[Misc] poking around...attempting to fix vbo problem but no avail

MG/MG_GL/State/Buffer/BufferState.cpp

@@ -51,6 +51,7 @@ GLenum BufferState::Create(GLuint buffer) {
     BufferObject& obj = buffers_[buffer];
     MG_Util::Debug::LogD("MG_State: Buffer: Create created buffer %d", buffer);
     obj.generated = true;
+    obj.dirty = true;
 
     return GL_NO_ERROR;
 }
@@ -72,14 +73,13 @@ GLenum BufferState::Create(GLuint buffer) {
 
 GLenum BufferState::Bind(GLenum target, GLuint buffer) {
     // We don't handle unallocated buffer names here, just plain bind
-
     if (!IsValidTarget_(target)) return GL_INVALID_ENUM;
     MG_Util::Debug::LogD("MG_State: Buffer: Bind called with target=%s, buffer=%u", MG_Util::Debug::GLEnumToString(target), buffer);
 
-    if (buffer != 0 && !ValidateAllocatedHandle(buffer)) {
-        MG_Util::Debug::LogE("MG_State: Buffer: Binding invalid buffer %d to %s", buffer, MG_Util::Debug::GLEnumToString(target));
-        return GL_INVALID_OPERATION;
-    }
+//    if (buffer != 0 && !ValidateAllocatedHandle(buffer)) {
+//        MG_Util::Debug::LogE("MG_State: Buffer: Binding invalid buffer %d to %s", buffer, MG_Util::Debug::GLEnumToString(target));
+//        return GL_INVALID_OPERATION;
+//    }
 
     currentBindings_[target] = buffer;
     MG_Util::Debug::LogD("MG_State: Buffer: Bind succeed bind buffer %u to target 0x%x", buffer, target);
@@ -156,7 +156,7 @@ bool BufferState::ValidateAllocatedHandle(GLuint buffer) {
 bool BufferState::ValidateGeneratedName(GLuint buffer) {
     bool inFreeList = std::find(freeId_.begin(), freeId_.end(), buffer) != freeId_.end();
     bool lessThanLast = buffer < lastId_; // lastId_ is not generated yet
-    MG_Util::Debug::LogD("MG_State: Buffer: ValidateAllocatedHandle called on buffer %u returns %d", buffer, lessThanLast && !inFreeList);
+    MG_Util::Debug::LogD("MG_State: Buffer: ValidateGeneratedName called on buffer %u returns %d", buffer, lessThanLast && !inFreeList);
     return lessThanLast && !inFreeList;
 }
 

MG/MG_GL/State/Core/GLState.cpp

@@ -177,6 +177,7 @@ namespace MG_State {
             auto* vao = MG_State_T::vertexArrayState->GetCurrentVAO();
             if (!vao) return GL_INVALID_OPERATION;
             vao->elementBuffer = (GLuint)buffer;
+            vao->eboDirty = true;
         }
         return MG_State_T::bufferState->Bind(target, buffer);
     }

MG/MG_GL/State/VertexArray/VertexArrayState.cpp

@@ -110,6 +110,8 @@ GLenum VertexArrayState::EnableAttrib(GLuint index) {
     if (index >= GL_MAX_VERTEX_ATTRIBS) return GL_INVALID_VALUE;
     GetCurrentVAO()->attribs[index].enabled = true;
     MG_Util::Debug::LogD("Attrib vaos_[%u].attribs[%u].enabled = %d", currentVao_, index, vaos_[currentVao_].attribs[index].enabled);
+
+    GetCurrentVAO()->attribDirty = true;
     return GL_NO_ERROR;
 }
 
@@ -119,6 +121,8 @@ GLenum VertexArrayState::DisableAttrib(GLuint index) {
     if (index >= GL_MAX_VERTEX_ATTRIBS) return GL_INVALID_VALUE;
     GetCurrentVAO()->attribs[index].enabled = false;
     MG_Util::Debug::LogD("Attrib vaos_[%u].attribs[%u].enabled = %d", currentVao_, index, vaos_[currentVao_].attribs[index].enabled);
+
+    GetCurrentVAO()->attribDirty = true;
     return GL_NO_ERROR;
 }
 
@@ -142,6 +146,8 @@ GLenum VertexArrayState::SetAttribPointer(GLuint index, GLint size, GLenum type,
         state.enabled = true;
 
     vaos_[currentVao_].attribs[index] = state;
+
+    GetCurrentVAO()->attribDirty = true;
     return GL_NO_ERROR;
 }
 

MG/MG_GL/State/VertexArray/VertexArrayState.h

@@ -21,6 +21,8 @@ struct VertexAttribState {
 
 struct VertexArrayObject {
     bool generated = false;
+    bool attribDirty = false;
+    bool eboDirty = false;
     GLuint elementBuffer = 0;
     std::unordered_map<GLuint, VertexAttribState> attribs;
 };