private void InitializeShaders()
{
WebGLProgram shaderProgram;
using (var vertexShaderStream = EmbeddedResourceHelper.Load("GLTFVertexShader.essl"))
using (var fragmentShaderStream = EmbeddedResourceHelper.Load("GLTFFragmentShader.essl"))
using (var vertexShaderReader = new StreamReader(vertexShaderStream))
using (var fragmentShaderReader = new StreamReader(fragmentShaderStream))
{
var vertexShader = vertexShaderReader.ReadToEnd();
var fragmentShader = fragmentShaderReader.ReadToEnd();
shaderProgram = gl.InitializeShaders(vertexShader, fragmentShader);
}
inVarNormalAttribute = (uint)gl.GetAttribLocation(shaderProgram, "in_var_NORMAL");
inVarPositionAttribute = (uint)gl.GetAttribLocation(shaderProgram, "in_var_POSITION");
worldViewProjectionUniformLocation = gl.GetUniformLocation(shaderProgram, "worldViewProj");
}
private void LoadGltf(string filename, out Gltf model, out byte[][] buffers)
{
using (var modelStream = EmbeddedResourceHelper.Load(filename))
{
model = Interface.LoadModel(modelStream);
}
var buffersLength = model.Buffers.Length;
buffers = new byte[buffersLength][];
for (var i = 0; i < buffersLength; i++)
{
byte[] bufferBytes;
using (var modelStream = EmbeddedResourceHelper.Load(filename))
{
bufferBytes = Interface.LoadBinaryBuffer(modelStream);
}
buffers[i] = bufferBytes;
}
}