#include <SDL2/SDL.h>
-#include <assert.h>
+#include "system/stacktrace.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include <errno.h>
#include "platforms.h"
-#include "system/error.h"
#include "system/lt.h"
+#include "system/lt/lt_adapters.h"
+#include "system/line_stream.h"
+#include "system/nth_alloc.h"
+#include "system/log.h"
-struct platforms_t {
- lt_t *lt;
+struct Platforms {
+ Lt *lt;
- rect_t *rects;
- color_t *colors;
+ Rect *rects;
+ Color *colors;
size_t rects_size;
};
-platforms_t *create_platforms_from_stream(FILE *stream)
+Platforms *create_platforms_from_line_stream(LineStream *line_stream)
{
- assert(stream);
+ trace_assert(line_stream);
- lt_t *const lt = create_lt();
+ Lt *const lt = create_lt();
if (lt == NULL) {
return NULL;
}
- platforms_t *platforms = PUSH_LT(lt, malloc(sizeof(platforms_t)), free);
+ Platforms *platforms = PUSH_LT(lt, nth_alloc(sizeof(Platforms)), free);
if (platforms == NULL) {
- throw_error(ERROR_TYPE_LIBC);
RETURN_LT(lt, NULL);
}
platforms->rects_size = 0;
- if (fscanf(stream, "%lu", &platforms->rects_size) == EOF) {
- throw_error(ERROR_TYPE_LIBC);
+ if (sscanf(
+ line_stream_next(line_stream),
+ "%lu",
+ &platforms->rects_size) == EOF) {
+ log_fail("Could not read amount of platforms\n");
RETURN_LT(lt, NULL);
}
- platforms->rects = PUSH_LT(lt, malloc(sizeof(rect_t) * platforms->rects_size), free);
+ platforms->rects = PUSH_LT(lt, nth_alloc(sizeof(Rect) * platforms->rects_size), free);
if (platforms->rects == NULL) {
- throw_error(ERROR_TYPE_LIBC);
RETURN_LT(lt, NULL);
}
- platforms->colors = PUSH_LT(lt, malloc(sizeof(color_t) * platforms->rects_size), free);
+ platforms->colors = PUSH_LT(lt, nth_alloc(sizeof(Color) * platforms->rects_size), free);
if (platforms->colors == NULL) {
- throw_error(ERROR_TYPE_LIBC);
RETURN_LT(lt, NULL);
}
char color[7];
for (size_t i = 0; i < platforms->rects_size; ++i) {
- if (fscanf(stream, "%f%f%f%f%6s\n",
+ if (sscanf(line_stream_next(line_stream),
+ "%f%f%f%f%6s\n",
&platforms->rects[i].x, &platforms->rects[i].y,
&platforms->rects[i].w, &platforms->rects[i].h,
color) < 0) {
- throw_error(ERROR_TYPE_LIBC);
+ log_fail("Could not read %dth platform\n", i);
RETURN_LT(lt, NULL);
}
- platforms->colors[i] = color_from_hexstr(color);
+ platforms->colors[i] = hexstr(color);
}
platforms->lt = lt;
return platforms;
}
-platforms_t *create_platforms_from_file(const char *filename)
+void destroy_platforms(Platforms *platforms)
{
- assert(filename);
-
- FILE *platforms_file = fopen(filename, "r");
- if (platforms_file == NULL) {
- throw_error(ERROR_TYPE_LIBC);
- return NULL;
- }
-
- platforms_t *platforms = create_platforms_from_stream(platforms_file);
- if (platforms != NULL) {
- fclose(platforms_file);
- return NULL;
- }
-
- fclose(platforms_file);
- return platforms;
-}
-
-void destroy_platforms(platforms_t *platforms)
-{
- assert(platforms);
+ trace_assert(platforms);
RETURN_LT0(platforms->lt);
}
-int platforms_save_to_file(const platforms_t *platforms,
+int platforms_save_to_file(const Platforms *platforms,
const char *filename)
{
- assert(platforms);
- assert(filename);
+ trace_assert(platforms);
+ trace_assert(filename);
- lt_t *const lt = create_lt();
+ Lt *const lt = create_lt();
if (lt == NULL) {
return -1;
}
- FILE *platforms_file = PUSH_LT(lt, fopen(filename, "w"), fclose);
+ FILE *platforms_file = PUSH_LT(lt, fopen(filename, "w"), fclose_lt);
if (platforms_file == NULL) {
- throw_error(ERROR_TYPE_LIBC);
+ log_fail("Could not open file '%s': %s\n", filename, strerror(errno));
RETURN_LT(lt, -1);
}
if (fprintf(platforms_file, "%f %f %f %f\n",
platforms->rects[i].x, platforms->rects[i].y,
platforms->rects[i].w, platforms->rects[i].h) < 0) {
- throw_error(ERROR_TYPE_LIBC);
+ log_fail("Could not read %dth platform\n", i);
RETURN_LT(lt, -1);
}
}
RETURN_LT(lt, 0);
}
-solid_ref_t platforms_as_solid(platforms_t *platforms)
+Solid_ref platforms_as_solid(Platforms *platforms)
{
- solid_ref_t ref = {
+ Solid_ref ref = {
.tag = SOLID_PLATFORMS,
- .solid = (void*)platforms
+ .ptr = (void*)platforms
};
return ref;
}
-int platforms_render(const platforms_t *platforms,
- const camera_t *camera)
+/* TODO(#450): platforms do not render their ids in debug mode */
+int platforms_render(const Platforms *platforms,
+ Camera *camera)
{
for (size_t i = 0; i < platforms->rects_size; ++i) {
if (camera_fill_rect(
camera,
platforms->rects[i],
platforms->colors[i]) < 0) {
- throw_error(ERROR_TYPE_SDL2);
return -1;
}
}
return 0;
}
-void platforms_rect_object_collide(const platforms_t *platforms,
- rect_t object,
- int sides[RECT_SIDE_N])
+void platforms_touches_rect_sides(const Platforms *platforms,
+ Rect object,
+ int sides[RECT_SIDE_N])
{
- assert(platforms);
-
- memset(sides, 0, sizeof(int) * RECT_SIDE_N);
+ trace_assert(platforms);
for (size_t i = 0; i < platforms->rects_size; ++i) {
- rect_object_impact(&object, &platforms->rects[i], sides);
+ rect_object_impact(object, platforms->rects[i], sides);
}
}