Method setup

samples/_opengl/NormalMapping/src/NormalMappingApp.cpp:130–227

};

void NormalMappingApp::setup()
{
	// setup camera and lights
	mCamera.lookAt( vec3( 0.2f, 0.4f, 1.0f ), vec3(0.0f, 0.425f, 0.0f) );
	mCamera.setNearClip( 0.01f );
	mCamera.setFarClip( 100.0f );

	mLightLantern.diffuse = Color(0.9f, 0.6f, 0.3f);
	mLightLantern.specular = Color(0.9f, 0.6f, 0.3f);

	mLightAmbient.diffuse = Color(0.2f, 0.6f, 1.0f);
	mLightAmbient.specular = Color(0.05f, 0.15f, 0.25f);

	// setup perlin noise to easily animate our lantern light source
	mPerlin = Perlin(4, 65535);

	// default settings
	mMeshBounds = AxisAlignedBox( vec3( 0 ), vec3( 1 ) );

	mAutoRotate = true;
	mAutoRotateAngle = 0.0f;

	mAnimateLantern = true;

	mEnableNormalMap = true;
	mShowNormalsAndTangents = false;

	mViewMode = ViewMode::Default;

	// load assets
	try {
		// load our copyright message
		mCopyrightMap  = gl::Texture::create( loadImage( loadAsset("copyright.png") ) );

		// load textures
		auto texFormat = gl::Texture2d::Format().loadTopDown();
		mDiffuseMap = gl::Texture::create( loadImage( loadAsset("leprechaun_diffuse.jpg") ), texFormat );
		mSpecularMap = gl::Texture::create( loadImage( loadAsset("leprechaun_specular.jpg") ), texFormat );
		mNormalMap = gl::Texture::create( loadImage( loadAsset("leprechaun_normal.jpg") ), texFormat );
		mEmissiveMap = gl::Texture::create( loadImage( loadAsset("leprechaun_emmisive.png") ), texFormat );

		// load our shaders and set the non-varying uniforms
#if ! defined( CINDER_GL_ES )
		mShaderNormalMapping = gl::GlslProg::create( loadAsset("normal_mapping_vert.glsl"), loadAsset("normal_mapping_frag.glsl") );

		gl::GlslProg::Format fmt;
		fmt.vertex( loadAsset("wireframe_vert.glsl") );
		fmt.geometry( loadAsset("wireframe_geom.glsl") );
		fmt.fragment( loadAsset("wireframe_frag.glsl") );
		mShaderWireframe = gl::GlslProg::create( fmt );
#else
		mShaderNormalMapping = gl::GlslProg::create( loadAsset("normal_mapping_vert_es2.glsl"), loadAsset("normal_mapping_frag_es2.glsl") );
#endif

		mShaderNormalMapping->uniform( "uDiffuseMap", 0 );
		mShaderNormalMapping->uniform( "uSpecularMap", 1 );
		mShaderNormalMapping->uniform( "uNormalMap", 2 );
		mShaderNormalMapping->uniform( "uEmmisiveMap", 3 );