AstralTech/Gryphn
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essentially finish the loader rewrite

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This commit is contained in:
Gregory Wells
2025-08-03 10:59:00 -04:00
parent 9d0f42731b
commit 988333c0ac
11 changed files with 42 additions and 26 deletions
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4
projects/apis/metal/src/instance/metal_instance.h
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@@ -7,5 +7,5 @@ typedef struct gnPlatformInstance_t {
NSView* metalContentView;
} gnPlatformInstance;
gnReturnCode metalCreateInstance(gnInstanceHandle instance, gnInstanceCreateInfo* instanceInfo, gryphnFunctionLayer* next);
void metalDestroyInstance(gnInstance instance, gryphnFunctionLayer* next);
gnReturnCode metalCreateInstance(gnInstanceHandle instance, gnInstanceCreateInfo* instanceInfo, PFN_gnCreateInstance_layer* next);
void metalDestroyInstance(gnInstance instance, PFN_gnDestroyInstance_layer* next);

4
projects/apis/metal/src/instance/metal_instance.m
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@@ -1,10 +1,10 @@
#include "metal_instance.h"
// metal instances are kinda useless
gnReturnCode metalCreateInstance(gnInstanceHandle instance, gnInstanceCreateInfo* instanceInfo, gryphnFunctionLayer* next) {
gnReturnCode metalCreateInstance(gnInstanceHandle instance, gnInstanceCreateInfo* instanceInfo, PFN_gnCreateInstance_layer* next) {
if (instance->instance == NULL) instance->instance = malloc(sizeof(gnPlatformInstance));
return GN_SUCCESS;
}
void metalDestroyInstance(gnInstanceHandle instance, gryphnFunctionLayer* next) {
void metalDestroyInstance(gnInstanceHandle instance, PFN_gnDestroyInstance_layer* next) {
free(instance->instance);
}

6
projects/apis/vulkan/src/instance/vulkan_instance.c
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@@ -1,6 +1,8 @@
#include "vulkan_instance.h"
#include "vulkan_result_converter.h"
#include "stdio.h"
static VKAPI_ATTR VkBool32 VKAPI_CALL vk_debuggerDebugCallback(
VkDebugUtilsMessageSeverityFlagBitsEXT messageSeverity,
VkDebugUtilsMessageTypeFlagsEXT messageType,
@@ -35,7 +37,7 @@ static VKAPI_ATTR VkBool32 VKAPI_CALL vk_debuggerDebugCallback(
return VK_TRUE;
}
gnReturnCode vulkanCreateInstance(gnInstanceHandle instance, gnInstanceCreateInfo* instanceInfo, gryphnFunctionLayer* next) {
gnReturnCode vulkanCreateInstance(gnInstanceHandle instance, gnInstanceCreateInfo* instanceInfo, PFN_gnCreateInstance_layer* next) {
instance->instance = malloc(sizeof(gnPlatformInstance));
vkStringArrayList extensions = vkStringArrayListCreate();
@@ -101,6 +103,6 @@ gnReturnCode vulkanCreateInstance(gnInstanceHandle instance, gnInstanceCreateInf
return VkResultToGnReturnCode(vkCreateInstance(&createInfo, NULL, &instance->instance->vk_instance));
}
void vulkanDestroyInstance(gnInstanceHandle instance, gryphnFunctionLayer* next) {
void vulkanDestroyInstance(gnInstanceHandle instance, PFN_gnDestroyInstance_layer* next) {
vkDestroyInstance(instance->instance->vk_instance, NULL);
}

4
projects/apis/vulkan/src/instance/vulkan_instance.h
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@@ -14,8 +14,8 @@ typedef struct gnPlatformInstance_t {
vkUserData userData;
} gnPlatformInstance;
gnReturnCode vulkanCreateInstance(gnInstanceHandle instance, gnInstanceCreateInfo* instanceInfo, gryphnFunctionLayer* next);
void vulkanDestroyInstance(gnInstanceHandle instance, gryphnFunctionLayer* next);
gnReturnCode vulkanCreateInstance(gnInstanceHandle instance, gnInstanceCreateInfo* instanceInfo, PFN_gnCreateInstance_layer* next);
void vulkanDestroyInstance(gnInstanceHandle instance, PFN_gnDestroyInstance_layer* next);
typedef const char* vkString;
GN_ARRAY_LIST(vkString);

9
projects/core/src/instance/gryphn_instance.c
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@@ -4,6 +4,9 @@
#include "loader/src/gryphn_extension_loader.h"
#include "loader/src/gryphn_loader.h"
#include "loader/src/gryphn_loader.h"
#include "stdio.h"
#include "apis/vulkan/loader/vulkan_loader.h"
// this implementation of gnCreateInstance cannot return GN_UNLOADED_LAYER
gnReturnCode gnCreateInstance(gnInstanceHandle* instance, gnInstanceCreateInfo* info) {
@@ -11,7 +14,7 @@ gnReturnCode gnCreateInstance(gnInstanceHandle* instance, gnInstanceCreateInfo*
(*instance)->hasDebugger = GN_FALSE;
(*instance)->layers = loaderLayerArrayListCreate();
// (*instance)->functions =
(*instance)->functions = gryphnLoadAPILayer(info->coreAPI);
loaderLayerArrayListAdd(&(*instance)->layers, loadLayer((loaderInfo){
.api = info->coreAPI,
@@ -45,11 +48,11 @@ gnReturnCode gnCreateInstance(gnInstanceHandle* instance, gnInstanceCreateInfo*
for (int i = 0; i < (*instance)->layers.count; i++) (*instance)->layers.data[i].layerIndex = i;
(*instance)->callingLayer = &(*instance)->layers.data[(*instance)->layers.count - 1];
if (unsupportedExtension) return GN_UNLOADED_EXTENSION;
return (*(PFN_gnCreateInstance*)(*instance)->functions.createInstance.function)(*instance, info, (*instance)->functions.createInstance.next);
return (*instance)->functions.createInstance.func(*instance, info, NULL);
}
void gnDestroyInstance(gnInstanceHandle* instance) {
if (instance == GN_NULL_HANDLE) return;
(*(PFN_gnDestroyInstance*)(*instance)->functions.destroyInstance.function)(*instance, (*instance)->functions.destroyInstance.next);
(*instance)->functions.destroyInstance.func(*instance, NULL);
*instance = GN_NULL_HANDLE;
}

11
projects/loader/src/gryphn_instance_functions.h
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@@ -3,6 +3,7 @@
#include "core/gryphn_return_code.h"
#include "utils/gryphn_bool.h"
#include "gryphn_handles.h"
#include "gryphn_loader_helpers.h"
typedef struct gnInstanceCreateInfo gnInstanceCreateInfo;
typedef struct gnSurfaceDetails gnSurfaceDetails;
@@ -18,9 +19,13 @@ typedef struct gnOutputDeviceInfo gnOutputDeviceInfo;
typedef struct gnMacOSWindowSurfaceInfo gnMacOSWindowSurfaceInfo;
#endif
typedef struct gryphnFunctionLayer gryphnFunctionLayer;
typedef gnReturnCode (*PFN_gnCreateInstance)(gnInstanceHandle instance, gnInstanceCreateInfo* info, gryphnFunctionLayer* next);
typedef gnReturnCode (*PFN_gnDestroyInstance)(gnInstanceHandle instance, gryphnFunctionLayer* next);
typedef struct PFN_gnCreateInstance_layer PFN_gnCreateInstance_layer;
typedef gnReturnCode (*PFN_gnCreateInstance)(gnInstanceHandle instance, gnInstanceCreateInfo* info, PFN_gnCreateInstance_layer* next);
gryphnFunctionLayer(PFN_gnCreateInstance);
typedef struct PFN_gnDestroyInstance_layer PFN_gnDestroyInstance_layer;
typedef void (*PFN_gnDestroyInstance)(gnInstanceHandle instance, PFN_gnDestroyInstance_layer* next);
gryphnFunctionLayer(PFN_gnDestroyInstance);
typedef struct gnInstanceFunctions {
gnPhysicalDevice* (*_gnGetPhysicalDevices)(gnInstanceHandle instance, uint32_t* count);

4
projects/loader/src/gryphn_loader.h
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@@ -14,8 +14,8 @@ typedef struct gryphnFunctionLayer {
} gryphnFunctionLayer;
typedef struct gryphnInstanceFunctionLayers {
gryphnFunctionLayer createInstance; // PFN_gnCreateInstance
gryphnFunctionLayer destroyInstance; // PFN_gnDestroyInstance
PFN_gnCreateInstance_layer createInstance;
PFN_gnDestroyInstance_layer destroyInstance;
} gryphnInstanceFunctionLayers;
gryphnInstanceFunctionLayers gryphnLoadAPILayer(gnRenderingAPI api);

6
projects/loader/src/gryphn_loader_helpers.h Normal file
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@@ -0,0 +1,6 @@
#pragma once
#define gryphnFunctionLayer(function) typedef struct function##_layer { \
function func;\
struct function##_layer* next; \
} function##_layer;\

12
projects/validation_layers/function_loader/src/instance_functions.c
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@@ -4,23 +4,23 @@
#include "core/src/output_device/gryphn_output_device.h"
#include "core/src/window_surface/gryphn_surface.h"
gnReturnCode checkCreateInstance(gnInstanceHandle instance, gnInstanceCreateInfo* info, gryphnFunctionLayer* next) {
if (next->function == NULL) {
gnReturnCode checkCreateInstance(gnInstanceHandle instance, gnInstanceCreateInfo* info, PFN_gnCreateInstance_layer* next) {
if (next->func == NULL) {
gnDebuggerSetErrorMessage(instance->debugger, (gnMessageData){
.message = gnCreateString("Failed to load gnCreateInstance this indicates a bug within gryphn")
});
return GN_FAILED_TO_LOAD_FUNCTION;
}
return (*(PFN_gnCreateInstance*)next->function)(instance, info, next->next);
return (*(PFN_gnCreateInstance*)next->func)(instance, info, next->next);
}
void checkDestroyInstance(gnInstanceHandle instance, gryphnFunctionLayer* next) {
if (next->function == NULL) {
void checkDestroyInstance(gnInstanceHandle instance, PFN_gnDestroyInstance_layer* next) {
if (next->func == NULL) {
gnDebuggerSetErrorMessage(instance->debugger, (gnMessageData){
.message = gnCreateString("Failed to load gnDestroyInstance this indicates a bug within gryphn")
});
}
(*(PFN_gnDestroyInstance*)next->function)(instance, next->next);
(*(PFN_gnDestroyInstance*)next->func)(instance, next->next);
}
gnPhysicalDevice* checkGetPhysicalDevices(gnInstanceHandle instance, uint32_t* count) {

4
projects/validation_layers/function_loader/src/instance_functions.h
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@@ -2,8 +2,8 @@
#include "core/src/instance/gryphn_instance.h"
#include <core/src/window_surface/gryphn_surface_create_functions.h>
gnReturnCode checkCreateInstance(gnInstanceHandle instance, gnInstanceCreateInfo* info, gryphnFunctionLayer* next);
void checkDestroyInstance(gnInstanceHandle instance, gryphnFunctionLayer* next);
gnReturnCode checkCreateInstance(gnInstanceHandle instance, gnInstanceCreateInfo* info, PFN_gnCreateInstance_layer* next);
void checkDestroyInstance(gnInstanceHandle instance, PFN_gnDestroyInstance_layer* next);
gnPhysicalDevice* checkGetPhysicalDevices(gnInstanceHandle instance, uint32_t* count);
gnBool checkCanDevicePresent(gnPhysicalDevice device, gnWindowSurfaceHandle windowSurface);