Mercurial > games > semicongine
view tests/test_rendering.nim @ 1263:e0f0a0be7880
Added tag hg for changeset 6deb5ceaa3fb
author | sam <sam@basx.dev> |
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date | Sun, 28 Jul 2024 21:52:03 +0700 |
parents | 01e9f41d35b1 |
children | 4cf9872f7bb6 |
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import std/os import std/sequtils import std/monotimes import std/times import std/options import std/random import ../semiconginev2 proc test_01_triangle(time: float32) = var renderdata = InitRenderData() type PushConstant = object scale: float32 Shader = object position {.VertexAttribute.}: Vec3f color {.VertexAttribute.}: Vec3f pushConstant {.PushConstantAttribute.}: PushConstant fragmentColor {.Pass.}: Vec3f outColor {.ShaderOutput.}: Vec4f # code vertexCode: string = """void main() { fragmentColor = color; gl_Position = vec4(position * pushConstant.scale, 1);}""" fragmentCode: string = """void main() { outColor = vec4(fragmentColor, 1);}""" TriangleMesh = object position: GPUArray[Vec3f, VertexBuffer] color: GPUArray[Vec3f, VertexBuffer] var mesh = TriangleMesh( position: asGPUArray([NewVec3f(-0.5, -0.5), NewVec3f(0, 0.5), NewVec3f(0.5, -0.5)], VertexBuffer), color: asGPUArray([NewVec3f(0, 0, 1), NewVec3f(0, 1, 0), NewVec3f(1, 0, 0)], VertexBuffer), ) AssignBuffers(renderdata, mesh) renderdata.FlushAllMemory() var pipeline = CreatePipeline[Shader](renderPass = vulkan.swapchain.renderPass) var start = getMonoTime() while ((getMonoTime() - start).inMilliseconds().int / 1000) < time: WithNextFrame(framebuffer, commandbuffer): WithRenderPass(vulkan.swapchain.renderPass, framebuffer, commandbuffer, vulkan.swapchain.width, vulkan.swapchain.height, NewVec4f(0, 0, 0, 0)): WithPipeline(commandbuffer, pipeline): RenderWithPushConstant(commandbuffer = commandbuffer, pipeline = pipeline, mesh = mesh, pushConstant = PushConstant(scale: 0.3 + ((getMonoTime() - start).inMilliseconds().int / 1000))) # cleanup checkVkResult vkDeviceWaitIdle(vulkan.device) DestroyPipeline(pipeline) DestroyRenderData(renderdata) proc test_02_triangle_quad_instanced(time: float32) = var renderdata = InitRenderData() type SomeShader = object position {.VertexAttribute.}: Vec3f color {.VertexAttribute.}: Vec3f pos {.InstanceAttribute.}: Vec3f scale {.InstanceAttribute.}: float32 fragmentColor {.Pass.}: Vec3f outColor {.ShaderOutput.}: Vec4f # code vertexCode: string = """void main() { fragmentColor = color; gl_Position = vec4((position * scale) + pos, 1);}""" fragmentCode: string = """void main() { outColor = vec4(fragmentColor, 1);}""" TriangleMesh = object position: GPUArray[Vec3f, VertexBuffer] color: GPUArray[Vec3f, VertexBuffer] QuadMesh = object position: GPUArray[Vec3f, VertexBuffer] color: GPUArray[Vec3f, VertexBuffer] indices: GPUArray[uint16, IndexBuffer] Instances = object pos: GPUArray[Vec3f, VertexBuffer] scale: GPUArray[float32, VertexBuffer] var tri = TriangleMesh( position: asGPUArray([NewVec3f(-0.5, -0.5), NewVec3f(0, 0.5), NewVec3f(0.5, -0.5)], VertexBuffer), color: asGPUArray([NewVec3f(0, 0, 1), NewVec3f(0, 1, 0), NewVec3f(1, 0, 0)], VertexBuffer), ) var quad = QuadMesh( position: asGPUArray([NewVec3f(-0.3, -0.3), NewVec3f(-0.3, 0.3), NewVec3f(0.3, 0.3), NewVec3f(0.3, -0.3)], VertexBuffer), indices: asGPUArray([0'u16, 1'u16, 2'u16, 2'u16, 3'u16, 0'u16], IndexBuffer), color: asGPUArray([NewVec3f(1, 1, 1), NewVec3f(1, 1, 1), NewVec3f(1, 1, 1), NewVec3f(1, 1, 1)], VertexBuffer), ) var instancesA: Instances for n in 1..100: instancesA.pos.data.add NewVec3f(rand(-0.8'f32 .. 0.8'f32), rand(-0.8'f32 .. 0'f32)) instancesA.scale.data.add rand(0.3'f32 .. 0.4'f32) var instancesB: Instances for n in 1..100: instancesB.pos.data.add NewVec3f(rand(-0.8'f32 .. 0.8'f32), rand(0'f32 .. 0.8'f32)) instancesB.scale.data.add rand(0.1'f32 .. 0.2'f32) AssignBuffers(renderdata, tri) AssignBuffers(renderdata, quad) AssignBuffers(renderdata, instancesA) AssignBuffers(renderdata, instancesB) renderdata.FlushAllMemory() var pipeline = CreatePipeline[SomeShader](renderPass = vulkan.swapchain.renderPass) var start = getMonoTime() while ((getMonoTime() - start).inMilliseconds().int / 1000) < time: WithNextFrame(framebuffer, commandbuffer): WithRenderPass(vulkan.swapchain.renderPass, framebuffer, commandbuffer, vulkan.swapchain.width, vulkan.swapchain.height, NewVec4f(0, 0, 0, 0)): WithPipeline(commandbuffer, pipeline): Render(commandbuffer = commandbuffer, pipeline = pipeline, mesh = quad, instances = instancesA) Render(commandbuffer = commandbuffer, pipeline = pipeline, mesh = quad, instances = instancesB) Render(commandbuffer = commandbuffer, pipeline = pipeline, mesh = tri, instances = instancesA) Render(commandbuffer = commandbuffer, pipeline = pipeline, mesh = tri, instances = instancesB) # cleanup checkVkResult vkDeviceWaitIdle(vulkan.device) DestroyPipeline(pipeline) DestroyRenderData(renderdata) proc test_03_simple_descriptorset(time: float32) = var renderdata = InitRenderData() type Material = object baseColor: Vec3f Uniforms = object material: GPUValue[Material, UniformBuffer] texture1: Image[BGRA] QuadShader = object position {.VertexAttribute.}: Vec3f fragmentColor {.Pass.}: Vec3f uv {.Pass.}: Vec2f outColor {.ShaderOutput.}: Vec4f descriptorSets {.DescriptorSets.}: (Uniforms, ) # code vertexCode: string = """void main() { fragmentColor = material.baseColor; gl_Position = vec4(position, 1); gl_Position.x += ((material.baseColor.b - 0.5) * 2) - 0.5; uv = position.xy + 0.5; }""" fragmentCode: string = """void main() { outColor = vec4(fragmentColor, 1) * texture(texture1, uv);}""" QuadMesh = object position: GPUArray[Vec3f, VertexBuffer] indices: GPUArray[uint16, IndexBuffer] let R = BGRA([255'u8, 0'u8, 0'u8, 255'u8]) let G = BGRA([0'u8, 255'u8, 0'u8, 255'u8]) let B = BGRA([0'u8, 0'u8, 255'u8, 255'u8]) let W = BGRA([255'u8, 255'u8, 255'u8, 255'u8]) var quad = QuadMesh( position: asGPUArray([NewVec3f(-0.5, -0.5), NewVec3f(-0.5, 0.5), NewVec3f(0.5, 0.5), NewVec3f(0.5, -0.5)], VertexBuffer), indices: asGPUArray([0'u16, 1'u16, 2'u16, 2'u16, 3'u16, 0'u16], IndexBuffer), ) uniforms1 = asDescriptorSet( Uniforms( material: asGPUValue(Material(baseColor: NewVec3f(1, 1, 1)), UniformBuffer), texture1: Image[BGRA](width: 3, height: 3, data: @[R, G, B, G, B, R, B, R, G], minInterpolation: VK_FILTER_NEAREST, magInterpolation: VK_FILTER_NEAREST), ) ) uniforms2 = asDescriptorSet( Uniforms( material: asGPUValue(Material(baseColor: NewVec3f(0.5, 0.5, 0.5)), UniformBuffer), texture1: Image[BGRA](width: 2, height: 2, data: @[R, G, B, W]), ) ) AssignBuffers(renderdata, quad) AssignBuffers(renderdata, uniforms1) AssignBuffers(renderdata, uniforms2) UploadImages(renderdata, uniforms1) UploadImages(renderdata, uniforms2) renderdata.FlushAllMemory() var pipeline = CreatePipeline[QuadShader](renderPass = vulkan.swapchain.renderPass) InitDescriptorSet(renderdata, pipeline.descriptorSetLayouts[0], uniforms1) InitDescriptorSet(renderdata, pipeline.descriptorSetLayouts[0], uniforms2) var start = getMonoTime() while ((getMonoTime() - start).inMilliseconds().int / 1000) < time: WithNextFrame(framebuffer, commandbuffer): WithRenderPass(vulkan.swapchain.renderPass, framebuffer, commandbuffer, vulkan.swapchain.width, vulkan.swapchain.height, NewVec4f(0, 0, 0, 0)): WithPipeline(commandbuffer, pipeline): WithBind(commandbuffer, (uniforms1, ), pipeline): Render(commandbuffer = commandbuffer, pipeline = pipeline, mesh = quad) WithBind(commandbuffer, (uniforms2, ), pipeline): Render(commandbuffer = commandbuffer, pipeline = pipeline, mesh = quad) # cleanup checkVkResult vkDeviceWaitIdle(vulkan.device) DestroyPipeline(pipeline) DestroyRenderData(renderdata) proc test_04_multiple_descriptorsets(time: float32) = var renderdata = InitRenderData() type RenderSettings = object brigthness: float32 Material = object baseColor: Vec3f ObjectSettings = object scale: float32 materialIndex: uint32 Constants = object offset: Vec2f ConstSet = object constants: GPUValue[Constants, UniformBuffer] MainSet = object renderSettings: GPUValue[RenderSettings, UniformBufferMapped] material: array[2, GPUValue[Material, UniformBuffer]] texture1: array[2, Image[Gray]] OtherSet = object objectSettings: GPUValue[ObjectSettings, UniformBufferMapped] QuadShader = object position {.VertexAttribute.}: Vec3f fragmentColor {.Pass.}: Vec3f uv {.Pass.}: Vec2f outColor {.ShaderOutput.}: Vec4f descriptorSets {.DescriptorSets.}: (ConstSet, MainSet, OtherSet) # code vertexCode: string = """void main() { fragmentColor = material[objectSettings.materialIndex].baseColor * renderSettings.brigthness; gl_Position = vec4(position * objectSettings.scale, 1); gl_Position.xy += constants.offset.xy; gl_Position.x += material[objectSettings.materialIndex].baseColor.b - 0.5; uv = position.xy + 0.5; }""" fragmentCode: string = """void main() { outColor = vec4(fragmentColor * texture(texture1[objectSettings.materialIndex], uv).rrr, 1); }""" QuadMesh = object position: GPUArray[Vec3f, VertexBuffer] indices: GPUArray[uint16, IndexBuffer] var quad = QuadMesh( position: asGPUArray([NewVec3f(-0.5, -0.5), NewVec3f(-0.5, 0.5), NewVec3f(0.5, 0.5), NewVec3f(0.5, -0.5)], VertexBuffer), indices: asGPUArray([0'u16, 1'u16, 2'u16, 2'u16, 3'u16, 0'u16], IndexBuffer), ) var constset = asDescriptorSet( ConstSet( constants: asGPUValue(Constants(offset: NewVec2f(-0.3, 0.2)), UniformBuffer), ) ) let G = Gray([50'u8]) let W = Gray([255'u8]) var mainset = asDescriptorSet( MainSet( renderSettings: asGPUValue(RenderSettings(brigthness: 0), UniformBufferMapped), material: [ asGPUValue(Material(baseColor: NewVec3f(1, 1, 0)), UniformBuffer), asGPUValue(Material(baseColor: NewVec3f(1, 0, 1)), UniformBuffer), ], texture1: [ Image[Gray](width: 2, height: 2, data: @[W, G, G, W], minInterpolation: VK_FILTER_NEAREST, magInterpolation: VK_FILTER_NEAREST), Image[Gray](width: 3, height: 3, data: @[W, G, W, G, W, G, W, G, W], minInterpolation: VK_FILTER_NEAREST, magInterpolation: VK_FILTER_NEAREST), ], ), ) var otherset1 = asDescriptorSet( OtherSet( objectSettings: asGPUValue(ObjectSettings(scale: 1.0, materialIndex: 0), UniformBufferMapped), ) ) var otherset2 = asDescriptorSet( OtherSet( objectSettings: asGPUValue(ObjectSettings(scale: 1.0, materialIndex: 1), UniformBufferMapped), ) ) AssignBuffers(renderdata, quad) AssignBuffers(renderdata, constset) AssignBuffers(renderdata, mainset) AssignBuffers(renderdata, otherset1) AssignBuffers(renderdata, otherset2) UploadImages(renderdata, mainset) renderdata.FlushAllMemory() var pipeline = CreatePipeline[QuadShader](renderPass = vulkan.swapchain.renderPass) InitDescriptorSet(renderdata, pipeline.descriptorSetLayouts[0], constset) InitDescriptorSet(renderdata, pipeline.descriptorSetLayouts[1], mainset) InitDescriptorSet(renderdata, pipeline.descriptorSetLayouts[2], otherset1) InitDescriptorSet(renderdata, pipeline.descriptorSetLayouts[2], otherset2) var start = getMonoTime() while ((getMonoTime() - start).inMilliseconds().int / 1000) < time: WithNextFrame(framebuffer, commandbuffer): WithRenderPass(vulkan.swapchain.renderPass, framebuffer, commandbuffer, vulkan.swapchain.width, vulkan.swapchain.height, NewVec4f(0, 0, 0, 0)): WithPipeline(commandbuffer, pipeline): WithBind(commandbuffer, (constset, mainset, otherset1), pipeline): Render(commandbuffer = commandbuffer, pipeline = pipeline, mesh = quad) WithBind(commandbuffer, (constset, mainset, otherset2), pipeline): Render(commandbuffer = commandbuffer, pipeline = pipeline, mesh = quad) mainset.data.renderSettings.data.brigthness = ((getMonoTime() - start).inMilliseconds().int / 1000) / time otherset1.data.objectSettings.data.scale = 0.5 + ((getMonoTime() - start).inMilliseconds().int / 1000) / time UpdateGPUBuffer(mainset.data.renderSettings) UpdateGPUBuffer(otherset1.data.objectSettings) renderdata.FlushAllMemory() # cleanup checkVkResult vkDeviceWaitIdle(vulkan.device) DestroyPipeline(pipeline) DestroyRenderData(renderdata) proc test_05_cube(time: float32) = type UniformData = object mvp: Mat4 Uniforms = object data: GPUValue[UniformData, UniformBufferMapped] CubeShader = object position {.VertexAttribute.}: Vec3f color {.VertexAttribute.}: Vec4f fragmentColor {.Pass.}: Vec4f outColor {.ShaderOutput.}: Vec4f descriptorSets {.DescriptorSets.}: (Uniforms, ) # code vertexCode = """void main() { fragmentColor = color; gl_Position = vec4(position, 1) * data.mvp; }""" fragmentCode = """void main() { outColor = fragmentColor; }""" Mesh = object position: GPUArray[Vec3f, VertexBuffer] normals: GPUArray[Vec3f, VertexBuffer] color: GPUArray[Vec4f, VertexBuffer] let quad = @[ NewVec3f(-0.5, -0.5), NewVec3f(-0.5, +0.5), NewVec3f(+0.5, +0.5), NewVec3f(+0.5, +0.5), NewVec3f(+0.5, -0.5), NewVec3f(-0.5, -0.5), ] proc transf(data: seq[Vec3f], mat: Mat4): seq[Vec3f] = for v in data: result.add mat * v var vertices: seq[Vec3f] colors: seq[Vec4f] normals: seq[Vec3f] # front, red vertices.add quad.transf(Translate(0, 0, -0.5)) colors.add newSeqWith(6, NewVec4f(1, 0, 0, 1)) normals.add newSeqWith(6, NewVec3f(0, 0, -1)) # back, cyan vertices.add quad.transf(Rotate(PI, Y) * Translate(0, 0, -0.5)) colors.add newSeqWith(6, NewVec4f(0, 1, 1, 1)) normals.add newSeqWith(6, NewVec3f(0, 0, 1)) # right, green vertices.add quad.transf(Rotate(PI / 2, Y) * Translate(0, 0, -0.5)) colors.add newSeqWith(6, NewVec4f(0, 1, 0, 1)) normals.add newSeqWith(6, NewVec3f(-1, 0, 0)) # left, magenta vertices.add quad.transf(Rotate(-PI / 2, Y) * Translate(0, 0, -0.5)) colors.add newSeqWith(6, NewVec4f(1, 0, 1, 1)) normals.add newSeqWith(6, NewVec3f(1, 0, 0)) # bottom, blue vertices.add quad.transf(Rotate(PI / 2, X) * Translate(0, 0, -0.5)) colors.add newSeqWith(6, NewVec4f(0, 0, 1, 1)) normals.add newSeqWith(6, NewVec3f(0, -1, 0)) # top, yellow vertices.add quad.transf(Rotate(-PI / 2, X) * Translate(0, 0, -0.5)) colors.add newSeqWith(6, NewVec4f(1, 1, 0, 1)) normals.add newSeqWith(6, NewVec3f(0, 1, 0)) var renderdata = InitRenderData() var mesh = Mesh( position: asGPUArray(vertices, VertexBuffer), color: asGPUArray(colors, VertexBuffer), normals: asGPUArray(normals, VertexBuffer), ) AssignBuffers(renderdata, mesh) var floor = Mesh( position: asGPUArray(quad.transf(Scale(10, 10, 10) * Rotate(-PI / 2, X) * Translate(0, 0, 0.05)), VertexBuffer), color: asGPUArray(newSeqWith(6, NewVec4f(0.1, 0.1, 0.1, 1)), VertexBuffer), normals: asGPUArray(newSeqWith(6, Y), VertexBuffer), ) AssignBuffers(renderdata, floor) var uniforms1 = asDescriptorSet( Uniforms( data: asGPUValue(UniformData(mvp: Unit4), UniformBufferMapped) ) ) AssignBuffers(renderdata, uniforms1) renderdata.FlushAllMemory() var pipeline = CreatePipeline[CubeShader](renderPass = vulkan.swapchain.renderPass) InitDescriptorSet(renderdata, pipeline.descriptorSetLayouts[0], uniforms1) var tStart = getMonoTime() var t = tStart var start = getMonoTime() while ((getMonoTime() - start).inMilliseconds().int / 1000) < time: let tStartLoop = getMonoTime() - tStart uniforms1.data.data.data.mvp = ( Perspective(-PI / 2, GetAspectRatio(), 0.01, 100) * Translate(0, 0, 2) * Rotate(PI / 4, X) * Rotate(PI * 0.1 * (tStartLoop.inMicroseconds() / 1_000_000), Y) ) UpdateGPUBuffer(uniforms1.data.data, flush = true) WithNextFrame(framebuffer, commandbuffer): WithRenderPass(vulkan.swapchain.renderPass, framebuffer, commandbuffer, vulkan.swapchain.width, vulkan.swapchain.height, NewVec4f(0, 0, 0, 0)): WithPipeline(commandbuffer, pipeline): WithBind(commandbuffer, (uniforms1, ), pipeline): Render(commandbuffer = commandbuffer, pipeline = pipeline, mesh = mesh) Render(commandbuffer = commandbuffer, pipeline = pipeline, mesh = floor) let tEndLoop = getMonoTime() - tStart let looptime = tEndLoop - tStartLoop let waitTime = 16_666 - looptime.inMicroseconds if waitTime > 0: sleep((waitTime / 1000).int) # cleanup checkVkResult vkDeviceWaitIdle(vulkan.device) DestroyPipeline(pipeline) DestroyRenderData(renderdata) proc test_06_different_draw_modes(time: float32) = var renderdata = InitRenderData() type Shader = object position {.VertexAttribute.}: Vec3f color {.VertexAttribute.}: Vec3f fragmentColor {.Pass.}: Vec3f outColor {.ShaderOutput.}: Vec4f # code vertexCode: string = """void main() { gl_PointSize = 100; fragmentColor = color; gl_Position = vec4(position, 1);}""" fragmentCode: string = """void main() { outColor = vec4(fragmentColor, 1);}""" TriangleMesh = object position: GPUArray[Vec3f, VertexBuffer] color: GPUArray[Vec3f, VertexBuffer] var triangle = TriangleMesh( position: asGPUArray([NewVec3f(-0.5, -0.5), NewVec3f(0, 0.5), NewVec3f(0.5, -0.5)], VertexBuffer), color: asGPUArray([NewVec3f(0, 0, 1), NewVec3f(0, 1, 0), NewVec3f(1, 0, 0)], VertexBuffer), ) var lines = TriangleMesh( position: asGPUArray([NewVec3f(-0.9, 0), NewVec3f(-0.05, -0.9), NewVec3f(0.05, -0.9), NewVec3f(0.9, 0)], VertexBuffer), color: asGPUArray([NewVec3f(1, 1, 0), NewVec3f(1, 1, 0), NewVec3f(0, 1, 0), NewVec3f(0, 1, 0)], VertexBuffer), ) AssignBuffers(renderdata, triangle) AssignBuffers(renderdata, lines) renderdata.FlushAllMemory() var pipeline1 = CreatePipeline[Shader](renderPass = vulkan.swapchain.renderPass, polygonMode = VK_POLYGON_MODE_LINE, lineWidth = 20'f32) var pipeline2 = CreatePipeline[Shader](renderPass = vulkan.swapchain.renderPass, polygonMode = VK_POLYGON_MODE_POINT) var pipeline3 = CreatePipeline[Shader](renderPass = vulkan.swapchain.renderPass, topology = VK_PRIMITIVE_TOPOLOGY_LINE_LIST, lineWidth = 5) var pipeline4 = CreatePipeline[Shader](renderPass = vulkan.swapchain.renderPass, topology = VK_PRIMITIVE_TOPOLOGY_POINT_LIST) var start = getMonoTime() while ((getMonoTime() - start).inMilliseconds().int / 1000) < time: WithNextFrame(framebuffer, commandbuffer): WithRenderPass(vulkan.swapchain.renderPass, framebuffer, commandbuffer, vulkan.swapchain.width, vulkan.swapchain.height, NewVec4f(0, 0, 0, 0)): WithPipeline(commandbuffer, pipeline1): Render(commandbuffer = commandbuffer, pipeline = pipeline1, mesh = triangle) WithPipeline(commandbuffer, pipeline2): Render(commandbuffer = commandbuffer, pipeline = pipeline2, mesh = triangle) WithPipeline(commandbuffer, pipeline3): Render(commandbuffer = commandbuffer, pipeline = pipeline3, mesh = lines) WithPipeline(commandbuffer, pipeline4): Render(commandbuffer = commandbuffer, pipeline = pipeline4, mesh = lines) # cleanup checkVkResult vkDeviceWaitIdle(vulkan.device) DestroyPipeline(pipeline1) DestroyPipeline(pipeline2) DestroyPipeline(pipeline3) DestroyPipeline(pipeline4) DestroyRenderData(renderdata) proc test_07_png_texture(time: float32) = var renderdata = InitRenderData() type Uniforms = object texture1: Image[BGRA] Shader = object position {.VertexAttribute.}: Vec3f uv {.VertexAttribute.}: Vec2f fragmentUv {.Pass.}: Vec2f outColor {.ShaderOutput.}: Vec4f descriptorSets {.DescriptorSets.}: (Uniforms, ) # code vertexCode: string = """ void main() { fragmentUv = uv; gl_Position = vec4(position, 1); }""" fragmentCode: string = """ void main() { outColor = texture(texture1, fragmentUv); }""" Quad = object position: GPUArray[Vec3f, VertexBuffer] uv: GPUArray[Vec2f, VertexBuffer] var mesh = Quad( position: asGPUArray([ NewVec3f(-0.8, -0.5), NewVec3f(-0.8, 0.5), NewVec3f(0.8, 0.5), NewVec3f(0.8, 0.5), NewVec3f(0.8, -0.5), NewVec3f(-0.8, -0.5), ], VertexBuffer), uv: asGPUArray([ NewVec2f(0, 1), NewVec2f(0, 0), NewVec2f(1, 0), NewVec2f(1, 0), NewVec2f(1, 1), NewVec2f(0, 1), ], VertexBuffer), ) AssignBuffers(renderdata, mesh) renderdata.FlushAllMemory() var pipeline = CreatePipeline[Shader](renderPass = vulkan.swapchain.renderPass) var uniforms1 = asDescriptorSet( Uniforms( texture1: LoadImage[BGRA]("art.png"), ) ) UploadImages(renderdata, uniforms1) InitDescriptorSet(renderdata, pipeline.descriptorSetLayouts[0], uniforms1) var start = getMonoTime() while ((getMonoTime() - start).inMilliseconds().int / 1000) < time: WithNextFrame(framebuffer, commandbuffer): WithRenderPass(vulkan.swapchain.renderPass, framebuffer, commandbuffer, vulkan.swapchain.width, vulkan.swapchain.height, NewVec4f(0, 0, 0, 0)): WithPipeline(commandbuffer, pipeline): WithBind(commandbuffer, (uniforms1, ), pipeline): Render(commandbuffer = commandbuffer, pipeline = pipeline, mesh = mesh) # cleanup checkVkResult vkDeviceWaitIdle(vulkan.device) DestroyPipeline(pipeline) DestroyRenderData(renderdata) proc test_08_triangle_2pass(time: float32, depthBuffer: bool, samples: VkSampleCountFlagBits) = var (offscreenRP, presentRP) = CreateIndirectPresentationRenderPass(depthBuffer = depthBuffer, samples = samples) SetupSwapchain(renderpass = presentRP) var renderdata = InitRenderData() type Uniforms = object frameTexture: Image[BGRA] TriangleShader = object position {.VertexAttribute.}: Vec3f color {.VertexAttribute.}: Vec3f fragmentColor {.Pass.}: Vec3f outColor {.ShaderOutput.}: Vec4f # code vertexCode: string = """void main() { fragmentColor = color; gl_Position = vec4(position, 1);}""" fragmentCode: string = """void main() { outColor = vec4(fragmentColor, 1);}""" PresentShader = object position {.VertexAttribute.}: Vec2f uv {.Pass.}: Vec2f outColor {.ShaderOutput.}: Vec4f descriptorSets {.DescriptorSets.}: (Uniforms, ) # code vertexCode: string = """void main() { uv = ((position + 1) * 0.5) * vec2(1, -1); gl_Position = vec4(position, 0, 1);}""" fragmentCode: string = """void main() { vec2 uv1 = uv + vec2(0.001, 0.001); vec2 uv2 = uv + vec2(0.001, -0.001); vec2 uv3 = uv + vec2(-0.001, 0.001); vec2 uv4 = uv + vec2(-0.001, -0.001); outColor = ( texture(frameTexture, uv1) + texture(frameTexture, uv2) + texture(frameTexture, uv3) + texture(frameTexture, uv4) ) / 4; }""" TriangleMesh = object position: GPUArray[Vec3f, VertexBuffer] color: GPUArray[Vec3f, VertexBuffer] QuadMesh = object position: GPUArray[Vec2f, VertexBuffer] indices: GPUArray[uint16, IndexBuffer] var mesh = TriangleMesh( position: asGPUArray([NewVec3f(-0.5, -0.5), NewVec3f(0, 0.5), NewVec3f(0.5, -0.5)], VertexBuffer), color: asGPUArray([NewVec3f(0, 0, 1), NewVec3f(0, 1, 0), NewVec3f(1, 0, 0)], VertexBuffer), ) var quad = QuadMesh( position: asGPUArray([NewVec2f(-1, -1), NewVec2f(-1, 1), NewVec2f(1, 1), NewVec2f(1, -1)], VertexBuffer), indices: asGPUArray([0'u16, 1'u16, 2'u16, 2'u16, 3'u16, 0'u16], IndexBuffer), ) var uniforms1 = asDescriptorSet( Uniforms( frameTexture: Image[BGRA](width: vulkan.swapchain.width, height: vulkan.swapchain.height, isRenderTarget: true), ) ) AssignBuffers(renderdata, mesh) AssignBuffers(renderdata, quad) UploadImages(renderdata, uniforms1) renderdata.FlushAllMemory() var drawPipeline = CreatePipeline[TriangleShader](renderPass = offscreenRP) presentPipeline = CreatePipeline[PresentShader](renderPass = presentRP) InitDescriptorSet(renderdata, presentPipeline.descriptorSetLayouts[0], uniforms1) # create depth buffer images (will not use the one in the swapchain var depthImage: VkImage depthImageView: VkImageView depthMemory: VkDeviceMemory if offscreenRP.depthBuffer: depthImage = svkCreate2DImage( width = vulkan.swapchain.width, height = vulkan.swapchain.height, format = DEPTH_FORMAT, usage = [VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT], samples = offscreenRP.samples, ) let requirements = svkGetImageMemoryRequirements(depthImage) depthMemory = svkAllocateMemory( requirements.size, BestMemory(mappable = false, filter = requirements.memoryTypes) ) checkVkResult vkBindImageMemory( vulkan.device, depthImage, depthMemory, 0, ) depthImageView = svkCreate2DImageView( image = depthImage, format = DEPTH_FORMAT, aspect = VK_IMAGE_ASPECT_DEPTH_BIT ) # create msaa images (will not use the one in the swapchain var msaaImage: VkImage msaaImageView: VkImageView msaaMemory: VkDeviceMemory if offscreenRP.samples != VK_SAMPLE_COUNT_1_BIT: msaaImage = svkCreate2DImage( width = vulkan.swapchain.width, height = vulkan.swapchain.height, format = SURFACE_FORMAT, usage = [VK_IMAGE_USAGE_SAMPLED_BIT, VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT], samples = offscreenRP.samples, ) let requirements = svkGetImageMemoryRequirements(msaaImage) msaaMemory = svkAllocateMemory( requirements.size, BestMemory(mappable = false, filter = requirements.memoryTypes) ) checkVkResult vkBindImageMemory( vulkan.device, msaaImage, msaaMemory, 0, ) msaaImageView = svkCreate2DImageView(image = msaaImage, format = SURFACE_FORMAT) var attachments: seq[VkImageView] if offscreenRP.samples == VK_SAMPLE_COUNT_1_BIT: if offscreenRP.depthBuffer: attachments = @[uniforms1.data.frameTexture.imageview, depthImageView] else: attachments = @[uniforms1.data.frameTexture.imageview] else: if offscreenRP.depthBuffer: attachments = @[msaaImageView, depthImageView, uniforms1.data.frameTexture.imageview] else: attachments = @[msaaImageView, uniforms1.data.frameTexture.imageview] var offscreenFB = svkCreateFramebuffer( offscreenRP.vk, vulkan.swapchain.width, vulkan.swapchain.height, attachments ) var start = getMonoTime() while ((getMonoTime() - start).inMilliseconds().int / 1000) < time: WithNextFrame(framebuffer, commandbuffer): WithRenderPass(offscreenRP, offscreenFB, commandbuffer, vulkan.swapchain.width, vulkan.swapchain.height, NewVec4f(0, 0, 0, 0)): WithPipeline(commandbuffer, drawPipeline): Render(commandbuffer = commandbuffer, pipeline = drawPipeline, mesh = mesh) WithRenderPass(presentRP, framebuffer, commandbuffer, vulkan.swapchain.width, vulkan.swapchain.height, NewVec4f(0, 0, 0, 0)): WithPipeline(commandbuffer, presentPipeline): WithBind(commandbuffer, (uniforms1, ), presentPipeline): Render(commandbuffer = commandbuffer, pipeline = presentPipeline, mesh = quad) # cleanup checkVkResult vkDeviceWaitIdle(vulkan.device) DestroyPipeline(presentPipeline) DestroyPipeline(drawPipeline) DestroyRenderData(renderdata) if depthImage.Valid: vkDestroyImageView(vulkan.device, depthImageView, nil) vkDestroyImage(vulkan.device, depthImage, nil) vkFreeMemory(vulkan.device, depthMemory, nil) if msaaImage.Valid: vkDestroyImageView(vulkan.device, msaaImageView, nil) vkDestroyImage(vulkan.device, msaaImage, nil) vkFreeMemory(vulkan.device, msaaMemory, nil) vkDestroyRenderPass(vulkan.device, offscreenRP.vk, nil) vkDestroyRenderPass(vulkan.device, presentRP.vk, nil) vkDestroyFramebuffer(vulkan.device, offscreenFB, nil) ClearSwapchain() when isMainModule: var time = 1'f32 InitVulkan() var mainRenderpass: RenderPass var renderPasses = [ (depthBuffer: false, samples: VK_SAMPLE_COUNT_1_BIT), (depthBuffer: false, samples: VK_SAMPLE_COUNT_4_BIT), (depthBuffer: true, samples: VK_SAMPLE_COUNT_1_BIT), (depthBuffer: true, samples: VK_SAMPLE_COUNT_4_BIT), ] # test normal for i, (depthBuffer, samples) in renderPasses: var renderpass = CreateDirectPresentationRenderPass(depthBuffer = depthBuffer, samples = samples) SetupSwapchain(renderpass = renderpass) # tests a simple triangle with minimalistic shader and vertex format test_01_triangle(time) # tests instanced triangles and quads, mixing meshes and instances test_02_triangle_quad_instanced(time) # teste descriptor sets test_03_simple_descriptorset(time) # tests multiple descriptor sets and arrays test_04_multiple_descriptorsets(time) # rotating cube test_05_cube(time) # different draw modes (lines, points, and topologies) test_06_different_draw_modes(time) # load PNG texture test_07_png_texture(time) checkVkResult vkDeviceWaitIdle(vulkan.device) vkDestroyRenderPass(vulkan.device, renderpass.vk, nil) ClearSwapchain() # test multiple render passes for i, (depthBuffer, samples) in renderPasses: test_08_triangle_2pass(time, depthBuffer, samples) DestroyVulkan()