update TextureMipmaps

refresh2
cosmonaut 2024-02-23 14:42:47 -08:00
parent b462f5d140
commit 347290bae2
1 changed files with 41 additions and 34 deletions

View File

@ -1,15 +1,13 @@
using MoonWorks;
using MoonWorks.Graphics;
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 GpuBuffer vertexBuffer;
private GpuBuffer indexBuffer;
private Texture texture;
private Sampler sampler;
@ -34,10 +32,9 @@ namespace MoonWorks.Test
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);
// Create and populate the GPU resources
texture = Texture.CreateTexture2D(
GraphicsDevice,
256,
@ -47,43 +44,53 @@ namespace MoonWorks.Test
4
);
CommandBuffer cmdbuf = GraphicsDevice.AcquireCommandBuffer();
cmdbuf.SetBufferData(
vertexBuffer,
new PositionTextureVertex[]
{
var resourceUploader = new ResourceUploader(GraphicsDevice);
vertexBuffer = resourceUploader.CreateBuffer(
[
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)),
}
],
BufferUsageFlags.Vertex
);
cmdbuf.SetBufferData(
indexBuffer,
new ushort[]
{
indexBuffer = resourceUploader.CreateBuffer<ushort>(
[
0, 1, 2,
0, 2, 3,
}
0, 2, 3
],
BufferUsageFlags.Index
);
// Set the various mip levels
for (int i = 0; i < texture.LevelCount; i += 1)
for (uint 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 w = texture.Width >> (int) i;
var h = texture.Height >> (int) i;
var slice = new TextureSlice
{
Texture = texture,
MipLevel = i,
BaseLayer = 0,
LayerCount = 1,
X = 0,
Y = 0,
Z = 0,
Width = w,
Height = h,
Depth = 1
};
Texture.SetDataFromImageFile(cmdbuf, slice, TestUtils.GetTexturePath($"mip{i}.png"));
resourceUploader.SetTextureDataFromCompressed(
slice,
TestUtils.GetTexturePath($"mip{i}.png")
);
}
GraphicsDevice.Submit(cmdbuf);
resourceUploader.Upload();
resourceUploader.Dispose();
}
protected override void Update(System.TimeSpan delta)
@ -112,8 +119,8 @@ namespace MoonWorks.Test
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.PushVertexShaderUniforms(vertUniforms);
cmdbuf.DrawIndexedPrimitives(0, 0, 2);
cmdbuf.EndRenderPass();
}
GraphicsDevice.Submit(cmdbuf);