wip

1 files changed, 24 insertions, 0 deletions

diff --git a/src/util.c b/src/util.c
new file mode 100644
index 0000000..0a5d983
--- /dev/null
+++ b/src/util.c
@@ -0,0 +1,24 @@
+#include "util.h"
+
+void create_vbo(GLuint *vbo, void* buf, int size) {
+    //tell opengl we want mem for 1 buffer object
+    glGenBuffers(1, vbo);
+    // set aray_buffer to above
+    glBindBuffer(GL_ARRAY_BUFFER, *vbo);
+    // copy vertex data to gpu memory
+    glBufferData(GL_ARRAY_BUFFER, size, buf, GL_STATIC_DRAW);
+    // cleanup
+    glBindBuffer(GL_ARRAY_BUFFER, 0);
+}
+
+void create_ebo(GLuint *ebo, void* buf, int size) {
+    //tell opengl we want mem for 1 buffer object
+    glGenBuffers(1, ebo);
+    // set aray_buffer to above
+    glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, *ebo);
+    // copy vertex data to gpu memory
+    glBufferData(GL_ELEMENT_ARRAY_BUFFER, size, buf, GL_STATIC_DRAW);
+    // cleanup
+    glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
+}
+