Kimkulling/prepare animations

samples/02_Demo2D/Demo2D.cpp

@@ -101,6 +101,10 @@ class Demo2DApp : public App::AppBase {
 
         mCanvasRenderer->drawRect(100, 600, 110, 124, true);
 
+        mCanvasRenderer->drawRect(100, 700, 110, 124, true);
+
+        mCanvasRenderer->drawRect(100, 1000, 110, 124, true);
+
         return true;
     }
 

src/Editor/src/main.cpp

@@ -53,7 +53,7 @@ int main(int argc, char *argv[]) {
     std::cout << "Editor version 0.1\n";
 
     OsreEdApp osreApp(argc, argv);
-    if (!osreApp.initWindow(100, 100, 1024, 768, "test", false, true, App::RenderBackendType::OpenGLRenderBackend)) {
+    if (!osreApp.initWindow(100, 100, 1024, 768, "test", false, true, RenderBackendType::OpenGLRenderBackend)) {
         return -1;
     }
 
@@ -66,21 +66,15 @@ int main(int argc, char *argv[]) {
     // Main loop
     bool done = false;
     while (!done) {
-
-        // 2. Show a simple window that we create ourselves. We use a Begin/End pair to create a named window.
-        {
-            static int counter = 0;
-
-            App::Stage *stage = osreApp.getStage();
-            if (stage != nullptr) {
-                World *world = stage->getActiveWorld(0);
-            }
-
+        static int counter = 0;
+        osreApp.handleEvents();
+        App::Stage *stage = osreApp.getStage();
+        if (stage != nullptr) {
+            World *world = stage->getActiveWorld(0);
         }
+        osreApp.update();
+        osreApp.requestNextFrame();
     }
 
-    osreApp.handleEvents();
-    osreApp.update();
-    osreApp.requestNextFrame();
     return 0;
 }

src/Engine/Animation/AnimatorBase.h

@@ -82,31 +82,38 @@ struct OSRE_EXPORT Skeleton {
 };
 
 struct VectorKey {
-    glm::vec3 mVector;
-    d32 mTime;
+    f32 Time;
+    glm::vec3 Value;
+
+    VectorKey() : Time(1.0f), Value(1) {
+        // empty
+    }
+
+    ~VectorKey() = default;
 };
 
+using VectorKeyArray = ::cppcore::TArray<VectorKey>;
+
 struct RotationKey {
     glm::vec4 mQuad;
     d32 mTime;
 };
 
-using VectorKeyArray = ::cppcore::TArray<VectorKey>;
 using RotationKeyArray = ::cppcore::TArray<RotationKey>;
 
-struct NodeAnimation {
-    VectorKeyArray mPositions;
-    VectorKeyArray mScalings;
-    RotationKeyArray mRotations;
-};
+struct VectorChannel {
+    size_t NumVectorKeys;
+    VectorKeyArray VectorKeys;
 
-struct AnimationTrack {
-    String mName;
-    double mDuration;
-    double mTicksPerSecond;
-    cppcore::TArray<NodeAnimation *> mNodeAnimations;
+    VectorChannel() : NumVectorKeys(0), VectorKeys() {
+        // empty
+    }
+
+    ~VectorChannel() = default;
 };
 
+using VectorChannelArray = ::cppcore::TArray<VectorChannel>;
+
 template <class T>
 struct AnimatorBase {
     void operator () ( T &out, const T &a, const T &b, f32 d ) const {
@@ -128,7 +135,6 @@ enum class TransformCommandType {
     Count
 };
 
-
 //-------------------------------------------------------------------------------------------------
 ///	@ingroup	Engine
 ///
@@ -139,7 +145,7 @@ class OSRE_EXPORT AnimationControllerBase {
 public:
     /// @brief  The class destructor, virtual.
     virtual ~AnimationControllerBase() = default;
-    
+
     /// @brief Will update the mouse input state.
     /// @param mis   The mouse input.
     virtual void getMouseUpdate(const App::MouseInputState &mis) = 0;

src/Engine/Animation/AnimatorComponent.cpp

@@ -0,0 +1,82 @@
+/*-----------------------------------------------------------------------------------------------
+The MIT License (MIT)
+
+Copyright (c) 2015-2024 OSRE ( Open Source Render Engine ) by Kim Kulling
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+the Software, and to permit persons to whom the Software is furnished to do so,
+subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+-----------------------------------------------------------------------------------------------*/
+#include "Animation/AnimatorComponent.h"
+
+namespace OSRE{
+namespace Animation {
+
+using namespace OSRE::App;
+
+AnimatorComponent::AnimatorComponent(Entity *owner, ComponentType type) :
+        Component(owner, type),
+        mAnimationTrackArray(),
+        mActiveTrack() {
+    // empty
+}
+
+AnimatorComponent::~AnimatorComponent() {
+    // empty
+}
+
+void AnimatorComponent::addTrack(AnimationTrack *track) {
+    if (track == nullptr) {
+        return;
+    }
+
+    mAnimationTrackArray.add(track);
+}
+
+AnimationTrack *AnimatorComponent::getTrackAt(size_t index) const {
+    if (index >= mAnimationTrackArray.size()) {
+        return nullptr;
+    }
+
+    return mAnimationTrackArray[index];
+}
+
+bool AnimatorComponent::selectTrack(size_t index) {
+    if (index >= mAnimationTrackArray.size()) {
+        return false;
+    }
+
+    mActiveTrack = index;
+
+    return true;
+}
+
+size_t AnimatorComponent::getActiveTrack() const {
+    return mActiveTrack;
+}
+
+bool AnimatorComponent::onUpdate(Time dt) {
+    return true;
+}
+
+bool AnimatorComponent::onRender(RenderBackend::RenderBackendService *renderBackendSrv) {
+    osre_assert(renderBackendSrv != nullptr);
+
+    return true;
+}
+
+} // namespace Animation
+} // namespace OSRE

src/Engine/Animation/AnimatorComponent.h

@@ -0,0 +1,74 @@
+/*-----------------------------------------------------------------------------------------------
+The MIT License (MIT)
+
+Copyright (c) 2015-2024 OSRE ( Open Source Render Engine ) by Kim Kulling
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+the Software, and to permit persons to whom the Software is furnished to do so,
+subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+-----------------------------------------------------------------------------------------------*/
+#pragma once
+
+#include "Common/osre_common.h"
+#include "Animation/AnimatorBase.h"
+#include "App/Component.h"
+
+namespace OSRE {
+namespace Animation {
+
+struct AnimationTrack {
+    f32 Duration;
+    f32 mTicksPerSecond;
+    size_t NumVectorChannels;
+    VectorChannel *VectorChannels;
+
+    AnimationTrack() :
+            Duration(1.0f), mTicksPerSecond(1.0f), NumVectorChannels(0l), VectorChannels(nullptr) {
+        // empty
+    }
+
+    ~AnimationTrack() {
+        delete [] VectorChannels;
+        VectorChannels = nullptr;
+    }
+};
+
+//-------------------------------------------------------------------------------------------------
+///	@ingroup	Engine
+///
+///	@brief Describes the base class for all components.
+//-------------------------------------------------------------------------------------------------
+class AnimatorComponent : public App::Component {
+public:
+    AnimatorComponent(App::Entity *owner, App::ComponentType type);
+    ~AnimatorComponent();
+    void addTrack(AnimationTrack *track);
+    AnimationTrack *getTrackAt(size_t index) const;
+    bool selectTrack(size_t index);
+    size_t getActiveTrack() const;
+
+protected:
+    bool onUpdate(Time dt) override;
+    bool onRender(RenderBackend::RenderBackendService *renderBackendSrv) override;
+
+private:
+    using AnimationTrackArray = cppcore::TArray<AnimationTrack*>;
+    AnimationTrackArray mAnimationTrackArray;
+    size_t mActiveTrack;
+};
+
+} // namespace Animation
+} // namespace OSRE

src/Engine/App/AssimpWrapper.cpp

@@ -216,24 +216,14 @@ Entity *AssimpWrapper::convertScene() {
     if (nullptr != mAssetContext.mScene->mRootNode) {
         importNode(mAssetContext.mScene->mRootNode, nullptr);
     }
-    AnimationMap animLookup;
-    if (nullptr != mAssetContext.mScene->mAnimations) {
-        cppcore::TArray<AnimationTrack> animationTracks;
-        animationTracks.resize(mAssetContext.mScene->mNumAnimations);
-        for (ui32 i = 0; i < mAssetContext.mScene->mNumAnimations; ++i) {
-            importAnimation(mAssetContext.mScene->mAnimations[i], animationTracks[i], animLookup);
-        }
-    }
 
+    importAnimations(mAssetContext.mScene);
+
     if (!mAssetContext.mMeshArray.isEmpty()) {
         RenderComponent *rc = (RenderComponent*) mAssetContext.mEntity->getComponent(ComponentType::RenderComponentType);
         rc->addStaticMeshArray(mAssetContext.mMeshArray);
     }
 
-    if (mAssetContext.mScene->hasSkeletons()) {
-        importSkeletons(*mAssetContext.mScene->mSkeletons, mAssetContext.mScene->mNumSkeletons);
-    }
-
     return mAssetContext.mEntity;
 }
 
@@ -535,35 +525,19 @@ void AssimpWrapper::importMaterial(aiMaterial *material) {
 
 using Bone2NodeMap = cppcore::THashMap<int, TransformComponent*>;
 
-void AssimpWrapper::importSkeletons( aiSkeleton *skeletons, size_t numSkeletons) {
-    if (numSkeletons == 0 || skeletons == nullptr) {
+void AssimpWrapper::importAnimations(const aiScene *scene) {
+    if (scene == nullptr) {
         return;
     }
-
-    Bone2NodeMap bone2NodeMap;
-    for (size_t skeletonIdx = 0; skeletonIdx < numSkeletons; ++skeletonIdx) {
-        aiSkeleton &currentSkeleton = skeletons[skeletonIdx];
-        for (size_t boneIdx = 0; boneIdx < currentSkeleton.mNumBones; ++boneIdx) {
-            aiSkeletonBone *bone = currentSkeleton.mBones[boneIdx];
-            if (bone == nullptr) {
-                continue;
-            }
-
-            aiMesh *mesh = bone->mMeshId;
-            if (mesh == nullptr) {
-                continue;
-            }
+
+    for (unsigned int i = 0; i < scene->mNumMeshes; ++i) {
+        const aiMesh *mesh = scene->mMeshes[i];
+        for (unsigned int n = 0; n < mesh->mNumBones; ++n) {
+            const aiBone *bone = mesh->mBones[n];
+            mAssetContext.mBone2NodeMap[bone->mName.data] = scene->mRootNode->FindNode(bone->mName);
         }
     }
 }
 
-void AssimpWrapper::importAnimation(aiAnimation *animation, AnimationTrack &currentAnimationTrack, AnimationMap &animLookup) {
-    if (nullptr == animation) {
-        return;
-    }
-
-    currentAnimationTrack.mName = animation->mName.C_Str();
-}
-
 } // namespace App
 } // namespace OSRE

src/Engine/App/AssimpWrapper.h

@@ -79,9 +79,6 @@ class OSRE_EXPORT AssimpWrapper {
     /// @brief Alias for bone to node relations.
     using Bone2NodeMap = std::map<const char *, const aiNode *>;
 
-    /// @brief Name to animation track relation alias.
-    using AnimationMap = std::map<const char*, Animation::AnimationTrack*>;
-
     /// @brief The class constructor.
     /// @param ids      The id container.
     /// @param world    The world to put the imported entity in.
@@ -112,11 +109,9 @@ class OSRE_EXPORT AssimpWrapper {
 protected:
     Entity *convertScene();
     void importMeshes( aiMesh **meshes, ui32 numMeshes );
-	//void importBones(aiMesh* mesh);
     void importNode( aiNode *node, TransformComponent *parent );
     void importMaterial( aiMaterial *material );
-    void importSkeletons(aiSkeleton *skeletons, size_t numSkeletons);
-    void importAnimation(aiAnimation *animation, Animation::AnimationTrack &currentAnimationTrack, AnimationMap &animLookup);
+    void importAnimations(const aiScene *scene);
     void optimizeVertexBuffer();
 
 private:

src/Engine/App/Component.cpp

@@ -109,7 +109,6 @@ bool LightComponent::onUpdate(Time) {
         return true;
     }
 
-
     return true;
 }