Hexley Ball
Fork of David Smart's RA8875 library
Fork of
RA8875
by 
David Smart
Diff: RA8875.cpp
- Revision:
- 41:2956a0a221e5
- Parent:
- 40:04aa280dfa39
- Child:
- 43:3becae133285
--- a/RA8875.cpp Tue Feb 04 02:58:06 2014 +0000
+++ b/RA8875.cpp Sat Feb 08 17:35:45 2014 +0000
@@ -7,12 +7,7 @@
///
#include "RA8875.h"
-DigitalOut zz1(LED1);
-DigitalOut zz2(LED2);
-DigitalOut zz3(LED3);
-DigitalOut zz4(LED4);
-
-#define DEBUG "RAIO"
+//#define DEBUG "RAIO"
// ...
// INFO("Stuff to show %d", var); // new-line is automatically appended
//
@@ -30,13 +25,15 @@
#define RA8875_DISPLAY_WIDTH 480
#define RA8875_DISPLAY_HEIGHT 272
-
#ifdef PERF_METRICS
#define PERFORMANCE_RESET performance.reset()
#define REGISTERPERFORMANCE(a) RegisterPerformance(a)
static const char *metricsName[] =
{
- "Point", "Line", "Rectangle", "Rounded Rectangle", "Triangle", "Circle", "Ellipse"
+ "Cls", "Pixel", "Pixel Stream",
+ "Read Pixel", "Read Pixel Stream",
+ "Line",
+ "Rectangle", "Rounded Rectangle", "Triangle", "Circle", "Ellipse"
};
#else
#define PERFORMANCE_RESET
@@ -85,10 +82,11 @@
metrics[method] = elapsed;
}
-void RA8875::ReportPerformance()
+void RA8875::ReportPerformance(Serial & pc)
{
+ pc.printf("\r\nPerformance Metrics\r\n");
for (int i=0; i<METRICCOUNT; i++) {
- printf("%10d uS %s\r\n", metrics[i], metricsName[i]);
+ pc.printf("%10d uS %s\r\n", metrics[i], metricsName[i]);
}
}
#endif
@@ -99,11 +97,12 @@
WriteCommand(command, data & 0xFF);
WriteCommand(command+1, data >> 8);
#else
+ // This should be a little faster, but doesn't work...
INFO("WriteCommandW(%02X, %04X)", command, data);
select(true);
spiwrite(0x80);
spiwrite(command);
-// spiwrite(0x00);
+ //spiwrite(0x00); // dummy
spiwrite(data & 0xFF);
spiwrite(data >> 8);
select(false);
@@ -114,7 +113,7 @@
RetCode_t RA8875::WriteCommand(unsigned char command, unsigned int data)
{
select(true);
- spiwrite(0x80);
+ spiwrite(0x80); // cmd: write command
spiwrite(command);
if (data <= 0xFF) { // only if in the valid range
spiwrite(0x00);
@@ -127,7 +126,7 @@
RetCode_t RA8875::WriteDataW(uint16_t data)
{
select(true);
- spiwrite(0x00);
+ spiwrite(0x00); // cmd: write data
spiwrite(data & 0xFF);
spiwrite(data >> 8);
select(false);
@@ -160,6 +159,18 @@
return data;
}
+uint16_t RA8875::ReadDataW(void)
+{
+ uint16_t data;
+
+ select(true);
+ spiwrite(0x40);
+ data = spiread();
+ data |= (spiread() << 8);
+ select(false);
+ return data;
+}
+
unsigned char RA8875::ReadStatus(void)
{
unsigned char data;
@@ -452,6 +463,15 @@
return noerror;
}
+RetCode_t RA8875::SetGraphicsCursorRead(loc_t x, loc_t y)
+{
+ //WriteCommand(0x40, 0); // Graphics mode
+ //WriteCommand(0x45, 0); // left->right, top->bottom
+ WriteCommandW(0x4A, x);
+ WriteCommandW(0x4C, y);
+ return noerror;
+}
+
RetCode_t RA8875::window(loc_t x, loc_t y, dim_t width, dim_t height)
{
GraphicsDisplay::window(x,y, width,height);
@@ -484,9 +504,12 @@
RetCode_t RA8875::pixel(loc_t x, loc_t y, color_t color)
{
- //INFO("pixel(%d,%d, %04X)", x,y, color);
+ #if 1
+ return pixelStream(&color, 1, x,y);
+ #else
foreground(color);
return pixel(x,y);
+ #endif
}
RetCode_t RA8875::pixel(loc_t x, loc_t y)
@@ -500,10 +523,69 @@
WriteCommand(0x02);
WriteDataW(color);
ret = noerror;
- REGISTERPERFORMANCE(PRF_DRAWPOINT);
+ REGISTERPERFORMANCE(PRF_DRAWPIXEL);
return ret;
}
+RetCode_t RA8875::pixelStream(color_t * p, uint32_t count, loc_t x, loc_t y)
+{
+ PERFORMANCE_RESET;
+ WriteCommand(0x40,0x00); // Graphics write mode
+ SetGraphicsCursor(x, y);
+ WriteCommand(0x02);
+ select(true);
+ spiwrite(0x00); // Cmd: write data
+ while (count--) {
+ spiwrite(*p >> 8);
+ spiwrite(*p & 0xFF);
+ p++;
+ }
+ select(false);
+ REGISTERPERFORMANCE(PRF_PIXELSTREAM);
+ return(noerror);
+}
+
+color_t RA8875::getPixel(loc_t x, loc_t y)
+{
+ color_t pixel;
+
+ PERFORMANCE_RESET;
+ //WriteCommand(0x45,0x00); // read left->right, top->bottom
+ WriteCommand(0x40,0x00); // Graphics write mode
+ SetGraphicsCursorRead(x, y);
+ WriteCommand(0x02);
+ select(true);
+ spiwrite(0x40); // Cmd: read data
+ spiwrite(0x00); // dummy read
+ pixel = spiread();
+ pixel |= (spiread() << 8);
+ select(false);
+ REGISTERPERFORMANCE(PRF_READPIXEL);
+ return pixel;
+}
+
+RetCode_t RA8875::getPixelStream(color_t * p, uint32_t count, loc_t x, loc_t y)
+{
+ color_t pixel;
+
+ PERFORMANCE_RESET;
+ //WriteCommand(0x45,0x00); // read left->right, top->bottom
+ WriteCommand(0x40,0x00); // Graphics write mode
+ SetGraphicsCursorRead(x, y);
+ WriteCommand(0x02);
+ select(true);
+ spiwrite(0x40); // Cmd: read data
+ spiwrite(0x00); // dummy read
+ while (count--) {
+ pixel = spiread();
+ pixel |= (spiread() << 8);
+ *p++ = pixel;
+ }
+ select(false);
+ REGISTERPERFORMANCE(PRF_READPIXELSTREAM);
+ return noerror;
+}
+
RetCode_t RA8875::line(loc_t x1, loc_t y1, loc_t x2, loc_t y2, color_t color)
{
foreground(color);
@@ -968,6 +1050,7 @@
// /__/ /_____________/ /_____________/ /__/
//
// Everything from here down is test code.
+bool SuppressSlowStuff = false;
void TextCursorTest(RA8875 & display, Serial & pc)
{
@@ -976,8 +1059,12 @@
const char * bCursor = "The Block cursor should be visible for this text.\r\n";
const char * bbCursor = "The Blinking Block cursor should be visible for this text.\r\n";
const char * p;
+ int delay = 100;
- pc.printf("Text Cursor Test\r\n");
+ if (!SuppressSlowStuff)
+ pc.printf("Text Cursor Test\r\n");
+ else
+ delay = 0;
display.background(Black);
display.foreground(Blue);
display.cls();
@@ -990,46 +1077,52 @@
p = iCursor;
while (*p) {
display._putc(*p++);
- wait_ms(100);
+ wait_ms(delay);
}
display.SetTextCursorControl(UNDER, false);
p = uCursor;
while (*p) {
display._putc(*p++);
- wait_ms(100);
+ wait_ms(delay);
}
display.SetTextCursorControl(BLOCK, false);
p = bCursor;
while (*p) {
display._putc(*p++);
- wait_ms(100);
+ wait_ms(delay);
}
display.SetTextCursorControl(BLOCK, true);
p = bbCursor;
while (*p) {
display._putc(*p++);
- wait_ms(100);
+ wait_ms(delay);
}
- wait_ms(2000);
+ wait_ms(delay * 20);
display.SetTextCursorControl(NOCURSOR, false);
}
void BacklightTest(RA8875 & display, Serial & pc, float ramptime)
{
char buf[60];
-
- pc.printf("Backlight Test - ramp over %f sec.\r\n", ramptime);
+ unsigned int w = (ramptime * 1000)/ 256;
+ int delay = 200;
+
+ if (!SuppressSlowStuff)
+ pc.printf("Backlight Test - ramp over %f sec.\r\n", ramptime);
+ else {
+ delay = 0;
+ w = 0;
+ }
display.Backlight_u8(0);
display.background(White);
display.foreground(Blue);
display.cls();
- wait_ms(200);
+ wait_ms(delay);
display.puts(0,0, "RA8875 Backlight Test - Ramp up.");
for (int i=0; i <= 255; i++) {
- unsigned int w = (ramptime * 1000)/ 256;
sprintf(buf, "%3d, %4d", i, w);
display.puts(100,100,buf);
display.Backlight_u8(i);
@@ -1039,21 +1132,28 @@
void BacklightTest2(RA8875 & display, Serial & pc)
{
- pc.printf("Backlight Test 2\r\n");
+ int delay = 20;
+
+ if (!SuppressSlowStuff)
+ pc.printf("Backlight Test 2\r\n");
+ else
+ delay = 0;
+
// Dim it out at the end of the tests.
display.foreground(Blue);
display.puts(0,0, "Ramp Backlight down.");
// Ramp it off
for (int i=255; i != 0; i--) {
display.Backlight_u8(i);
- wait_ms(20);
+ wait_ms(delay);
}
display.Backlight_u8(0);
}
void ExternalFontTest(RA8875 & display, Serial & pc)
{
- pc.printf("External Font Test\r\n");
+ if (!SuppressSlowStuff)
+ pc.printf("External Font Test\r\n");
display.background(Black);
display.foreground(Blue);
display.cls();
@@ -1073,7 +1173,8 @@
void DOSColorTest(RA8875 & display, Serial & pc)
{
- pc.printf("DOS Color Test\r\n");
+ if (!SuppressSlowStuff)
+ pc.printf("DOS Color Test\r\n");
display.background(Black);
display.foreground(Blue);
display.cls();
@@ -1095,7 +1196,8 @@
void WebColorTest(RA8875 & display, Serial & pc)
{
- pc.printf("Web Color Test\r\n");
+ if (!SuppressSlowStuff)
+ pc.printf("Web Color Test\r\n");
display.background(Black);
display.foreground(Blue);
display.window(0,0, display.width(), display.height());
@@ -1115,7 +1217,8 @@
{
int i, c, x, y;
- pc.printf("Pixel Test\r\n");
+ if (!SuppressSlowStuff)
+ pc.printf("Pixel Test\r\n");
display.background(Black);
display.foreground(Blue);
display.cls();
@@ -1133,7 +1236,8 @@
{
int i, x, y, x2, y2;
- pc.printf("Line Test\r\n");
+ if (!SuppressSlowStuff)
+ pc.printf("Line Test\r\n");
display.background(Black);
display.foreground(Blue);
display.cls();
@@ -1152,7 +1256,8 @@
{
int i, x1,y1, x2,y2;
- pc.printf("Rectangle Test\r\n");
+ if (!SuppressSlowStuff)
+ pc.printf("Rectangle Test\r\n");
display.background(Black);
display.foreground(Blue);
display.cls();
@@ -1176,7 +1281,8 @@
{
loc_t i, x1,y1, x2,y2, r1,r2;
- pc.printf("Round Rectangle Test\r\n");
+ if (!SuppressSlowStuff)
+ pc.printf("Round Rectangle Test\r\n");
display.background(Black);
display.foreground(Blue);
display.cls();
@@ -1205,7 +1311,8 @@
{
int i, x1, y1, x2, y2, x3, y3;
- pc.printf("Triangle Test\r\n");
+ if (!SuppressSlowStuff)
+ pc.printf("Triangle Test\r\n");
display.background(Black);
display.foreground(Blue);
display.cls();
@@ -1265,7 +1372,8 @@
{
int i, x, y, r1;
- pc.printf("Circle Test\r\n");
+ if (!SuppressSlowStuff)
+ pc.printf("Circle Test\r\n");
display.background(Black);
display.foreground(Blue);
display.cls();
@@ -1289,7 +1397,8 @@
{
int i,x,y,r1,r2;
- pc.printf("Ellipse Test\r\n");
+ if (!SuppressSlowStuff)
+ pc.printf("Ellipse Test\r\n");
display.background(Black);
display.foreground(Blue);
display.cls();
@@ -1312,6 +1421,8 @@
void TestGraphicsBitmap(RA8875 & display, Serial & pc)
{
LocalFileSystem local("local");
+ if (!SuppressSlowStuff)
+ pc.printf("Bitmap File Load\r\n");
display.background(Black);
display.foreground(Blue);
display.cls();
@@ -1321,6 +1432,42 @@
int r = display.RenderBitmapFile(0,0, "/local/TestPat.bmp");
}
+void SpeedTest(RA8875 & display, Serial & pc)
+{
+ Timer t;
+ SuppressSlowStuff = true;
+ pc.printf("\r\nSpeedTest disables delays, runs tests, reports overall time.\r\n");
+ t.start();
+ // do stuff fast
+ TextCursorTest(display, pc);
+ BacklightTest(display, pc, 0);
+ BacklightTest2(display, pc);
+ ExternalFontTest(display, pc);
+ DOSColorTest(display, pc);
+ WebColorTest(display, pc);
+ PixelTest(display, pc);
+ LineTest(display, pc);
+ RectangleTest(display, pc);
+ RoundRectTest(display, pc);
+ TriangleTest(display, pc);
+ CircleTest(display, pc);
+ EllipseTest(display, pc);
+ //TestGraphicsBitmap(display, pc);
+ pc.printf("SpeedTest completed in %d msec\r\n", t.read_ms());
+ #ifdef DEBUG
+ display.ReportPerformance(pc);
+ #endif
+ SuppressSlowStuff = false;
+}
+
+void PrintScreen(RA8875 & display, Serial & pc)
+{
+ LocalFileSystem local("local");
+ if (!SuppressSlowStuff)
+ pc.printf("PrintScreen\r\n");
+ display.PrintScreen( 0,0, 480,272, "/local/Capture.bmp");
+}
+
void RunTestSet(RA8875 & lcd, Serial & pc)
{
int q = 0;
@@ -1329,14 +1476,18 @@
while(1) {
pc.printf("\r\n"
- "B - Backlight up b - backlight dim\r\n"
- "D - DOS Colors W - Web Colors\r\n"
- "t - text cursor G - Graphics Bitmap\r\n"
- "L - Lines F - external Font\r\n"
- "R - Rectangles O - rOund rectangles\r\n"
- "T - Triangles P - Pixels \r\n"
- "C - Circles E - Ellipses\r\n"
- "A - Auto Test mode r - reset \r\n"
+ "B - Backlight up b - backlight dim\r\n"
+ "D - DOS Colors W - Web Colors\r\n"
+ "t - text cursor G - Graphics Bitmap\r\n"
+ "L - Lines F - external Font\r\n"
+ "R - Rectangles O - rOund rectangles\r\n"
+ "T - Triangles P - Pixels \r\n"
+ "C - Circles E - Ellipses\r\n"
+ "A - Auto Test mode S - Speed Test\r\n"
+ "p - print screen r - reset \r\n"
+ #ifdef DEBUG
+ "0 - clear performance 1 - report performance\r\n"
+ #endif
"> ");
if (automode == -1 || pc.readable()) {
automode = -1;
@@ -1347,11 +1498,19 @@
q = modelist[automode];
}
switch(q) {
+ #ifdef DEBUG
+ case '0':
+ lcd.ClearPerformance();
+ break;
+ case '1':
+ lcd.ReportPerformance(pc);
+ break;
+ #endif
case 'A':
automode = 0;
break;
case 'B':
- BacklightTest(lcd, pc, 4);
+ BacklightTest(lcd, pc, 2);
break;
case 'b':
BacklightTest2(lcd, pc);
@@ -1377,6 +1536,12 @@
case 'O':
RoundRectTest(lcd, pc);
break;
+ case 'p':
+ PrintScreen(lcd, pc);
+ break;
+ case 'S':
+ SpeedTest(lcd, pc);
+ break;
case 'T':
TriangleTest(lcd, pc);
break;