vulkan framebuffers

rendering_api/vulkan/src/framebuffers/vulkan_framebuffer.c

@@ -0,0 +1,34 @@
+#include "vulkan_framebuffer.h"
+#include "textures/vulkan_texture.h"
+#include "renderpass/vulkan_render_pass_descriptor.h"
+#include "output_device/vulkan_output_devices.h"
+
+gnReturnCode gnCreateFramebufferFn(struct gnFramebuffer_t* framebuffer, struct gnOutputDevice_t* device, struct gnFramebufferInfo_t info) {
+    framebuffer->framebuffer = malloc(sizeof(struct gnPlatformFramebuffer_t));
+
+    VkImageView* attachments = malloc(sizeof(VkImageView) * info.attachmentCount);
+    for (int i = 0; i < info.attachmentCount; i++)
+        attachments[i] = info.attachments[i].texture->imageView;
+
+    VkFramebufferCreateInfo framebufferInfo = {
+        .sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO,
+        .renderPass = info.renderPassDescriptor->renderPassDescriptor->renderPass,
+        .attachmentCount = info.attachmentCount,
+        .pAttachments = attachments,
+        .width = info.size.x,
+        .height = info.size.y,
+        .layers = 1
+    };
+
+    if (vkCreateFramebuffer(device->outputDevice->device, &framebufferInfo, NULL, &framebuffer->framebuffer->framebuffer) != VK_SUCCESS) {
+        return GN_FAILED_TO_CREATE_FRAMEBUFFER;
+    }
+
+    free(attachments);
+    return GN_SUCCESS;
+}
+
+void gnDestroyFramebufferFn(struct gnFramebuffer_t* framebuffer) {
+    vkDestroyFramebuffer(framebuffer->device->outputDevice->device, framebuffer->framebuffer->framebuffer, NULL);
+    free(framebuffer->framebuffer);
+}

rendering_api/vulkan/src/framebuffers/vulkan_framebuffer.h

@@ -0,0 +1,7 @@
+#pragma once
+#include "core/framebuffer/gryphn_framebuffer.h"
+#include <vulkan/vulkan.h>
+
+typedef struct gnPlatformFramebuffer_t {
+    VkFramebuffer framebuffer;
+} gnPlatformFramebuffer;

src/core/framebuffer/gryphn_framebuffer.c

@@ -1,9 +1,11 @@
 #include "gryphn_framebuffer.h"
+#include "core/gryphn_platform_functions.h"
 
 gnReturnCode gnCreateFramebuffer(struct gnFramebuffer_t* framebuffer, struct gnOutputDevice_t* device, struct gnFramebufferInfo_t framebufferInfo) {
     framebuffer->device = device;
+    return device->deviceFunctions->_gnCreateFramebuffer(framebuffer, device, framebufferInfo);
 }
 
 void gnDestroyFramebuffer(struct gnFramebuffer_t *framebuffer) {
-
+    framebuffer->device->deviceFunctions->_gnDestroyFramebuffer(framebuffer);
 }

src/core/gryphn_platform_functions.h

@@ -8,8 +8,9 @@
 #include "window_surface/gryphn_surface.h"
 #include "window_surface/gryphn_surface_create_functions.h"
 #include "shader_module/gryphn_shader_module.h"
-#include "pipelines/graphics_pipeline/gryphn_graphics_pipeline.h"
 #include "renderpass/gryphn_render_pass_descriptor.h"
+#include "pipelines/graphics_pipeline/gryphn_graphics_pipeline.h"
+#include "framebuffer/gryphn_framebuffer.h"
 
 typedef struct gnFunctions_t {
     gnReturnCode (*_gnCreateInstance)(gnInstance* instance, struct gnInstanceInfo_t info);
@@ -62,4 +63,7 @@ typedef struct gnDeviceFunctions_t {
 
     gnReturnCode (*_gnCreateGraphicsPipeline)(struct gnGraphicsPipeline_t* pipeline, struct gnOutputDevice_t* device, struct gnGraphicsPipelineInfo_t pipelineInfo);
     void (*_gnDestroyGraphicsPipeline)(struct gnGraphicsPipeline_t* pipeline);
+
+    gnReturnCode (*_gnCreateFramebuffer)(struct gnFramebuffer_t* framebuffer, struct gnOutputDevice_t* device, struct gnFramebufferInfo_t framebufferInfo);
+    void (*_gnDestroyFramebuffer)(struct gnFramebuffer_t* framebuffer);
 } gnDeviceFunctions;

src/core/instance/init/gryphn_init.c

@@ -77,4 +77,6 @@ void gnLoadDeviceFunctions(struct gnDynamicLibrary_t* lib, struct gnDeviceFuncti
     gnLoadDLLFunction(lib, functions->_gnDestroyRenderPassDescriptor, "gnDestroyRenderPassDescriptorFn");
     gnLoadDLLFunction(lib, functions->_gnCreateGraphicsPipeline, "gnCreateGraphicsPipelineFn");
     gnLoadDLLFunction(lib, functions->_gnDestroyGraphicsPipeline, "gnDestroyGraphicsPipelineFn");
+    gnLoadDLLFunction(lib, functions->_gnCreateFramebuffer, "gnCreateFramebufferFn");
+    gnLoadDLLFunction(lib, functions->_gnDestroyFramebuffer, "gnDestroyFramebufferFn");
 }

src/utils/gryphn_error_code.h

@@ -24,7 +24,8 @@ typedef enum gnReturnCode_t {
     GN_FAILED_TO_CREATE_RENDER_PASS,
     GN_FAILED_TO_CREATE_GRAPHICS_PIPELINE,
     GN_UNSUPPORTED_SHADER_MODULE,
-    GN_UNKNOWN_SUBPASS
+    GN_UNKNOWN_SUBPASS,
+    GN_FAILED_TO_CREATE_FRAMEBUFFER
 } gnReturnCode;
 
 typedef gnReturnCode gnErrorCode;
@@ -54,5 +55,6 @@ static const char* gnErrorCodeToCString(enum gnReturnCode_t returnCode) {
     case GN_FAILED_TO_CREATE_GRAPHICS_PIPELINE: return "GN_FAILED_TO_CREATE_GRAPHICS_PIPELINE";
     case GN_UNSUPPORTED_SHADER_MODULE: return "GN_UNSUPPORTED_SHADER_MODULE";
     case GN_UNKNOWN_SUBPASS: return "GN_UNKNOWN_SUBPASS";
+    case GN_FAILED_TO_CREATE_FRAMEBUFFER: return "GN_FAILED_TO_CREATE_FRAMEBUFFER";
     }
 }