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-rw-r--r--src/core/include/engine/engine.h2
-rw-r--r--src/core/src/loop.c112
-rw-r--r--src/rendering/include/engine/rendering/window.h10
-rw-r--r--src/rendering/src/platform_glfw.c3
-rw-r--r--src/rendering/src/window.c227
5 files changed, 16 insertions, 338 deletions
diff --git a/src/core/include/engine/engine.h b/src/core/include/engine/engine.h
index d28c024..d0a61f2 100644
--- a/src/core/include/engine/engine.h
+++ b/src/core/include/engine/engine.h
@@ -31,7 +31,7 @@ typedef struct {
/* Essential functions */
Instance* engine_init(const char* windowtitle, i32 windowWidth, i32 windowHeight,
- const f32 render_scale, const u32 flags,
+ const u32 flags,
const usize initial_memory);
i32 engine_run(Instance* p, StateType initial_state, void* state_arg);
diff --git a/src/core/src/loop.c b/src/core/src/loop.c
index 6a91f46..cd264a7 100644
--- a/src/core/src/loop.c
+++ b/src/core/src/loop.c
@@ -33,6 +33,7 @@
#include <engine/rendering/window.h>
#include <engine/rendering/rendering.h>
+#include <engine/rendering/platform_glfw.h>
#define DEFAULT_NUM_PROCS 8
@@ -101,7 +102,7 @@ i32 cmp_int(const void* a, const void* b) {
/* Creates the window, initializes IO, Rendering, Fonts and engine-specific
* resources. */
Instance* engine_init(const char* windowtitle, i32 windowWidth, i32 windowHeight,
- const f32 render_scale, const u32 flags,
+ const u32 flags,
const usize initial_memory) {
INFO("Engine version " ENGINE_VERSION);
@@ -113,7 +114,7 @@ Instance* engine_init(const char* windowtitle, i32 windowWidth, i32 windowHeight
INFO("Starting with pid %lu", pid);
}
#endif
- v2_i32 windowsize = (v2_i32){.x = windowWidth, .y = windowHeight};
+ v2_i32 windowsize = (v2_i32){.x = windowWidth, .y = windowHeight};
Instance* p = (Instance*)calloc(1, sizeof(Instance));
Window* w = (Window*)calloc(1, sizeof(Window));
@@ -122,106 +123,7 @@ Instance* engine_init(const char* windowtitle, i32 windowWidth, i32 windowHeight
Resources* resources = calloc(1, sizeof(Resources));
// TODO: Initialize them :)
- w = init_window_glfw(windowtitle, (ivec2){windowsize.x, windowsize.y}, flags);
- // Dont forget to init the renderer
- init_render_opengl(w, flags);
-
-
- //{ /* Resource loading */
-
- // /* Count resources */
- // usize n_textures = 0;
- // usize n_fonts = 0;
-
- // if (textures != NULL)
- // while (textures[n_textures] != NULL) n_textures++;
- // if (fonts != NULL)
- // while (fonts[n_fonts] != NULL) n_fonts++;
-
- // INFO("Number of textures: " TERM_COLOR_YELLOW "%d" TERM_COLOR_RESET,
- // n_textures);
- // INFO("Number of fonts: " TERM_COLOR_YELLOW "%d" TERM_COLOR_RESET, n_fonts);
-
- // /* Save the textures and fonts, if we should need to reload them later */
- // resources->texture_paths = (Asset_TextureSpec**)textures;
- // resources->font_paths = (Asset_FontSpec**)fonts;
-
- // /* Allocate memory for textures and fonts */
- // resources->textures = (Texture**)malloc(sizeof(Texture*) * n_textures);
- // //resources->fonts = (TTF_Font**)malloc(sizeof(TTF_Font*) * n_fonts);
- // resources->textures_size = n_textures;
-
- // for (usize i = 0; i < n_textures; i++) resources->textures[i] = NULL;
- // //for (usize i = 0; i < n_fonts; i++) resources->fonts[i] = NULL;
-
- // /* Load textures */
- // for (usize i = 0; i < n_textures; i++) {
- // Texture* t = NULL;
- // INFO_("loading texture \"" TERM_COLOR_YELLOW "%s" TERM_COLOR_RESET
- // "\"...",
- // textures[i]->path);
-
-//// t = load_texture(renderer, textures[i]);
-//// if (t == NULL) {
-//// puts("");
-//// ERROR("failed to load texture\n");
-//// exit(EXIT_FAILURE);
-//// }
-////
-//// if (t->tilesize < 8) {
-//// puts("");
-//// ERROR("texture too small!\n");
-//// exit(EXIT_FAILURE);
-//// }
-////
- // //if (t->texture == NULL) {
- // // puts("");
- // // ERROR("failed to load texture\n");
- // //} else {
- // // printf("ok\n");
- // // resources->textures[i] = t;
- // // resources->textures_len++;
- // //}
- // }
-
- // /* Load fonts */
- // for (usize i = 0; i < n_fonts; i++) {
- // INFO_("loading font \"" TERM_COLOR_YELLOW "%s" TERM_COLOR_RESET "\"...",
- // fonts[i]->font_path);
-
- // //TTF_Font* font = TTF_OpenFont(fonts[i]->font_path, fonts[i]->ptsize);
- // //if (!font) {
- // // ERROR("failed to load font: %s\n", TTF_GetError());
- // //} else {
- // // printf("ok\n");
- // // resources->fonts[i] = font;
- // // resources->fonts_len++;
- // //}
- // }
-
- // if (resources->textures_len != n_textures) {
- // WARN("Done. %d/%d textures loaded.", resources->textures_len, n_textures);
- // } else {
- // INFO("Done. All %d textures loaded.", n_textures);
- // }
-
- // if (resources->fonts_len != n_fonts) {
- // WARN("Done. %d/%d fonts loaded.", resources->fonts_len, n_fonts);
- // } else {
- // INFO("Done. All %d fonts loaded.", n_fonts);
- // }
-
- // resources->texturepaths_len = resources->textures_len;
- // resources->fontpaths_len = resources->fonts_len;
- //}
-
- //{ /* Adjust window and such */
- // /* Set actual windowsize, which might be forced by OS */
- // INFO("Adjusting window size...");
- // //windowsize = get_canvas_size(renderer);
-
- // INFO("Windowsize: <%d,%d>", windowsize.x, windowsize.y);
- //}
+ w = Platform_GLFW.window_init(p, windowtitle, (ivec2){windowsize.x, windowsize.y}, flags);
p->window = w;
p->quit = false;
@@ -319,7 +221,7 @@ i32 engine_run(Instance* p, StateType initial_state, void* state_arg) {
//const f64 delta = (f64)dt / (f64)fps_cap;
/* Events */
- window_poll_events();
+ Platform_GLFW.window_poll();
i_flush_bindings(dt, callbacks_len, callbacks, mem->data);
/* Update */
@@ -389,7 +291,7 @@ i32 engine_run(Instance* p, StateType initial_state, void* state_arg) {
ticks++;
} while(
- !window_should_close(p->window)
+ !Platform_GLFW.window_should_close(p->window)
&& state != STATE_quit
);
@@ -414,7 +316,7 @@ void engine_stop(Instance* p) {
// }
//}
- destroy_window(p->window);
+ Platform_GLFW.window_destroy(p->window);
free(p->resources);
}
diff --git a/src/rendering/include/engine/rendering/window.h b/src/rendering/include/engine/rendering/window.h
index edb510a..83384bc 100644
--- a/src/rendering/include/engine/rendering/window.h
+++ b/src/rendering/include/engine/rendering/window.h
@@ -38,16 +38,6 @@ typedef struct {
void* context;
} Window;
-// Window function
-Window* init_window_glfw(const char* windowtitle, ivec2 windowsize, const u32 flags);
-void destroy_window(Window* w);
-void window_resize(Window* window, int width, int height);
-
-bool window_should_close(Window* w);
-
-// Renderer intializer(s)
-void init_render_opengl(Window* w, const u32 flags);
-
void get_mousepos(double *x, double *y);
#ifdef __cplusplus
diff --git a/src/rendering/src/platform_glfw.c b/src/rendering/src/platform_glfw.c
index 8237593..38c55a0 100644
--- a/src/rendering/src/platform_glfw.c
+++ b/src/rendering/src/platform_glfw.c
@@ -4,6 +4,7 @@
#undef GLAD_GL_IMPLEMENTATION
// TODO: import vulkan thingymajig once I get around to it.
+// TODO: move OpenGL initialization code at some point
#undef GLFW_INCLUDE_NONE
#include <GLFW/glfw3.h>
@@ -101,6 +102,8 @@ Window* window_init_glfw(const Instance *restrict i, const char *restrict window
INFO("WINDOW SIZE: %d x %d -> %d x %d", wsize[0], wsize[1], ret->windowsize[0], ret->windowsize[1]);
}
+ // TODO: set this to `ret` once all the garbage is moved to `struct Window`
+ glfwSetWindowUserPointer(window, (void*)i);
render_init_opengl(ret, flags);
diff --git a/src/rendering/src/window.c b/src/rendering/src/window.c
index 4cf35f2..e784158 100644
--- a/src/rendering/src/window.c
+++ b/src/rendering/src/window.c
@@ -19,54 +19,6 @@
extern Instance* GLOBAL_PLATFORM;
-void (*window_poll_events)(void) = NULL;
-
-/* wrapper to get time in ms */
-u64 (*get_time)(void) = NULL;
-
-/* GLFW And vulkan spaghetti boiler */
-void glfw_err_callback(int code, const char* description) {
- ERROR("glfw [%d]: %s\n", code, description);
- // Terminate?
- exit(EXIT_FAILURE);
-}
-
-void window_resize_callback(GLFWwindow* window, int width, int height) {
- (void)width; (void)height;
- const GladGLContext* gl = GLOBAL_PLATFORM->window->context;
- glfwSwapBuffers(window);
- gl->Finish();
-}
-
-void framebuffer_resize_callback(GLFWwindow* window, int width, int height) {
- (void)window;
- const GladGLContext* gl = GLOBAL_PLATFORM->window->context;
- Camera* c = GLOBAL_PLATFORM->cam;
- gl->Viewport(0,0, width, height);
- GLOBAL_PLATFORM->window->windowsize[0] = width;
- GLOBAL_PLATFORM->window->windowsize[1] = height;
-
- r_reset_camera(c);
-}
-
-void window_resize(Window* window, int width, int height) {
- /* TODO: Handle different frameworks */
- window_resize_callback(window->window, width, height);
- framebuffer_resize_callback(window->window, width, height);
-}
-
-/* This is very glfw specific */
-GladGLContext* create_context(GLFWwindow *window) {
- glfwMakeContextCurrent(window);
-
- GladGLContext* context = (GladGLContext*)malloc(sizeof(GladGLContext));
- if (!context) return NULL;
-
- int version = gladLoadGLContext(context, glfwGetProcAddress);
- INFO("Loaded OpenGL %d.%d", GLAD_VERSION_MAJOR(version), GLAD_VERSION_MINOR(version));
-
- return context;
-}
/* Should honestly just write my own */
static inline u64 glfw_gettime_msec(void) {
@@ -87,183 +39,14 @@ static inline u64 platform_get_time_usec(void) {
}
return (u64)(t.tv_sec * 1000000 + t.tv_nsec / 1000);
}
-#define DAW_WINDOW_VSYNC (1 << 0)
-#define DAW_WINDOW_FULLSCREEN (1 << 1)
-#define DAW_WINDOW_RESIZEABLE (1 << 2)
-
-Window* init_window_glfw(
- const char* windowtitle, ivec2 windowsize,
- const u32 flags
- ) {
- Window* ret = NULL;
- GLFWwindow* window = NULL;
-
- glfwSetErrorCallback(&glfw_err_callback);
-
- INFO_("initializing glfw...");
- if (glfwInit() == GLFW_FALSE) {
- const char *desc;
- int code = glfwGetError(&desc);
- ERROR("failed to initialize glfw [%d]: %s\n", code, *desc);
- exit(EXIT_FAILURE);
- } else
- printf("ok\n");
-
-
- INFO_("initializing window...");
- //glfwWindowHint(GLFW_CLIENT_API, GLFW_NO_API);
- if (!(flags & DAW_WINDOW_RESIZEABLE)) {
- glfwWindowHint(GLFW_RESIZABLE, GLFW_FALSE);
- }
-
- glfwWindowHint(GLFW_DECORATED, GLFW_FALSE);
- glfwWindowHint(GLFW_FLOATING, GLFW_TRUE);
-
- glfwWindowHint(GLFW_SAMPLES, 0); // Disable anti aliasing
-
- // Use a modern opengl version
- glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 4);
- glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 6);
-
- // Lean and mean
- glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
-
-#ifdef __APPLE__
- // To make MacOS happy; should not be needed
- glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE);
-#endif
-
- /* "On Wayland specifically, you need to swap the buffers
- * once of a window for it to become visible." */
- {
- GLFWmonitor* mon = NULL;
- if (flags & DAW_WINDOW_FULLSCREEN) mon = glfwGetPrimaryMonitor();
-
- window = glfwCreateWindow(windowsize[0], windowsize[1], windowtitle, mon, NULL);
- }
-
- if (window == NULL) {
- ERROR("Failed to create GLFW window!\n");
- const char *desc;
- int code = glfwGetError(&desc);
- ERROR("failed to initialize glfw window [%d]: %s\n", code, desc);
- exit(EXIT_FAILURE);
- } else
- printf("ok\n");
-
- // Setup callbacks
- glfwSetFramebufferSizeCallback(window, framebuffer_resize_callback);
- glfwSetWindowSizeCallback(window, window_resize_callback);
- glfwSetKeyCallback(window, (GLFWkeyfun)key_callback);
-
- // Create the window datastructure
- ret = (Window*)calloc(1, sizeof(Window));
- ret->framework = WINDOW_FRAMEWORK_GLFW;
- ret->renderer = WINDOW_RENDERER_NONE;
- ret->window = window;
- /* Last parameter is used for the renderer */
- ret->context = NULL;
-
- {
- ivec2 wsize;
- vec2 wscaling;
- glfwGetWindowContentScale(window, &wscaling[0], &wscaling[1]);
- glfwGetWindowSize(window, &wsize[0], &wsize[1]);
-
- ret->windowsize[0] = (i32)((f32)wsize[0] * wscaling[0]);
- ret->windowsize[1] = (i32)((f32)wsize[1] * wscaling[1]);
-
- INFO("WINDOW CONTENT SCALING: %.2f x %.2f", wscaling[0], wscaling[1]);
- INFO("WINDOW SIZE: %d x %d -> %d x %d", wsize[0], wsize[1], ret->windowsize[0], ret->windowsize[1]);
- }
-
-
- window_poll_events = &glfwPollEvents;
- //get_time = &platform_get_time_usec;
- get_time = &platform_get_time_usec;
-
- return ret;
-}
-
-/* Initializes opengl using the window */
-void init_render_opengl(Window* w, const u32 flags) {
- if (w == NULL || w->window == NULL) {
- ERROR("Window is not initialized");
- return;
- }
-
- if (w->renderer != WINDOW_RENDERER_NONE || w->context != NULL) {
- ERROR("Window already initialized with a renderer!");
- return;
- }
-
- if (w->framework != WINDOW_FRAMEWORK_GLFW) {
- ERROR("Trying to initialize OpenGL with incompatible window");
- return;
- }
-
- // This is GLFW specific
- GladGLContext *ctx = create_context((GLFWwindow*)w->window);
-
- if (ctx == NULL) {
- ERROR("Failed to create glad context");
- exit(EXIT_FAILURE);
- }
-
- if (w->framework == WINDOW_FRAMEWORK_GLFW) {
- if (flags & DAW_WINDOW_VSYNC) {
- glfwSwapInterval(1);
- } else {
- glfwSwapInterval(0);
- }
-
-
- ctx->Viewport(0, 0, w->windowsize[0], w->windowsize[1]);
- }
-
-#ifdef _DEBUG
- ctx->ClearColor((float)0x10 / 255.f, (float)0x0a / 255.f, (float)0x33 / 255.f, 0.f);
-#else
- ctx->ClearColor(0x0, 0x0, 0x0, 0.f);
-#endif
-
- // Make sure faces closest to the camera are drawn on-top of faces that are
- // further away
- ctx->Enable(GL_DEPTH_TEST);
- ctx->DepthFunc(GL_LESS);
-
- w->context = ctx;
- w->renderer = WINDOW_RENDERER_OPENGL;
-}
-void destroy_window_glfw(GLFWwindow* w) {
- glfwDestroyWindow(w);
+/* wrapper to get time in ms */
+u64 (*get_time)(void) = platform_get_time_usec;
- // If we ever do multi-window support, we need to make sure this is the last
- // window before terminating
- glfwTerminate();
-}
-void destroy_window(Window* w) {
- switch(w->framework) {
- case WINDOW_FRAMEWORK_GLFW:
- destroy_window_glfw(w->window);
- w->window = NULL;
- break;
- default:
- ERROR("Destroying unknown window type.");
- }
-
- switch(w->renderer) {
- case WINDOW_RENDERER_OPENGL:
- // Missing unloader function in glad MX library
- free(w->context);
- w->context = NULL;
- break;
- default:
- ERROR("Destroying unknown renderer type.");
- }
-}
+#define DAW_WINDOW_VSYNC (1 << 0)
+#define DAW_WINDOW_FULLSCREEN (1 << 1)
+#define DAW_WINDOW_RESIZEABLE (1 << 2)
void get_mousepos(double *x, double *y) {
Window* w = GLOBAL_PLATFORM->window;
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