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Add secondary framebuffer, instead of allocating on stack

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This commit is contained in:
Patrick Horlebein
2020-04-25 11:43:14 +02:00
parent b8c822696b
commit d69293342d
3 changed files with 24 additions and 16 deletions
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20
workspace/TS100/Core/Src/OLED.cpp
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@@ -24,6 +24,7 @@ uint8_t OLED::fontWidth, OLED::fontHeight;
int16_t OLED::cursor_x, OLED::cursor_y;
uint8_t OLED::displayOffset;
uint8_t OLED::screenBuffer[16 + (OLED_WIDTH * 2) + 10]; // The data buffer
uint8_t OLED::secondFrameBuffer[OLED_WIDTH * 2];
/*Setup params for the OLED screen*/
/*http://www.displayfuture.com/Display/datasheet/controller/SSD1307.pdf*/
@@ -93,7 +94,7 @@ void OLED::initialize() {
sizeof(OLED_Setup_Array));
}
void OLED::set_framebuffer(uint8_t *buffer) {
void OLED::setFramebuffer(uint8_t *buffer) {
if (buffer == NULL) {
firstStripPtr = &screenBuffer[FRAMEBUFFER_START];
secondStripPtr = &screenBuffer[FRAMEBUFFER_START + OLED_WIDTH];
@@ -146,15 +147,14 @@ void OLED::drawScrollIndicator(uint8_t y, uint8_t height) {
/**
* Plays a transition animation between two framebuffers.
* @param framebuffer Second framebuffer to use for animation.
* @param forward Direction of the navigation animation.
* @param forwardNavigation Direction of the navigation animation.
*
* If forward is true, this displays a forward navigation to the second framebuffer contents.
* Otherwise a rewinding navigation animation is shown to the second framebuffer contents.
*/
void OLED::transitionToContents(uint8_t *framebuffer, bool forwardNavigation) {
uint8_t *firstBackStripPtr = &framebuffer[0];
uint8_t *secondBackStripPtr = &framebuffer[OLED_WIDTH];
void OLED::transitionSecondaryFramebuffer(bool forwardNavigation) {
uint8_t *firstBackStripPtr = &secondFrameBuffer[0];
uint8_t *secondBackStripPtr = &secondFrameBuffer[OLED_WIDTH];
uint32_t totalDuration = 50; // 500ms
uint32_t duration = 0;
@@ -193,6 +193,14 @@ void OLED::transitionToContents(uint8_t *framebuffer, bool forwardNavigation) {
}
}
void OLED::useSecondaryFramebuffer(bool useSecondary) {
if (useSecondary) {
setFramebuffer(secondFrameBuffer);
} else {
setFramebuffer(NULL);
}
}
void OLED::setRotation(bool leftHanded) {
#ifdef MODEL_TS80
leftHanded = !leftHanded;