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Fix emulator build script, UI rendering, and clean up repo

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This commit is contained in:
Adolfo Reyna
2026-02-17 21:49:49 -05:00
parent 6d29e99394
commit b0ca1f1a55
9 changed files with 693 additions and 526 deletions
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166
display/low_level_render.h
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@@ -1,9 +1,8 @@
// class that handles low-level rendering operations, such as drawing pixels and shapes to the display.
// This class is framework-agnostic and focuses solely on manipulating a 1-bit per pixel buffer.
// Constructor Args:
// uint8_t* buffer: Pointer to the bit buffer
// int width: Display width in pixels
// int height: Display height in pixels
// class that handles low-level rendering operations, such as drawing pixels and
// shapes to the display. This class is framework-agnostic and focuses solely on
// manipulating a 1-bit per pixel buffer. Constructor Args: uint8_t* buffer:
// Pointer to the bit buffer int width: Display width in pixels int height:
// Display height in pixels
#ifndef LOW_LEVEL_RENDER_H
#define LOW_LEVEL_RENDER_H
@@ -15,26 +14,28 @@
// Font class that holds font data and dimensions
class Font {
private:
const unsigned char* data;
int num_chars;
int bytes_per_char;
int char_height;
const unsigned char *data;
int num_chars;
int bytes_per_char;
int char_height;
public:
Font(const unsigned char* font_data, int num_chars, int bytes_per_char, int char_height)
: data(font_data), num_chars(num_chars), bytes_per_char(bytes_per_char),
char_height(char_height) {}
Font(const unsigned char *font_data, int num_chars, int bytes_per_char,
int char_height)
: data(font_data), num_chars(num_chars), bytes_per_char(bytes_per_char),
char_height(char_height) {}
const unsigned char* get_data() const { return data; }
int get_num_chars() const { return num_chars; }
int get_bytes_per_char() const { return bytes_per_char; }
int get_char_height() const { return char_height; }
// Get a specific character's data
const unsigned char* get_char_data(int char_index) const {
if (char_index < 0 || char_index >= num_chars) return nullptr;
return data + (char_index * bytes_per_char);
}
const unsigned char *get_data() const { return data; }
int get_num_chars() const { return num_chars; }
int get_bytes_per_char() const { return bytes_per_char; }
int get_char_height() const { return char_height; }
// Get a specific character's data
const unsigned char *get_char_data(int char_index) const {
if (char_index < 0 || char_index >= num_chars)
return nullptr;
return data + (char_index * bytes_per_char);
}
};
// Font extern declarations
@@ -93,61 +94,78 @@ extern Font font_zxpix_obj;
class LowLevelRenderer {
private:
uint8_t* bit_buffer;
int V_WIDTH;
int V_HEIGHT;
const Font* current_font;
bool clipping_enabled;
int clip_x, clip_y, clip_width, clip_height;
bool text_color;
void draw_corner_arc(int center_x, int center_y, int radius, int quadrant, bool on);
void fill_bottom_flat_triangle(int x1, int y1, int x2, int y2, int x3, int y3, bool on);
void fill_top_flat_triangle(int x1, int y1, int x2, int y2, int x3, int y3, bool on);
bool is_point_in_clip_rect(int x, int y);
uint8_t *bit_buffer;
int V_WIDTH;
int V_HEIGHT;
const Font *current_font;
bool clipping_enabled;
int clip_x, clip_y, clip_width, clip_height;
bool text_color;
void draw_corner_arc(int center_x, int center_y, int radius, int quadrant,
bool on);
void fill_bottom_flat_triangle(int x1, int y1, int x2, int y2, int x3, int y3,
bool on);
void fill_top_flat_triangle(int x1, int y1, int x2, int y2, int x3, int y3,
bool on);
bool is_point_in_clip_rect(int x, int y);
public:
LowLevelRenderer(uint8_t* buffer, int width, int height);
LowLevelRenderer(uint8_t *buffer, int width, int height);
// Font management
void set_font(const Font* font);
void set_text_color(bool color);
const Font* get_current_font() const { return current_font; }
bool get_current_text_color() const { return text_color; }
int get_width() const { return V_WIDTH; }
int get_height() const { return V_HEIGHT; }
// Font management
void set_font(const Font *font);
void set_text_color(bool color);
const Font *get_current_font() const { return current_font; }
bool get_current_text_color() const { return text_color; }
int get_width() const { return V_WIDTH; }
int get_height() const { return V_HEIGHT; }
// --- 1-BIT DRAWING PRIMITIVES ---
void set_pixel(int x, int y, bool on);
void draw_line(int x0, int y0, int x1, int y1, bool on, int width = 1);
void draw_rectangle(int x, int y, int width, int height, bool on, int line_width);
void draw_filled_rectangle(int x, int y, int width, int height, bool on, int line_width);
void draw_rounded_rectangle(int x, int y, int width, int height, int radius, bool on, bool filled = false);
void draw_triangle(int x1, int y1, int x2, int y2, int x3, int y3, bool on);
void draw_filled_triangle(int x1, int y1, int x2, int y2, int x3, int y3, bool on);
void draw_ellipse(int center_x, int center_y, int radius_x, int radius_y, bool on);
void draw_filled_ellipse(int center_x, int center_y, int radius_x, int radius_y, bool on);
void draw_polygon(const std::vector<std::pair<int, int>>& points, bool on);
void draw_filled_polygon(const std::vector<std::pair<int, int>>& points, bool on);
void draw_arc(int center_x, int center_y, int radius, int start_angle, int end_angle, bool on);
// Bitmap drawing
void draw_bitmap(const unsigned char* bitmap, int x, int y, int width, int height, bool invert = false);
// Clipping functions
void set_clip_rect(int x, int y, int width, int height);
void reset_clip_rect();
bool is_clipping_enabled() const;
// Buffer operations
void invert_buffer();
void clear_buffer();
void draw_circle(int x, int y, int radius, bool on);
void draw_filled_circle(int x, int y, int radius, bool on);
int draw_char_vcol(int x, int y, char c);
void draw_string(int x, int y, const std::string &text, int spacing = 1);
int draw_char_scaled(int x, int y, char c, int scale);
int draw_string_scaled(int x, int y, const char* text, int scale, int spacing = 1);
// --- 1-BIT DRAWING PRIMITIVES ---
void set_pixel(int x, int y, bool on);
void draw_line(int x0, int y0, int x1, int y1, bool on, int width = 1);
void draw_rectangle(int x, int y, int width, int height, bool on,
int line_width);
void draw_filled_rectangle(int x, int y, int width, int height, bool on,
int line_width);
void draw_rounded_rectangle(int x, int y, int width, int height, int radius,
bool on, bool filled = false);
void draw_triangle(int x1, int y1, int x2, int y2, int x3, int y3, bool on);
void draw_filled_triangle(int x1, int y1, int x2, int y2, int x3, int y3,
bool on);
void draw_ellipse(int center_x, int center_y, int radius_x, int radius_y,
bool on);
void draw_filled_ellipse(int center_x, int center_y, int radius_x,
int radius_y, bool on);
void draw_polygon(const std::vector<std::pair<int, int>> &points, bool on);
void draw_filled_polygon(const std::vector<std::pair<int, int>> &points,
bool on);
void draw_arc(int center_x, int center_y, int radius, int start_angle,
int end_angle, bool on);
// Bitmap drawing
void draw_bitmap(const unsigned char *bitmap, int x, int y, int width,
int height, bool invert = false);
// Clipping functions
void set_clip_rect(int x, int y, int width, int height);
void reset_clip_rect();
bool is_clipping_enabled() const;
// Buffer operations
void invert_buffer();
void clear_buffer();
void draw_circle(int x, int y, int radius, bool on);
void draw_filled_circle(int x, int y, int radius, bool on);
int draw_char_vcol(int x, int y, char c);
void draw_string(int x, int y, const std::string &text, int spacing = 1);
int draw_char_scaled(int x, int y, char c, int scale);
int draw_string_scaled(int x, int y, const char *text, int scale,
int spacing = 1);
// Width calculation without drawing
int get_char_width_scaled(char c, int scale);
int get_string_width_scaled(const char *text, int scale, int spacing = 1);
};
#endif // LOW_LEVEL_RENDER_H