1 files changed, 82 insertions, 5 deletions
diff --git a/source/renderer/renderer.h b/source/renderer/renderer.h
index 806d832..6d9b7f6 100644
--- a/source/renderer/renderer.h
+++ b/source/renderer/renderer.h
@@ -1,5 +1,79 @@
 #pragma once
 
+#define STB_TRUETYPE_IMPLEMENTATION
+#include "stb_truetype.h"
+
+#include "../core.h"
+#include "../math.h"
+#include "../array/array.h"
+
+#define BATCH_SIZE 2000
+
+struct TextChar {
+  s64 lsb;
+  s64 advance;
+  Vec2 bbox0;
+  Vec2 bbox1;
+  Vec2 size;
+};
+
+struct TextState {
+  r32 scale;
+  u32 pixel_size;
+  s32 ascent;
+  s32 descent;
+  s32 linegap;
+  u32 texture_atlas_id;
+  u32 sp;
+  u32 vao;
+  u32 vbo;
+  u32 chunk_size;
+  IVec2 bbox0;
+  IVec2 bbox1;
+  stbtt_fontinfo font;
+  s32* char_indexes;
+  Mat4* transforms;
+  TextChar* char_map;
+};
+
+struct GLRenderer {
+  // colored quad
+  b8  cq_init;
+  u32 cq_sp;
+  u32 cq_vao;
+  // camera
+  Vec3 preset_up_dir;
+  Mat4 cam_proj;
+  // ui camera
+  b8 ui_cam_update;
+  Vec3 ui_cam_pos;
+  Vec3 ui_cam_look;
+  Mat4 ui_cam_view;
+  // game camera
+  b8   cam_update;
+  Vec3 cam_pos;
+  Vec3 cam_look;
+  Mat4 cam_view;
+  // Batched cq
+  // batching buffer
+  u32 cq_batch_sp;
+  u32 cq_batch_vao;
+  u32 cq_batch_vbo;
+  u32 cq_batch_count;
+  r32_array cq_pos_batch;
+  r32_array cq_color_batch;
+  // Batched line
+  u32 line_sp;
+  u32 line_vao;
+  u32 line_vbo;
+  u32 line_batch_count;
+  r32_array line_pos_batch;
+  r32_array line_color_batch;
+
+  // ui text 
+  TextState ui_text;
+}; 
+
 u32 gl_shader_program(char *vs, char *fs);
 u32 gl_shader_program_from_path(const char *vspath, const char *fspath);
 
@@ -17,7 +91,7 @@ void gl_setup_colored_quad_optimized(
 	GLRenderer* renderer, 
 	u32 sp
 	);
-void gl_draw_colored_quad_optimised(
+void gl_draw_colored_quad_optimized(
 	GLRenderer* renderer,
 	Vec3 position,
 	Vec2 size,
@@ -26,18 +100,21 @@ void gl_draw_colored_quad_optimised(
 void gl_cq_flush(GLRenderer *renderer);
 
 // ==================== LINE ====================
-void gl_setup_colored_line(GLRenderer *renderer, u32 sp);
-void gl_draw_colored_line(
+void gl_setup_line(GLRenderer *renderer, u32 sp);
+void gl_draw_line(
 	GLRenderer *renderer,
 	Vec3 start,
 	Vec3 end,
-	Vec2 size,
 	Vec3 color
 	);
 void gl_line_flush(GLRenderer *renderer);
 
 // ==================== FONT RENDERING ====================
 void gl_setup_text(TextState *uistate);
-void gl_render_text(GLRenderer *renderer, Vec2 position, Vec2 color, r32 size);
+void gl_render_text(GLRenderer *renderer, 
+		    char *text, 
+		    Vec2 position, 
+		    Vec3 color, 
+		    r32 font_size);
 void gl_text_flush(GLRenderer *renderer, u32 render_count);