diff options
| -rw-r--r-- | ui/sceneRenderer.cpp | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/ui/sceneRenderer.cpp b/ui/sceneRenderer.cpp index c3cff7a..2202906 100644 --- a/ui/sceneRenderer.cpp +++ b/ui/sceneRenderer.cpp @@ -107,11 +107,13 @@ SceneRenderer::setAmbientLight(const glm::vec3 & colour) const void SceneRenderer::setDirectionalLight(const glm::vec3 & colour, const glm::vec3 & direction) const { - dirLight.use(); - dirLight.setDirectionalLight(colour, direction); - glBindVertexArray(displayVAO); - glDrawArrays(GL_TRIANGLE_STRIP, 0, 4); - glBindVertexArray(0); + if (colour.r > 0 || colour.g > 0 || colour.b > 0) { + dirLight.use(); + dirLight.setDirectionalLight(colour, direction); + glBindVertexArray(displayVAO); + glDrawArrays(GL_TRIANGLE_STRIP, 0, 4); + glBindVertexArray(0); + } } SceneRenderer::DirectionalLightProgram::DirectionalLightProgram() : |