small hto load improvements

src/render/render_wasm_canvas.c

@@ -16,13 +16,16 @@ struct rn_state_t {
     rn_font_t *main_font;
     app_frame_t *frame;
 };
-rn_state_t rn_state;
+rn_state_t *rn;
 
 fn void rn_reload_font(f32 font_size, f32 dpr) {
     rn->main_font->size = font_size * dpr;
 }
 
 fn void rn_init(ma_arena_t *perm, f32 font_size, f32 dpr) {
+    tcx->data[tcx_slot_rn] = ma_push_type(perm, rn_state_t);
+    rn = tcx->data[tcx_slot_rn];
+
     rn->main_font = ma_push_type(perm, rn_font_t);
     rn_reload_font(font_size, dpr);
 }
@@ -54,7 +57,7 @@ fn v2f32_t rn_draw_string(rn_font_t *font, v2f32_t pos, v4f32_t color, s8_t stri
 }
 
 fn v2f32_t rn_draw_stringf(rn_font_t *font, v2f32_t pos, v4f32_t color, char *str, ...) {
-    S8_FMT(tcx.temp, str, string);
+    S8_FMT(tcx->temp, str, string);
     return rn_draw_string(font, pos, color, string);
 }
 
@@ -62,12 +65,19 @@ fn void rn_set_clip(r2f32_t rect) {
     wasm_set_clip(rect.min.x, rect.min.y, (rect.max.x - rect.min.x), (rect.max.y - rect.min.y));
 }
 
-fn void rn_begin(app_frame_t *frame, v4f32_t clear_color) {
-    rn->frame      = frame;
+fn void rn_begin_frame(app_frame_t *frame) {
+    rn = tcx->data[tcx_slot_rn];
+    rn->frame = frame;
+}
+
+fn void rn_begin(v4f32_t clear_color) {
     r2f32_t window_rect = r2f32(0, 0, rn->frame->window_size.x, rn->frame->window_size.y);
     wasm_clear();
     rn_draw_rect(window_rect, clear_color);
 }
 
-fn void rn_end() {
+fn void rn_end(void) {
 }
+
+fn void rn_reload(void) {
+}