From 787d5220365f3911c3f2a8cf2e9a89a156c24a8a Mon Sep 17 00:00:00 2001
From: Robby Candra <robbycandra.mail@gmail.com>
Date: Wed, 18 Sep 2019 14:58:58 +0700
Subject: [PATCH] LCD Size Defines (#15297)

---
 .../u8g_dev_tft_320x240_upscale_from_128x64.cpp     | 13 +++++++------
 Marlin/src/lcd/dogm/ultralcd_DOGM.h                 |  9 +++++++++
 2 files changed, 16 insertions(+), 6 deletions(-)

diff --git a/Marlin/src/lcd/dogm/u8g_dev_tft_320x240_upscale_from_128x64.cpp b/Marlin/src/lcd/dogm/u8g_dev_tft_320x240_upscale_from_128x64.cpp
index 76c13711aa..8c1dfa3ffe 100644
--- a/Marlin/src/lcd/dogm/u8g_dev_tft_320x240_upscale_from_128x64.cpp
+++ b/Marlin/src/lcd/dogm/u8g_dev_tft_320x240_upscale_from_128x64.cpp
@@ -60,6 +60,7 @@
 #if HAS_GRAPHICAL_LCD && PIN_EXISTS(FSMC_CS)
 
 #include "HAL_LCD_com_defines.h"
+#include "ultralcd_DOGM.h"
 
 #include <string.h>
 
@@ -70,12 +71,12 @@
   extern void LCD_IO_WriteMultiple(uint16_t color, uint32_t count);
 #endif
 
-#define WIDTH 128
-#define HEIGHT 64
+#define WIDTH LCD_PIXEL_WIDTH
+#define HEIGHT LCD_PIXEL_HEIGHT
 #define PAGE_HEIGHT 8
 
-#define X_LO 32
-#define Y_LO 32
+#define X_LO LCD_PIXEL_OFFSET_X
+#define Y_LO LCD_PIXEL_OFFSET_Y
 #define X_HI (X_LO + 2 * WIDTH  - 1)
 #define Y_HI (Y_LO + 2 * HEIGHT - 1)
 
@@ -142,8 +143,8 @@ static const uint8_t page_first_sequence[] = {
 };
 
 static const uint8_t clear_screen_sequence[] = {
-  U8G_ESC_ADR(0), LCD_COLUMN, U8G_ESC_ADR(1), 0x00, 0x00, 0x01, 0x3F,
-  U8G_ESC_ADR(0), LCD_ROW,    U8G_ESC_ADR(1), 0x00, 0x00, 0x00, 0xEF,
+  U8G_ESC_ADR(0), LCD_COLUMN, U8G_ESC_ADR(1), 0x00, 0x00, U8G_ESC_DATA(LCD_FULL_PIXEL_WIDTH),
+  U8G_ESC_ADR(0), LCD_ROW,    U8G_ESC_ADR(1), 0x00, 0x00, U8G_ESC_DATA(LCD_FULL_PIXEL_HEIGHT),
   U8G_ESC_ADR(0), LCD_WRITE_RAM, U8G_ESC_ADR(1),
   U8G_ESC_END
 };
diff --git a/Marlin/src/lcd/dogm/ultralcd_DOGM.h b/Marlin/src/lcd/dogm/ultralcd_DOGM.h
index 4d9662d7db..71e4c39611 100644
--- a/Marlin/src/lcd/dogm/ultralcd_DOGM.h
+++ b/Marlin/src/lcd/dogm/ultralcd_DOGM.h
@@ -145,6 +145,15 @@
   #define LCD_PIXEL_HEIGHT 64
 #endif
 
+// LCD_FULL_PIXEL_WIDTH = 
+// LCD_PIXEL_OFFSET_X + (LCD_PIXEL_WIDTH * 2) + LCD_PIXEL_OFFSET_X 
+#if ENABLED(FSMC_GRAPHICAL_TFT)
+  #define LCD_FULL_PIXEL_WIDTH  320
+  #define LCD_PIXEL_OFFSET_X    32  
+  #define LCD_FULL_PIXEL_HEIGHT 240
+  #define LCD_PIXEL_OFFSET_Y    32
+#endif
+
 // For selective rendering within a Y range
 #define PAGE_OVER(ya)         ((ya) <= u8g.getU8g()->current_page.y1) // Does the current page follow a region top?
 #define PAGE_UNDER(yb)        ((yb) >= u8g.getU8g()->current_page.y0) // Does the current page precede a region bottom?