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Special frustum handling for mirrored mode.

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This commit is contained in:
Andrzej Kapolka 2013-09-06 10:19:17 -07:00
parent ac6cd959f4
commit f8a74acb02
1 changed files with 19 additions and 3 deletions
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20
interface/src/Application.cpp
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@ -446,6 +446,13 @@ void Application::updateProjectionMatrix() {
nearVal = _viewFrustumOffsetCamera.getNearClip(); nearVal = _viewFrustumOffsetCamera.getNearClip();
farVal = _viewFrustumOffsetCamera.getFarClip(); farVal = _viewFrustumOffsetCamera.getFarClip();
} }
// when mirrored, we must flip left and right
if (Menu::getInstance()->isOptionChecked(MenuOption::Mirror)) {
float tmp = left;
left = -right;
right = -tmp;
}
glFrustum(left, right, bottom, top, nearVal, farVal); glFrustum(left, right, bottom, top, nearVal, farVal);
glMatrixMode(GL_MODELVIEW); glMatrixMode(GL_MODELVIEW);
@ -1812,8 +1819,9 @@ void Application::update(float deltaTime) {
updateProjectionMatrix(); updateProjectionMatrix();
} else if (_webcam.isActive()) { } else if (_webcam.isActive()) {
const float EYE_OFFSET_SCALE = 5.0f; const float EYE_OFFSET_SCALE = 0.1f;
_myCamera.setEyeOffsetPosition(_webcam.getEstimatedPosition() * EYE_OFFSET_SCALE); glm::vec3 position = _webcam.getEstimatedPosition() * EYE_OFFSET_SCALE;
_myCamera.setEyeOffsetPosition(glm::vec3(-position.x, -position.y, position.z));
updateProjectionMatrix(); updateProjectionMatrix();
} }
} }
@ -1966,7 +1974,15 @@ void Application::loadViewFrustum(Camera& camera, ViewFrustum& viewFrustum) {
viewFrustum.setFieldOfView(fov); viewFrustum.setFieldOfView(fov);
viewFrustum.setNearClip(nearClip); viewFrustum.setNearClip(nearClip);
viewFrustum.setFarClip(farClip); viewFrustum.setFarClip(farClip);
// when mirrored, we must flip the eye offset in x to get the correct frustum
if (Menu::getInstance()->isOptionChecked(MenuOption::Mirror)) {
glm::vec3 position = camera.getEyeOffsetPosition();
viewFrustum.setEyeOffsetPosition(glm::vec3(-position.x, position.y, position.z));
} else {
viewFrustum.setEyeOffsetPosition(camera.getEyeOffsetPosition()); viewFrustum.setEyeOffsetPosition(camera.getEyeOffsetPosition());
}
viewFrustum.setEyeOffsetOrientation(camera.getEyeOffsetOrientation()); viewFrustum.setEyeOffsetOrientation(camera.getEyeOffsetOrientation());
// Ask the ViewFrustum class to calculate our corners // Ask the ViewFrustum class to calculate our corners