protected override void Draw()
{
base.Draw();
if (shader == null)
{
shader = game.Shaders.Load(VertexShader.Colour, FragmentShader.Colour);
}
shader.Bind();
batch.Add(new Vertex2d()
{
Colour = DrawInfo.Colour, Position = screenSpaceDrawQuad.BottomLeft
});
batch.Add(new Vertex2d()
{
Colour = DrawInfo.Colour, Position = screenSpaceDrawQuad.BottomRight
});
batch.Add(new Vertex2d()
{
Colour = DrawInfo.Colour, Position = screenSpaceDrawQuad.TopRight
});
batch.Add(new Vertex2d()
{
Colour = DrawInfo.Colour, Position = screenSpaceDrawQuad.TopLeft
});
batch.Draw();
shader.Unbind();
}
protected override void OnRenderFrame(FrameEventArgs e)
{
var total = watch.Elapsed.TotalSeconds;
watch.Restart();
watch.Start();
frames++;
if (frames > 30)
{
frames = 0;
Console.WriteLine($"FPS: {Math.Round(1d / total, 0)}");
}
//GL.Clear(ClearBufferMask.ColorBufferBit);
batch.Shader.AdditionalTransform = transform;
batch.Draw();
batch2.Shader.AdditionalTransform = transform;
batch2.Draw();
Context.SwapBuffers();
// Swap the front/back buffers so what we just rendered to the back buffer is displayed in the window.
base.OnRenderFrame(e);
}
// D R A W
protected override void Draw(GameTime gameTime)
{
GraphicsDevice.Clear(Color.TransparentBlack);
quadBatch.Begin(tex, BlendState.NonPremultiplied);
// draw character first
quadBatch.Draw(pixel, screenpos - new Vector2(4, 4), new Vector2(0.5f, 0.5f), 9.5f, player_body.Rotation, Color.Red);
// draw grass
grassChain[0].Draw(gras1, 1.2f, 0f, 10f, 20f, rotate_base: true);
grassChain[1].Draw(gras2, 1f, 0f, 0f, 30f, rotate_base: false);
grassChain[2].Draw(gras3, 1.3f, 0f, 20f, 40f, rotate_base: true);
// draw big grass as foreground
quadBatch.Draw(BigGrass, new Vector2(300, 600 - 20), Color.White);
quadBatch.End();
base.Draw(gameTime);
}
protected override void PostDraw()
{
base.PostDraw();
frameBuffer.Unbind();
GLWrapper.PopOrtho();
GLWrapper.PopViewport();
GLWrapper.SetBlend(BlendingFactorSrc.One, BlendingFactorDest.OneMinusSrcAlpha);
Rectangle textureRect = new Rectangle(0, frameBuffer.Texture.Height, frameBuffer.Texture.Width, -frameBuffer.Texture.Height);
frameBuffer.Texture.Draw(screenSpaceDrawQuad, textureRect, DrawInfo.Colour, batch);
// In the case of nested framebuffer containerse we need to draw to
// the last framebuffer container immediately, so let's force it
batch.Draw();
}
/// <summary>
/// Core drawing method in OpenGL
/// </summary>
/// <param name="lineList">List of lines to use</param>
/// <param name="globalRadius">Width of the slider</param>
/// <param name="texture">Texture used for the track</param>
/// <param name="prev">The last line which was rendered in the previous iteration, or null if this is the first iteration.</param>
private void DrawOGL(List <Line> lineList, float globalRadius, TextureGl texture, Line prev, int lineCount)
{
GL.Disable(EnableCap.CullFace);
GL.Disable(EnableCap.Blend);
GL.Enable(EnableCap.DepthTest);
GL.DepthMask(true);
GL.DepthFunc(DepthFunction.Lequal);
GL.Clear(ClearBufferMask.DepthBufferBit);
OsuGlControl.TextureShader3D.Begin();
OsuGlControl.BindTexture(texture.TextureId);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)All.Linear);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)All.Linear);
if (lineCount == -1)
{
lineCount = lineList.Count;
}
for (int x = 1; x < lineCount; x++)
{
DrawLineOGL(prev, lineList[x - 1], lineList[x], globalRadius);
prev = lineList[x - 1];
}
DrawLineOGL(prev, lineList[lineCount - 1], null, globalRadius);
quadBatch.Draw();
halfCircleBatch.Draw();
OsuGlControl.TextureShader3D.End();
GL.Disable(EnableCap.DepthTest);
GL.DepthMask(false);
GL.Enable(EnableCap.Blend);
}
internal void EndQuad()
{
quadBatch.Draw();
OsuGlControl.ColourShader2D.End();
}