public void WriteLine(string entry, LogLevel severity)
{
if (severity >= MinimumLevel)
{
RenderProgram.WriteLine(entry);
}
}
internal void AddGeometry(Vertex[] vertices, RenderProgram renderProgram)
{
// Find a batch with matching render programs or create a new one if it does not exist
GeometryBatch batch = FindBatch(renderProgram) ?? CreateBatch(renderProgram);
batch.AddVertices(vertices);
}
internal GeometryBatch FindBatch(RenderProgram renderProgram)
{
foreach (GeometryBatch batch in Batches)
{
if (batch.RenderProgram == renderProgram)
{
return(batch);
}
}
return(null);
}
internal GeometryBatch CreateBatch(RenderProgram renderProgram)
{
GeometryBatch newBatch = new GeometryBatch(renderProgram);
Batches.Add(newBatch);
SortBatchesByDrawLayer();
if (BatchesAreHot)
{
newBatch.Begin();
}
return(newBatch);
}
protected override void OnLoad()
{
GL.ClearColor(Color4.CornflowerBlue);
FadeSettings = FadeSettings.Default();
_renderProgram = RenderProgram.Create();
_textureOut = new Texture2D(SizedInternalFormat.Rgba8, _width, _height);
_textureOut.SetFilter(TextureMinFilter.Nearest, TextureMagFilter.Nearest);
_textureOut.Bind(TextureUnit.Texture0);
_agentProgram = AgentProgram.Create(_width, _height, _textureOut, _numberOfAgents, AgentSettings.Default());
_fadeProgram = FadeProgram.Create(_width, _height, _textureOut, FadeSettings.Default());
}
public void WriteLine()
{
RenderProgram.WriteLine();
}
public void WriteLine(string entry)
{
RenderProgram.WriteLine(entry);
}
public void Close()
{
RenderProgram.Stop();
}
internal static void Draw(IntRect viewport, int shaderProgram, Vertex[] vertices, int length, int vbo,
int posAttribLocation, int colorAttribLocation, int texCoordAttribLocation,
RenderProgram renderProgram, Matrix projection, int textureOverride = -1)
{
GL.Viewport(viewport.X, viewport.Y, viewport.Width, viewport.Height);
GL.BindBuffer(BufferTarget.ArrayBuffer, vbo);
GL.UseProgram(shaderProgram);
GL.BindFragDataLocation(shaderProgram, 0, Shader.FragOutName);
GL.BufferData(BufferTarget.ArrayBuffer, Vertex.SizeInBytes * length, vertices, BufferUsageHint.StaticDraw);
GL.EnableVertexAttribArray(posAttribLocation);
GL.VertexAttribPointer(posAttribLocation, 2, VertexAttribPointerType.Float, false, Vertex.SizeInBytes, 0);
GL.EnableVertexAttribArray(colorAttribLocation);
GL.VertexAttribPointer(colorAttribLocation, 4, VertexAttribPointerType.Float, false, Vertex.SizeInBytes, 2 * sizeof(float));
GL.EnableVertexAttribArray(texCoordAttribLocation);
GL.VertexAttribPointer(texCoordAttribLocation, 2, VertexAttribPointerType.Float, false, Vertex.SizeInBytes, 6 * sizeof(float));
int uniTrans = GL.GetUniformLocation(shaderProgram, Shader.VertUniTransformName);
float[] trans = projection.ToMatrix4();
GL.UniformMatrix4(uniTrans, 1, false, trans);
GL.Enable(EnableCap.Blend);
GL.BlendEquationSeparate(
(BlendEquationMode)renderProgram.BlendMode.ColorEquation,
(BlendEquationMode)renderProgram.BlendMode.AlphaEquation);
GL.BlendFuncSeparate(
(BlendingFactorSrc)renderProgram.BlendMode.ColorSrcFactor, (BlendingFactorDest)renderProgram.BlendMode.ColorDstFactor,
(BlendingFactorSrc)renderProgram.BlendMode.AlphaSrcFactor, (BlendingFactorDest)renderProgram.BlendMode.AlphaDstFactor);
int texture = 0;
if (textureOverride != -1)
{
texture = textureOverride;
}
else
{
if (renderProgram.Texture != null)
{
texture = renderProgram.Texture.Handle;
}
else
{
texture = GlobalContent.Get.TextureWhite32x32.Handle;
}
}
GL.Enable(EnableCap.Texture2D);
GL.ActiveTexture(TextureUnit.Texture0);
GL.BindTexture(TextureTarget.Texture2D, texture);
GL.DrawArrays(PrimitiveType.Quads, 0, length);
GL.Disable(EnableCap.Texture2D);
GL.Disable(EnableCap.Blend);
GL.BindTexture(TextureTarget.Texture2D, 0);
GL.DisableVertexAttribArray(posAttribLocation);
GL.DisableVertexAttribArray(colorAttribLocation);
GL.DisableVertexAttribArray(texCoordAttribLocation);
GL.BindBuffer(BufferTarget.ArrayBuffer, 0);
GL.UseProgram(0);
}