From d48332fdcdd1c1ab5213f43296289a07e1c9f161 Mon Sep 17 00:00:00 2001
From: Gregory Wells <me@gregorywells.dev>
Date: Tue, 12 Aug 2025 23:09:39 -0400
Subject: [PATCH] write the functions for the command pool/buffers

---
 projects/apis/opengl/loader/opengl_commands_loader.c      | 8 ++++++++
 projects/apis/opengl/loader/opengl_device_loader.c        | 5 +++--
 .../opengl/src/commands/buffers/opengl_command_buffer.c   | 6 ++++++
 .../opengl/src/commands/buffers/opengl_command_buffer.h   | 7 +++++++
 .../apis/opengl/src/commands/pool/opengl_command_pool.c   | 6 ++++++
 .../apis/opengl/src/commands/pool/opengl_command_pool.h   | 6 ++++++
 projects/loader/src/gryphn_loader.c                       | 4 +++-
 7 files changed, 39 insertions(+), 3 deletions(-)
 create mode 100644 projects/apis/opengl/loader/opengl_commands_loader.c
 create mode 100644 projects/apis/opengl/src/commands/buffers/opengl_command_buffer.c
 create mode 100644 projects/apis/opengl/src/commands/buffers/opengl_command_buffer.h
 create mode 100644 projects/apis/opengl/src/commands/pool/opengl_command_pool.c
 create mode 100644 projects/apis/opengl/src/commands/pool/opengl_command_pool.h

diff --git a/projects/apis/opengl/loader/opengl_commands_loader.c b/projects/apis/opengl/loader/opengl_commands_loader.c
new file mode 100644
index 0000000..a74cf03
--- /dev/null
+++ b/projects/apis/opengl/loader/opengl_commands_loader.c
@@ -0,0 +1,8 @@
+#include "opengl_loader.h"
+#include "commands/buffers/opengl_command_buffer.h"
+
+gnCommandFunctions loadOpenGLCommandFunctions() {
+    return (gnCommandFunctions) {
+        ._gnCommandPoolAllocateCommandBuffers = openglCommandPoolAllocateCommandBuffers
+    };
+}
diff --git a/projects/apis/opengl/loader/opengl_device_loader.c b/projects/apis/opengl/loader/opengl_device_loader.c
index 4acea9a..2040df5 100644
--- a/projects/apis/opengl/loader/opengl_device_loader.c
+++ b/projects/apis/opengl/loader/opengl_device_loader.c
@@ -4,6 +4,7 @@
 #include "shaders/opengl_shader_module.h"
 #include "renderpass/opengl_render_pass_descriptor.h"
 #include "uniforms/pool/opengl_uniform_pool.h"
+#include "commands/pool/opengl_command_pool.h"
 
 gnDeviceFunctions loadOpenGLDeviceFunctions() {
     return (gnDeviceFunctions){
@@ -23,8 +24,8 @@ gnDeviceFunctions loadOpenGLDeviceFunctions() {
         ._gnCreateFramebuffer = NULL,
         ._gnDestroyFramebuffer = NULL,
 
-        ._gnCreateCommandPool = NULL,
-        ._gnDestroyCommandPool = NULL,
+        ._gnCreateCommandPool = openglCreateCommandPool,
+        ._gnDestroyCommandPool = openglDestroyCommandPool,
 
         ._gnCreateBuffer = NULL,
         ._gnBufferData = NULL,
diff --git a/projects/apis/opengl/src/commands/buffers/opengl_command_buffer.c b/projects/apis/opengl/src/commands/buffers/opengl_command_buffer.c
new file mode 100644
index 0000000..06ffba2
--- /dev/null
+++ b/projects/apis/opengl/src/commands/buffers/opengl_command_buffer.c
@@ -0,0 +1,6 @@
+#include "opengl_command_buffer.h"
+
+gnReturnCode openglCommandPoolAllocateCommandBuffers(gnCommandBufferHandle* commandBuffers, uint32_t count, gnCommandPoolHandle pool) {
+
+    return GN_SUCCESS;
+}
diff --git a/projects/apis/opengl/src/commands/buffers/opengl_command_buffer.h b/projects/apis/opengl/src/commands/buffers/opengl_command_buffer.h
new file mode 100644
index 0000000..5b7b844
--- /dev/null
+++ b/projects/apis/opengl/src/commands/buffers/opengl_command_buffer.h
@@ -0,0 +1,7 @@
+#pragma once
+#include "core/src/command/command_buffer/gryphn_command_buffer.h"
+
+typedef struct gnPlatformCommandBuffer_t {
+
+} gnPlatformCommandBuffer;
+gnReturnCode openglCommandPoolAllocateCommandBuffers(gnCommandBufferHandle* commandBuffers, uint32_t count, gnCommandPoolHandle pool);
diff --git a/projects/apis/opengl/src/commands/pool/opengl_command_pool.c b/projects/apis/opengl/src/commands/pool/opengl_command_pool.c
new file mode 100644
index 0000000..4da4ab6
--- /dev/null
+++ b/projects/apis/opengl/src/commands/pool/opengl_command_pool.c
@@ -0,0 +1,6 @@
+#include "opengl_command_pool.h"
+
+gnReturnCode openglCreateCommandPool(gnCommandPool commandPool, gnDevice device, gnCommandPoolInfo info) {
+    return GN_SUCCESS;
+}
+void openglDestroyCommandPool(gnCommandPool commandPool) {}
diff --git a/projects/apis/opengl/src/commands/pool/opengl_command_pool.h b/projects/apis/opengl/src/commands/pool/opengl_command_pool.h
new file mode 100644
index 0000000..7d7f76a
--- /dev/null
+++ b/projects/apis/opengl/src/commands/pool/opengl_command_pool.h
@@ -0,0 +1,6 @@
+#pragma once
+#include "core/src/command/command_pool/gryphn_command_pool.h"
+
+typedef struct gnPlatformCommandPool_t gnPlatformCommandPool;
+gnReturnCode openglCreateCommandPool(gnCommandPool commandPool, gnDevice device, gnCommandPoolInfo info);
+void openglDestroyCommandPool(gnCommandPool commandPool);
diff --git a/projects/loader/src/gryphn_loader.c b/projects/loader/src/gryphn_loader.c
index b1b350d..5da7871 100644
--- a/projects/loader/src/gryphn_loader.c
+++ b/projects/loader/src/gryphn_loader.c
@@ -84,7 +84,9 @@ gnCommandFunctions loadAPICommandFunctions(gnRenderingAPI api) {
     case GN_RENDERINGAPI_SOFTWARE: return (gnCommandFunctions){ NULL };
     case GN_RENDERINGAPI_DIRECTX11: return (gnCommandFunctions){ NULL };
     case GN_RENDERINGAPI_DIRECTX12: return (gnCommandFunctions){ NULL };
-    case GN_RENDERINGAPI_OPENGL: return (gnCommandFunctions){ NULL };
+#ifdef GN_API_OPENGL
+    case GN_RENDERINGAPI_OPENGL: return loadOpenGLCommandFunctions();
+#endif
 #ifdef GN_API_METAL
     case GN_RENDERINGAPI_METAL: return loadMetalCommandFunctions();
 #endif