diff --git a/openVulkanoCpp/Scene/MorphableCamera.cpp b/openVulkanoCpp/Scene/MorphableCamera.cpp new file mode 100644 index 0000000..40807b6 --- /dev/null +++ b/openVulkanoCpp/Scene/MorphableCamera.cpp @@ -0,0 +1,32 @@ +/* + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at https://mozilla.org/MPL/2.0/. + */ + +#include "MorphableCamera.hpp" + +namespace OpenVulkano::Scene +{ + namespace + { + Math::Matrix4f BlendMatrices(const Math::Matrix4f& mat1, const Math::Matrix4f& mat2, float t) + { + Math::Matrix4f result; + for (int i = 0; i < 4; ++i) + { + for (int j = 0; j < 4; ++j) { result[i][j] = glm::mix(mat1[i][j], mat2[i][j], t); } + } + return result; + } + } + void MorphableCamera::UpdateProjectionMatrix() + { + PerspectiveCamera::UpdateProjectionMatrix(); + float aspectH = m_aspect; + float aspectV = 1; + m_orthoMatrix = Math::Utils::orthoRH_ZO(-aspectH, aspectH, -aspectV, aspectV, m_nearPlane, m_farPlane); + m_projection = BlendMatrices(m_projection, m_orthoMatrix, m_morphState); + UpdateViewProjectionMatrix(); + } +} \ No newline at end of file diff --git a/openVulkanoCpp/Scene/MorphableCamera.hpp b/openVulkanoCpp/Scene/MorphableCamera.hpp new file mode 100644 index 0000000..47b8b10 --- /dev/null +++ b/openVulkanoCpp/Scene/MorphableCamera.hpp @@ -0,0 +1,33 @@ +/* + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at https://mozilla.org/MPL/2.0/. + */ +#pragma once + +#include "Camera.hpp" +#include "Math/Math.hpp" + +namespace OpenVulkano::Scene +{ + class MorphableCamera : public PerspectiveCamera + { + float m_morphState; + Math::Matrix4f m_orthoMatrix; + + public: + MorphableCamera(float fovDegrees, float width, float height, float nearPlane, float farPlane) + : PerspectiveCamera(fovDegrees, nearPlane, farPlane, width, height), m_morphState(0.0f) + { + UpdateProjectionMatrix(); + } + + void SetMorphState(float state) + { + m_morphState = Math::Utils::clamp(state, 0.0f, 1.0f); + UpdateProjectionMatrix(); + } + + void UpdateProjectionMatrix() override; + }; +} \ No newline at end of file