Files
forge-steel/src/project.c
T

143 lines
3.9 KiB
C

#include <bsd/string.h>
#include <string.h>
#include "types.h"
#include "config.h"
#include "config_file.h"
#include "file.h"
#include "log.h"
#include "project.h"
#include "state.h"
#include "string.h"
static bool parse_fragment_shader_file(Project *project, unsigned int i) {
File tmp_file;
char file_path[STR_LEN];
char *include_pos;
char *include_end;
char included_file[STR_LEN];
char *new_content;
project->sub_counts.values[i] = 0;
include_pos = strstr(project->fragment_shaders[i][0].content, "\n#include ");
while (include_pos != NULL && project->sub_counts.values[i] < MAX_SUB_FILE) {
include_end = strstr(include_pos + 1, "\n");
if (include_end == NULL) {
log_error("Invalid '#include' directive in '%s'",
project->fragment_shaders[i][0].path);
return false;
}
strlcpy(included_file, include_pos + 10, include_end - include_pos - 9);
snprintf(file_path, STR_LEN, "%s/%s", project->path, included_file);
file_read(&tmp_file, file_path);
if (tmp_file.error) {
return false;
}
project->fragment_shaders[i][++project->sub_counts.values[i]] = tmp_file;
new_content = string_replace_at(
project->fragment_shaders[i][0].content,
include_pos + 1 - project->fragment_shaders[i][0].content,
include_end - project->fragment_shaders[i][0].content,
tmp_file.content);
project->fragment_shaders[i][0].content = new_content;
file_free(&tmp_file);
include_pos =
strstr(project->fragment_shaders[i][0].content, "\n#include ");
}
return true;
}
static bool read_fragment_shader_file(Project *project, const char *frag_prefix,
unsigned int i) {
char file_path[STR_LEN];
snprintf(file_path, STR_LEN, "%s/%s%d.glsl", project->path, frag_prefix,
i + 1);
file_read(&project->fragment_shaders[i][0], file_path);
if (project->fragment_shaders[i][0].error) {
return false;
}
return parse_fragment_shader_file(project, i);
}
void project_init(Project *project, char *project_path, char *config_file) {
char config_path[STR_LEN];
const char *frag_prefix;
strlcpy(project->path, project_path, STR_LEN);
snprintf(config_path, STR_LEN, "%s/%s", project_path, config_file);
config_file_read(&project->config, config_path);
state_parse_config(&project->state_config, &project->config);
project->frag_count = config_file_get_int(&project->config, "FRAG_COUNT", 1);
project->in_count = config_file_get_int(&project->config, "IN_COUNT", 0);
frag_prefix =
config_file_get_str(&project->config, "FRAG_FILE_PREFIX", "frag");
if (project->frag_count > MAX_FRAG) {
log_error("FRAG_COUNT over %d", MAX_FRAG);
project->error = true;
return;
}
project->sub_counts.length = project->frag_count;
for (unsigned int i = 0; i < project->frag_count; i++) {
project->sub_counts.values[i] = 0;
if (!read_fragment_shader_file(project, frag_prefix, i)) {
project_free(project);
project->error = true;
return;
}
}
}
void project_reload(Project *project, void (*reload_callback)(unsigned int)) {
bool should_update;
for (unsigned int i = 0; i < project->frag_count; i++) {
should_update = file_should_update(&project->fragment_shaders[i][0]);
for (unsigned int j = 0; j < project->sub_counts.values[i]; j++) {
should_update = should_update ||
file_should_update(&project->fragment_shaders[i][j + 1]);
}
should_update =
should_update && file_update(&project->fragment_shaders[i][0]);
should_update = should_update && parse_fragment_shader_file(project, i);
if (should_update) {
reload_callback(i);
}
}
}
void project_free(Project *project) {
for (unsigned int i = 0; i < project->frag_count; i++) {
file_free(&project->fragment_shaders[i][0]);
}
config_file_free(&project->config);
}