feat: assignment 2

src/mesh.cpp

@@ -0,0 +1,33 @@
+#include "mesh.h"
+#include "buffer.h"
+#include "shader.h"
+#include "state.h"
+
+void Mesh::addBuffer(const std::shared_ptr<Buffer>& buffer,
+		     const std::shared_ptr<Shader>& shader)
+{
+	buffers_.push_back(buffer);
+	shaders_.push_back(shader);
+}
+
+void Mesh::draw()
+{
+	// Calculate MVP matrix
+	glm::mat4 mvp =
+	    State::projectionMatrix * State::viewMatrix * State::modelMatrix;
+
+	// Draw each buffer with its shader
+	for (size_t i = 0; i < buffers_.size(); ++i) {
+		// Use buffer's shader if available, otherwise use default
+		// shader
+		std::shared_ptr<Shader> shader =
+		    shaders_[i] ? shaders_[i] : State::defaultShader;
+
+		if (shader) {
+			shader->Use();
+			int mvpLoc = shader->getLocation("mvp");
+			Shader::setMat4(mvpLoc, mvp);
+			buffers_[i]->Draw(*shader);
+		}
+	}
+}