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comparison tests/test_materials.nim @ 230:027f6ff06585

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add: test mesh
author Sam <sam@basx.dev>
date Tue, 16 May 2023 16:08:06 +0700
parents 744285b47a4d
children 3918e42bf26e
comparison
equal deleted inserted replaced
229:7741bca03e7c 230:027f6ff06585
20 PT, PT, PT, PT, PT, PT, PT, 20 PT, PT, PT, PT, PT, PT, PT,
21 WT, WT, WT, WT, WT, WT, WT, 21 WT, WT, WT, WT, WT, WT, WT,
22 RT, RT, RT, RT, RT, RT, RT, 22 RT, RT, RT, RT, RT, RT, RT,
23 ]) 23 ])
24 scene.addTextures("my_texture", @[t1, t2], interpolation=VK_FILTER_NEAREST) 24 scene.addTextures("my_texture", @[t1, t2], interpolation=VK_FILTER_NEAREST)
25 scene.addShaderGlobal("time", 0'f32) 25 scene.addShaderGlobalArray("test2", @[0'f32, 0'f32])
26 var m: Mesh = Mesh(scene.root.components[0])
27 26
28 var engine = initEngine("Test materials") 27 var engine = initEngine("Test materials")
29 const 28 const
30 vertexInput = @[ 29 vertexInput = @[
31 attr[Vec3f]("position", memoryPerformanceHint=PreferFastRead), 30 attr[Vec3f]("position", memoryPerformanceHint=PreferFastRead),
32 attr[Vec2f]("uv", memoryPerformanceHint=PreferFastRead), 31 attr[Vec2f]("uv", memoryPerformanceHint=PreferFastRead),
33 ] 32 ]
34 vertexOutput = @[attr[Vec2f]("uvout")] 33 vertexOutput = @[attr[Vec2f]("uvout")]
35 uniforms = @[attr[float32]("time")] 34 uniforms = @[attr[float32]("test2", arrayCount=2)]
36 samplers = @[attr[Sampler2DType]("my_texture", arrayCount=2)] 35 samplers = @[attr[Sampler2DType]("my_texture", arrayCount=2)]
37 fragOutput = @[attr[Vec4f]("color")] 36 fragOutput = @[attr[Vec4f]("color")]
38 vertexCode = compileGlslShader( 37 vertexCode = compileGlslShader(
39 stage=VK_SHADER_STAGE_VERTEX_BIT, 38 stage=VK_SHADER_STAGE_VERTEX_BIT,
40 inputs=vertexInput, 39 inputs=vertexInput,
41 uniforms=uniforms, 40 uniforms=uniforms,
42 samplers=samplers, 41 samplers=samplers,
43 outputs=vertexOutput, 42 outputs=vertexOutput,
44 main="""gl_Position = vec4(position, 1.0); uvout = uv;""" 43 main="""gl_Position = vec4(position.x, position.y + sin(Uniforms.test2[1]) / Uniforms.test2[1] * 0.5, position.z, 1.0); uvout = uv;"""
45 ) 44 )
46 fragmentCode = compileGlslShader( 45 fragmentCode = compileGlslShader(
47 stage=VK_SHADER_STAGE_FRAGMENT_BIT, 46 stage=VK_SHADER_STAGE_FRAGMENT_BIT,
48 inputs=vertexOutput, 47 inputs=vertexOutput,
49 uniforms=uniforms, 48 uniforms=uniforms,
50 samplers=samplers, 49 samplers=samplers,
51 outputs=fragOutput, 50 outputs=fragOutput,
52 main=""" 51 main="""
53 float d = sin(Uniforms.time * 0.5) * 0.5 + 0.5; 52 float d = sin(Uniforms.test2[0]) * 0.5 + 0.5;
54 color = texture(my_texture[0], uvout) * (1 - d) + texture(my_texture[1], uvout) * d; 53 color = texture(my_texture[0], uvout) * (1 - d) + texture(my_texture[1], uvout) * d;
55 """ 54 """
56 ) 55 )
57 engine.setRenderer(engine.gpuDevice.simpleForwardRenderPass(vertexCode, fragmentCode)) 56 engine.setRenderer(engine.gpuDevice.simpleForwardRenderPass(vertexCode, fragmentCode))
58 engine.addScene(scene, vertexInput) 57 engine.addScene(scene, vertexInput)
59 var t = cpuTime() 58 var t = cpuTime()
60 while engine.updateInputs() == Running and not engine.keyIsDown(Escape): 59 while engine.updateInputs() == Running and not engine.keyIsDown(Escape):
61 setShaderGlobal(scene, "time", float32(cpuTime() - t)) 60 var d = float32(cpuTime() - t)
61 setShaderGlobalArray(scene, "test2", @[d, d * 2])
62 engine.renderScene(scene) 62 engine.renderScene(scene)
63 engine.destroy() 63 engine.destroy()
64 64
65 65
66 when isMainModule: 66 when isMainModule: