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MoonWorksGraphicsTests
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Add TextureMipmaps test

pull/2/head
Caleb Cornett 2023-01-22 23:42:19 -05:00
parent 67e8a87c69
commit 5233dad0ca
8 changed files with 184 additions and 9 deletions
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22
MoonWorksGraphicsTests.sln
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@ -51,6 +51,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "RenderTextureCube", "Render
EndProject
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "RenderTextureMipmaps", "RenderTextureMipmaps\RenderTextureMipmaps.csproj", "{2219C628-5593-4C23-86CB-0E1E96EBD6C5}"
EndProject
Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "TextureMipmaps", "TextureMipmaps\TextureMipmaps.csproj", "{5A1AC35B-EF18-426D-A633-D4899E84EAA7}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|x64 = Debug|x64
@ -131,28 +133,32 @@ Global
{FCD63849-9D3C-4D48-A8BD-39671096F03A}.Release|x64.Build.0 = Release|x64
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{C525B6DE-3003-45D5-BB83-89679B108C08}.Release|x64.Build.0 = Release|Any CPU
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{6D625A4C-8618-4DFC-A6AD-AA3BE3488D70}.Release|x64.Build.0 = Release|Any CPU
{6D625A4C-8618-4DFC-A6AD-AA3BE3488D70}.Release|x64.ActiveCfg = Release|x64
{6D625A4C-8618-4DFC-A6AD-AA3BE3488D70}.Release|x64.Build.0 = Release|x64
{D7A8452F-123F-4965-8716-9E39F677A831}.Debug|x64.ActiveCfg = Debug|x64
{D7A8452F-123F-4965-8716-9E39F677A831}.Debug|x64.Build.0 = Debug|x64
{D7A8452F-123F-4965-8716-9E39F677A831}.Release|x64.ActiveCfg = Release|Any CPU
{D7A8452F-123F-4965-8716-9E39F677A831}.Release|x64.Build.0 = Release|Any CPU
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{D7A8452F-123F-4965-8716-9E39F677A831}.Release|x64.Build.0 = Release|x64
{2219C628-5593-4C23-86CB-0E1E96EBD6C5}.Debug|x64.ActiveCfg = Debug|x64
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{2219C628-5593-4C23-86CB-0E1E96EBD6C5}.Release|x64.Build.0 = Release|x64
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EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE

6
README.md
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@ -72,6 +72,10 @@ Plays a sample Ogg Theora video file. Tests YUV textures and video rendering.
Displays 2D slices of a 3D texture. Tests creating and drawing 3D textures.
**TextureMipmaps**
Displays a quad that can be scaled to reveal various mip levels. The mips are generated from PNGs. Tests SetTextureData for mip levels and rendering mipmaps.
**VertexSampler**
Displays a triangle whose colors are driven by sampling a texture in the vertex shader.
@ -86,4 +90,4 @@ Displays a cubemap generated by rendering to a cube render target. Tests binding
**RenderTextureMipmaps**
Displays a quad that can be scaled to reveal various mip levels. The mips are solid colors, generated by clearing various levels of the texture in a render pass. Tests rendering to mipmap levels of a render texture and rendering mipmaps.
Displays a quad that can be scaled to reveal various mip levels. The mips are solid colors, generated by clearing various levels of the texture in a render pass. Tests rendering to mipmap levels of a render texture, mip LOD bias, min/max LODs, and mip filter modes.

17
TextureMipmaps/TextureMipmaps.csproj Normal file
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@ -0,0 +1,17 @@
<Project Sdk="Microsoft.NET.Sdk">
<ItemGroup>
<ProjectReference Include="..\..\MoonWorks\MoonWorks.csproj" />
<ProjectReference Include="..\MoonWorks.Test.Common\MoonWorks.Test.Common.csproj" />
</ItemGroup>
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net7.0</TargetFramework>
<Nullable>enable</Nullable>
<Platforms>x64</Platforms>
</PropertyGroup>
<Import Project="$(SolutionDir)NativeAOT_Console.targets" Condition="Exists('$(SolutionDir)NativeAOT_Console.targets')" />
</Project>

148
TextureMipmaps/TextureMipmapsGame.cs Normal file
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@ -0,0 +1,148 @@
using MoonWorks;
using MoonWorks.Graphics;
using MoonWorks.Math.Float;
using RefreshCS;
namespace MoonWorks.Test
{
class TextureMipmapsGame : Game
{
private GraphicsPipeline pipeline;
private Buffer vertexBuffer;
private Buffer indexBuffer;
private Texture texture;
private Sampler sampler;
private float scale = 0.5f;
private struct VertexUniforms
{
public Matrix4x4 TransformMatrix;
public VertexUniforms(Matrix4x4 transformMatrix)
{
TransformMatrix = transformMatrix;
}
}
public TextureMipmapsGame() : base(TestUtils.GetStandardWindowCreateInfo(), TestUtils.GetStandardFrameLimiterSettings(), 60, true)
{
Logger.LogInfo("Press Left and Right to shrink/expand the scale of the quad");
// Load the shaders
ShaderModule vertShaderModule = new ShaderModule(GraphicsDevice, TestUtils.GetShaderPath("TexturedQuadVertWithMatrix"));
ShaderModule fragShaderModule = new ShaderModule(GraphicsDevice, TestUtils.GetShaderPath("TexturedQuadFrag"));
// Create the graphics pipeline
GraphicsPipelineCreateInfo pipelineCreateInfo = TestUtils.GetStandardGraphicsPipelineCreateInfo(
MainWindow.SwapchainFormat,
vertShaderModule,
fragShaderModule
);
pipelineCreateInfo.VertexInputState = VertexInputState.CreateSingleBinding<PositionTextureVertex>();
pipelineCreateInfo.VertexShaderInfo = GraphicsShaderInfo.Create<VertexUniforms>(vertShaderModule, "main", 0);
pipelineCreateInfo.FragmentShaderInfo.SamplerBindingCount = 1;
pipeline = new GraphicsPipeline(GraphicsDevice, pipelineCreateInfo);
// Create and populate the GPU resources
sampler = new Sampler(GraphicsDevice, SamplerCreateInfo.PointClamp);
vertexBuffer = Buffer.Create<PositionTextureVertex>(GraphicsDevice, BufferUsageFlags.Vertex, 4);
indexBuffer = Buffer.Create<ushort>(GraphicsDevice, BufferUsageFlags.Index, 6);
texture = Texture.CreateTexture2D(
GraphicsDevice,
256,
256,
TextureFormat.R8G8B8A8,
TextureUsageFlags.Sampler,
4
);
CommandBuffer cmdbuf = GraphicsDevice.AcquireCommandBuffer();
cmdbuf.SetBufferData(
vertexBuffer,
new PositionTextureVertex[]
{
new PositionTextureVertex(new Vector3(-1, -1, 0), new Vector2(0, 0)),
new PositionTextureVertex(new Vector3(1, -1, 0), new Vector2(1, 0)),
new PositionTextureVertex(new Vector3(1, 1, 0), new Vector2(1, 1)),
new PositionTextureVertex(new Vector3(-1, 1, 0), new Vector2(0, 1)),
}
);
cmdbuf.SetBufferData(
indexBuffer,
new ushort[]
{
0, 1, 2,
0, 2, 3,
}
);
// Set the various mip levels
for (int i = 0; i < texture.LevelCount; i += 1)
{
int w = (int) texture.Width >> i;
int h = (int) texture.Height >> i;
TextureSlice slice = new TextureSlice(
texture,
new Rect(0, 0, w, h),
0,
0,
(uint) i
);
var pixels = Refresh.Refresh_Image_Load(
TestUtils.GetTexturePath($"mip{i}.png"),
out var width,
out var height,
out var channels
);
var byteCount = (uint)(width * height * channels);
cmdbuf.SetTextureData(slice, pixels, byteCount);
Refresh.Refresh_Image_Free(pixels);
}
GraphicsDevice.Submit(cmdbuf);
}
protected override void Update(System.TimeSpan delta)
{
if (TestUtils.CheckButtonDown(Inputs, TestUtils.ButtonType.Left))
{
scale = System.MathF.Max(0.01f, scale - 0.01f);
}
if (TestUtils.CheckButtonDown(Inputs, TestUtils.ButtonType.Right))
{
scale = System.MathF.Min(1f, scale + 0.01f);
}
}
protected override void Draw(double alpha)
{
VertexUniforms vertUniforms = new VertexUniforms(Matrix4x4.CreateScale(scale, scale, 1));
CommandBuffer cmdbuf = GraphicsDevice.AcquireCommandBuffer();
Texture? backbuffer = cmdbuf.AcquireSwapchainTexture(MainWindow);
if (backbuffer != null)
{
cmdbuf.BeginRenderPass(new ColorAttachmentInfo(backbuffer, Color.Black));
cmdbuf.BindGraphicsPipeline(pipeline);
cmdbuf.BindVertexBuffers(vertexBuffer);
cmdbuf.BindIndexBuffer(indexBuffer, IndexElementSize.Sixteen);
cmdbuf.BindFragmentSamplers(new TextureSamplerBinding(texture, sampler));
uint vertParamOffset = cmdbuf.PushVertexShaderUniforms(vertUniforms);
cmdbuf.DrawIndexedPrimitives(0, 0, 2, vertParamOffset, 0);
cmdbuf.EndRenderPass();
}
GraphicsDevice.Submit(cmdbuf);
}
public static void Main(string[] args)
{
TextureMipmapsGame game = new TextureMipmapsGame();
game.Run();
}
}
}