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-rw-r--r--src/ctrl/controller.c0
-rw-r--r--src/ctrl/ctx.c0
-rw-r--r--src/ctrl/input.c339
-rw-r--r--src/ctrl/keyboard.c0
-rw-r--r--src/ctrl/mouse.c0
5 files changed, 339 insertions, 0 deletions
diff --git a/src/ctrl/controller.c b/src/ctrl/controller.c
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/src/ctrl/controller.c
diff --git a/src/ctrl/ctx.c b/src/ctrl/ctx.c
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/src/ctrl/ctx.c
diff --git a/src/ctrl/input.c b/src/ctrl/input.c
new file mode 100644
index 0000000..34b1718
--- /dev/null
+++ b/src/ctrl/input.c
@@ -0,0 +1,339 @@
+#include <engine/dltools.h>
+#include <engine/input.h>
+#include <engine/logging.h>
+#include <string.h>
+
+/* Lazy binds, used internally. They are similar to BindAction and friends.
+ * The only difference is that we set callbacks and such to NULL, but populate
+ * the function name strings such that can be reloaded. */
+#define BindActionLazy(key, altkey, action_str) \
+ (binding_t) { \
+ .action = (action_t){.action = \
+ { \
+ .type = InputType_action, \
+ .callback = NULL, \
+ .callback_str = strdup(action_str), \
+ }}, \
+ .scancode = key, .scancode_alt = altkey, .since_last_activation = 0 \
+ }
+
+#define BindStateLazy(key, altkey, _activate_str, _deactivate_str) \
+ (binding_t) { \
+ .action = (action_t){.state = \
+ { \
+ .type = InputType_state, \
+ .activate = NULL, \
+ .deactivate = NULL, \
+ .activate_str = strdup(_activate_str), \
+ .deactivate_str = strdup(_deactivate_str), \
+ }}, \
+ .scancode = key, .scancode_alt = altkey, .since_last_activation = 0 \
+ }
+
+void binding_t_free(binding_t* b) {
+ switch (b->action.type) {
+ case InputType_error:
+ ERROR("Cannot free binding of type InputType_error");
+ break;
+ case InputType_action:
+ free(b->action.action.callback_str);
+ return;
+
+ case InputType_state:
+ free(b->action.state.activate_str);
+ free(b->action.state.deactivate_str);
+ break;
+
+ case InputType_range:
+ ERROR("Cannot free binding of type InputType_rage");
+ break;
+
+ default:
+ ERROR("Unknown bindings type");
+ break;
+ }
+ exit(EXIT_FAILURE);
+}
+
+void i_ctx_t_free(i_ctx* c) {
+ for (isize i = 0; i < c->len; i++) {
+ binding_t_free(&c->bindings[i]);
+ }
+}
+
+bool binding_action_cmp(binding_t* restrict a, binding_t* restrict b) {
+ InputType t = a->action.type;
+ if (t != b->action.type) return false;
+ switch (t) {
+ case InputType_action:
+ return !strcmp(a->action.action.callback_str,
+ b->action.action.callback_str);
+
+ case InputType_state:
+ return (!strcmp(a->action.state.activate_str,
+ b->action.state.activate_str)) &&
+ (!strcmp(a->action.state.deactivate_str,
+ b->action.state.deactivate_str));
+
+ case InputType_range: // fallthrough
+ default:
+ return false; // not implemented
+ }
+ return false;
+}
+
+bool binding_scancode_cmp(binding_t* restrict a, binding_t* restrict b) {
+ return a->scancode == b->scancode || a->scancode_alt == b->scancode_alt;
+}
+
+bool binding_scancode_cmp_i(binding_t* restrict a, scancode_t scancode) {
+ return a->scancode == scancode || a->scancode_alt == scancode;
+}
+
+// If any binding in ctx contains action, replace that entry.
+bool i_update_binding(i_ctx* ctx, binding_t* binding) {
+ isize idx = 0;
+ if (ctx == NULL || binding == NULL) {
+ ERROR("i_update_binding received nullptr!");
+ return false;
+ }
+
+ while (idx < ctx->len && !binding_action_cmp(&ctx->bindings[idx], binding))
+ idx++;
+
+ if (idx < ctx->len && binding_action_cmp(&ctx->bindings[idx], binding)) {
+ ctx->bindings[idx].scancode = binding->scancode;
+ ctx->bindings[idx].scancode_alt = binding->scancode_alt;
+ return true;
+ }
+
+ return false;
+}
+
+// If any binding in ctx contains scancode, replace that action.
+bool i_update_unique_binding(i_ctx* ctx, binding_t* binding) {
+ isize idx = 0;
+ if (ctx == NULL || binding == NULL) {
+ ERROR("i_update_unique_binding received nullptr!");
+ return false;
+ }
+
+ while (idx < ctx->len && !binding_scancode_cmp(&ctx->bindings[idx], binding))
+ idx++;
+
+ if (idx < ctx->len && binding_scancode_cmp(&ctx->bindings[idx], binding)) {
+ ctx->bindings[idx].action = binding->action;
+ return true;
+ }
+
+ return false;
+}
+
+void i_flush_bindings(usize numcalls, void* state_mem, input_callback_t* c[]) {
+ for (usize i = 0; i < numcalls; i++) {
+ (c[i])(state_mem);
+ }
+}
+
+action_t i_get_action(const i_ctx* restrict ctx, u32 time,
+ scancode_t scancode) {
+ isize idx = 0;
+
+ if (ctx == NULL) {
+ ERROR("%s received nullptr!", __func__);
+ return (action_t){.type = InputType_error};
+ }
+
+ while (idx < ctx->len &&
+ !binding_scancode_cmp_i(&ctx->bindings[idx], scancode))
+ idx++;
+
+ if (idx < ctx->len && binding_scancode_cmp_i(&ctx->bindings[idx], scancode)) {
+ ctx->bindings[idx].since_last_activation = time;
+ return ctx->bindings[idx].action;
+ }
+
+ return (action_t){.type = InputType_error};
+}
+
+bool state_refresh_input_ctx(void* lib, i_ctx** ctx, usize ctx_len) {
+ if (ctx == NULL) return true;
+ if (ctx_len > 0 && ctx[0] == NULL) return false;
+ if (lib == NULL) return false;
+
+ for (usize c = 0; c < ctx_len; c++) {
+ LOG("ctx[%d]->len = %d", c, ctx[c]->len);
+ for (isize b = 0; b < ctx[c]->len; b++) {
+ switch (ctx[c]->bindings[b].action.type) {
+ case InputType_error:
+ break;
+ case InputType_action:
+ if (strcmp("NULL", ctx[c]->bindings[b].action.action.callback_str) !=
+ 0) {
+
+ ctx[c]->bindings[b].action.action.callback =
+ (input_callback_t*)dynamic_library_get_symbol(
+ lib, ctx[c]->bindings[b].action.action.callback_str);
+
+ if (ctx[c]->bindings[b].action.action.callback == NULL) {
+ ERROR("Failed to get binding for %s: %s",
+ ctx[c]->bindings[b].action.action.callback_str,
+ dynamic_library_get_error());
+ return false;
+ }
+ }
+ break;
+ case InputType_state:
+ if (strcmp("NULL", ctx[c]->bindings[b].action.state.activate_str) !=
+ 0) {
+
+ ctx[c]->bindings[b].action.state.activate =
+ (input_callback_t*)dynamic_library_get_symbol(
+ lib, ctx[c]->bindings[b].action.state.activate_str);
+
+ if (ctx[c]->bindings[b].action.state.activate == NULL) {
+ ERROR("Failed to get binding for %s: %s",
+ ctx[c]->bindings[b].action.state.activate_str,
+ dynamic_library_get_error());
+ return false;
+ }
+ }
+
+ if (strcmp("NULL", ctx[c]->bindings[b].action.state.deactivate_str) !=
+ 0) {
+
+ ctx[c]->bindings[b].action.state.deactivate =
+ (input_callback_t*)dynamic_library_get_symbol(
+ lib, ctx[c]->bindings[b].action.state.deactivate_str);
+
+ if (ctx[c]->bindings[b].action.state.deactivate == NULL) {
+ ERROR("Failed to get binding for %s: %s",
+ ctx[c]->bindings[b].action.state.deactivate_str,
+ dynamic_library_get_error());
+ return false;
+ }
+ }
+ break;
+ case InputType_range:
+ default:
+ break;
+ }
+ }
+ }
+
+ return true;
+}
+
+/* Make a lazy duplication of a binding. See comments on BindActionLazy and
+ * friends above. */
+i_ctx* i_ctx_dup(i_ctx** ctx, usize ctx_len) {
+ usize num_binds = 0;
+ for (usize c = 0; c < ctx_len; c++) {
+ num_binds += ctx[c]->len;
+ }
+
+ binding_t* bb = calloc(num_binds, sizeof(binding_t));
+ i_ctx* ret = calloc(ctx_len, sizeof(i_ctx));
+
+ usize cumsum = 0;
+ for (usize c = 0; c < ctx_len; c++) {
+ binding_t* b = ctx[c]->bindings;
+ ret[c].len = ctx[c]->len;
+ ret[c].bindings = &bb[cumsum];
+
+ for (isize i = 0; i < ctx[c]->len; i++) {
+ switch (b[i].action.type) {
+ case InputType_error:
+ break;
+ case InputType_action:
+ bb[cumsum] = BindActionLazy(b[i].scancode, b[i].scancode_alt,
+ strdup(b[i].action.action.callback_str));
+ break;
+ case InputType_state:
+ bb[cumsum] = BindStateLazy(b[i].scancode, b[i].scancode_alt,
+ strdup(b[i].action.state.activate_str),
+ strdup(b[i].action.state.deactivate_str));
+ break;
+ case InputType_range:
+ default:
+ break;
+ }
+ cumsum++;
+ }
+ }
+ return ret;
+}
+
+/* Returns a pointer to a binding in c with .action == a.
+ * Returns NULL if not found. */
+binding_t* get_action(i_ctx* c, action_t* a) {
+ for (isize i = 0; i < c->len; i++) {
+ if (c->bindings[i].action.type != a->type) continue;
+
+ switch (c->bindings[i].action.type) {
+ case InputType_error:
+ return NULL;
+
+ case InputType_action:
+ if (!strcmp(c->bindings[i].action.action.callback_str,
+ a->action.callback_str)) {
+ return &c->bindings[i];
+ }
+ break;
+
+ case InputType_state:
+ if (!strcmp(c->bindings[i].action.state.activate_str,
+ a->state.activate_str) &&
+ !strcmp(c->bindings[i].action.state.deactivate_str,
+ a->state.deactivate_str)) {
+ return &c->bindings[i];
+ }
+ break;
+
+ case InputType_range:
+ default:
+ return NULL;
+ }
+ }
+ return NULL;
+}
+
+void i_bind_ctx(i_ctx* c, scancode_t s, action_t* a) {
+ binding_t* b = get_action(c, a);
+
+ if (b == NULL) {
+ WARN("Failed to update keybinding");
+ return;
+ }
+
+ b->scancode = s;
+}
+
+void i_bind_ctx_alt(i_ctx* c, scancode_t s, action_t* a) {
+ binding_t* b = get_action(c, a);
+
+ if (b == NULL) {
+ WARN("Failed to update keybinding");
+ return;
+ }
+
+ b->scancode_alt = s;
+}
+
+void i_bind(binding_t* b, scancode_t s) {
+ if (b == NULL) {
+ WARN("Failed to update keybinding");
+ return;
+ }
+
+ b->scancode = s;
+}
+
+void i_bind_alt(binding_t* b, scancode_t s) {
+ if (b == NULL) {
+ WARN("Failed to update keybinding");
+ return;
+ }
+
+ b->scancode_alt = s;
+}
diff --git a/src/ctrl/keyboard.c b/src/ctrl/keyboard.c
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/src/ctrl/keyboard.c
diff --git a/src/ctrl/mouse.c b/src/ctrl/mouse.c
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/src/ctrl/mouse.c
generated by cgit v1.3 (git 2.53.0) at 2026-05-23 19:54:30 +0000