get vulkan functions up and running

Gryphn/GryphnLoader/src/ext/device/swapchain/gryphn_swapchain.c

@@ -0,0 +1,10 @@
+#include "gryphn_swapchain.h"
+#include "gryphn_return_code.h"
+#include <device/gryphn_device.h>
+
+gnReturnCode gnCreateSwapchain(gnDevice device, gnSwapchainCreateInfo* createInfo, gnSwapchain* swapchain) {
+    return device->dispatchTable.createSwapchain(device, createInfo, swapchain);
+}
+gnReturnCode gnDestroySwapchain(gnDevice device, gnSwapchain* swapchain) {
+    return device->dispatchTable.destroySwapchain(device, swapchain);
+}

Gryphn/GryphnLoader/src/ext/device/swapchain/gryphn_swapchain.h

@@ -0,0 +1,20 @@
+#pragma once
+#include <gryphn_handle.h>
+#include "core/gryphn_format.h"
+#include "core/gryphn_present_mode.h"
+#include "core/gryphn_vec2d.h"
+#include "gryphn_return_code.h"
+#include "stdint.h"
+
+typedef struct gnSwapchainCreateInfo {
+    gnSurface surface;
+    uint32_t minImageCount;
+    gnFormat imageFormat;
+    gnColorSpace imageColorSpace;
+    gnExtent2D imageExtent;
+    uint32_t imageArrayLayers;
+    gnPresentMode presentMode;
+} gnSwapchainCreateInfo;
+
+gnReturnCode gnCreateSwapchain(gnDevice device, gnSwapchainCreateInfo* createInfo, gnSwapchain* swapchain);
+gnReturnCode gnDestroySwapchain(gnDevice device, gnSwapchain* swapchain);

Gryphn/GryphnLoader/src/instance/dispatch/gryphn_device_dispatch_table.h

@@ -1,8 +1,13 @@
 #pragma once
 #include "gryphn_handle.h"
+typedef struct gnSwapchainCreateInfo gnSwapchainCreateInfo;
 
 typedef gnReturnCode (*PFN_gnDestroyDevice)(gnDevice);
+typedef gnReturnCode (*PFN_gnCreateSwapchain)(gnDevice, gnSwapchainCreateInfo*, gnSwapchain*);
+typedef gnReturnCode (*PFN_gnDestroySwapchain)(gnDevice, gnSwapchain*);
 
 typedef struct gnDeviceDispatchTable {
     PFN_gnDestroyDevice destroyDevice;
+    PFN_gnCreateSwapchain createSwapchain;
+    PFN_gnDestroySwapchain destroySwapchain;
 } gnDeviceDispatchTable;

Gryphn/apis/GryphnVulkan/src/extensions/vulkan_ext_swapchain.c

@@ -0,0 +1,9 @@
+#include "../vulkan_functions.h"
+#include "gryphn_return_code.h"
+
+gnReturnCode vulkanCreateSwapchain(gnDevice device, gnSwapchainCreateInfo* createInfo, gnSwapchain* swapchain) {
+    return GN_UNSUPPORTED_BACKEND;
+}
+gnReturnCode vulkanDestroySwapchain(gnDevice device, gnSwapchain* swapchain) {
+    return GN_UNSUPPORTED_BACKEND;
+}

Gryphn/apis/GryphnVulkan/src/vulkan_device.c

@@ -64,6 +64,8 @@ gnReturnCode vulkanCreateDevice(gnInstance instance, gnDeviceCreateInfo* info, g
         if (strcmp(info->enabledExtensions[i], "GN_EXT_swapchain") == 0) {
             extensions[realEnabledExtensionCount] = VK_KHR_SWAPCHAIN_EXTENSION_NAME;
             realEnabledExtensionCount++;
+            device->dispatchTable.createSwapchain = vulkanCreateSwapchain;
+            device->dispatchTable.destroySwapchain = vulkanDestroySwapchain;
         }
     }
 

Gryphn/apis/GryphnVulkan/src/vulkan_functions.h

@@ -15,3 +15,5 @@ gnReturnCode vulkanGetSurfaceCapabilities(gnPhysicalDevice device, gnSurface sur
 gnReturnCode vulkanGetSurfaceFormats(gnPhysicalDevice device, gnSurface surface, uint32_t* formatCount, gnSurfaceFormat* formats);
 gnReturnCode vulkanGetSurfacePresentModes(gnPhysicalDevice device, gnSurface surface, uint32_t* presentModeCount, gnPresentMode* presentModes);
 gnReturnCode vulkanDestroySurface(gnInstance instance, gnSurface* surface);
+gnReturnCode vulkanCreateSwapchain(gnDevice device, gnSwapchainCreateInfo* createInfo, gnSwapchain* swapchain);
+gnReturnCode vulkanDestroySwapchain(gnDevice device, gnSwapchain* swapchain);

Gryphn/gryphn.h

@@ -7,6 +7,7 @@ extern "C" {
 #include "GryphnLoader/src/device/gryphn_physical_device.h"
 #include "GryphnLoader/src/device/gryphn_device.h"
 #include "GryphnLoader/src/ext/instance/surface/gryphn_surface.h"
+#include "GryphnLoader/src/ext/device/swapchain/gryphn_swapchain.h"
 #ifdef __cplusplus
 }
 #endif

main.cpp

@@ -23,7 +23,7 @@ gnDevice device;
 gnSurface surface;
 gnSwapchain swapchain;
 
-int min(int a, int b) {
+uint32_t min(uint32_t a, uint32_t b) {
     if (a < b) return a;
     return b;
 }
@@ -129,25 +129,25 @@ gnPresentMode getPresentMode() {
 
 
 void createSwapchain() {
-    // gnSurfaceCapabilities capabilites;
-    // gnGetSurfaceCapabilities(pysicalDevice, surface, &capabilites);
+    gnSurfaceCapabilities capabilites;
+    gnGetSurfaceCapabilities(pysicalDevice, surface, &capabilites);
 
-    // gnSurfaceFormat chosenFormat = getSurfaceFormat();
-    // gnPresentMode chosenMode = getPresentMode();
+    gnSurfaceFormat chosenFormat = getSurfaceFormat();
+    gnPresentMode chosenMode = getPresentMode();
 
-    // int width, height;
-    // glfwGetWindowSize(window, &width, &height);
+    int width, height;
+    glfwGetWindowSize(window, &width, &height);
 
-    // gnSwapchainCreateInfo createInfo = {
-    //     .surface = surface,
-    //     .minImageCount = min(capabilites.minImageCount + 1, capabilites.maxImageCount),
-    //     .imageFormat = chosenFormat.format,
-    //     .imageColorSpace = chosenFormat.colorSpace,
-    //     .imageExtent = { width, height },
-    //     .imageArrayLayers = 1,
-    //     .presentMode = chosenMode,
-    // };
-    // CHECK(gnCreateSwapchain(device, &createInfo, &swapchain));
+    gnSwapchainCreateInfo createInfo = {
+        .surface = surface,
+        .minImageCount = min(capabilites.minImageCount + 1, capabilites.maxImageCount),
+        .imageFormat = chosenFormat.format,
+        .imageColorSpace = chosenFormat.colorSpace,
+        .imageExtent = { (uint32_t)width, (uint32_t)height },
+        .imageArrayLayers = 1,
+        .presentMode = chosenMode,
+    };
+    CHECK(gnCreateSwapchain(device, &createInfo, &swapchain));
 }
 
 int main() {