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[QP] Add ILI9488 support. (#17438)

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Nick Brassel 2022-07-02 13:20:45 +10:00 • committed by GitHub
parent d6c39490df
commit b67ae67687
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GPG key ID: 4AEE18F83AFDEB23
13 changed files with 252 additions and 64 deletions
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60
drivers/painter/tft_panel/qp_tft_panel.c
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@ -9,29 +9,6 @@
#define BYTE_SWAP(x) (((((uint16_t)(x)) >> 8) & 0x00FF) | ((((uint16_t)(x)) << 8) & 0xFF00))
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Native pixel format conversion
uint16_t qp_rgb888_to_rgb565(uint8_t r, uint8_t g, uint8_t b) {
uint16_t rgb565 = (((uint16_t)r) >> 3) << 11 | (((uint16_t)g) >> 2) << 5 | (((uint16_t)b) >> 3);
return rgb565;
}
uint16_t qp_rgb888_to_rgb565_swapped(uint8_t r, uint8_t g, uint8_t b) {
uint16_t rgb565 = (((uint16_t)r) >> 3) << 11 | (((uint16_t)g) >> 2) << 5 | (((uint16_t)b) >> 3);
return BYTE_SWAP(rgb565);
}
uint16_t qp_rgb888_to_bgr565(uint8_t r, uint8_t g, uint8_t b) {
uint16_t bgr565 = (((uint16_t)b) >> 3) << 11 | (((uint16_t)g) >> 2) << 5 | (((uint16_t)r) >> 3);
return bgr565;
}
uint16_t qp_rgb888_to_bgr565_swapped(uint8_t r, uint8_t g, uint8_t b) {
uint16_t bgr565 = (((uint16_t)b) >> 3) << 11 | (((uint16_t)g) >> 2) << 5 | (((uint16_t)r) >> 3);
return BYTE_SWAP(bgr565);
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Quantum Painter API implementations
@ -105,26 +82,49 @@ bool qp_tft_panel_viewport(painter_device_t device, uint16_t left, uint16_t top,
// Stream pixel data to the current write position in GRAM
bool qp_tft_panel_pixdata(painter_device_t device, const void *pixel_data, uint32_t native_pixel_count) {
qp_comms_send(device, pixel_data, native_pixel_count * sizeof(uint16_t));
struct painter_driver_t *driver = (struct painter_driver_t *)device;
qp_comms_send(device, pixel_data, native_pixel_count * driver->native_bits_per_pixel / 8);
return true;
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Convert supplied palette entries into their native equivalents
bool qp_tft_panel_palette_convert(painter_device_t device, int16_t palette_size, qp_pixel_t *palette) {
struct painter_driver_t * driver = (struct painter_driver_t *)device;
struct tft_panel_dc_reset_painter_driver_vtable_t *vtable = (struct tft_panel_dc_reset_painter_driver_vtable_t *)driver->driver_vtable;
bool qp_tft_panel_palette_convert_rgb565_swapped(painter_device_t device, int16_t palette_size, qp_pixel_t *palette) {
for (int16_t i = 0; i < palette_size; ++i) {
RGB rgb = hsv_to_rgb_nocie((HSV){palette[i].hsv888.h, palette[i].hsv888.s, palette[i].hsv888.v});
palette[i].rgb565 = vtable->rgb888_to_native16bit(rgb.r, rgb.g, rgb.b);
RGB rgb = hsv_to_rgb_nocie((HSV){palette[i].hsv888.h, palette[i].hsv888.s, palette[i].hsv888.v});
uint16_t rgb565 = (((uint16_t)rgb.r) >> 3) << 11 | (((uint16_t)rgb.g) >> 2) << 5 | (((uint16_t)rgb.b) >> 3);
palette[i].rgb565 = BYTE_SWAP(rgb565);
}
return true;
}
bool qp_tft_panel_palette_convert_rgb888(painter_device_t device, int16_t palette_size, qp_pixel_t *palette) {
for (int16_t i = 0; i < palette_size; ++i) {
RGB rgb = hsv_to_rgb_nocie((HSV){palette[i].hsv888.h, palette[i].hsv888.s, palette[i].hsv888.v});
palette[i].rgb888.r = rgb.r;
palette[i].rgb888.g = rgb.g;
palette[i].rgb888.b = rgb.b;
}
return true;
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Append pixels to the target location, keyed by the pixel index
bool qp_tft_panel_append_pixels(painter_device_t device, uint8_t *target_buffer, qp_pixel_t *palette, uint32_t pixel_offset, uint32_t pixel_count, uint8_t *palette_indices) {
bool qp_tft_panel_append_pixels_rgb565(painter_device_t device, uint8_t *target_buffer, qp_pixel_t *palette, uint32_t pixel_offset, uint32_t pixel_count, uint8_t *palette_indices) {
uint16_t *buf = (uint16_t *)target_buffer;
for (uint32_t i = 0; i < pixel_count; ++i) {
buf[pixel_offset + i] = palette[palette_indices[i]].rgb565;
}
return true;
}
bool qp_tft_panel_append_pixels_rgb888(painter_device_t device, uint8_t *target_buffer, qp_pixel_t *palette, uint32_t pixel_offset, uint32_t pixel_count, uint8_t *palette_indices) {
for (uint32_t i = 0; i < pixel_count; ++i) {
target_buffer[(pixel_offset + i) * 3 + 0] = palette[palette_indices[i]].rgb888.r;
target_buffer[(pixel_offset + i) * 3 + 1] = palette[palette_indices[i]].rgb888.g;
target_buffer[(pixel_offset + i) * 3 + 2] = palette[palette_indices[i]].rgb888.b;
}
return true;
}