MoonWorksGraphicsTests/VideoPlayer/VideoPlayerGame.cs

100 lines
3.9 KiB
C#

using MoonWorks.Math.Float;
using MoonWorks.Graphics;
using MoonWorks.Video;
namespace MoonWorks.Test
{
class VideoPlayerGame : Game
{
private GraphicsPipeline pipeline;
private Sampler sampler;
private Buffer vertexBuffer;
private Buffer indexBuffer;
private Video.VideoAV1 video;
private VideoPlayer videoPlayer;
public VideoPlayerGame() : base(TestUtils.GetStandardWindowCreateInfo(), TestUtils.GetStandardFrameLimiterSettings(), 60, true)
{
// Load the shaders
ShaderModule vertShaderModule = new ShaderModule(GraphicsDevice, TestUtils.GetShaderPath("TexturedQuadVert"));
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.FragmentShaderInfo.SamplerBindingCount = 1;
pipeline = new GraphicsPipeline(GraphicsDevice, pipelineCreateInfo);
// Create the sampler
sampler = new Sampler(GraphicsDevice, SamplerCreateInfo.LinearClamp);
// Create and populate the GPU resources
vertexBuffer = Buffer.Create<PositionTextureVertex>(GraphicsDevice, BufferUsageFlags.Vertex, 4);
indexBuffer = Buffer.Create<ushort>(GraphicsDevice, BufferUsageFlags.Index, 6);
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,
}
);
GraphicsDevice.Submit(cmdbuf);
// Load the video
video = new Video.VideoAV1(TestUtils.GetVideoPath("hello.obu"), 25);
// Play the video
videoPlayer = new VideoPlayer(GraphicsDevice);
videoPlayer.Load(video);
videoPlayer.Loop = true;
videoPlayer.Play();
}
protected override void Update(System.TimeSpan delta)
{
videoPlayer.Render();
}
protected override void Draw(double alpha)
{
CommandBuffer cmdbuf = GraphicsDevice.AcquireCommandBuffer();
Texture? backbuffer = cmdbuf.AcquireSwapchainTexture(MainWindow);
if (backbuffer != null)
{
cmdbuf.BeginRenderPass(new ColorAttachmentInfo(backbuffer, Color.CornflowerBlue));
cmdbuf.BindGraphicsPipeline(pipeline);
cmdbuf.BindVertexBuffers(vertexBuffer);
cmdbuf.BindIndexBuffer(indexBuffer, IndexElementSize.Sixteen);
cmdbuf.BindFragmentSamplers(new TextureSamplerBinding(videoPlayer.RenderTexture, sampler));
cmdbuf.DrawIndexedPrimitives(0, 0, 2, 0, 0);
cmdbuf.EndRenderPass();
}
GraphicsDevice.Submit(cmdbuf);
}
public static void Main(string[] args)
{
VideoPlayerGame game = new VideoPlayerGame();
game.Run();
}
}
}