fixes for dreamcast compilation

.gitignore

@@ -1,3 +1,7 @@
+#
+
+/build*/
+
 # Compiled source #
 ###################
 *.com

CMakeLists.txt

@@ -1,6 +1,9 @@
 # Minimum cmake version required
 cmake_minimum_required(VERSION 3.8)
 
+set(CMAKE_C_COMPILER_WORKS 1)
+set(CMAKE_CXX_COMPILER_WORKS 1)
+
 # Project configuration
 project(ReactPhysics3D VERSION 0.9.0 LANGUAGES CXX)
 
@@ -24,6 +27,8 @@ set(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/CMakeModules)
 # Enable testing
 enable_testing()
 
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Os ${KOS_CPPFLAGS} ${KOS_INC_PATHS} ${KOS_LIB_PATHS} -std=c++17")
+
 # Options
 option(RP3D_COMPILE_TESTBED "Select this if you want to build the testbed application with demos" OFF)
 option(RP3D_COMPILE_TESTS "Select this if you want to build the unit tests" OFF)

README.md

@@ -1,3 +1,7 @@
+This fork fixes some inconsistencies to get it to compile on 32-bit systems.
+
+---
+
 <h1 align="center">
   <a href="https://www.reactphysics3d.com"><img src="https://github.com/DanielChappuis/reactphysics3d/blob/62e17155e3fc187f4a90f7328c1154fc47e41d69/documentation/UserManual/images/ReactPhysics3DLogo.png" alt="ReactPhysics3D" width="300"></a>
   <br>

include/reactphysics3d/collision/broadphase/DynamicAABBTree.h

@@ -245,7 +245,7 @@ class DynamicAABBTree {
                                                   size_t endIndex, Array<Pair<int32, int32>>& outOverlappingNodes) const;
 
         /// Report all shapes overlapping with the AABB given in parameter.
-        void reportAllShapesOverlappingWithAABB(const AABB& aabb, Array<int>& overlappingNodes) const;
+        void reportAllShapesOverlappingWithAABB(const AABB& aabb, Array<int32>& overlappingNodes) const;
 
         /// Ray casting method
         void raycast(const Ray& ray, DynamicAABBTreeRaycastCallback& callback) const;

include/reactphysics3d/configuration.h

@@ -55,14 +55,22 @@
     #define RP3D_FORCE_INLINE inline
 #endif
 
+namespace std {
+    template < typename T > std::string to_string( const T& n ) {
+        std::ostringstream stm ;
+        stm << n ;
+        return stm.str() ;
+    }
+}
+
 /// Namespace reactphysics3d
 namespace reactphysics3d {
 
 // ------------------- Type definitions ------------------- //
 
-using uint = unsigned int;
-using uchar = unsigned char;
-using ushort = unsigned short;
+using uint = uint32_t;
+using uchar = uint8_t;
+using ushort = uint16_t;
 using luint = long unsigned int;
 
 using int8 = std::int8_t;

include/reactphysics3d/systems/BroadPhaseSystem.h

@@ -51,10 +51,10 @@ class AABBOverlapCallback : public DynamicAABBTreeOverlapCallback {
 
     public:
 
-        Array<int>& mOverlappingNodes;
+        Array<int32>& mOverlappingNodes;
 
         // Constructor
-        AABBOverlapCallback(Array<int>& overlappingNodes) : mOverlappingNodes(overlappingNodes) {
+        AABBOverlapCallback(Array<int32>& overlappingNodes) : mOverlappingNodes(overlappingNodes) {
 
         }
 
@@ -126,7 +126,7 @@ class BroadPhaseSystem {
         /// Set with the broad-phase IDs of all collision shapes that have moved (or have been
         /// created) during the last simulation step. Those are the shapes that need to be tested
         /// for overlapping in the next simulation step.
-        Set<int> mMovedShapes;
+        Set<int32> mMovedShapes;
 
         /// Reference to the collision detection object
         CollisionDetectionSystem& mCollisionDetection;

include/reactphysics3d/utils/DefaultLogger.h

@@ -385,7 +385,7 @@ class DefaultLogger : public Logger {
                 virtual void write(const time_t& time, const std::string& physicsWorldName, const std::string& message, Level level, Category category,
                                    const char* filename, int lineNumber) override {
 
-                    if (static_cast<int>(level) <= static_cast<int>(maxLevelFlag)) {
+                    if (static_cast<int32>(level) <= static_cast<int32>(maxLevelFlag)) {
                         mFileStream << formatter->format(time, physicsWorldName, message, level, category, filename, lineNumber) << std::endl;
                     }
                 }
@@ -425,7 +425,7 @@ class DefaultLogger : public Logger {
                 virtual void write(const time_t& time, const std::string& physicsWorldName, const std::string& message, Level level, Category category,
                                    const char* filename, int lineNumber) override {
 
-                    if (static_cast<int>(level) <= static_cast<int>(maxLevelFlag)) {
+                    if (static_cast<int32>(level) <= static_cast<int32>(maxLevelFlag)) {
                         mOutputStream << formatter->format(time, physicsWorldName, message, level, category, filename, lineNumber) << std::endl << std::flush;
                     }
                 }

src/collision/broadphase/DynamicAABBTree.cpp

@@ -131,7 +131,7 @@ int32 DynamicAABBTree::allocateNode() {
 }
 
 // Release a node
-void DynamicAABBTree::releaseNode(int nodeID) {
+void DynamicAABBTree::releaseNode(int32 nodeID) {
 
     assert(mNbNodes > 0);
     assert(nodeID >= 0 && nodeID < mNbAllocatedNodes);
@@ -217,7 +217,7 @@ bool DynamicAABBTree::updateObject(int32 nodeID, const AABB& newAABB, bool force
 // Insert a leaf node in the tree. The process of inserting a new leaf node
 // in the dynamic tree is described in the book "Introduction to Game Physics
 // with Box2D" by Ian Parberry.
-void DynamicAABBTree::insertLeafNode(int nodeID) {
+void DynamicAABBTree::insertLeafNode(int32 nodeID) {
 
     // If the tree is empty
     if (mRootNodeID == TreeNode::NULL_TREE_NODE) {
@@ -347,7 +347,7 @@ void DynamicAABBTree::insertLeafNode(int nodeID) {
 }
 
 // Remove a leaf node from the tree
-void DynamicAABBTree::removeLeafNode(int nodeID) {
+void DynamicAABBTree::removeLeafNode(int32 nodeID) {
 
     assert(nodeID >= 0 && nodeID < mNbAllocatedNodes);
     assert(mNodes[nodeID].isLeaf());

src/collision/shapes/ConcaveMeshShape.cpp

@@ -139,7 +139,7 @@ void ConcaveMeshShape::computeOverlappingTriangles(const AABB& localAABB, Array<
     aabb.applyScale(Vector3(decimal(1.0) / mScale.x, decimal(1.0) / mScale.y, decimal(1.0) / mScale.z));
 
     // Compute the nodes of the internal AABB tree that are overlapping with the AABB
-    Array<int> overlappingNodes(allocator, 64);
+    Array<int32> overlappingNodes(allocator, 64);
     mDynamicAABBTree.reportAllShapesOverlappingWithAABB(aabb, overlappingNodes);
 
     const uint32 nbOverlappingNodes = static_cast<uint32>(overlappingNodes.size());
@@ -230,7 +230,7 @@ decimal ConcaveMeshRaycastCallback::raycastBroadPhaseShape(int32 nodeId, const R
 // Raycast all collision shapes that have been collected
 void ConcaveMeshRaycastCallback::raycastTriangles() {
 
-    Array<int>::Iterator it;
+    Array<int32>::Iterator it;
     decimal smallestHitFraction = mRay.maxFraction;
 
     for (it = mHitAABBNodes.begin(); it != mHitAABBNodes.end(); ++it) {

src/systems/BroadPhaseSystem.cpp

@@ -214,7 +214,7 @@ void BroadPhaseSystem::computeOverlappingPairs(MemoryManager& memoryManager, Arr
     RP3D_PROFILE("BroadPhaseSystem::computeOverlappingPairs()", mProfiler);
 
     // Get the array of the colliders that have moved or have been created in the last frame
-    Array<int> shapesToTest = mMovedShapes.toArray(memoryManager.getHeapAllocator());
+    Array<int32> shapesToTest = mMovedShapes.toArray(memoryManager.getHeapAllocator());
 
     // Ask the dynamic AABB tree to report all collision shapes that overlap with the shapes to test
     mDynamicAABBTree.reportAllShapesOverlappingWithShapes(shapesToTest, 0, static_cast<uint32>(shapesToTest.size()), overlappingNodes);