public void Render(
GraphicsContext graphics,
Camera camera,
LightModel light,
Model model,
BgModel bg
)
{
// setup a camera aligned with the light source
float aspect = offWidth / (float)offHeight;
float fov = 45.0f * (float)(FMath.PI / 180.0f);
Matrix4 proj = Matrix4.Perspective( fov,
aspect,
1.0f,
10000.0f );
Matrix4 view = Matrix4.LookAt( light.Position, model.Position, new Vector3( 0.0f, 1.0f, 0.0f ) );
Matrix4 world = model.Posture;
Matrix4 lightVP = proj * view;
// pass 1
renderShadowMap( graphics, lightVP * world, model );
// pass 2
graphics.Clear();
drawModel( graphics, camera, lightVP, model );
light.Render( graphics, camera );
// test
texRenderer.Begin();
int width = texShadow.Width / 2;
int height = texShadow.Height / 2;
texRenderer.Render( texShadow, ShaderCatalog.DspWidth - width, 0, 0, 0, width, height );
texRenderer.End();
}
public void Render(
GraphicsContext graphics,
Camera camera,
LightModel light,
Model model,
BgModel bg
)
{
graphics.Clear();
drawModel(graphics, camera, light, model);
light.Render(graphics, camera);
bg.Render(graphics, camera);
}
private void renderSimpleScene(
GraphicsContext graphics,
Camera camera,
LightModel light,
Model model,
BgModel bg
)
{
// rendering
graphics.Clear();
Matrix4 world = model.Posture;
Matrix4 worldViewProj = camera.Projection * camera.View * world;
shaderTexture.SetUniformValue(shaderTexture.FindUniform("WorldViewProj"), ref worldViewProj);
graphics.SetShaderProgram(shaderTexture);
graphics.SetVertexBuffer(0, vbTeapot);
graphics.SetTexture(0, texture);
graphics.DrawArrays(model.Mesh.Prim, 0, model.Mesh.IndexCount);
light.Render(graphics, camera);
bg.Render(graphics, camera);
}