Replace GLFW with SDL3

Since I plan to use SDL3 API, I had to replace GLFW
window and surface creation with SDL3 variant. For now
it's working fine.
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everyonecancode authored and Piotr Krygier committed 2025-08-29 10:02:14 +02:00
1 parent 393b59ad5d
commit 1b5cc7a79c
9 files changed
+43 -91

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+25 -73
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@@ -10,8 +10,15 @@
*/
#include "window.h"
#include <SDL3/SDL_events.h>
#include <SDL3/SDL_init.h>
#include <SDL3/SDL_video.h>
#include <stdint.h>
#include "GLFW/glfw3.h"
#include "SDL3/SDL.h"
#include "SDL3/SDL_main.h"
#include "utilities/commons.h"
#include "utilities/localization.h"
#include "window_errors.h"
#include "utilities/logger.h"
@@ -19,88 +26,32 @@
#include "vulkan/vulkan_core.h"
#include "vulkan_base.h"
/**
* @brief GLFW error callback
*
* @param error Error code
* @param description Error description
*/
static void error_callback(int error, const char* description)
rse_err_t window_init(SDL_Window **window_handle, bool *is_framebuffer_resized)
{
(void)error;
LOGE("Error: %s", description);
}
SDL_Init(SDL_INIT_VIDEO);
/**
* @brief Pressed key callback
*
* @param window Window in which contex the key has been pressed
* @param key The keyboard key that was pressed or released
* @param scancode The system-specific scancode of the key.
* @param action GLFW_PRESS, GLFW_RELEASE or GLFW_REPEAT
* @param mods Bit field describing which modifier keys were held down
*/
static void key_callback(GLFWwindow* window, int key, int scancode, int action, int mods)
{
(void)scancode;
(void)action;
(void)mods;
if (key == GLFW_KEY_ESCAPE && action == GLFW_PRESS) {
glfwSetWindowShouldClose(window, GLFW_TRUE);
}
}
static void framebuffer_resized_callback(GLFWwindow* window, int width, int height)
{
bool* is_frambuffer_resized = (bool*)glfwGetWindowUserPointer(window);
(void)window;
(void)width;
(void)height;
*is_frambuffer_resized = 1;
}
rse_err_t window_init(GLFWwindow** window_handle, bool* is_framebuffer_resized)
{
/* Initiliaze GLFW AP */
if (GLFW_TRUE != glfwInit())
{
LOGF(_("GLFW init failed!\n"));
return WINDOW_ERROR_GLFW_INIT_FAILED;
}
/* Check for Vulkan support */
if (GLFW_FALSE == glfwVulkanSupported()) {
LOGF(_("Unable to load Vulkan\n"));
return WINDOW_ERROR_VULKAN_NOT_LOADED;
}
/* Set error callback */
glfwSetErrorCallback(error_callback);
/* Create window */
glfwWindowHint(GLFW_CLIENT_API, GLFW_NO_API);
*window_handle = glfwCreateWindow(640, 480, "RedScarfEngine", NULL, NULL);
*window_handle = SDL_CreateWindow("RedScarfEngine", 640, 480, SDL_WINDOW_VULKAN);
if (NULL == *window_handle) {
LOGF(_("Window context creation failed\n"));
return WINDOW_ERROR_WINDOW_NOT_CREATED;
}
glfwSetKeyCallback(*window_handle, key_callback);
glfwSetFramebufferSizeCallback(*window_handle, framebuffer_resized_callback);
glfwSetWindowUserPointer(*window_handle, is_framebuffer_resized);
return RSE_ERROR_NO_ERROR;
}
rse_err_t window_loop(struct graphics_context_t* context)
{
while (!glfwWindowShouldClose(context->window_handle)) {
glfwPollEvents();
uint8_t done = 0;
SDL_Event event;
while (0 == done) {
while (SDL_PollEvent(&event)) {
if (SDL_EVENT_QUIT == event.type) {
done = 1;
}
}
draw_frame(context);
}
@@ -108,8 +59,9 @@ rse_err_t window_loop(struct graphics_context_t* context)
return RSE_ERROR_NO_ERROR;
}
void window_terminate(GLFWwindow* window_handle)
void window_terminate(SDL_Window* window_handle)
{
glfwDestroyWindow(window_handle);
glfwTerminate();
SDL_DestroyWindow(window_handle);
SDL_Quit();
}