found fopen() bug, implemented workaroung

src/engine/include/loaders/md2_loader.hpp

@@ -83,8 +83,7 @@ public:
     MD2Loader();
     ~MD2Loader();
 
-    /** Returns frames count */
-    u32 load(MeshFrame *o_result, char *t_subpath, char *t_nameWithoutExtension, float t_scale, u8 t_invertT);
+    MeshFrame *load(u32 &o_framesCount, char *t_subpath, char *t_nameWithoutExtension, float t_scale, u8 t_invertT);
 
 private:
 };

src/engine/include/models/anim_state.hpp

@@ -18,6 +18,8 @@ typedef struct
 {
     u32 startFrame;
     u32 endFrame;
+    u32 stayFrame;
+    u8 isStayFrameSet;
     float speed;
     float interpolation;
     u32 animType;

src/engine/include/models/mesh.hpp

@@ -26,41 +26,17 @@ class Mesh
 {
 
 public:
-    Vector3 position, rotation;
-    u8 shouldBeLighted, shouldBeBackfaceCulled, shouldBeFrustumCulled;
-
-    float scale;
-    color_t color;
-
     Mesh();
     ~Mesh();
 
-    void loadObj(char *t_subfolder, char *t_objFile, Vector3 &t_initPos, float t_scale, u16 t_framesCount, u8 t_invertT);
-    // void setObj(Vector3 &t_initPos); // TODO
-    void loadDff(char *t_subfolder, char *t_dffFile, Vector3 &t_initPos, float t_scale, u8 t_invertT);
-    // void setDff(Vector3 &t_initPos, DffModel *t_dffModel);
-    void loadMD2(char *t_subfolder, char *t_md2File, Vector3 &t_initPos, float t_scale, u8 t_invertT);
-    void getMinMax(Vector3 *t_min, Vector3 *t_max);
-    void playAnimation(u32 t_startFrame, u32 t_endFrame);
-    u32 getVertexCount();
-    void setAnimSpeed(float t_value);
-    u8 isInFrustum(Plane *t_frustumPlanes);
+    Vector3 position, rotation;
+    float scale;
+    u8 shouldBeLighted, shouldBeBackfaceCulled, shouldBeFrustumCulled;
+    color_t color;
 
-    u8 isMd2Loaded, isObjLoaded, isSpecInitialized;
-    clutbuffer_t clut;
-    lod_t lod;
-    u32 id;
-    MeshTexture *textures;
-
-    // NOWE TODO
-
-    u16 framesCount;
-    MeshFrame *frames;
-    AnimState animState;
-    void animate();
-    u32 getDrawData(u32 t_materialIndex, VECTOR *o_vertices, VECTOR *o_normals, VECTOR *o_coordinates, Vector3 &t_cameraPos);
-    u32 getFacesCount();
-    u8 isMemoryAllocated;
+    // ----
+    // Getters
+    // ----
 
     /** Array of materials. Size of getMaterialsCount() */
     MeshMaterial *getMaterials() const { return frames[0].getMaterials(); };
@@ -76,15 +52,116 @@ public:
      */
     MeshMaterial *getMaterialById(const u32 &t_id) const { return frames[0].getMaterialById(t_id); }
 
+    /** Returns bounding box vertex at given index with added mesh position.
+     * @param o_result Result
+     * @param offset 0-7. Because, bounding box have 8 corners
+     */
+    void getCurrentBoundingBoxVertex(Vector3 &o_result, const u32 &t_index);
+
+    // ----
+    //  Setters
+    // ----
+
+    // ----
+    //  Other
+    // ----
+
+    /** 
+     * Load mesh data from .obj files. Animation not supported.
+     * Be aware that texture names will be grabbed from material name.
+     * So no .mtl file is needed. Please check if material names in .obj file
+     * are equal to texture file names.
+     * @param t_subfolder Relative path. Example "meshes/blocks"
+     * @param t_objFile File name without extension. Example "sand"
+     * @param t_scale Scale. For 1:1, type 1.0F
+     * @param t_framesCount Amount of frames. 
+     * Example: 2.
+     * Searched files: sand_000001.obj, sand_000002.obj
+     * @param t_invertT Sometimes textures are in UV format, in this case, invertT should be set to true.
+     * Converts Y coordinate texture from Y to 1.0F - Y
+     */
+    void loadObj(char *t_subfolder, char *t_objFile, const float &t_scale, const u32 &t_framesCount, const u8 &t_invertT);
+
+    /** 
+     * Load mesh data from .obj file. Animation supported.
+     * Be aware that texture names will be grabbed from material name.
+     * So no .mtl file is needed. Please check if material names in .obj file
+     * are equal to texture file names.
+     * @param t_subfolder Relative path. Example "meshes/blocks"
+     * @param t_objFile File name without extension. Example "sand"
+     * @param t_scale Scale. For 1:1, type 1.0F
+     * @param t_invertT Sometimes textures are in UV format, in this case, invertT should be set to true.
+     * Converts Y coordinate texture from Y to 1.0F - Y
+     */
+    void loadObj(char *t_subfolder, char *t_objFile, const float &t_scale, const u8 &t_invertT);
+
+    /** 
+     * Load mesh data from RenderWare .dff file. Animation not supported
+     * @param t_subfolder Relative path. Example "meshes/blocks"
+     * @param t_objFile File name without extension. Example "sand"
+     * @param t_scale Scale. For 1:1, type 1.0F
+     * @param t_invertT Sometimes textures are in UV format, in this case, invertT should be set to true.
+     * Converts Y coordinate texture from Y to 1.0F - Y
+     */
+    void loadDff(char *t_subfolder, char *t_dffFile, const float &t_scale, const u8 &t_invertT);
+
+    /** 
+     * Load mesh data from Quake II .md2 file. Animation supported.
+     * @param t_subfolder Relative path. Example "meshes/blocks"
+     * @param t_objFile File name without extension. Example "sand"
+     * @param t_scale Scale. For 1:1, type 1.0F
+     * @param t_invertT Sometimes textures are in UV format, in this case, invertT should be set to true.
+     * Converts Y coordinate texture from Y to 1.0F - Y
+     */
+    void loadMD2(char *t_subfolder, char *t_md2File, const float &t_scale, const u8 &t_invertT);
+
+    /** Copy by reference mesh data from other mesh */
+    void loadFrom(const Mesh &t_mesh);
+
+    /** Check if are there any frames */
+    u8 isDataLoaded() const { return framesCount > 0; };
+
+    /** Loop in one frame */
+    void playAnimation(const u32 &t_frame) { playAnimation(t_frame, t_frame); }
+
+    /** Play animation in loop from startFrame to endFrame */
+    void playAnimation(const u32 &t_startFrame, const u32 &t_endFrame);
+
+    /** Play animation from startFrame to endFrame and after loop in stayFrame */
+    void playAnimation(const u32 &t_startFrame, const u32 &t_endFrame, const u32 &t_stayFrame);
+
+    /** 
+     * Check if this class loaded mesh data first.
+     * Meshes which use loadFrom() method have false there.
+    */
+    const u8 &isMother() const { return _isMother; };
+
+    // TODO
+
+    // void getMinMax(Vector3 *t_min, Vector3 *t_max);
+    u32 getVertexCount();
+    void setAnimSpeed(float t_value);
+    u8 isInFrustum(Plane *t_frustumPlanes);
+
+    clutbuffer_t clut;
+    lod_t lod;
+    u32 id;
+
+    // NOWE TODO
+
+    u32 framesCount;
+    MeshFrame *frames;
+    AnimState animState;
+    void animate();
+    u32 getDrawData(u32 t_materialIndex, VECTOR *o_vertices, VECTOR *o_normals, VECTOR *o_coordinates, Vector3 &t_cameraPos);
+    u32 getFacesCount();
+    u8 isMemoryAllocated;
+
 private:
+    u8 _isMother;
     Vector3 calc3Vectors[3];
     void setupLodAndClut();
-    void setDefaultWrapSettings(texwrap_t &t_wrapSettings);
-    u32 verticesCount;
-    Vector3 *vertices;
-    void setVerticesReference(u32 t_verticesCount, Vector3 *t_verticesRef);
     void setDefaultColor();
-    void getFarthestVertex(Vector3 *o_result, int t_offset);
 };
 
 #endif

src/engine/loaders/dff_loader.cpp

@@ -54,11 +54,11 @@ void DffLoader::load(MeshFrame *o_result, char *t_filename, float t_scale, u8 t_
     PRINT_LOG("Dff file loaded!");
 }
 
-void DffLoader::convert(MeshFrame *frames, RwClump &t_clump, u8 t_invertT)
+void DffLoader::convert(MeshFrame *o_result, RwClump &t_clump, u8 t_invertT)
 {
 #define GEOMETRY t_clump.geometryList.geometries[0]
 
-    MeshFrame *frame = &frames[0];
+    MeshFrame *frame = &o_result[0];
     u32 vertNormalStCount = GEOMETRY.data.dataHeader.vertexCount;
     frame->allocateVertices(vertNormalStCount);
     frame->allocateNormals(vertNormalStCount); // can be optimized
@@ -103,6 +103,8 @@ void DffLoader::convert(MeshFrame *frames, RwClump &t_clump, u8 t_invertT)
             frame->getMaterial(i).setSTFace(j, CURR_SPLIT.vertexInformation[j].vertex1);
         }
     }
+
+    frame->calculateBoundingBox();
 }
 
 void DffLoader::serialize(RwClump &t_clump, u8 *t_data, float t_scale)

src/engine/loaders/md2_loader.cpp

@@ -16,7 +16,6 @@
 #include "../include/models/math/vector3.hpp"
 #include "../include/models/math/point.hpp"
 #include <string.h>
-#include <iosfwd>
 
 // ----
 // Constructors/Destructors
@@ -30,25 +29,33 @@ MD2Loader::~MD2Loader() {}
 // Methods
 // ----
 
-/** Load, parse .obj file and load data into given MeshSpec */
-u32 MD2Loader::load(MeshFrame *o_result, char *t_subpath, char *t_nameWithoutExtension, float t_scale, u8 t_invertT)
+int MEM_fread(char *buf, size_t size, size_t n, const FILE *f)
+{
+    memcpy(buf, f, size * n);
+    f += size * n;
+    return n;
+}
+
+/** 
+ * Sandro: Possible PS2SDK bug here? 
+ * When I wanted to fopen() -> fread() -> allocate frames memory (vertices etc) -> fclose() = I had in about 10x errors in console
+ * When I did fopen() -> fread() -> fclose() -> allocate frames memory = I had no errors 🤨
+ * It looks like memory allocation during fopen()-fread()-fclose() is broken.
+ */
+MeshFrame *MD2Loader::load(u32 &o_framesCount, char *t_subpath, char *t_nameWithoutExtension, float t_scale, u8 t_invertT)
 {
     PRINT_LOG("Loading new MD2 file");
     char *part1 = String::createConcatenated(t_subpath, t_nameWithoutExtension);
     char *finalPath = String::createConcatenated(part1, ".md2"); // "folder/object.md2"
     delete[] part1;
-
-    PRINT_LOG("Loading new MD2 file");
-    md2_t header; // md2 header
-
-    char *buffer; // buffer storing frame data
+    md2_t header;
 
     FILE *file = fopen(finalPath, "rb");
 
     if (file == NULL)
     {
         PRINT_ERR("Failed to load .md2 file!");
-        return 0;
+        return NULL;
     }
 
     fread((char *)&header, sizeof(md2_t), 1, file);
@@ -56,7 +63,7 @@ u32 MD2Loader::load(MeshFrame *o_result, char *t_subpath, char *t_nameWithoutExt
     if ((header.ident != MD2_IDENT) && (header.version != MD2_VERSION))
     {
         PRINT_ERR("This MD2 file was not in correct format!");
-        return 0;
+        return NULL;
     }
 
     u32 framesCount = header.num_frames;
@@ -64,87 +71,82 @@ u32 MD2Loader::load(MeshFrame *o_result, char *t_subpath, char *t_nameWithoutExt
     u32 stsCount = header.num_st;
     u32 trianglesCount = header.num_tris;
 
-    // o_result = new MeshFrame[framesCount];
-
-    buffer = new char[framesCount * header.framesize];
+    char framesBuffer[framesCount * header.framesize];
     fseek(file, header.ofs_frames, SEEK_SET);
-    fread((char *)buffer, framesCount * header.framesize, 1, file);
+    fread(&framesBuffer, framesCount * header.framesize, 1, file);
 
-    frame_t *frame; // temporary vars
+    char stsBuffer[stsCount * sizeof(texCoord_t)];
+    fseek(file, header.ofs_st, SEEK_SET);
+    fread(&stsBuffer, stsCount * sizeof(texCoord_t), 1, file);
+
+    char trianglesBuffer[trianglesCount * sizeof(triangle_t)];
+    fseek(file, header.ofs_tris, SEEK_SET);
+    fread(&trianglesBuffer, trianglesCount * sizeof(triangle_t), 1, file);
+
+    fclose(file);
+
+    MeshFrame *resultFrames = new MeshFrame[26];
+
+    frame_t *frame;
     Vector3 tempVec = Vector3();
-
     for (u32 j = 0; j < framesCount; j++)
     {
-        o_result[j].allocateVertices(vertexCount);
-        o_result[j].allocateNormals(vertexCount); // can be optimized
-        o_result[j].allocateSTs(stsCount);
-        o_result[j].allocateMaterials(1);
-        printf("Materials count:%d\n", o_result[j].getMaterialsCount());
-        o_result[j].getMaterial(0).allocateFaces(trianglesCount * 3);
-        o_result[j].getMaterial(0).setName(t_nameWithoutExtension);
-
-        frame = (frame_t *)&buffer[header.framesize * j];
-
+        resultFrames[j].allocateVertices(vertexCount);
+        resultFrames[j].allocateNormals(vertexCount); // can be optimized
+        resultFrames[j].allocateSTs(stsCount);
+        resultFrames[j].allocateMaterials(1);
+        resultFrames[j].getMaterial(0).allocateFaces(trianglesCount * 3);
+        resultFrames[j].getMaterial(0).setName(t_nameWithoutExtension);
+        frame = (frame_t *)&framesBuffer[header.framesize * j];
         for (u32 i = 0; i < vertexCount; i++)
         {
             tempVec.set(
                 ((frame->verts[i].v[0] * frame->scale[0]) + frame->translate[0]) * t_scale,
                 ((frame->verts[i].v[1] * frame->scale[1]) + frame->translate[1]) * t_scale,
                 ((frame->verts[i].v[2] * frame->scale[2]) + frame->translate[2]) * t_scale);
-            o_result[j].setVertex(i, tempVec);
+            resultFrames[j].setVertex(i, tempVec);
 
             tempVec.set(
                 ANORMS[frame->verts[i].lightnormalindex][0],
                 ANORMS[frame->verts[i].lightnormalindex][1],
                 ANORMS[frame->verts[i].lightnormalindex][2]);
-            o_result[j].setNormal(i, tempVec);
+            resultFrames[j].setNormal(i, tempVec);
         }
     }
-    delete[] buffer;
-
-    buffer = new char[stsCount * sizeof(texCoord_t)];
-    fseek(file, header.ofs_st, SEEK_SET);
-    fread((char *)buffer, stsCount * sizeof(texCoord_t), 1, file);
 
     Point tempPoint = Point();
     texCoord_t *texCoord;
     for (u32 i = 0; i < stsCount; i++)
     {
-        texCoord = (texCoord_t *)&buffer[sizeof(texCoord_t) * i];
+        texCoord = (texCoord_t *)&stsBuffer[sizeof(texCoord_t) * i];
         tempPoint.set(
             (float)texCoord->s / header.skinwidth,
             (float)texCoord->t / header.skinheight);
         if (t_invertT)
             tempPoint.y = 1.0F - tempPoint.y;
         for (u32 j = 0; j < framesCount; j++)
-            o_result[j].setST(i, tempPoint);
+            resultFrames[j].setST(i, tempPoint);
     }
-    delete[] buffer;
 
-    buffer = new char[trianglesCount * sizeof(triangle_t)];
-    fseek(file, header.ofs_tris, SEEK_SET);
-    fread((char *)buffer, trianglesCount * sizeof(triangle_t), 1, file);
-
-    triangle_t *triangle; // temporary var
-    // vertex array initialization
+    triangle_t *triangle;
     for (u32 i = 0; i < trianglesCount; i++)
     {
-        triangle = (triangle_t *)&buffer[sizeof(triangle_t) * i];
+        triangle = (triangle_t *)&trianglesBuffer[sizeof(triangle_t) * i];
         for (u8 j = 0; j < 3; j++)
         {
             for (u32 x = 0; x < framesCount; x++)
             {
-                o_result[x].getMaterial(0).setVertexFace((i * 3) + j, triangle->index_xyz[j]);
-                o_result[x].getMaterial(0).setSTFace((i * 3) + j, triangle->index_st[j]);
-                o_result[x].getMaterial(0).setNormalFace((i * 3) + j, triangle->index_xyz[j]);
+                resultFrames[x].getMaterial(0).setVertexFace((i * 3) + j, triangle->index_xyz[j]);
+                resultFrames[x].getMaterial(0).setSTFace((i * 3) + j, triangle->index_st[j]);
+                resultFrames[x].getMaterial(0).setNormalFace((i * 3) + j, triangle->index_xyz[j]);
             }
         }
     }
-    delete[] buffer;
 
-    fclose(file);
     PRINT_LOG("MD2 file loaded!");
-
     delete[] finalPath;
-    return framesCount;
+    o_framesCount = framesCount;
+    for (u32 i = 0; i < framesCount; i++)
+        resultFrames[i].calculateBoundingBox();
+    return resultFrames;
 }

src/engine/models/mesh.cpp

@@ -27,9 +27,6 @@ Mesh::Mesh()
     shouldBeFrustumCulled = true;
     shouldBeBackfaceCulled = false;
     shouldBeLighted = false;
-    isMd2Loaded = false;
-    isObjLoaded = false;
-    isSpecInitialized = false;
     id = rand() % 1000000;
     scale = 1.0F;
     framesCount = 0;
@@ -38,20 +35,128 @@ Mesh::Mesh()
     animState.interpolation = 0.0F;
     animState.animType = 0;
     animState.currentFrame = 0;
+    animState.stayFrame = 0;
+    animState.isStayFrameSet = false;
     animState.nextFrame = 0;
     animState.speed = 0.1F;
-    // filename = String::createWithoutExtension(t_objFile);
+    _isMother = false;
+    setDefaultColor();
 }
 
 Mesh::~Mesh()
 {
-    // TODO
+    if (_isMother)
+        delete[] frames;
 }
 
 // ----
 // Methods
 // ----
 
+void Mesh::loadObj(char *t_subfolder, char *t_objFile, const float &t_scale, const u8 &t_invertT)
+{
+    ObjLoader loader = ObjLoader();
+    framesCount = 1;
+    frames = new MeshFrame[framesCount];
+    char *part1 = String::createConcatenated(t_subfolder, t_objFile); // "folder/object"
+    char *finalPath = String::createConcatenated(part1, ".obj");      // "folder/object.obj"
+    loader.load(&frames[0], finalPath, t_scale, t_invertT);
+    delete[] part1;
+    delete[] finalPath;
+    _isMother = true;
+}
+
+void Mesh::loadObj(char *t_subfolder, char *t_objFile, const float &t_scale, const u32 &t_framesCount, const u8 &t_invertT)
+{
+    if (t_framesCount == 0)
+        PRINT_ERR("Frames count cannot be 0!");
+    else if (t_framesCount == 1)
+        loadObj(t_subfolder, t_objFile, t_scale, t_invertT);
+    else
+    {
+        ObjLoader loader = ObjLoader();
+        framesCount = t_framesCount;
+        frames = new MeshFrame[framesCount];
+        char *part1 = String::createConcatenated(t_subfolder, t_objFile); // "folder/object"
+        char *part2 = String::createConcatenated(part1, "_");             // "folder/object_"
+        for (u32 i = 0; i < framesCount; i++)
+        {
+            char *part3 = String::createU32ToString(i + 1);              // 0 -> "1"
+            char *part4 = String::createWithLeadingZeros(part3);         // "000001"
+            char *part5 = String::createConcatenated(part2, part4);      // "folder/object_000001"
+            char *finalPath = String::createConcatenated(part5, ".obj"); // "folder/object_000001.obj"
+            loader.load(&frames[i], finalPath, t_scale, t_invertT);
+            delete[] part3;
+            delete[] part4;
+            delete[] part5;
+            delete[] finalPath;
+        }
+        delete[] part2;
+        delete[] part1;
+        _isMother = true;
+    }
+}
+
+void Mesh::loadDff(char *t_subfolder, char *t_dffFile, const float &t_scale, const u8 &t_invertT)
+{
+    DffLoader loader = DffLoader();
+    char *part1 = String::createConcatenated(t_subfolder, t_dffFile);
+    char *dffPath = String::createConcatenated(part1, ".dff");
+    framesCount = 1;
+    frames = new MeshFrame[1];
+    loader.load(frames, dffPath, t_scale, t_invertT);
+    delete[] part1;
+    delete[] dffPath;
+    _isMother = true;
+}
+
+void Mesh::loadMD2(char *t_subfolder, char *t_md2File, const float &t_scale, const u8 &t_invertT)
+{
+    MD2Loader loader = MD2Loader();
+    frames = loader.load(framesCount, t_subfolder, t_md2File, t_scale, t_invertT);
+    _isMother = true;
+}
+
+void Mesh::loadFrom(const Mesh &t_mesh)
+{
+    frames = t_mesh.frames;
+    framesCount = t_mesh.framesCount;
+}
+
+void Mesh::playAnimation(const u32 &t_startFrame, const u32 &t_endFrame)
+{
+    if (framesCount > 1)
+    {
+        if (t_endFrame >= framesCount)
+            PRINT_ERR("End frame value is too high. Valid range: (0, getFramesCount()-1)");
+        animState.startFrame = t_startFrame;
+        animState.endFrame = t_endFrame;
+        animState.nextFrame = t_startFrame;
+    }
+    else if (framesCount == 0)
+        PRINT_ERR("Cant play animation, because no mesh data was loaded!");
+    else if (framesCount == 1)
+        PRINT_ERR("Cant play animation, because this mesh have only one frame.");
+}
+
+void Mesh::playAnimation(const u32 &t_startFrame, const u32 &t_endFrame, const u32 &t_stayFrame)
+{
+    if (framesCount > 1)
+    {
+        if (t_endFrame >= framesCount)
+            PRINT_ERR("End frame value is too high. Valid range: (0, getFramesCount()-1)");
+        animState.startFrame = t_startFrame;
+        animState.endFrame = t_endFrame;
+        animState.isStayFrameSet = true;
+        animState.stayFrame = t_stayFrame;
+        animState.nextFrame = t_startFrame;
+    }
+    else if (framesCount == 0)
+        PRINT_ERR("Cant play animation, because no mesh data was loaded!");
+    else if (framesCount == 1)
+        PRINT_ERR("Cant play animation, because this mesh have only one frame.");
+}
+
 u32 Mesh::getFacesCount()
 {
     u32 result = 0; // TODO
@@ -68,25 +173,32 @@ void Mesh::animate()
         animState.interpolation = 0.0F;
         animState.currentFrame = animState.nextFrame;
         if (++animState.nextFrame > animState.endFrame)
-            animState.nextFrame = animState.startFrame;
+        {
+            if (animState.isStayFrameSet)
+            {
+                animState.isStayFrameSet = false;
+                animState.nextFrame = animState.stayFrame;
+                animState.startFrame = animState.stayFrame;
+                animState.endFrame = animState.stayFrame;
+            }
+            else
+                animState.nextFrame = animState.startFrame;
+        }
     }
 }
 
 u32 Mesh::getDrawData(u32 t_materialIndex, VECTOR *o_vertices, VECTOR *o_normals, VECTOR *o_coordinates, Vector3 &t_cameraPos)
 {
-    if (!frames)
-        PRINT_ERR("Can't draw, because no mesh data was loaded!");
 #define CURR_FRAME frames[animState.currentFrame]
 #define NEXT_FRAME frames[animState.nextFrame]
 #define MATERIAL CURR_FRAME.getMaterial(t_materialIndex)
 #define CURR_VERT CURR_FRAME.getVertex(MATERIAL.getVertexFace(matI + vertI))
 #define NEXT_VERT NEXT_FRAME.getVertex(MATERIAL.getVertexFace(matI + vertI))
     u32 addedFaces = 0;
-
     for (u32 matI = 0; matI < MATERIAL.getFacesCount(); matI += 3)
     {
         for (u32 vertI = 0; vertI < 3; vertI++)
-            if (animState.startFrame != animState.endFrame)
+            if (animState.currentFrame != animState.nextFrame)
                 calc3Vectors[vertI].setByLerp(CURR_VERT, NEXT_VERT, animState.interpolation, scale);
 
         if (!shouldBeBackfaceCulled ||
@@ -95,7 +207,7 @@ u32 Mesh::getDrawData(u32 t_materialIndex, VECTOR *o_vertices, VECTOR *o_normals
             for (u32 vertI = 0; vertI < 3; vertI++)
             {
 
-                if (animState.startFrame == animState.endFrame)
+                if (animState.currentFrame == animState.nextFrame)
                 {
                     o_vertices[addedFaces][0] = CURR_FRAME.getVertex(MATERIAL.getVertexFace(matI + vertI)).x;
                     o_vertices[addedFaces][1] = CURR_FRAME.getVertex(MATERIAL.getVertexFace(matI + vertI)).y;
@@ -123,68 +235,11 @@ u32 Mesh::getDrawData(u32 t_materialIndex, VECTOR *o_vertices, VECTOR *o_normals
     return addedFaces;
 }
 
-void Mesh::loadDff(char *t_subfolder, char *t_dffFile, Vector3 &t_initPos, float t_scale, u8 t_invertT)
-{
-    DffLoader loader = DffLoader();
-    char *dffPath = String::createConcatenated(t_subfolder, t_dffFile);
-    framesCount = 1;
-    frames = new MeshFrame[1];
-    loader.load(frames, dffPath, t_scale, t_invertT);
-    delete[] dffPath;
-    position = t_initPos;
-    setVerticesReference(getFacesCount(), frames[0].getVertices());
-    setDefaultColor();
-    isObjLoaded = true;
-}
-
-void Mesh::loadObj(char *t_subfolder, char *t_objFile, Vector3 &t_initPos, float t_scale, u16 t_framesCount, u8 t_invertT)
-{
-    ObjLoader loader = ObjLoader();
-    framesCount = t_framesCount;
-    frames = new MeshFrame[framesCount];
-    char *part1 = String::createConcatenated(t_subfolder, t_objFile); // "folder/object"
-    if (framesCount == 1)
-    {
-        char *finalPath = String::createConcatenated(part1, ".obj"); // "folder/object.obj"
-        loader.load(&frames[0], finalPath, t_scale, t_invertT);
-        delete[] finalPath;
-    }
-    else
-    {
-        char *part2 = String::createConcatenated(part1, "_"); // "folder/object_"
-        for (u16 i = 0; i < framesCount; i++)
-        {
-            char *part3 = String::createU32ToString(i + 1);              // 0 -> "1"
-            char *part4 = String::createWithLeadingZeros(part3);         // "000001"
-            char *part5 = String::createConcatenated(part2, part4);      // "folder/object_000001"
-            char *finalPath = String::createConcatenated(part5, ".obj"); // "folder/object_000001.obj"
-            loader.load(&frames[i], finalPath, t_scale, t_invertT);
-            delete[] part3;
-            delete[] part4;
-            delete[] part5;
-            delete[] finalPath;
-        }
-        delete[] part2;
-    }
-    delete[] part1;
-
-    position = t_initPos;
-    setVerticesReference(getFacesCount(), frames[0].getVertices());
-    setDefaultColor();
-    isObjLoaded = true;
-}
-
 void Mesh::setAnimSpeed(float t_value)
 {
     animState.speed = t_value;
 }
 
-void Mesh::setVerticesReference(u32 t_verticesCount, Vector3 *t_verticesRef)
-{
-    verticesCount = t_verticesCount;
-    vertices = t_verticesRef;
-}
-
 u32 Mesh::getVertexCount()
 {
     if (framesCount > 0)
@@ -196,30 +251,6 @@ u32 Mesh::getVertexCount()
     }
 }
 
-void Mesh::setDefaultWrapSettings(texwrap_t &t_wrapSettings)
-{
-    // t_wrapSettings.horizontal = WRAP_REPEAT;
-    // t_wrapSettings.vertical = WRAP_REPEAT;
-    // t_wrapSettings.maxu = 0;
-    // t_wrapSettings.maxv = 0;
-    // t_wrapSettings.minu = 0;
-    // t_wrapSettings.minv = 0;
-}
-
-/** Set object position and specification 
- * @param t_md2File without extension
-*/
-void Mesh::loadMD2(char *t_subfolder, char *t_md2File, Vector3 &t_initPos, float t_scale, u8 t_invertT)
-{
-    MD2Loader loader = MD2Loader();
-    frames = new MeshFrame[26];
-    framesCount = loader.load(frames, t_subfolder, t_md2File, t_scale, t_invertT);
-    position = t_initPos;
-    setVerticesReference(getFacesCount(), frames[0].getVertices());
-    setDefaultColor();
-    isObjLoaded = true;
-}
-
 /** Set's default object color + no transparency */
 void Mesh::setDefaultColor()
 {
@@ -231,61 +262,43 @@ void Mesh::setDefaultColor()
 }
 
 /** Calculates minimum and maximum X, Y, Z of this 3D objects vertices + current position */
-void Mesh::getMinMax(Vector3 *t_min, Vector3 *t_max)
+// void Mesh::getMinMax(Vector3 *t_min, Vector3 *t_max)
+// {
+//     Vector3 calc = Vector3();
+//     u8 isInitialized = 0;
+//     for (u32 i = 0; i < 8; i++)
+//     {
+//         getFarthestVertex(&calc, i);
+//         if (isInitialized == 0)
+//         {
+//             isInitialized = 1;
+//             t_min->set(calc);
+//             t_max->set(calc);
+//         }
+
+//         if (t_min->x > calc.x)
+//             t_min->x = calc.x;
+//         if (calc.x > t_max->x)
+//             t_max->x = calc.x;
+
+//         if (t_min->y > calc.y)
+//             t_min->y = calc.y;
+//         if (calc.y > t_max->y)
+//             t_max->y = calc.y;
+
+//         if (t_min->z > calc.z)
+//             t_min->z = calc.z;
+//         if (calc.z > t_max->z)
+//             t_max->z = calc.z;
+//     }
+// }
+
+void Mesh::getCurrentBoundingBoxVertex(Vector3 &o_result, const u32 &t_index)
 {
-    Vector3 calc = Vector3();
-    u8 isInitialized = 0;
-    for (u32 i = 0; i < 8; i++)
-    {
-        getFarthestVertex(&calc, i);
-        if (isInitialized == 0)
-        {
-            isInitialized = 1;
-            t_min->set(calc);
-            t_max->set(calc);
-        }
-
-        if (t_min->x > calc.x)
-            t_min->x = calc.x;
-        if (calc.x > t_max->x)
-            t_max->x = calc.x;
-
-        if (t_min->y > calc.y)
-            t_min->y = calc.y;
-        if (calc.y > t_max->y)
-            t_max->y = calc.y;
-
-        if (t_min->z > calc.z)
-            t_min->z = calc.z;
-        if (calc.z > t_max->z)
-            t_max->z = calc.z;
-    }
-}
-
-void Mesh::playAnimation(u32 t_startFrame, u32 t_endFrame)
-{
-    if (framesCount > 1)
-    {
-        if (t_endFrame >= framesCount)
-            PRINT_ERR("End frame value is too high. Valid range: (0, getFramesCount()-1)");
-        animState.startFrame = t_startFrame;
-        animState.endFrame = t_endFrame;
-    }
-    else if (framesCount == 0)
-        PRINT_ERR("Cant play animation, because no mesh data was loaded!");
-    else if (framesCount == 1)
-        PRINT_ERR("Cant play animation, because this mesh have only one frame.");
-}
-
-/** Returns next farthest vertex of 3D object
- * @param offset Max 8 (because, box have 8 corners)
- */
-void Mesh::getFarthestVertex(Vector3 *o_result, int t_offset)
-{
-    // TODO current frame
-    o_result->x = frames[animState.currentFrame].getBoundingBox(t_offset).x + position.x;
-    o_result->y = frames[animState.currentFrame].getBoundingBox(t_offset).y + position.y;
-    o_result->z = frames[animState.currentFrame].getBoundingBox(t_offset).z + position.z;
+    o_result.set(
+        frames[animState.currentFrame].getBoundingBox(t_index).x + position.x,
+        frames[animState.currentFrame].getBoundingBox(t_index).y + position.y,
+        frames[animState.currentFrame].getBoundingBox(t_index).z + position.z);
 }
 
 /** Sets texture level of details settings and CLUT settings */
@@ -322,7 +335,7 @@ u8 Mesh::isInFrustum(Plane *t_frustumPlanes)
         // both inside and out of the frustum
         for (int y = 0; y < 8 && (boxIn == 0 || boxOut == 0); y++)
         {
-            getFarthestVertex(&boxCalcTemp, y);
+            getCurrentBoundingBoxVertex(boxCalcTemp, y);
             if (t_frustumPlanes[i].distanceTo(boxCalcTemp) < 0)
                 boxOut++;
             else

src/engine/models/mesh_frame.cpp

@@ -95,7 +95,7 @@ void MeshFrame::calculateBoundingBox()
 {
     if (!_areVerticesAllocated)
     {
-        PRINT_ERR("Can't calculate bounding box, because vertices was not allocated!");
+        PRINT_ERR("Can't calculate bounding box, because vertices were not allocated!");
         return;
     }
     float lowX, lowY, lowZ, hiX, hiY, hiZ;

src/engine/modules/renderer.cpp

@@ -206,27 +206,20 @@ void Renderer::draw(Mesh *t_mesh, LightBulb *t_bulbs, u16 t_bulbsCount)
 {
     beginFrameIfNeeded();
     // TODO VU1 send single list here
-    if (!t_mesh->isObjLoaded && !t_mesh->isMd2Loaded)
-        return;
+    if (!t_mesh->isDataLoaded())
+        PRINT_ERR("Can't draw, because no mesh data was loaded!");
+
     u32 vertCount = t_mesh->getVertexCount();
     VECTOR *vertices = new VECTOR[vertCount];
     VECTOR *normals = new VECTOR[vertCount];
     VECTOR *coordinates = new VECTOR[vertCount];
-    if (t_mesh->isObjLoaded)
+
+    if (t_mesh->animState.currentFrame != t_mesh->animState.nextFrame)
+        t_mesh->animate();
+    for (u32 i = 0; i < t_mesh->getMaterialsCount(); i++)
     {
-        if (t_mesh->animState.startFrame != t_mesh->animState.endFrame)
-            t_mesh->animate();
-        for (u32 i = 0; i < t_mesh->getMaterialsCount(); i++)
-        {
-            changeTexture(t_mesh, t_mesh->getMaterial(i).getId());
-            vertCount = t_mesh->getDrawData(i, vertices, normals, coordinates, *renderData.cameraPosition);
-            vifSender->drawMesh(&renderData, perspective, vertCount, vertices, normals, coordinates, t_mesh, t_bulbs, t_bulbsCount, &textureBuffer);
-        }
-    }
-    else if (t_mesh->isMd2Loaded)
-    {
-        changeTexture(t_mesh, 0);
-        vertCount = t_mesh->getDrawData(0, vertices, normals, coordinates, *renderData.cameraPosition);
+        changeTexture(t_mesh, t_mesh->getMaterial(i).getId());
+        vertCount = t_mesh->getDrawData(i, vertices, normals, coordinates, *renderData.cameraPosition);
         vifSender->drawMesh(&renderData, perspective, vertCount, vertices, normals, coordinates, t_mesh, t_bulbs, t_bulbsCount, &textureBuffer);
     }
     delete[] vertices;