public RenderShaderComponent SetAttribute(string name, Action <int> setAction)
{
shader.Activate();
var position = shader.GetResourceLocation(ShaderResourceType.Attribute, name);
// Do only if found
if (position != -1)
{
setAction?.Invoke(position);
}
shader.Deactivate();
return(this);
}
private void RenderVoxels(Vector3 cameraPosition, float[] cam)
{
_voxelShader.Activate();
GL.ActiveTexture(TextureUnit.Texture0);
_materialTextureArray.Activate();
GL.Uniform1(_voxelShader.GetResourceLocation(ShaderResourceType.Uniform, "texArray"), TextureUnit.Texture0 - TextureUnit.Texture0);
GL.UniformMatrix4(_voxelShader.GetResourceLocation(ShaderResourceType.Uniform, "camera"), 1, false, cam);
GL.Uniform3(_voxelShader.GetResourceLocation(ShaderResourceType.Uniform, "cameraPosition"), cameraPosition.ToOpenTK());
GL.Uniform3(_voxelShader.GetResourceLocation(ShaderResourceType.Uniform, "ambientLightColor"), new OpenTK.Vector3(0.1f, 0.1f, 0.1f));
GL.Uniform3(_voxelShader.GetResourceLocation(ShaderResourceType.Uniform, "lightDirection"), new OpenTK.Vector3(1f, 1.5f, -2f).Normalized());
GL.Uniform3(_voxelShader.GetResourceLocation(ShaderResourceType.Uniform, "lightColor"), new OpenTK.Vector3(1f, 1f, 1f));
foreach (var valuePair in _chunkGeometrys)
{
_amountBuffers[valuePair.Key].ActivateBind(3);
_idBuffers[valuePair.Key].ActivateBind(4);
if (valuePair.Value.IDLength > 0)
{
valuePair.Value.Draw();
}
_idBuffers[valuePair.Key].Deactivate();
_amountBuffers[valuePair.Key].Deactivate();
}
_materialTextureArray.Deactivate();
_voxelShader.Deactivate();
}
private void RenderSsao(ITexture depthTexture)
{
_ssaoShader.Activate();
GL.Uniform2(_ssaoShader.GetResourceLocation(ShaderResourceType.Uniform, "iResolution"), new OpenTK.Vector2(_width, _height));
GL.Uniform1(_ssaoShader.GetResourceLocation(ShaderResourceType.Uniform, "iGlobalTime"), _time);
GL.ActiveTexture(TextureUnit.Texture0);
depthTexture.Activate();
GL.DrawArrays(PrimitiveType.Quads, 0, 4);
_ssaoShader.Deactivate();
depthTexture.Deactivate();
}
private void RenderRaytrace(float[] cam, bool raytraceCollided)
{
UpdateRaytraceMesh();
if (raytraceCollided)
{
GL.Color4(Color4.Transparent);
_raytraceShader.Activate();
GL.UniformMatrix4(_raytraceShader.GetResourceLocation(ShaderResourceType.Uniform, "camera"), 1, false, cam);
_raytraceGeometry.Draw();
_raytraceShader.Deactivate();
}
}
private void RenderGround(Vector3 cameraPosition, float[] cam)
{
_geometryShader.Activate();
GL.ActiveTexture(TextureUnit.Texture0);
_groundTexture.Activate();
GL.Uniform1(_geometryShader.GetResourceLocation(ShaderResourceType.Uniform, "tex"), TextureUnit.Texture0 - TextureUnit.Texture0);
GL.UniformMatrix4(_geometryShader.GetResourceLocation(ShaderResourceType.Uniform, "camera"), 1, false, cam);
GL.Uniform3(_geometryShader.GetResourceLocation(ShaderResourceType.Uniform, "cameraPosition"), cameraPosition.ToOpenTK());
GL.Uniform3(_geometryShader.GetResourceLocation(ShaderResourceType.Uniform, "ambientLightColor"), new OpenTK.Vector3(0.1f, 0.1f, 0.1f));
GL.Uniform3(_geometryShader.GetResourceLocation(ShaderResourceType.Uniform, "lightDirection"), new OpenTK.Vector3(1f, 1.5f, -2f).Normalized());
GL.Uniform3(_geometryShader.GetResourceLocation(ShaderResourceType.Uniform, "lightColor"), new OpenTK.Vector3(1f, 1f, 1f));
_groundGeometry.Draw();
_groundTexture.Deactivate();
_geometryShader.Deactivate();
}
private void RenderDepth(Vector3 cameraPosition, float[] cam)
{
GL.Color4(Color4.White);
GL.ClearColor(Color.Red);
GL.Clear(ClearBufferMask.ColorBufferBit);
_depthShader.Activate();
GL.UniformMatrix4(_depthShader.GetResourceLocation(ShaderResourceType.Uniform, "camera"), 1, false, cam);
foreach (var geometry in _chunkDepthGeometrys.Values)
{
if (geometry.IDLength > 0)
{
geometry.Draw();
}
}
_groundDepthGeometry.Draw();
_depthShader.Deactivate();
GL.ClearColor(Color.Transparent);
}
private void RenderAddedTextures(ITexture texture1, ITexture texture2, float opaque)
{
_addShader.Activate();
GL.ActiveTexture(TextureUnit.Texture0);
texture1.Activate();
GL.Uniform1(_addShader.GetResourceLocation(ShaderResourceType.Uniform, "image1"), TextureUnit.Texture0 - TextureUnit.Texture0);
GL.ActiveTexture(TextureUnit.Texture1);
texture2.Activate();
GL.Uniform1(_addShader.GetResourceLocation(ShaderResourceType.Uniform, "image2"), TextureUnit.Texture1 - TextureUnit.Texture0);
GL.Uniform1(_addShader.GetResourceLocation(ShaderResourceType.Uniform, "opaque"), opaque);
GL.DrawArrays(PrimitiveType.Quads, 0, 4);
texture1.Deactivate();
texture2.Deactivate();
_addShader.Deactivate();
}