diff options
| -rw-r--r-- | Userland/Libraries/LibSoftGPU/Device.cpp | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/Userland/Libraries/LibSoftGPU/Device.cpp b/Userland/Libraries/LibSoftGPU/Device.cpp index ef64a5526f..23d15ce1dd 100644 --- a/Userland/Libraries/LibSoftGPU/Device.cpp +++ b/Userland/Libraries/LibSoftGPU/Device.cpp @@ -568,7 +568,9 @@ void Device::draw_primitives(PrimitiveType primitive_type, FloatMatrix4x4 const& // Let's construct some triangles if (primitive_type == PrimitiveType::Triangles) { Triangle triangle; - for (size_t i = 0; i < vertices.size(); i += 3) { + if (vertices.size() < 3) + return; + for (size_t i = 0; i < vertices.size() - 2; i += 3) { triangle.vertices[0] = vertices.at(i); triangle.vertices[1] = vertices.at(i + 1); triangle.vertices[2] = vertices.at(i + 2); @@ -578,8 +580,9 @@ void Device::draw_primitives(PrimitiveType primitive_type, FloatMatrix4x4 const& } else if (primitive_type == PrimitiveType::Quads) { // We need to construct two triangles to form the quad Triangle triangle; - VERIFY(vertices.size() % 4 == 0); - for (size_t i = 0; i < vertices.size(); i += 4) { + if (vertices.size() < 4) + return; + for (size_t i = 0; i < vertices.size() - 3; i += 4) { // Triangle 1 triangle.vertices[0] = vertices.at(i); triangle.vertices[1] = vertices.at(i + 1); |