public MeshRenderer(Graphics g, Texture2D tex, string vertexShader, string fragmentShader, int maxInstances = 1024, int maxUniqueMeshes = 8)
{
MaxInstances = maxInstances;
MaxUniqueMeshes = maxUniqueMeshes;
Graphics = g;
Texture = tex;
Instances = new VKBuffer[maxUniqueMeshes];
Count = new int[maxUniqueMeshes];
Meshes = new Mesh[maxUniqueMeshes];
for (var i = 0; i < maxUniqueMeshes; i++)
{
Instances[i] = VKBuffer.InstanceInfo <MeshRenderInfo>(g, maxInstances);
}
TempInstances = new MeshInfo[maxInstances];
InstanceCopyBuffer = new MeshRenderInfo[maxInstances];
UProjection = VKBuffer.UniformBuffer <ViewProjection>(g, 1);
UTime = VKBuffer.UniformBuffer <float>(g, 1);
Pipeline = new PipelineController(Graphics);
Pipeline.ClearDepthOnBeginPass = true;
Pipeline.DepthTest = false;
Pipeline.DepthWrite = false;
Pipeline.BlendMode = BlendMode.AlphaPremultiplied;
Pipeline.Instancing = true;
Pipeline.InstanceInfoType = typeof(MeshRenderInfo);
Pipeline.Shaders = new[] { vertexShader, fragmentShader };
Pipeline.DescriptorItems = new[] {
DescriptorItem.UniformBuffer(DescriptorItem.ShaderType.Vertex, UProjection),
DescriptorItem.UniformBuffer(DescriptorItem.ShaderType.Vertex, UTime),
DescriptorItem.CombinedImageSampler(DescriptorItem.ShaderType.Fragment, tex, DescriptorItem.SamplerFilter.Nearest, DescriptorItem.SamplerFilter.Nearest)
};
}
internal void RemoveFrameBuffer(PipelineController pipeline)
{
Framebuffer fb;
if (Framebuffer.TryGetValue(pipeline, out fb))
{
fb?.Dispose();
Framebuffer.Remove(pipeline);
}
}
public void BeginPass(PipelineController pipeline)
{
var renderPassBeginInfo = new RenderPassBeginInfo(
Image.GetFrameBuffer(pipeline),
new Rect2D(0, 0, Image.Size.X, Image.Size.Y),
new ClearColorValue(),
new ClearDepthStencilValue(1f, 0)
);
CommandBuffer.CmdBeginRenderPass(renderPassBeginInfo);
CommandBuffer.CmdBindDescriptorSet(PipelineBindPoint.Graphics, pipeline.PipelineLayout, pipeline.DescriptorSet);
CommandBuffer.CmdBindPipeline(PipelineBindPoint.Graphics, pipeline.Pipeline);
}
internal Framebuffer GetFrameBuffer(PipelineController pipeline)
{
Framebuffer fb;
if (!Framebuffer.TryGetValue(pipeline, out fb))
{
fb = pipeline.RenderPass.CreateFramebuffer(new FramebufferCreateInfo(
new[] { View, DepthStencil.View },
Size.X, Size.Y));
Framebuffer.Add(pipeline, fb);
}
return(fb);
}