diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/4dvecops/vec4operations.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/4dvecops/vec4operations.cpp b/src/4dvecops/vec4operations.cpp index 58d87e6..1ffe673 100644 --- a/src/4dvecops/vec4operations.cpp +++ b/src/4dvecops/vec4operations.cpp @@ -44,14 +44,14 @@ glm::mat4 getViewMatrix4( // calculate e2 basis vector, from the combinatory cross of up and over with e3 glm::vec4 e2 = cross4(upVector, lookVector, e3); e2 = glm::normalize(e2); - if (glm::distance(e2, glm::vec4{0, 0, 0, 1}) < 0.0001f) { + if (glm::distance(e2, glm::vec4{0, 0, 0, 0}) < 0.0001f) { throw std::runtime_error("invalid up vector"); } // calculate e1 basis vector, from the cross of only the over vector glm::vec4 e1 = cross4(lookVector, e3, e2); e1 = glm::normalize(e1); - if (glm::distance(e1, glm::vec4{0, 0, 0, 1}) < 0.0001f) { + if (glm::distance(e1, glm::vec4{0, 0, 0, 0}) < 0.0001f) { throw std::runtime_error("invalid over vector"); } |