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topicchi
2024-09-24 16:54:39 +00:00
parent e3ca99e4db
commit c7a68c0205
332 changed files with 6098 additions and 4139 deletions
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10
trunk/Arduino/libraries/TFT_eSPI/examples/DMA test/Flash_Jpg_DMA/panda.h
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@@ -2,15 +2,14 @@
http://tomeko.net/online_tools/file_to_hex.php?lang=en
If needed, first resize and crop to an appropriate width and height
to suit your display with an image editting program such as IrfanView.
to suit your display with an image editing program such as IrfanView.
You can also change the image "guality" to reduce the file size.
You can also change the image "quality" to reduce the file size.
Paste the array into a new tabe, top and tail the array from the
Paste the array into a new tab, top and tail the array from the
tool to look like the one below with:
#include <pgmspace.h>
const uint8_t name[] PROGMEM = {
const uint8_t name[] PROGMEM = {
to start and and end with:
@@ -22,7 +21,6 @@
*/
#include <pgmspace.h>
const uint8_t panda[] PROGMEM = {
0xFF, 0xD8, 0xFF, 0xE0, 0x00, 0x10, 0x4A, 0x46, 0x49, 0x46, 0x00, 0x01, 0x01, 0x01, 0x00, 0xB4,
0x00, 0xB4, 0x00, 0x00, 0xFF, 0xDB, 0x00, 0x43, 0x00, 0x08, 0x06, 0x06, 0x07, 0x06, 0x05, 0x08,

10
trunk/Arduino/libraries/TFT_eSPI/examples/DMA test/SpriteRotatingCube/SpriteRotatingCube.ino
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@@ -2,7 +2,7 @@
// https://en.wikipedia.org/wiki/Direct_memory_access
// Tested with ESP32, Nucleo 64 STM32F446RE and Nucleo 144 STM32F767ZI
// TFT's with SPI can use DMA, the sketch also works with 8 bit
// TFT's with SPI can use DMA, the sketch also works with 8-bit
// parallel TFT's (tested with ILI9341 and ILI9481)
// The sketch will run on processors without DMA and also parallel
@@ -36,7 +36,7 @@
// Color depth has to be 16 bits if DMA is used to render image
#define COLOR_DEPTH 16
// 128x128 for a 16 bit colour Sprite (32Kbytes RAM)
// 128x128 for a 16-bit colour Sprite (32Kbytes RAM)
// Maximum is 181x181 (64Kbytes) for DMA - restricted by processor design
#define IWIDTH 128
#define IHEIGHT 128
@@ -56,7 +56,7 @@ TFT_eSprite spr[2] = {TFT_eSprite(&tft), TFT_eSprite(&tft) };
// Toggle buffer selection
bool sprSel = 0;
// Pointers to start of Sprties in RAM
// Pointers to start of Sprites in RAM
uint16_t* sprPtr[2];
// Define the cube face colors
@@ -305,7 +305,7 @@ void drawCube()
p2y[i] = IHEIGHT / 2 + ay[i] * CUBE_SIZE / az[i];
}
// Fill the buffer with color 0 (Black)
// Fill the buffer with colour 0 (Black)
spr[sprSel].fillSprite(TFT_BLACK);
for (int i = 0; i < 12; i++) {
@@ -353,7 +353,7 @@ void drawCube()
uint32_t computePrimeNumbers(int32_t n) {
if (n<2) return 1;
int32_t i, fact, j, p;
int32_t i, fact, j, p = 0;
//Serial.print("\nPrime Numbers are: \n");
for (i = 1; i <= n; i++)

12
trunk/Arduino/libraries/TFT_eSPI/examples/DMA test/boing_ball/boing_ball.ino
View File

@@ -19,7 +19,7 @@
// Blue Pill overclocked to 128MHz *no* DMA - 32MHz SPI 64 fps
// Blue Pill overclocked to 128MHz with DMA - 32MHz SPI 116 fps
// ESP32 - 8 bit parallel 110 fps (no DMA)
// ESP32 - 8-bit parallel 110 fps (no DMA)
// ESP32 - 40MHz SPI *no* DMA 93 fps
// ESP32 - 40MHz SPI with DMA 112 fps
@@ -39,7 +39,7 @@ TFT_eSPI tft = TFT_eSPI(); // Invoke custom library
#define RED 0xF800
#define WHITE 0xFFFF
#define YBOTTOM 123 // Ball Y coord at bottom
#define YBOTTOM 123 // Ball Y coordinate at bottom
#define YBOUNCE -3.5 // Upward velocity on ball bounce
// Ball coordinates are stored floating-point because screen refresh
@@ -49,7 +49,7 @@ float ballx = 20.0, bally = YBOTTOM, // Current ball position
ballframe = 3; // Ball animation frame #
int balloldx = ballx, balloldy = bally; // Prior ball position
// Working buffer for ball rendering...2 scanlines that alternate,
// Working buffer for ball rendering...2 scan lines that alternate,
// one is rendered while the other is transferred via DMA.
uint16_t renderbuf[2][SCREENWIDTH];
@@ -64,7 +64,7 @@ void setup() {
tft.begin();
tft.setRotation(3); // Landscape orientation, USB at bottom right
tft.setSwapBytes(false);
// Draw initial framebuffer contents:
// Draw initial frame buffer contents:
//tft.setBitmapColor(GRIDCOLOR, BGCOLOR);
tft.fillScreen(BGCOLOR);
@@ -144,7 +144,7 @@ void loop() {
(by >= 0) && (by < BALLHEIGHT)) { // inside the ball bitmap area?
// Yes, do ball compositing math...
p = ball[by][bx1 / 2]; // Get packed value (2 pixels)
c = (bx1 & 1) ? (p & 0xF) : (p >> 4); // Unpack high or low nybble
c = (bx1 & 1) ? (p & 0xF) : (p >> 4); // Unpack high or low nibble
if(c == 0) { // Outside ball - just draw grid
c = background[bgy][bgx1 / 8] & (0x80 >> (bgx1 & 7)) ? GRIDCOLOR : BGCOLOR;
} else if(c > 1) { // In ball area...
@@ -155,7 +155,7 @@ void loop() {
} else { // Outside ball bitmap, just draw background bitmap...
c = background[bgy][bgx1 / 8] & (0x80 >> (bgx1 & 7)) ? GRIDCOLOR : BGCOLOR;
}
*destPtr++ = c<<8 | c>>8; // Store pixel color
*destPtr++ = c<<8 | c>>8; // Store pixel colour
bx1++; // Increment bitmap position counters (X axis)
bgx1++;
}