vga-nextgen

drivers/graphics/CMakeLists.txt

@@ -0,0 +1,15 @@
+add_library(graphics INTERFACE)
+
+target_sources(graphics INTERFACE ${CMAKE_CURRENT_LIST_DIR}/graphics.c)
+
+#target_link_libraries(graphics INTERFACE
+#vga-nextgen
+#hdmi
+#tft
+#)
+
+target_include_directories(graphics INTERFACE ${CMAKE_CURRENT_LIST_DIR})
+
+#pico_generate_pio_header(st7789
+#        ${CMAKE_CURRENT_LIST_DIR}/st7789.pio
+#)

drivers/graphics/graphics.c

@@ -0,0 +1,40 @@
+#include "graphics.h"
+#include <string.h>
+
+void draw_text(const char string[TEXTMODE_COLS + 1], uint32_t x, uint32_t y, uint8_t color, uint8_t bgcolor) {
+    uint8_t* t_buf = text_buffer + TEXTMODE_COLS * 2 * y + 2 * x;
+    for (int xi = TEXTMODE_COLS * 2; xi--;) {
+        if (!*string) break;
+        *t_buf++ = *string++;
+        *t_buf++ = bgcolor << 4 | color & 0xF;
+    }
+}
+
+void draw_window(const char title[TEXTMODE_COLS + 1], uint32_t x, uint32_t y, uint32_t width, uint32_t height) {
+    char line[width + 1];
+    memset(line, 0, sizeof line);
+    width--;
+    height--;
+    // Рисуем рамки
+
+    memset(line, 0xCD, width); // ═══
+
+
+    line[0] = 0xC9; // ╔
+    line[width] = 0xBB; // ╗
+    draw_text(line, x, y, 11, 1);
+
+    line[0] = 0xC8; // ╚
+    line[width] = 0xBC; //  ╝
+    draw_text(line, x, height + y, 11, 1);
+
+    memset(line, ' ', width);
+    line[0] = line[width] = 0xBA;
+
+    for (int i = 1; i < height; i++) {
+        draw_text(line, x, y + i, 11, 1);
+    }
+
+    snprintf(line, width - 1, " %s ", title);
+    draw_text(line, x + (width - strlen(line)) / 2, y, 14, 3);
+}

drivers/graphics/graphics.h

@@ -0,0 +1,71 @@
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "stdbool.h"
+#include "stdio.h"
+#include "stdint.h"
+
+#ifdef TFT
+#include "st7789.h"
+#endif
+#ifdef HDMI
+#include "hdmi.h"
+#endif
+#ifdef VGA
+#include "vga.h"
+#endif
+#ifdef TV
+#include "tv.h"
+#endif
+
+#include "font6x8.h"
+#include "font8x8.h"
+#include "font8x16.h"
+
+enum graphics_mode_t {
+    TEXTMODE_DEFAULT,
+    GRAPHICSMODE_DEFAULT,
+
+    TEXTMODE_53x30,
+
+    TEXTMODE_160x100,
+
+    CGA_160x200x16,
+    CGA_320x200x4,
+    CGA_640x200x2,
+
+    TGA_320x200x16,
+    EGA_320x200x16x4,
+    VGA_320x240x256,
+    VGA_320x200x256x4,
+    // planar VGA
+};
+
+// Буффер текстового режима
+extern uint8_t* text_buffer;
+
+void graphics_init();
+
+void graphics_set_mode(enum graphics_mode_t mode);
+
+void graphics_set_buffer(uint8_t* buffer, uint16_t width, uint16_t height);
+
+void graphics_set_offset(int x, int y);
+
+void graphics_set_palette(uint8_t i, uint32_t color);
+
+void graphics_set_textbuffer(uint8_t* buffer);
+
+void graphics_set_bgcolor(uint32_t color888);
+
+void graphics_set_flashmode(bool flash_line, bool flash_frame);
+
+void draw_text(const char string[TEXTMODE_COLS + 1], uint32_t x, uint32_t y, uint8_t color, uint8_t bgcolor);
+void draw_window(const char title[TEXTMODE_COLS + 1], uint32_t x, uint32_t y, uint32_t width, uint32_t height);
+
+void clrScr(uint8_t color);
+
+#ifdef __cplusplus
+}
+#endif

drivers/hdmi/CMakeLists.txt

@@ -0,0 +1,10 @@
+add_library(hdmi INTERFACE)
+
+target_sources(hdmi INTERFACE ${CMAKE_CURRENT_LIST_DIR}/hdmi.c)
+
+target_link_libraries(hdmi INTERFACE hardware_pio hardware_clocks hardware_dma)
+
+target_include_directories(hdmi INTERFACE
+        ${CMAKE_CURRENT_LIST_DIR}
+)
+