C++ (Cpp) mInversed示例

示例#1

文件： Scene.c 项目： GlennSandoval/gloss

Color sceneTraceRayAtPixel(const Scene *scene, const int currentPixel, const int width, const int height, const int numCameraRayBounces) {
	
	const float cameraFov = 40;
	const float cameraAspectRatio = 1;

	float maxX = tanf(cameraFov/360.0*PI);
	float x =  ((((currentPixel % width) + randf()) / width ) * 2 - 1) * maxX;
	float y = -((((currentPixel / width) + randf()) / height) * 2 - 1) * maxX / cameraAspectRatio;

	return sceneTraceRay(scene, mrMul(mInversed(scene->cameraOrientation), makeRay(makeVectorOrigo(), vNormalized(makeVector(x, y, 1)))), numCameraRayBounces);
}

示例#2

文件： SceneObjectSphere.c 项目： awesome/gloss

SceneObject makeSceneObjectSphere (const Sphere sphere, const Matrix transform, const Material *material) {

	return (SceneObject) {&sceneObjectSphereVTable, material, transform, mInversed(transform),  {.sphere = sphere}};

示例#3

文件： SceneObjectPlane.c 项目： awesome/gloss

SceneObject makeSceneObjectPlane (const Plane plane, const Matrix transform, const Material *material) {
	
	return (SceneObject) {&sceneObjectPlaneVTable, material, transform, mInversed(transform), {.plane = plane}};