BLADERUNNER: Added shadows

1 files changed, 7 insertions, 8 deletions

diff --git a/engines/bladerunner/view.cpp b/engines/bladerunner/view.cpp
index 11cd99c9fc..d304b92bb1 100644
--- a/engines/bladerunner/view.cpp
+++ b/engines/bladerunner/view.cpp
@@ -48,10 +48,9 @@ bool View::readVqa(Common::ReadStream *stream) {
 void View::setFovX(float fovX) {
 	_fovX = fovX;
 
-	_viewportHalfWidth = 320.0f;
-	_viewportHalfHeight = 240.0f;
-
-	_viewportDistance = 320.0f / tanf(_fovX / 2.0f);
+	_viewportPosition.x = 320.0f;
+	_viewportPosition.y = 240.0f;
+	_viewportPosition.z = 320.0f / tanf(_fovX / 2.0f);
 }
 
 void View::calculateSliceViewMatrix() {
@@ -72,15 +71,15 @@ void View::calculateCameraPosition() {
 	Matrix4x3 invertedMatrix = invertMatrix(_sliceViewMatrix);
 
 	_cameraPosition.x = invertedMatrix(0, 3);
-	_cameraPosition.z = invertedMatrix(1, 3); // this is not a bug, it Z & Y are inverted in original source
-	_cameraPosition.y = invertedMatrix(2, 3);
+	_cameraPosition.y = invertedMatrix(1, 3);
+	_cameraPosition.z = invertedMatrix(2, 3);
 }
 
 Vector3 View::calculateScreenPosition(Vector3 worldPosition) {
 	Vector3 viewPosition = _frameViewMatrix * worldPosition;
 	return Vector3(
-		this->_viewportHalfWidth - viewPosition.x / viewPosition.z * _viewportDistance,
-		this->_viewportHalfHeight - viewPosition.y / viewPosition.z * _viewportDistance,
+		_viewportPosition.x - viewPosition.x / viewPosition.z * _viewportPosition.z,
+		_viewportPosition.y - viewPosition.y / viewPosition.z * _viewportPosition.z,
 		viewPosition.z
 	);
 }