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comparison examples/E01_hello_triangle.nim @ 210:f3912838cd69

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fix: always use rgba
author Sam <sam@basx.dev>
date Tue, 09 May 2023 18:19:17 +0700
parents 84fd522fdf3f
children ad078e26a1c7
comparison
equal deleted inserted replaced
209:461c18ee759b 210:f3912838cd69
2 2
3 3
4 const 4 const
5 vertexInput = @[ 5 vertexInput = @[
6 attr[Vec3f]("position"), 6 attr[Vec3f]("position"),
7 attr[Vec3f]("color"), 7 attr[Vec4f]("color"),
8 ] 8 ]
9 vertexOutput = @[attr[Vec3f]("outcolor")] 9 vertexOutput = @[attr[Vec4f]("outcolor")]
10 fragOutput = @[attr[Vec4f]("color")] 10 fragOutput = @[attr[Vec4f]("color")]
11 vertexCode = compileGlslShader( 11 vertexCode = compileGlslShader(
12 stage=VK_SHADER_STAGE_VERTEX_BIT, 12 stage=VK_SHADER_STAGE_VERTEX_BIT,
13 inputs=vertexInput, 13 inputs=vertexInput,
14 outputs=vertexOutput, 14 outputs=vertexOutput,
19 ) 19 )
20 fragmentCode = compileGlslShader( 20 fragmentCode = compileGlslShader(
21 stage=VK_SHADER_STAGE_FRAGMENT_BIT, 21 stage=VK_SHADER_STAGE_FRAGMENT_BIT,
22 inputs=vertexOutput, 22 inputs=vertexOutput,
23 outputs=fragOutput, 23 outputs=fragOutput,
24 main="color = vec4(outcolor, 1);" 24 main="color = outcolor;"
25 ) 25 )
26 26
27 var 27 var
28 triangle = newScene("scene", newEntity( 28 triangle = newScene("scene", newEntity(
29 "triangle", 29 "triangle",
30 newMesh( 30 newMesh(
31 [newVec3f(-0.5, 0.5), newVec3f(0, -0.5), newVec3f(0.5, 0.5)], 31 [newVec3f(-0.5, 0.5), newVec3f(0, -0.5), newVec3f(0.5, 0.5)],
32 [X, Y, Z], 32 [newVec4f(1, 0, 0, 1), newVec4f(0, 1, 0, 1), newVec4f(0, 0, 1, 1)],
33 ) 33 )
34 )) 34 ))
35 myengine = initEngine("Hello triangle") 35 myengine = initEngine("Hello triangle")
36 renderPass = myengine.gpuDevice.simpleForwardRenderPass(vertexCode, fragmentCode) 36 renderPass = myengine.gpuDevice.simpleForwardRenderPass(vertexCode, fragmentCode)
37 37