frustum check refactor

engine/inc/renderer/core/3d/bbox/core_bbox.hpp

@@ -15,6 +15,7 @@
 #include "./core_bbox_frustum.hpp"
 #include "math/m4x4.hpp"
 #include "math/plane.hpp"
+#include <array>
 
 namespace Tyra {
 
@@ -29,6 +30,7 @@ class CoreBBox {
   explicit CoreBBox(CoreBBox** t_bboxes, const u32& count);
   explicit CoreBBox(const std::vector<CoreBBox>& t_bboxes,
                     const u32& startIndex, const u32& stopIndex);
+  explicit CoreBBox(const CoreBBox& t_bbox, const M4x4& t_matrix);
 
   static CoreBBox create(const Vec4& center, const float& size);
 
@@ -55,16 +57,34 @@ class CoreBBox {
   void print(const std::string& name) const { print(name.c_str()); }
   std::string getPrint(const char* name = nullptr) const;
 
+  /** Get new transformed BBox by model matrix */
+  CoreBBox getTransformed(const M4x4& t_matrix) const;
+
+  /**
+   * @brief Check if bbox is in/partially/outside view frustum
+   *
+   * @param frustumPlanes Available in
+   * engine.renderer.core.renderer3D.frustumPlanes
+   * @param model Model matrix if you want to fix bbox by model matrix
+   * @param margins Optional margins
+   */
+  CoreBBoxFrustum frustumCheck(const Plane* frustumPlanes, const M4x4& model,
+                               const float* margins = nullptr) const;
+  CoreBBoxFrustum frustumCheck(const Plane* frustumPlanes,
+                               const float* margins = nullptr) const;
+
   /**
    * @brief Check if bbox is in view frustum
    *
    * @param frustumPlanes Available in
    * engine.renderer.core.renderer3D.frustumPlanes
-   * @param model Model matrix
+   * @param model Model matrix if you want to fix bbox by model matrix
-   * @param margins Optional margins
    */
-  CoreBBoxFrustum isInFrustum(const Plane* frustumPlanes, const M4x4& model,
+  bool isInFrustum(const Plane* frustumPlanes, const M4x4& model) const;
-                              const float* margins = nullptr) const;
+  bool isInFrustum(const Plane* frustumPlanes) const;
+
+ private:
+  static std::array<Vec4, 8> frustumCheckVertices;
 };
 
 }  // namespace Tyra

engine/inc/renderer/core/3d/bbox/render_bbox.hpp

@@ -24,9 +24,13 @@ class RenderBBox : public CoreBBox {
   explicit RenderBBox(CoreBBox** t_bboxes, const u32& count);
   explicit RenderBBox(const std::vector<CoreBBox>& t_bboxes,
                       const u32& startIndex, const u32& stopIndex);
+  explicit RenderBBox(const RenderBBox& t_bbox, const M4x4& t_matrix);
 
-  CoreBBoxFrustum clipIsInFrustum(const Plane* frustumPlanes,
+  CoreBBoxFrustum clipFrustumCheck(const Plane* frustumPlanes,
                                    const M4x4& model) const;
+
+  /** Get new transformed BBox by model matrix */
+  RenderBBox getTransformed(const M4x4& t_matrix) const;
 };
 
 }  // namespace Tyra

engine/src/renderer/3d/bbox/bbox.cpp

@@ -27,11 +27,8 @@ BBox::BBox(Vec4* t_vertices, u32* faces, u32 count)
 
 BBox::BBox(const BBox& t_bbox) : CoreBBox(t_bbox) { setData(); }
 
-BBox::BBox(const BBox& t_bbox, const M4x4& t_matrix) {
+BBox::BBox(const BBox& t_bbox, const M4x4& t_matrix)
-  for (u32 i = 0; i < 8; i++) {
+    : CoreBBox(t_bbox, t_matrix) {
-    vertices[i] = t_matrix * t_bbox.vertices[i];
-  }
-
   setData();
 }
 

engine/src/renderer/3d/pipeline/dynamic/core/dynpip_core.cpp

@@ -126,7 +126,7 @@ void DynPipCore::render(DynPipBag** bags, const u32& count) {
     auto* bag = bags[i];
 
     CoreBBox bbox(bag->verticesTo, bag->count);
-    if (bbox.isInFrustum(rendererCore->renderer3D.frustumPlanes.getAll(),
+    if (bbox.frustumCheck(rendererCore->renderer3D.frustumPlanes.getAll(),
                           *bag->info->model) ==
         CoreBBoxFrustum::OUTSIDE_FRUSTUM) {
       continue;

engine/src/renderer/3d/pipeline/dynamic/dynamic_pipeline.cpp

@@ -65,7 +65,7 @@ void DynamicPipeline::render(DynamicMesh* mesh, const DynPipOptions* options) {
 
   if (options->frustumCulling == PipelineFrustumCulling_Simple) {
     auto* frameTo = mesh->frames[mesh->animation.getState().nextFrame];
-    if (frameTo->bbox->isInFrustum(
+    if (frameTo->bbox->frustumCheck(
             rendererCore->renderer3D.frustumPlanes.getAll(), model) ==
         CoreBBoxFrustum::OUTSIDE_FRUSTUM) {
       return;

engine/src/renderer/3d/pipeline/minecraft/minecraft_pipeline.cpp

@@ -117,7 +117,7 @@ void MinecraftPipeline::render(std::vector<McpipBlock*> blocks, Texture* t_tex,
 
 CoreBBoxFrustum MinecraftPipeline::isInFrustum(const McpipBlock& block) const {
   const auto* frustumPlanes = rendererCore->renderer3D.frustumPlanes.getAll();
-  return bbox->clipIsInFrustum(frustumPlanes, *block.model);
+  return bbox->clipFrustumCheck(frustumPlanes, *block.model);
 }
 
 void MinecraftPipeline::cull(std::vector<McpipBlock*> blocks,

engine/src/renderer/3d/pipeline/static/core/bag/packaging/stapip_bag_packager.cpp

@@ -105,12 +105,14 @@ CoreBBoxFrustum StaPipBagPackager::checkFrustum(const StaPipBagPackage& pkg) {
 
   if (pkg.size <= (maxVertCount / 3)) {  // Is subpackage
     auto& bbox = renderBBox->getChildBBox1By3(pkg.indexOf1By3BBox);
-    return bbox.clipIsInFrustum(frustumPlanes->getAll(), *pkg.bag->info->model);
+    return bbox.clipFrustumCheck(frustumPlanes->getAll(),
+                                 *pkg.bag->info->model);
   } else {  // Is package
     const auto& indexOfPart = pkg.indexOf1By3BBox;
     auto partSize = ceil(pkg.size / static_cast<float>(maxVertCount / 3));
     auto bbox = renderBBox->createChildBBox(indexOfPart, partSize);
-    return bbox.clipIsInFrustum(frustumPlanes->getAll(), *pkg.bag->info->model);
+    return bbox.clipFrustumCheck(frustumPlanes->getAll(),
+                                 *pkg.bag->info->model);
   }
 }
 

engine/src/renderer/3d/pipeline/static/core/stapip_core.cpp

@@ -119,7 +119,7 @@ void StaPipCore::render(StaPipBag* bag, StaPipBagPackagesBBox* bbox) {
     else
       renderBbox = bbox;
 
-    frustumCheck = renderBbox->getMainBBox()->clipIsInFrustum(
+    frustumCheck = renderBbox->getMainBBox()->clipFrustumCheck(
         rendererCore->renderer3D.frustumPlanes.getAll(), *bag->info->model);
 
     if (frustumCheck == OUTSIDE_FRUSTUM) {

engine/src/renderer/3d/pipeline/static/static_pipeline.cpp

@@ -62,7 +62,7 @@ void StaticPipeline::render(StaticMesh* mesh, const StaPipOptions* options) {
 
   if (options->frustumCulling == PipelineFrustumCulling_Simple) {
     auto* frame = mesh->frame;
-    if (frame->bbox->isInFrustum(
+    if (frame->bbox->frustumCheck(
             rendererCore->renderer3D.frustumPlanes.getAll(), model) ==
         CoreBBoxFrustum::OUTSIDE_FRUSTUM) {
       return;

engine/src/renderer/core/3d/bbox/core_bbox.cpp

@@ -15,6 +15,8 @@
 
 namespace Tyra {
 
+std::array<Vec4, 8> CoreBBox::frustumCheckVertices;
+
 CoreBBox::CoreBBox() {
   for (u32 i = 0; i < 8; i++) {
     vertices[i] = Vec4(0.0F, 0.0F, 0.0F, 1.0F);
@@ -138,11 +140,21 @@ CoreBBox::CoreBBox(Vec4* t_vertices, u32 count) {
   vertices[7].set(hiX, hiY, hiZ);
 }
 
+CoreBBox::CoreBBox(const CoreBBox& t_bbox, const M4x4& t_matrix) {
+  for (u32 i = 0; i < 8; i++) {
+    vertices[i] = t_matrix * t_bbox.vertices[i];
+  }
+}
+
 CoreBBox::CoreBBox(const CoreBBox& t_bbox) {
   for (auto i = 0; i < 8; i++)
     Vec4::copy(&vertices[i], t_bbox.vertices[i].xyzw);
 }
 
+CoreBBox CoreBBox::getTransformed(const M4x4& t_matrix) const {
+  return CoreBBox(*this, t_matrix);
+}
+
 void CoreBBox::operator=(const CoreBBox& v) {
   for (auto i = 0; i < 8; i++) Vec4::copy(&vertices[i], v.vertices[i].xyzw);
 }
@@ -206,12 +218,12 @@ CoreBBox CoreBBox::create(const Vec4& center, const float& size) {
   return bbox;
 }
 
-CoreBBoxFrustum CoreBBox::isInFrustum(const Plane* frustumPlanes,
+CoreBBoxFrustum CoreBBox::frustumCheck(const Plane* frustumPlanes,
                                        const M4x4& model,
                                        const float* margins) const {
   CoreBBoxFrustum result = IN_FRUSTUM;
-  Vec4 boxCalcTemp;
   u8 boxIn = 0, boxOut = 0;
+  s8 calculatedBboxVertexIndex = -1;
 
   for (u8 i = 0; i < 6; i++) {
     const auto margin = margins == nullptr ? 0.0F : margins[i];
@@ -221,10 +233,14 @@ CoreBBoxFrustum CoreBBox::isInFrustum(const Plane* frustumPlanes,
     // for each corner of the box do ...
     // get out of the cycle as soon as a box as corners
     // both inside and out of the frustum
-    for (u8 y = 0; y < 8 && (boxIn == 0 || boxOut == 0); y++) {
+    for (s8 y = 0; y < 8 && (boxIn == 0 || boxOut == 0); y++) {
-      boxCalcTemp = model * vertices[y];
+      if (y > calculatedBboxVertexIndex) {
+        frustumCheckVertices[y] = model * vertices[y];
+        calculatedBboxVertexIndex = y;
+      }
 
-      auto isOut = frustumPlanes[i].distanceTo(boxCalcTemp) <= margin;
+      auto isOut =
+          frustumPlanes[i].distanceTo(frustumCheckVertices[y]) <= margin;
 
       if (isOut)
         boxOut++;
@@ -241,4 +257,61 @@ CoreBBoxFrustum CoreBBox::isInFrustum(const Plane* frustumPlanes,
   return result;
 }
 
+CoreBBoxFrustum CoreBBox::frustumCheck(const Plane* frustumPlanes,
+                                       const float* margins) const {
+  CoreBBoxFrustum result = IN_FRUSTUM;
+  u8 boxIn = 0, boxOut = 0;
+
+  for (u8 i = 0; i < 6; i++) {
+    const auto margin = margins == nullptr ? 0.0F : margins[i];
+    boxOut = 0;
+    boxIn = 0;
+
+    for (s8 y = 0; y < 8 && (boxIn == 0 || boxOut == 0); y++) {
+      auto isOut = frustumPlanes[i].distanceTo(vertices[y]) <= margin;
+
+      if (isOut)
+        boxOut++;
+      else
+        boxIn++;
+    }
+
+    // if all corners are out
+    if (!boxIn)
+      return OUTSIDE_FRUSTUM;
+    else if (boxOut)
+      result = PARTIALLY_IN_FRUSTUM;
+  }
+  return result;
+}
+
+bool CoreBBox::isInFrustum(const Plane* frustumPlanes,
+                           const M4x4& model) const {
+  s8 calculatedBboxVertexIndex = -1;
+
+  for (u8 i = 0; i < 6; i++) {
+    for (s8 y = 0; y < 8; y++) {
+      if (y > calculatedBboxVertexIndex) {
+        frustumCheckVertices[y] = model * vertices[y];
+        calculatedBboxVertexIndex = y;
+      }
+
+      auto isIn = frustumPlanes[i].distanceTo(frustumCheckVertices[y]) > 0.0F;
+      if (isIn) return true;
+    }
+  }
+  return false;
+}
+
+bool CoreBBox::isInFrustum(const Plane* frustumPlanes) const {
+  for (u8 i = 0; i < 6; i++) {
+    for (s8 y = 0; y < 8; y++) {
+      auto isIn = frustumPlanes[i].distanceTo(vertices[y]) > 0.0F;
+      if (isIn) return true;
+    }
+  }
+
+  return false;
+}
+
 }  // namespace Tyra

engine/src/renderer/core/3d/bbox/render_bbox.cpp

@@ -29,6 +29,13 @@ RenderBBox::RenderBBox(Vec4* t_vertices, u32 count)
 
 RenderBBox::RenderBBox(Vec4* t_vertices) : CoreBBox(t_vertices) {}
 
+RenderBBox::RenderBBox(const RenderBBox& t_bbox, const M4x4& t_matrix)
+    : CoreBBox(t_bbox, t_matrix) {}
+
+RenderBBox RenderBBox::getTransformed(const M4x4& t_matrix) const {
+  return RenderBBox(*this, t_matrix);
+}
+
 /**
  * @brief Frustum checker for renderer.
  * Background: We want to really put as low as possible polys to clipper.
@@ -36,9 +43,9 @@ RenderBBox::RenderBBox(Vec4* t_vertices) : CoreBBox(t_vertices) {}
  * we are adding some margins, and checking again if it really needs clipping,
  * because "Cull" renderer can handle easy clip cases and its faster.
  */
-CoreBBoxFrustum RenderBBox::clipIsInFrustum(const Plane* frustumPlanes,
+CoreBBoxFrustum RenderBBox::clipFrustumCheck(const Plane* frustumPlanes,
                                              const M4x4& model) const {
-  auto result = isInFrustum(frustumPlanes, model);
+  auto result = frustumCheck(frustumPlanes, model);
 
   if (result != PARTIALLY_IN_FRUSTUM) {
     return result;
@@ -56,7 +63,7 @@ CoreBBoxFrustum RenderBBox::clipIsInFrustum(const Plane* frustumPlanes,
   guardBand[4] = -10.0F;  // NEAR
   guardBand[5] = -10.0F;  // FAR
 
-  return isInFrustum(frustumPlanes, model, guardBand);  // Let's check it again
+  return frustumCheck(frustumPlanes, model, guardBand);  // Let's check it again
 }  // namespace Tyra
 
 }  // namespace Tyra

tutorials/01-hello/src/tutorial_01.cpp

@@ -39,12 +39,12 @@ Sprite* get2DPicture(Renderer* renderer);
 
 void Tutorial01 ::init() {
   // Song
-  engine->audio.load(FileUtils::fromCwd("mafikizolo-loot.wav"));
+  engine->audio.song.load(FileUtils::fromCwd("mafikizolo-loot.wav"));
-  engine->audio.setSongLoop(true);
+  engine->audio.song.inLoop = true;
-  engine->audio.setVolume(30);
+  engine->audio.song.setVolume(30);
 
-  adpcmSample = engine->audio.load(FileUtils::fromCwd("walk.adpcm"));
+  adpcmSample = engine->audio.adpcm.load(FileUtils::fromCwd("walk.adpcm"));
-  engine->audio.setVolume(80, 1);
+  engine->audio.adpcm.setVolume(80, 1);
 
   engine->renderer.setClearScreenColor(Color(64.0F, 64.0F, 64.0F));
 
@@ -66,10 +66,7 @@ void Tutorial01 ::init() {
     warriors[i]->translation.translateZ(-10.0F);
     warriors[i]->translation.rotateX(-1.5F);
     warriorTex->addLink(warriors[i]->materials[0]->id);
-    warriors[i]->playAnimation(0, warriors[i]->frames.size() - 1);
+    warriors[i]->animation.speed = getRandomFloat(0.1F, 0.9F);
-    warriors[i]->animState.currentFrame =
-        getRandomInt(0, warriors[i]->frames.size() - 1);
-    warriors[i]->setAnimSpeed(getRandomFloat(0.1F, 0.9F));
   }
 
   staOptions = getStaPipOptions();
@@ -147,8 +144,8 @@ void Tutorial01 ::loop() {
     counter = 0;
   }
 
-  for (u8 i = 0; i < warriorsCount; i++) warriors[i]->animate();
+  for (u8 i = 0; i < warriorsCount; i++) warriors[i]->update();
-  cube->animate();
+  cube->update();
 
   skybox->rotation.rotateY(0.02F);
 
@@ -176,7 +173,7 @@ void Tutorial01 ::loop() {
 
     engine->renderer.renderer3D.usePipeline(&dynpip);
     {
-      dynpip.render(cube);
+      // dynpip.render(cube);
       Threading::switchThread();
       for (u8 i = 0; i < warriorsCount; i++) {
         dynpip.render(warriors[i], dynOptions);
@@ -236,8 +233,7 @@ DynamicMesh* getWarrior(Renderer* renderer) {
   renderer->core.texture.repository.addByMesh(result, FileUtils::getCwd(),
                                               "png");
 
-  result->playAnimation(0, result->frames.size() - 1);
+  result->animation.speed = 0.15F;
-  result->setAnimSpeed(0.15F);
 
   return result;
 }
@@ -248,13 +244,13 @@ DynamicMesh* getCube(Renderer* renderer) {
   options.animation.count = 2;
   options.scale = 3.0F;
   auto* data = loader.load(FileUtils::fromCwd("untitled.obj"), options);
-
+  data->normalsEnabled = false;
+  data->textureCoordsEnabled = false;
   auto* result = new DynamicMesh(*data);
   result->translation.translateZ(-30.0F);
   delete data;
 
-  result->playAnimation(0, result->frames.size() - 1);
+  result->animation.speed = 0.15F;
-  result->setAnimSpeed(0.15F);
 
   return result;
 }