commit f17dbf95f93d1f73b79c4629d82ca889c6db6bdf
parent e844a62d20ad98f76a9ea07a7553ca213717370f
Author: rexim <reximkut@gmail.com>
Date: Wed, 7 Jul 2021 16:53:32 +0700
Remove SDL renderer
Diffstat:
| M | src/main.c | | | 189 | ------------------------------------------------------------------------------- |
1 file changed, 0 insertions(+), 189 deletions(-)
diff --git a/src/main.c b/src/main.c
@@ -29,39 +29,6 @@ Editor editor = {0};
Vec2f camera_pos = {0};
Vec2f camera_vel = {0};
-Vec2f camera_project_point(SDL_Window *window, Vec2f point)
-{
- return vec2f_add(
- vec2f_sub(point, camera_pos),
- vec2f_mul(window_size(window), vec2fs(0.5f)));
-}
-
-
-void render_cursor(SDL_Renderer *renderer, SDL_Window *window, const Font *font)
-{
- const Vec2f pos =
- camera_project_point(
- window,
- vec2f((float) editor.cursor_col * FONT_CHAR_WIDTH * FONT_SCALE,
- (float) editor.cursor_row * FONT_CHAR_HEIGHT * FONT_SCALE));
-
- const SDL_Rect rect = {
- .x = (int) floorf(pos.x),
- .y = (int) floorf(pos.y),
- .w = FONT_CHAR_WIDTH * FONT_SCALE,
- .h = FONT_CHAR_HEIGHT * FONT_SCALE,
- };
-
- scc(SDL_SetRenderDrawColor(renderer, UNHEX(0xFFFFFFFF)));
- scc(SDL_RenderFillRect(renderer, &rect));
-
- const char *c = editor_char_under_cursor(&editor);
- if (c) {
- set_texture_color(font->spritesheet, 0xFF000000);
- render_char(renderer, font, *c, pos, FONT_SCALE);
- }
-}
-
void usage(FILE *stream)
{
fprintf(stream, "Usage: te [FILE-PATH]\n");
@@ -75,9 +42,6 @@ void usage(FILE *stream)
// TODO: Delete line
// TODO: Split the line on Enter
-#define OPENGL_RENDERER
-
-#ifdef OPENGL_RENDERER
void MessageCallback(GLenum source,
GLenum type,
GLuint id,
@@ -503,156 +467,3 @@ int main(int argc, char **argv)
return 0;
}
-#else
-// SDL
-int main(int argc, char **argv)
-{
- const char *file_path = NULL;
-
- if (argc > 1) {
- file_path = argv[1];
- }
-
- if (file_path) {
- FILE *file = fopen(file_path, "r");
- if (file != NULL) {
- editor_load_from_file(&editor, file);
- fclose(file);
- }
- }
-
- scc(SDL_Init(SDL_INIT_VIDEO));
-
- SDL_Window *window =
- scp(SDL_CreateWindow("Text Editor",
- 0, 0,
- SCREEN_WIDTH, SCREEN_HEIGHT,
- SDL_WINDOW_RESIZABLE));
-
- SDL_Renderer *renderer =
- scp(SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED));
-
-
- Font font = font_load_from_file(renderer, "./charmap-oldschool_white.png");
-
- bool quit = false;
- while (!quit) {
- const Uint32 start = SDL_GetTicks();
- SDL_Event event = {0};
- while (SDL_PollEvent(&event)) {
- switch (event.type) {
- case SDL_QUIT: {
- quit = true;
- }
- break;
-
- case SDL_KEYDOWN: {
- switch (event.key.keysym.sym) {
- case SDLK_BACKSPACE: {
- editor_backspace(&editor);
- }
- break;
-
- case SDLK_F2: {
- if (file_path) {
- editor_save_to_file(&editor, file_path);
- }
- }
- break;
-
- case SDLK_RETURN: {
- editor_insert_new_line(&editor);
- }
- break;
-
- case SDLK_DELETE: {
- editor_delete(&editor);
- }
- break;
-
- case SDLK_UP: {
- if (editor.cursor_row > 0) {
- editor.cursor_row -= 1;
- }
- }
- break;
-
- case SDLK_DOWN: {
- editor.cursor_row += 1;
- }
- break;
-
- case SDLK_LEFT: {
- if (editor.cursor_col > 0) {
- editor.cursor_col -= 1;
- }
- }
- break;
-
- case SDLK_RIGHT: {
- editor.cursor_col += 1;
- }
- break;
- }
- }
- break;
-
- case SDL_TEXTINPUT: {
- editor_insert_text_before_cursor(&editor, event.text.text);
- }
- break;
-
- case SDL_MOUSEBUTTONDOWN: {
- Vec2f mouse_click = vec2f((float) event.button.x, (float) event.button.y);
- switch(event.button.button) {
- case SDL_BUTTON_LEFT: {
- Vec2f cursor_click = vec2f_add(mouse_click, vec2f_sub(camera_pos, vec2f_div(window_size(window), vec2fs(2.0f))));
- if(cursor_click.x > 0.0f && cursor_click.y > 0.0f) {
- editor.cursor_col = (size_t) floorf(cursor_click.x / ((float) FONT_CHAR_WIDTH * FONT_SCALE));
- editor.cursor_row = (size_t) floorf(cursor_click.y / ((float) FONT_CHAR_HEIGHT * FONT_SCALE));
- }
- }
- break;
- }
- }
- break;
- }
- }
-
- {
- const Vec2f cursor_pos =
- vec2f((float) editor.cursor_col * FONT_CHAR_WIDTH * FONT_SCALE,
- (float) editor.cursor_row * FONT_CHAR_HEIGHT * FONT_SCALE);
-
- camera_vel = vec2f_mul(
- vec2f_sub(cursor_pos, camera_pos),
- vec2fs(2.0f));
-
- camera_pos = vec2f_add(camera_pos, vec2f_mul(camera_vel, vec2fs(DELTA_TIME)));
- }
-
-
- scc(SDL_SetRenderDrawColor(renderer, 0, 0, 0, 0));
- scc(SDL_RenderClear(renderer));
-
- for (size_t row = 0; row < editor.size; ++row) {
- const Line *line = editor.lines + row;
- const Vec2f line_pos = camera_project_point(window, vec2f(0.0f, (float) row * FONT_CHAR_HEIGHT * FONT_SCALE));
- render_text_sized(renderer, &font, line->chars, line->size, line_pos, 0xFFFFFFFF, FONT_SCALE);
- }
- render_cursor(renderer, window, &font);
-
- SDL_RenderPresent(renderer);
-
- const Uint32 duration = SDL_GetTicks() - start;
- const Uint32 delta_time_ms = 1000 / FPS;
- if (duration < delta_time_ms) {
- SDL_Delay(delta_time_ms - duration);
- }
- }
-
- SDL_Quit();
-
- return 0;
-}
-#endif // OPENGL_RENDERER
