mirror of
https://github.com/nishiowo/nishbox
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124 lines
2.6 KiB
C
124 lines
2.6 KiB
C
#define GF_EXPOSE_DRAW
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#include <gf_pre.h>
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/* External library */
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#include <stb_image.h>
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/* Interface */
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#include <gf_draw.h>
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/* Engine */
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#include <gf_core.h>
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#include <gf_log.h>
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#include <gf_draw_platform.h>
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#include <gf_draw_driver.h>
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#include <gf_texture.h>
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#include <gf_graphic.h>
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#include <gf_font.h>
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#include <gf_gui.h>
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/* Standard */
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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void gf_draw_begin(void) { gf_draw_platform_begin(); }
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void gf_draw_end(void) { gf_draw_platform_end(); }
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gf_texture_t* test_texture;
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gf_draw_t* gf_draw_create(gf_engine_t* engine, const char* title) {
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gf_draw_t* draw = malloc(sizeof(*draw));
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memset(draw, 0, sizeof(*draw));
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draw->engine = engine;
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draw->x = 0;
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draw->y = 0;
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draw->width = 640;
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draw->height = 480;
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draw->running = 0;
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draw->draw_3d = 0;
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draw->font = NULL;
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strcpy(draw->title, title);
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draw->platform = gf_draw_platform_create(engine, draw);
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if(draw->platform != NULL) {
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draw->driver = gf_draw_driver_create(engine, draw);
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gf_draw_reshape(draw);
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draw->running = 1;
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draw->light[0] = 0.0;
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draw->light[1] = 10.0;
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draw->light[2] = 0.0;
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draw->light[3] = 1.0;
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draw->camera[0] = 0;
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draw->camera[1] = 2;
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draw->camera[2] = 2;
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draw->lookat[0] = 0;
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draw->lookat[1] = 0;
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draw->lookat[2] = 0;
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draw->font = gf_font_create(draw, "font/helvR24.bdf");
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draw->gui = gf_gui_create(engine, draw);
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if(1) {
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int w, h, c;
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unsigned char* d = stbi_load("texture/test.bmp", &w, &h, &c, 4);
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test_texture = gf_texture_create(draw, w, h, d);
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free(d);
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}
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} else {
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gf_draw_destroy(draw);
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draw = NULL;
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}
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return draw;
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}
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void gf_draw_reshape(gf_draw_t* draw) { gf_draw_driver_reshape(draw); }
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gf_gui_id_t button = -1;
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/* Runs every frame */
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void gf_draw_frame(gf_draw_t* draw) {
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gf_graphic_color_t color;
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color.r = color.g = color.b = color.a = 255;
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if(button == -1) {
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button = gf_gui_create_button(draw->gui, 0, 0, 200, 100, "\"Test\" text");
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}
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if(draw->draw_3d) {
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gf_graphic_draw_texture_polygon(draw, test_texture, color, GF_GRAPHIC_3D, 4,
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/* clang-format off */
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0.0, 0.0,
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-1.0, 0.0, -1.0,
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0.0, 4.0,
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-1.0, 0.0, 1.0,
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4.0, 4.0,
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1.0, 0.0, 1.0,
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4.0, 0.0,
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1.0, 0.0, -1.0
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/* clang-format on */
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);
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}
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gf_gui_render(draw->gui);
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}
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int gf_draw_step(gf_draw_t* draw) {
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int ret = gf_draw_platform_step(draw);
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if(ret != 0) return ret;
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draw->close = 0;
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return 0;
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}
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void gf_draw_destroy(gf_draw_t* draw) {
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if(draw->driver != NULL) gf_draw_driver_destroy(draw->driver);
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if(draw->platform != NULL) gf_draw_platform_destroy(draw->platform);
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gf_log_function(draw->engine, "Destroyed drawing interface", "");
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free(draw);
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}
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