fix graphics settings & reduce extra GL calls

src/graphics/core/Batch2D.cpp

@@ -372,7 +372,7 @@ void Batch2D::sprite(
 void Batch2D::flush() {
     if (index == 0)
         return;
-    mesh->reload(buffer.get(), index);
+    mesh->reload(buffer.get(), index, true);
     mesh->draw(gl::to_glenum(primitive));
     index = 0;
 }

src/graphics/core/Batch3D.cpp

@@ -292,13 +292,13 @@ void Batch3D::point(const glm::vec3& coord, const glm::vec4& tint) {
 }
 
 void Batch3D::flush() {
-    mesh->reload(buffer.get(), index);
+    mesh->reload(buffer.get(), index, true);
     mesh->draw();
     index = 0;
 }
 
 void Batch3D::flushPoints() {
-    mesh->reload(buffer.get(), index);
+    mesh->reload(buffer.get(), index, true);
     mesh->draw(GL_POINTS);
     index = 0;
 }

src/graphics/core/LineBatch.cpp

@@ -57,7 +57,7 @@ void LineBatch::box(float x, float y, float z, float w, float h, float d,
 void LineBatch::flush(){
     if (index == 0)
         return;
-    mesh->reload(buffer.get(), index);
+    mesh->reload(buffer.get(), index, true);
     mesh->draw(GL_LINES);
     index = 0;
 }

src/graphics/core/Mesh.hpp

@@ -47,12 +47,15 @@ public:
     void reload(
         const VertexStructure* vertexBuffer,
         size_t vertexCount,
-        const std::vector<IndexBufferData>& indices
+        const std::vector<IndexBufferData>& indices,
+        bool streaming
     );
 
-    void reload(const VertexStructure* vertexBuffer, size_t vertexCount) {
+    void reload(
+        const VertexStructure* vertexBuffer, size_t vertexCount, bool streaming
+    ) {
         static const std::vector<IndexBufferData> indices {};
-        reload(vertexBuffer, vertexCount, indices);
+        reload(vertexBuffer, vertexCount, indices, streaming);
     }
 
     /// @brief Draw mesh with specified primitives type
@@ -61,6 +64,8 @@ public:
 
     /// @brief Draw mesh as triangles
     void draw() const;
+private:
+    
 };
 
 #include "graphics/core/Mesh.inl"

src/graphics/core/Mesh.inl

@@ -46,9 +46,9 @@ Mesh<VertexStructure>::Mesh(
     glGenVertexArrays(1, &vao);
     glGenBuffers(1, &vbo);
 
-    reload(vertexBuffer, vertices, std::move(indices));
-
     glBindVertexArray(vao);
+    reload(vertexBuffer, vertices, std::move(indices), false);
+
     // attributes
     int offset = 0;
     for (int i = 0; attrs[i].count; i++) {
@@ -82,20 +82,22 @@ template <typename VertexStructure>
 void Mesh<VertexStructure>::reload(
     const VertexStructure* vertexBuffer,
     size_t vertexCount,
-    const std::vector<IndexBufferData>& indices
+    const std::vector<IndexBufferData>& indices,
+    bool streaming
 ) {
     this->vertexCount = vertexCount;
-    glBindVertexArray(vao);
     glBindBuffer(GL_ARRAY_BUFFER, vbo);
     if (vertexBuffer != nullptr && vertexCount != 0) {
         glBufferData(
             GL_ARRAY_BUFFER,
             vertexCount * sizeof(VertexStructure),
             vertexBuffer,
-            GL_STREAM_DRAW
+            streaming ? GL_STREAM_DRAW : GL_STATIC_DRAW
         );
     } else {
-        glBufferData(GL_ARRAY_BUFFER, 0, {}, GL_STREAM_DRAW);
+        glBufferData(
+            GL_ARRAY_BUFFER, 0, {}, streaming ? GL_STREAM_DRAW : GL_STATIC_DRAW
+        );
     }
 
     for (int i = 0; i < ibos.size(); i++) {
@@ -116,7 +118,6 @@ void Mesh<VertexStructure>::reload(
             GL_STATIC_DRAW
         );
     }
-    glBindVertexArray(0);
 }
 
 template <typename VertexStructure>

src/graphics/render/MainBatch.cpp

@@ -46,7 +46,7 @@ void MainBatch::flush() {
         texture = blank.get();
     }
     texture->bind();
-    mesh->reload(buffer.get(), index);
+    mesh->reload(buffer.get(), index, true);
     mesh->draw();
     index = 0;
 }

src/graphics/render/WorldRenderer.hpp

@@ -83,7 +83,7 @@ private:
     bool debug = false;
     bool lightsDebug = false;
     bool gbufferPipeline = false;
-    bool dirtySettings = false;
+    bool dirtySettings = true;
 
     /// @brief Render block selection lines
     void renderBlockSelection();