private static void RenderInstance(ModelInstance inst)
{
ModelAsset asset = inst.Asset;
Program shaders = asset.Shaders;
// bind the shaders
shaders.Use();
// set the shader uniforms
Matrix m = _gCamera.CombinedMatrix;
shaders.SetUniform("camera", ref m);
shaders.SetUniform("model", ref inst.Transform);
shaders.SetUniform("tex", 0); // set to 0 because the texture will be bound to GL_TEXTURE0
shaders.SetUniform("light.position", _gLight.Position);
shaders.SetUniform("light.intensities", _gLight.Intensities);
//bind the texture
GL.ActiveTexture(TextureUnit.Texture0);
GL.BindTexture(TextureTarget.Texture2D, asset.Texture.GLObject);
// bind VAO and draw
GL.BindVertexArray(asset.Vao);
GL.DrawArrays(asset.DrawType, asset.DrawStart, asset.DrawCount);
// unbind everything
GL.BindVertexArray(0);
GL.BindTexture(TextureTarget.Texture2D, 0);
shaders.StopUsing();
}
//create all the `instance` structs for the 3D scene, and add them to `gInstances`
private static void CreateInstances()
{
ModelInstance dot = new ModelInstance();
dot.Asset = _gWoodenCrate;
dot.Transform = new Matrix();
_gInstances.Add(dot);
ModelInstance i = new ModelInstance();
i.Asset = _gWoodenCrate;
i.Transform = Scale(1, 2, 1) * Translate(0, -4, 0);
_gInstances.Add(i);
ModelInstance hLeft = new ModelInstance();
hLeft.Asset = _gWoodenCrate;
hLeft.Transform = Scale(1, 6, 1) * Translate(-8, 0, 0);
_gInstances.Add(hLeft);
ModelInstance hRight = new ModelInstance();
hRight.Asset = _gWoodenCrate;
hRight.Transform = Scale(1, 6, 1) * Translate(-4, 0, 0);
_gInstances.Add(hRight);
ModelInstance hMid = new ModelInstance();
hMid.Asset = _gWoodenCrate;
hMid.Transform = Scale(2, 1, 0.8f) * Translate(-6, 0, 0);
_gInstances.Add(hMid);
}
private static void RenderInstance(ModelInstance inst)
{
ModelAsset asset = inst.Asset;
Program shaders = asset.Shaders;
// bind the shaders
shaders.Use();
// set the shader uniforms
Matrix m = _gCamera.CombinedMatrix;
shaders.SetUniform("camera", ref m);
shaders.SetUniform("model", ref inst.Transform);
shaders.SetUniform("material.tex", 0); // set to 0 because the texture will be bound to GL_TEXTURE0
shaders.SetUniform("material.shininess", asset.Shininess);
shaders.SetUniform("material.specularColor", asset.SpecularColor);
shaders.SetUniform("light.position", _gLight.Position);
shaders.SetUniform("light.intensities", _gLight.Intensities);
shaders.SetUniform("light.attenuation", _gLight.Attenuation);
shaders.SetUniform("light.ambientCoefficient", _gLight.AmbientCoefficient);
shaders.SetUniform("cameraPosition", _gCamera.Position);
//bind the texture
GL.ActiveTexture(TextureUnit.Texture0);
GL.BindTexture(TextureTarget.Texture2D, asset.Texture.GLObject);
// bind VAO and draw
GL.BindVertexArray(asset.Vao);
GL.DrawArrays(asset.DrawType, asset.DrawStart, asset.DrawCount);
// unbind everything
GL.BindVertexArray(0);
GL.BindTexture(TextureTarget.Texture2D, 0);
shaders.StopUsing();
}
//create all the `instance` structs for the 3D scene, and add them to `gInstances`
private static void CreateInstances()
{
ModelInstance dot = new ModelInstance();
dot.Asset = _gWoodenCrate;
dot.Transform = new Matrix();
_gInstances.Add(dot);
ModelInstance i = new ModelInstance();
i.Asset = _gWoodenCrate;
i.Transform = Scale(1, 2, 1) * Translate(0, -4, 0);
_gInstances.Add(i);
ModelInstance hLeft = new ModelInstance();
hLeft.Asset = _gWoodenCrate;
hLeft.Transform = Scale(1, 6, 1) * Translate(-8, 0, 0);
_gInstances.Add(hLeft);
ModelInstance hRight = new ModelInstance();
hRight.Asset = _gWoodenCrate;
hRight.Transform = Scale(1, 6, 1) * Translate(-4, 0, 0);
_gInstances.Add(hRight);
ModelInstance hMid = new ModelInstance();
hMid.Asset = _gWoodenCrate;
hMid.Transform = Scale(2, 1, 0.8f) * Translate(-6, 0, 0);
_gInstances.Add(hMid);
}
private static void RenderInstance(ModelInstance inst)
{
ModelAsset asset = inst.Asset;
Program shaders = asset.Shaders;
// bind the shaders
shaders.Use();
// set the shader uniforms
Matrix m = _gCamera.CombinedMatrix;
shaders.SetUniform("camera", ref m);
shaders.SetUniform("model", ref inst.Transform);
shaders.SetUniform("tex", 0); // set to 0 because the texture will be bound to GL_TEXTURE0
//bind the texture
GL.ActiveTexture(TextureUnit.Texture0);
GL.BindTexture(TextureTarget.Texture2D, asset.Texture.GLObject);
// bind VAO and draw
GL.BindVertexArray(asset.Vao);
GL.DrawArrays(asset.DrawType, asset.DrawStart, asset.DrawCount);
// unbind everything
GL.BindVertexArray(0);
GL.BindTexture(TextureTarget.Texture2D, 0);
shaders.StopUsing();
}
