'u32]], |
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54 autoResize=false |
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55 ) |
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56 var mymesh4 = newMesh( |
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57 positions=[newVec3f(0.0, -0.8), newVec3f(0.8, 0.8), newVec3f(-0.8, 0.8)], |
| 672 | 58 colors=[newVec4f(0.0, 0.0, 1.0, 1), newVec4f(0.0, 0.0, 1.0, 1), newVec4f(0.0, 0.0, 1.0, 1)], |
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59 indices=[[0'u16, 1'u16, 2'u16]], |
| 586 | 60 instanceCount=2 |
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61 ) |
| 587 | 62 mymesh1.setInstanceData("translate", @[newVec3f(0.3, 0.0)]) |
| 63 mymesh2.setInstanceData("translate", @[newVec3f(0.0, 0.3)]) | |
| 64 mymesh3.setInstanceData("translate", @[newVec3f(-0.3, 0.0)]) | |
| 65 mymesh4.setInstanceData("translate", @[newVec3f(0.0, -0.3), newVec3f(0.0, 0.5)]) | |
| 763 | 66 result = newEntity("root", [], newEntity("triangle", {"mesh1": Component(mymesh4), "mesh2": Component(mymesh3), "mesh3": Component(mymesh2), "mesh4": Component(mymesh1)})) |
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67 |
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68 proc scene_primitives(): Entity = |
| 586 | 69 var r = rect(color="ff0000") |
| 70 var t = tri(color="0000ff") | |
| 71 var c = circle(color="00ff00") | |
| 687 | 72 |
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73 r.setInstanceData("translate", @[newVec3f(0.5, -0.3)]) |
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74 t.setInstanceData("translate", @[newVec3f(0.3, 0.3)]) |
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75 c.setInstanceData("translate", @[newVec3f(-0.3, 0.1)]) |
| 763 | 76 result = newEntity("root", {"mesh1": Component(t), "mesh1": Component(r), "mesh1": Component(c)}) |
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77 |
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78 proc scene_flag(): Entity = |
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79 var r = rect(color="ff0000") |
| 672 | 80 r.updateMeshData("color", @[newVec4f(0, 0), newVec4f(1, 0), newVec4f(1, 1), newVec4f(0, 1)]) |
| 763 | 81 result = newEntity("root", {"mesh": Component(r)}) |
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82 |
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83 proc main() = |
| 588 | 84 var engine = initEngine("Test") |
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85 |
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86 # INIT RENDERER: |
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87 const |
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88 vertexInput = @[ |
| 629 | 89 attr[Vec3f]("position", memoryPerformanceHint=PreferFastRead), |
| 672 | 90 attr[Vec4f]("color", memoryPerformanceHint=PreferFastWrite), |
| 586 | 91 attr[Vec3f]("translate", perInstance=true) |
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92 ] |
| 672 | 93 vertexOutput = @[attr[Vec4f]("outcolor")] |
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94 uniforms = @[attr[float32]("time")] |
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95 samplers = @[attr[Sampler2DType]("my_little_texture")] |
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96 fragOutput = @[attr[Vec4f]("color")] |
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97 vertexCode = compileGlslShader( |
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98 stage=VK_SHADER_STAGE_VERTEX_BIT, |
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99 inputs=vertexInput, |
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100 uniforms=uniforms, |
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101 samplers=samplers, |
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102 outputs=vertexOutput, |
| 588 | 103 main="""gl_Position = vec4(position + translate, 1.0); outcolor = color;""" |
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104 ) |
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105 fragmentCode = compileGlslShader( |
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106 stage=VK_SHADER_STAGE_FRAGMENT_BIT, |
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107 inputs=vertexOutput, |
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108 uniforms=uniforms, |
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109 samplers=samplers, |
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110 outputs=fragOutput, |
| 672 | 111 main="color = texture(my_little_texture, outcolor.xy) * 0.5 + outcolor * 0.5;" |
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112 ) |
| 596 | 113 var renderPass = engine.gpuDevice.simpleForwardRenderPass(vertexCode, fragmentCode) |
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114 engine.setRenderer(renderPass) |
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115 |
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116 # INIT SCENES |
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117 var scenes = [ |
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118 newScene("simple", scene_simple()), |
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119 newScene("different mesh types", scene_different_mesh_types()), |
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120 newScene("primitives", scene_primitives()), |
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121 newScene("flag", scene_flag()), |
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122 ] |
| 710 | 123 var sampler = DefaultSampler() |
| 124 sampler.magnification = VK_FILTER_NEAREST | |
| 125 sampler.minification = VK_FILTER_NEAREST | |
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126 for scene in scenes.mitems: |
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127 scene.addShaderGlobal("time", 0.0'f32) |
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128 let (R, W) = ([255'u8, 0'u8, 0'u8, 255'u8], [255'u8, 255'u8, 255'u8, 255'u8]) |
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129 scene.addMaterial(Material( |
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130 name: "my_material", |
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131 textures: { |
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132 "my_little_texture": Texture(image: Image(width: 5, height: 5, imagedata: @[ |
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133 R, R, R, R, R, |
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134 R, R, W, R, R, |
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135 R, W, W, W, R, |
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136 R, R, W, R, R, |
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137 R, R, R, R, R, |
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138 ]), sampler: sampler) |
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139 }.toTable |
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140 )) |
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141 engine.addScene(scene, vertexInput, samplers, transformAttribute="", materialIndexAttribute="") |
| 570 | 142 |
| 576 | 143 # MAINLOOP |
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144 echo "Setup successfull, start rendering" |
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145 for i in 0 ..< 3: |
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146 for scene in scenes.mitems: |
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147 for i in 0 ..< 1000: |
| 607 | 148 if engine.updateInputs() != Running or engine.keyIsDown(Escape): |
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149 engine.destroy() |
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150 return |
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151 setShaderGlobal(scene, "time", getShaderGlobal[float32](scene, "time") + 0.0005'f) |
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152 engine.renderScene(scene) |
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153 echo "Rendered ", engine.framesRendered, " frames" |
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154 echo "Processed ", engine.eventsProcessed, " events" |
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155 |
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156 # cleanup |
| 557 | 157 echo "Start cleanup" |
| 588 | 158 engine.destroy() |
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159 |
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160 when isMainModule: |
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161 main() |