Mercurial > games > semicongine

comparison examples/E04_input.nim @ 1140:5934c5615f13

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did: update all examples to work with latest refactoring
author sam <sam@basx.dev>
date Sat, 08 Jun 2024 15:16:17 +0700
parents 114f395b9144
children
comparison
equal deleted inserted replaced
1139:114f395b9144 1140:5934c5615f13
90 rowpos[1] += keyDimension + keyGap * (if firstRow: 2'f32 else: 1'f32) 90 rowpos[1] += keyDimension + keyGap * (if firstRow: 2'f32 else: 1'f32)
91 firstRow = false 91 firstRow = false
92 92
93 93
94 when isMainModule: 94 when isMainModule:
95 var myengine = initEngine("Input") 95 var myengine = InitEngine("Input")
96 96
97 # transform the cursor a bit to make it look nice 97 # transform the cursor a bit to make it look nice
98 let cursorscale = ( 98 let cursorscale = (
99 scale2d(20'f32, 20'f32) * 99 Scale2d(20'f32, 20'f32) *
100 translate2d(1'f32, 1'f32) * 100 Translate2d(1'f32, 1'f32) *
101 rotate2d(-float32(PI) / 4'f32) * 101 Rotate2d(-float32(PI) / 4'f32) *
102 scale2d(0.5'f32, 1'f32) * 102 Scale2d(0.5'f32, 1'f32) *
103 rotate2d(float32(PI) / 4'f32) 103 Rotate2d(float32(PI) / 4'f32)
104 ) 104 )
105 var positions = arrow 105 var positions = arrow
106 for i in 0 ..< positions.len: 106 for i in 0 ..< positions.len:
107 positions[i] = cursorscale * NewVec3f(positions[i].x, positions[i].y) 107 positions[i] = cursorscale * NewVec3f(positions[i].x, positions[i].y)
108 108
110 var 110 var
111 matDef = MaterialType(name: "default", vertexAttributes: { 111 matDef = MaterialType(name: "default", vertexAttributes: {
112 "position": Vec3F32, 112 "position": Vec3F32,
113 "color": Vec4F32, 113 "color": Vec4F32,
114 }.toTable) 114 }.toTable)
115 cursormesh = newMesh( 115 cursormesh = NewMesh(
116 positions = positions, 116 positions = positions,
117 colors = arrow_colors, 117 colors = arrow_colors,
118 material = matDef.InitMaterialData(), 118 material = matDef.InitMaterialData(),
119 ) 119 )
120 keyboardmesh = newMesh( 120 keyboardmesh = NewMesh(
121 positions = keyvertexpos, 121 positions = keyvertexpos,
122 colors = keyvertexcolor, 122 colors = keyvertexcolor,
123 indices = keymeshindices, 123 indices = keymeshindices,
124 material = matDef.InitMaterialData(), 124 material = matDef.InitMaterialData(),
125 ) 125 )
126 backgroundmesh = newMesh( 126 backgroundmesh = NewMesh(
127 positions = @[ 127 positions = @[
128 NewVec3f(0'f32, 0'f32), 128 NewVec3f(0'f32, 0'f32),
129 NewVec3f(1'f32, 0'f32), 129 NewVec3f(1'f32, 0'f32),
130 NewVec3f(1'f32, 1'f32), 130 NewVec3f(1'f32, 1'f32),
131 NewVec3f(0'f32, 1'f32), 131 NewVec3f(0'f32, 1'f32),
139 indices = @[[0'u16, 1'u16, 2'u16], [2'u16, 3'u16, 0'u16]], 139 indices = @[[0'u16, 1'u16, 2'u16], [2'u16, 3'u16, 0'u16]],
140 material = matDef.InitMaterialData(), 140 material = matDef.InitMaterialData(),
141 ) 141 )
142 142
143 # define mesh objects 143 # define mesh objects
144 var keyboard_center = translate( 144 var keyboard_center = Translate(
145 -float32(rowWidth) / 2'f32, 145 -float32(rowWidth) / 2'f32,
146 -float32(tupleLen(keyRows) * (keyDimension + keyGap) - keyGap) / 2'f32, 146 -float32(tupleLen(keyRows) * (keyDimension + keyGap) - keyGap) / 2'f32,
147 0'f32 147 0'f32
148 ) 148 )
149 scene = Scene(name: "scene", meshes: @[backgroundmesh, keyboardmesh, cursormesh]) 149 scene = Scene(name: "scene", meshes: @[backgroundmesh, keyboardmesh, cursormesh])
150 150
151 # shaders 151 # shaders
152 const 152 const
153 shaderConfiguration = createShaderConfiguration( 153 shaderConfiguration = CreateShaderConfiguration(
154 name = "default shader", 154 name = "default shader",
155 inputs = [ 155 inputs = [
156 attr[Vec3f]("position"), 156 Attr[Vec3f]("position"),
157 attr[Vec4f]("color", memoryPerformanceHint = PreferFastWrite), 157 Attr[Vec4f]("color", memoryPerformanceHint = PreferFastWrite),
158 attr[Mat4]("transform", memoryPerformanceHint = PreferFastWrite, perInstance = true), 158 Attr[Mat4]("transform", memoryPerformanceHint = PreferFastWrite, perInstance = true),
159 ], 159 ],
160 intermediates = [attr[Vec4f]("outcolor")], 160 intermediates = [Attr[Vec4f]("outcolor")],
161 uniforms = [attr[Mat4]("projection")], 161 uniforms = [Attr[Mat4]("projection")],
162 outputs = [attr[Vec4f]("color")], 162 outputs = [Attr[Vec4f]("color")],
163 vertexCode = """outcolor = color; gl_Position = vec4(position, 1) * (transform * Uniforms.projection);""", 163 vertexCode = """outcolor = color; gl_Position = vec4(position, 1) * (transform * Uniforms.projection);""",
164 fragmentCode = "color = outcolor;", 164 fragmentCode = "color = outcolor;",
165 ) 165 )
166 166
167 # set up rendering 167 # set up rendering
168 myengine.initRenderer({matDef: shaderConfiguration}) 168 myengine.InitRenderer({matDef: shaderConfiguration})
169 scene.addShaderGlobal("projection", Unit4f32) 169 scene.AddShaderGlobal("projection", Unit4f32)
170 myengine.loadScene(scene) 170 myengine.LoadScene(scene)
171 myengine.HideSystemCursor() 171 myengine.HideSystemCursor()
172 172
173 # mainloop 173 # mainloop
174 while myengine.UpdateInputs(): 174 while myengine.UpdateInputs():
175 if WindowWasResized(): 175 if WindowWasResized():
176 scene.setShaderGlobal("projection", 176 scene.SetShaderGlobal("projection",
177 ortho( 177 Ortho(
178 0, float32(myengine.GetWindow().size[0]), 178 0, float32(myengine.GetWindow().Size[0]),
179 0, float32(myengine.GetWindow().size[1]), 179 0, float32(myengine.GetWindow().Size[1]),
180 0, 1, 180 0, 1,
181 ) 181 )
182 ) 182 )
183 let 183 let
184 winsize = myengine.GetWindow().size 184 winsize = myengine.GetWindow().Size
185 center = translate(float32(winsize[0]) / 2'f32, float32(winsize[1]) / 2'f32, 0.1'f32) 185 center = Translate(float32(winsize[0]) / 2'f32, float32(winsize[1]) / 2'f32, 0.1'f32)
186 keyboardmesh.transform = keyboard_center * center 186 keyboardmesh.transform = keyboard_center * center
187 backgroundmesh.transform = scale(float32(winsize[0]), float32(winsize[1]), 1'f32) 187 backgroundmesh.transform = Scale(float32(winsize[0]), float32(winsize[1]), 1'f32)
188 188
189 let mousePos = translate(MousePosition().x + 20, MousePosition().y + 20, 0'f32) 189 let mousePos = Translate(MousePosition().x + 20, MousePosition().y + 20, 0'f32)
190 cursormesh.transform = mousePos 190 cursormesh.transform = mousePos
191 191
192 for (index, key) in enumerate(keyIndices): 192 for (index, key) in enumerate(keyIndices):
193 if KeyWasPressed(key): 193 if KeyWasPressed(key):
194 let baseIndex = index * 4 194 let baseIndex = index * 4
201 keyboardmesh["color", baseIndex + 0] = baseColor 201 keyboardmesh["color", baseIndex + 0] = baseColor
202 keyboardmesh["color", baseIndex + 1] = baseColor 202 keyboardmesh["color", baseIndex + 1] = baseColor
203 keyboardmesh["color", baseIndex + 2] = baseColor 203 keyboardmesh["color", baseIndex + 2] = baseColor
204 keyboardmesh["color", baseIndex + 3] = baseColor 204 keyboardmesh["color", baseIndex + 3] = baseColor
205 205
206 myengine.renderScene(scene) 206 myengine.RenderScene(scene)
207 207
208 myengine.destroy() 208 myengine.Destroy()