Initial commit of current work on Prime World Editor

2025-12-16 00:17:14 +00:00 · 2015-07-26 17:39:49 -04:00
commit 66e8c2ebcb
305 changed files with 33469 additions and 0 deletions
--- a/Core/CRenderBucket.cpp
+++ b/Core/CRenderBucket.cpp
@@ -0,0 +1,89 @@
+#include "CRenderBucket.h"
+#include <algorithm>
+#include "CDrawUtil.h"
+#include "CGraphics.h"
+
+CRenderBucket::CRenderBucket()
+{
+    mEstSize = 0;
+    mSize = 0;
+}
+
+void CRenderBucket::SetSortType(ESortType Type)
+{
+    mSortType = Type;
+}
+
+void CRenderBucket::Add(const SMeshPointer& Mesh)
+{
+    if (mSize >= mEstSize)
+        mNodes.push_back(Mesh);
+    else
+        mNodes[mSize] = Mesh;
+
+    mSize++;
+}
+
+void CRenderBucket::Sort(CCamera& Camera)
+{
+    struct {
+        CCamera *pCamera;
+        bool operator()(SMeshPointer left, SMeshPointer right) {
+            CVector3f cPos = pCamera->Position();
+            CVector3f cDir = pCamera->GetDirection();
+
+            CVector3f distL = left.AABox.ClosestPointAlongVector(cDir) - cPos;
+            float dotL = distL.Dot(cDir);
+            CVector3f distR = right.AABox.ClosestPointAlongVector(cDir) - cPos;
+            float dotR = distR.Dot(cDir);
+            return (dotL > dotR);
+        }
+    } backToFront;
+    backToFront.pCamera = &Camera;
+
+    if (mSortType == BackToFront)
+        std::stable_sort(mNodes.begin(), mNodes.begin() + mSize, backToFront);
+
+    // Test: draw node bounding boxes + vertices used for sorting
+    /*for (u32 iNode = 0; iNode < mNodes.size(); iNode++)
+    {
+        SMeshPointer *pNode = &mNodes[iNode];
+        CVector3f Vert = pNode->AABox.ClosestPointAlongVector(Camera.GetDirection());
+        CDrawUtil::DrawWireCube(pNode->AABox, CColor::skWhite);
+
+        CVector3f Dist = Vert - Camera.GetPosition();
+        float Dot = Dist.Dot(Camera.GetDirection());
+        if (Dot < 0.f) Dot = -Dot;
+        if (Dot > 50.f) Dot = 50.f;
+        float Intensity = 1.f - (Dot / 50.f);
+        CColor CubeColor(Intensity, Intensity, Intensity, 1.f);
+
+        CGraphics::sMVPBlock.ModelMatrix = CTransform4f::TranslationMatrix(Vert).ToMatrix4f();
+        CGraphics::UpdateMVPBlock();
+        CDrawUtil::DrawCube(CubeColor);
+    }*/
+}
+
+void CRenderBucket::Clear()
+{
+    mEstSize = mSize;
+    if (mNodes.size() > mSize) mNodes.resize(mSize);
+    mSize = 0;
+}
+
+void CRenderBucket::Draw(ERenderOptions Options)
+{
+    for (u32 n = 0; n < mSize; n++)
+    {
+        if (mNodes[n].Command == eDrawMesh)
+            mNodes[n].pNode->Draw(Options);
+
+        else if (mNodes[n].Command == eDrawAsset)
+            mNodes[n].pNode->DrawAsset(Options, mNodes[n].Asset);
+
+        else if (mNodes[n].Command == eDrawSelection)
+            mNodes[n].pNode->DrawSelection();
+
+        // todo: implementation for eDrawExtras
+    }
+}