Mercurial > games > semicongine

comparison examples/E02_squares.nim @ 598:67b44ba428d1

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add: some cleanup, discovered bug
author Sam <sam@basx.dev>
date Fri, 21 Apr 2023 00:29:09 +0700
parents fdae5f50fa00
children 177bfb85adb1
comparison
equal deleted inserted replaced
597:fdae5f50fa00 598:67b44ba428d1
45 45
46 46
47 const 47 const
48 vertexInput = @[ 48 vertexInput = @[
49 attr[Vec3f]("position", memoryLocation=VRAM), 49 attr[Vec3f]("position", memoryLocation=VRAM),
50 attr[Vec3f]("color", memoryLocation=VRAM), # TODO: VRAMVisible 50 attr[Vec3f]("color", memoryLocation=VRAM),
51 attr[uint32]("index", memoryLocation=VRAM), 51 attr[uint32]("index", memoryLocation=VRAM),
52 ] 52 ]
53 vertexOutput = @[attr[Vec3f]("outcolor")] 53 vertexOutput = @[attr[Vec3f]("outcolor")]
54 uniforms = @[attr[float32]("time")] 54 uniforms = @[attr[float32]("time")]
55 fragOutput = @[attr[Vec4f]("color")] 55 fragOutput = @[attr[Vec4f]("color")]
78 positions=vertices, 78 positions=vertices,
79 indices=indices, 79 indices=indices,
80 colors=colors, 80 colors=colors,
81 ) 81 )
82 setMeshData[uint32](squaremesh, "index", iValues.toSeq) 82 setMeshData[uint32](squaremesh, "index", iValues.toSeq)
83 var i = 0'u64
84 var (p, l) = squaremesh.getRawData("color")
85 while i < uint64(l):
86 echo (cast[ptr float32]((cast[uint64](p) + i)))[]
87 inc i
83 88
84 var myengine = initEngine("Squares") 89 var myengine = initEngine("Squares")
85 myengine.setRenderer(myengine.gpuDevice.simpleForwardRenderPass(vertexCode, fragmentCode)) 90 myengine.setRenderer(myengine.gpuDevice.simpleForwardRenderPass(vertexCode, fragmentCode))
86 91
87 var scene = newEntity("scene", newEntity("squares", squaremesh)) 92 var scene = newEntity("scene", newEntity("squares", squaremesh))