Add tuxanci2 files

1 files changed, 233 insertions, 0 deletions

diff --git a/src/ta_sdl.c b/src/ta_sdl.c
new file mode 100644
index 0000000..d1519df
--- /dev/null
+++ b/src/ta_sdl.c
@@ -0,0 +1,233 @@
+/*
+ * Tuxánci 2 - A first person shooter
+ * Copyright (C) 2007-2011  Tuxánci Development Team
+ * Copyright (C) 2025-2026  Connor Thomson
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include <stdbool.h>
+#include <stdlib.h>
+#include "ta_sdl.h"
+#include "logging.h"
+#include "main.h"
+
+static void ta_sdl_handle_error(void) {
+    const char *error = SDL_GetError();
+    SDL_Log("SDL: %s\n", error);
+
+    ta_main_exit(1);
+}
+
+void ta_sdl_init(SDL_InitFlags flags) {
+    // TODO: Make it log what subsystem
+    ta_log("Initializing a SDL subsystem");
+    bool success = SDL_Init(flags);
+    if (!success) {
+        ta_sdl_handle_error();
+    }
+}
+
+void ta_sdl_shutdown(void) {
+    ta_log("Exiting SDL");
+    SDL_Quit();
+}
+
+SDL_Window *ta_sdl_create_window(const char *title, int width, int height) {
+    SDL_WindowFlags flags = { 0 };
+
+    ta_log("Initializing SDL window");
+    SDL_Window *window = SDL_CreateWindow(title, width, height, flags);
+    if (window) {
+        return window;
+    } else {
+        ta_sdl_handle_error();
+        return NULL;
+    }
+}
+
+SDL_IOStream *ta_sdl_io_from_file(const char *file, const char *mode) {
+    ta_log("Opening %s as %s", file, mode);
+
+    SDL_IOStream *io = SDL_IOFromFile(file, mode);
+    if (io) {
+        return io;
+    } else {
+        ta_sdl_handle_error();
+        return NULL;
+    }
+}
+
+SDL_IOStream *ta_sdl_io_from_mem(void *mem, size_t size) {
+    ta_log("Loading IO from memory");
+    SDL_IOStream *io = SDL_IOFromMem(mem, size);
+    if (io) {
+        return io;
+    } else {
+        ta_sdl_handle_error();
+        return NULL;
+    }
+}
+
+void ta_sdl_get_window_size(SDL_Window *window, int *width, int *height) {
+    bool success = SDL_GetWindowSize(window, width, height);
+    if (!success) {
+        ta_sdl_handle_error();
+    }
+}
+
+SDL_GPUDevice *ta_sdl_create_gpu_device(void) {
+    ta_log("Creating SDL_gpu device");
+    SDL_GPUDevice *device = SDL_CreateGPUDevice(SDL_GPU_SHADERFORMAT_SPIRV, true, NULL);
+    if (device) {
+        return device;
+    } else {
+        ta_sdl_handle_error();
+        return NULL;
+    }
+}
+
+void ta_sdl_claim_window_for_gpu_device(SDL_GPUDevice *device, SDL_Window *window) {
+    ta_log("Claiming SDL window for SDL_gpu device");
+    bool success = SDL_ClaimWindowForGPUDevice(device, window);
+    if (!success) {
+        ta_sdl_handle_error();
+    }
+}
+
+SDL_GPUShader *ta_sdl_create_gpu_shader(SDL_GPUDevice *device, const SDL_GPUShaderCreateInfo *createinfo) {
+    ta_log("Creating a SDL_gpu shader");
+    SDL_GPUShader *shader = SDL_CreateGPUShader(device, createinfo);
+    if (shader) {
+        return shader;
+    } else {
+        ta_sdl_handle_error();
+        return NULL;
+    }
+}
+
+SDL_GPUGraphicsPipeline *ta_sdl_create_gpu_graphics_pipeline(SDL_GPUDevice *device, const SDL_GPUGraphicsPipelineCreateInfo *createinfo) {
+    ta_log("Creating a SDL_gpu graphics pipeline");
+    SDL_GPUGraphicsPipeline *graphics_pipeline = SDL_CreateGPUGraphicsPipeline(device, createinfo);
+    if (graphics_pipeline) {
+        return graphics_pipeline;
+    } else {
+        ta_sdl_handle_error();
+        return NULL;
+    }
+}
+
+SDL_GPUTexture *ta_sdl_create_gpu_texture(SDL_GPUDevice *device, const SDL_GPUTextureCreateInfo *createinfo) {
+    SDL_GPUTexture *texture = SDL_CreateGPUTexture(device, createinfo);
+    if (texture) {
+        return texture;
+    } else {
+        ta_sdl_handle_error();
+        return NULL;
+    }
+}
+
+SDL_GPUSampler *ta_sdl_create_gpu_sampler(SDL_GPUDevice *device, const SDL_GPUSamplerCreateInfo *createinfo) {
+    SDL_GPUSampler *sampler = SDL_CreateGPUSampler(device, createinfo);
+    if (sampler) {
+        return sampler;
+    } else {
+        ta_sdl_handle_error();
+        return NULL;
+    }
+}
+
+SDL_GPUTransferBuffer *ta_sdl_create_gpu_transfer_buffer(SDL_GPUDevice *device, const SDL_GPUTransferBufferCreateInfo *createinfo) {
+    SDL_GPUTransferBuffer *transfer_buffer = SDL_CreateGPUTransferBuffer(device, createinfo);
+    if (transfer_buffer) {
+        return transfer_buffer;
+    } else {
+        ta_sdl_handle_error();
+        return NULL;
+    }
+}
+
+void *ta_sdl_map_gpu_transfer_buffer(SDL_GPUDevice *device, SDL_GPUTransferBuffer *transfer_buffer, bool cycle) {
+    void *mapped = SDL_MapGPUTransferBuffer(device, transfer_buffer, cycle);
+    if (mapped) {
+        return mapped;
+    } else {
+        ta_sdl_handle_error();
+        return NULL;
+    }
+}
+
+SDL_GPUCommandBuffer *ta_sdl_acquire_gpu_command_buffer(SDL_GPUDevice *device) {
+    SDL_GPUCommandBuffer *command_buffer = SDL_AcquireGPUCommandBuffer(device);
+    if (command_buffer) {
+        return command_buffer;
+    } else {
+        ta_sdl_handle_error();
+        return NULL;
+    }
+}
+
+SDL_GPUCopyPass *ta_sdl_begin_gpu_copy_pass(SDL_GPUCommandBuffer *command_buffer) {
+    SDL_GPUCopyPass *copy_pass = SDL_BeginGPUCopyPass(command_buffer);
+    if (copy_pass) {
+        return copy_pass;
+    } else {
+        ta_sdl_handle_error();
+        return NULL;
+    }
+}
+
+SDL_GPURenderPass *ta_sdl_begin_gpu_render_pass(SDL_GPUCommandBuffer *command_buffer, const SDL_GPUColorTargetInfo *color_target_infos, Uint32 num_color_targets, const SDL_GPUDepthStencilTargetInfo *depth_stencil_target_info) {
+    SDL_GPURenderPass *render_pass = SDL_BeginGPURenderPass(command_buffer, color_target_infos, num_color_targets, depth_stencil_target_info);
+    if (render_pass) {
+        return render_pass;
+    } else {
+        ta_sdl_handle_error();
+        return NULL;
+    }
+}
+
+void ta_sdl_wait_and_acquire_gpu_swapchain_texture(SDL_GPUCommandBuffer *commandbuffer, SDL_Window *window, SDL_GPUTexture **swapchain_texture) {
+    Uint32 *swapchain_texture_width  = NULL;
+    Uint32 *swapchain_texture_height = NULL;
+    
+    bool success = SDL_WaitAndAcquireGPUSwapchainTexture(commandbuffer, window, swapchain_texture, swapchain_texture_width, swapchain_texture_height);
+    if (!success) {
+        ta_sdl_handle_error();
+    }
+}
+
+void ta_sdl_submit_gpu_command_buffer(SDL_GPUCommandBuffer *command_buffer) {
+    bool success = SDL_SubmitGPUCommandBuffer(command_buffer);
+    if (!success) {
+        ta_sdl_handle_error();
+    }
+}
+
+SDL_Surface *ta_sdl_convert_surface(SDL_Surface *surface, SDL_PixelFormat format) {
+    SDL_Surface *converted_surface = SDL_ConvertSurface(surface, format);
+    if (converted_surface) {
+        return converted_surface;
+    } else {
+        ta_sdl_handle_error();
+        return NULL;
+    }
+}
+
+void ta_sdl_set_window_fullscreen(SDL_Window *window, bool fullscreen) {
+    bool success = SDL_SetWindowFullscreen(window, fullscreen);
+    if (!success) {
+        ta_sdl_handle_error();
+    }
+}
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