mesh -> dynamicmesh

2022-07-18 19:53:28 +02:00
parent bb02a3d9bf
commit ecfaef1b85
17 changed files with 148 additions and 130 deletions
@@ -0,0 +1,147 @@
+
+/*
+# ______       ____   ___
+#   |     \/   ____| |___|
+#   |     |   |   \  |   |
+#-----------------------------------------------------------------------
+# Copyright 2020, tyra - https://github.com/h4570/tyra
+# Licenced under Apache License 2.0
+# Sandro Sobczyński <sandro.sobczynski@gmail.com>
+*/
+
+#include <tamtypes.h>
+#include "math/m4x4.hpp"
+#include "renderer/3d/mesh/dynamic/dynamic_mesh.hpp"
+
+namespace Tyra {
+
+DynamicMesh::DynamicMesh(const MeshBuilderData& data) {
+  id = rand() % 1000000;
+
+  framesCount = data.framesCount;
+  TYRA_ASSERT(framesCount > 0, "Frames count must be greater than 0");
+
+  materialsCount = data.materialsCount;
+  TYRA_ASSERT(materialsCount > 0, "Materials count must be greater than 0");
+
+  frames = new DynamicMeshFrame*[framesCount];
+  for (u32 i = 0; i < framesCount; i++) {
+    frames[i] = new DynamicMeshFrame(data, i);
+  }
+
+  materials = new DynamicMeshMaterial*[materialsCount];
+  for (u32 i = 0; i < materialsCount; i++) {
+    materials[i] = new DynamicMeshMaterial(data, i);
+  }
+
+  translation.translate(Vec4(0.0F, 0.0F, 0.0F, 1.0F));
+
+  initMesh();
+
+  _isMother = true;
+}
+
+DynamicMesh::DynamicMesh(const DynamicMesh& mesh) {
+  id = rand() % 1000000;
+
+  framesCount = mesh.framesCount;
+  materialsCount = mesh.materialsCount;
+
+  frames = new DynamicMeshFrame*[framesCount];
+  for (u32 i = 0; i < framesCount; i++) {
+    frames[i] = new DynamicMeshFrame(*mesh.frames[i]);
+  }
+
+  materials = new DynamicMeshMaterial*[materialsCount];
+  for (u32 i = 0; i < materialsCount; i++) {
+    materials[i] = new DynamicMeshMaterial(*mesh.materials[i]);
+  }
+
+  translation.translate(Vec4(0.0F, 0.0F, 0.0F, 1.0F));
+
+  initMesh();
+
+  _isMother = false;
+}
+
+DynamicMesh::~DynamicMesh() {
+  for (u32 i = 0; i < framesCount; i++) {
+    delete frames[i];
+  }
+  delete[] frames;
+
+  for (u32 i = 0; i < materialsCount; i++) {
+    delete materials[i];
+
+    delete[] materials;
+  }
+}
+
+M4x4 DynamicMesh::getModelMatrix() const {
+  return translation * rotation * scale;
+}
+
+void DynamicMesh::initMesh() {
+  animState.startFrame = 0;
+  animState.endFrame = 0;
+  animState.interpolation = 0.0F;
+  animState.animType = 0;
+  animState.currentFrame = 0;
+  animState.stayFrame = 0;
+  animState.isStayFrameSet = false;
+  animState.nextFrame = 0;
+  animState.speed = 0.1F;
+}
+
+void DynamicMesh::playAnimation(const u32& t_startFrame,
+                                const u32& t_endFrame) {
+  TYRA_ASSERT(framesCount > 0,
+              "Cant play animation, because no mesh data was loaded!");
+  TYRA_ASSERT(framesCount != 1,
+              "Cant play animation, because this mesh have only one frame.");
+  TYRA_ASSERT(
+      t_endFrame < framesCount,
+      "End frame value is too high. Valid range: (0, getFramesCount()-1)");
+  animState.startFrame = t_startFrame;
+  animState.endFrame = t_endFrame;
+  if (animState.currentFrame == t_startFrame)
+    animState.nextFrame = t_endFrame;
+  else
+    animState.nextFrame = t_startFrame;
+}
+
+void DynamicMesh::playAnimation(const u32& t_startFrame, const u32& t_endFrame,
+                                const u32& t_stayFrame) {
+  TYRA_ASSERT(framesCount > 0,
+              "Cant play animation, because no mesh data was loaded!");
+  TYRA_ASSERT(framesCount != 1,
+              "Cant play animation, because this mesh have only one frame.");
+  TYRA_ASSERT(
+      t_endFrame < framesCount,
+      "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;
+}
+
+void DynamicMesh::animate() {
+  animState.interpolation += animState.speed;
+  if (animState.interpolation >= 1.0F) {
+    animState.interpolation = 0.0F;
+    animState.currentFrame = animState.nextFrame;
+    if (++animState.nextFrame > animState.endFrame) {
+      if (animState.isStayFrameSet) {
+        animState.isStayFrameSet = false;
+        animState.nextFrame = animState.stayFrame;
+        animState.startFrame = animState.stayFrame;
+        animState.endFrame = animState.stayFrame;
+      } else {
+        animState.nextFrame = animState.startFrame;
+      }
+    }
+  }
+}
+
+}  // namespace Tyra