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authorJeff Epler <jeff@adafruit.com>2021-03-15 13:50:49 -0500
committerGitHub <noreply@github.com>2021-03-15 13:50:49 -0500
commit05ed179e11599dd45a76dfb14ecf624d0ff96d68 (patch)
treea046c6d1f117814168150484ed1bf7840d3400d7 /shared-module/displayio/ColorConverter.c
parent3cbff45f9aac5ea2855bbc888083d356a91c80fe (diff)
parentf9b4189b4c640823dabb76de8effd2a836da2eb0 (diff)
Merge pull request #4362 from microDev1/code-formatting
Add code formatting and translations check
Diffstat (limited to 'shared-module/displayio/ColorConverter.c')
-rw-r--r--shared-module/displayio/ColorConverter.c47
1 files changed, 23 insertions, 24 deletions
diff --git a/shared-module/displayio/ColorConverter.c b/shared-module/displayio/ColorConverter.c
index 40dcd9d16..be9e9dc1a 100644
--- a/shared-module/displayio/ColorConverter.c
+++ b/shared-module/displayio/ColorConverter.c
@@ -31,18 +31,17 @@
#define NO_TRANSPARENT_COLOR (0x1000000)
-uint32_t displayio_colorconverter_dither_noise_1 (uint32_t n)
-{
- n = (n >> 13) ^ n;
- int nn = (n * (n * n * 60493 + 19990303) + 1376312589) & 0x7fffffff;
- return (uint32_t) (((float)nn / (1073741824.0f*2)) * 255);
+uint32_t displayio_colorconverter_dither_noise_1(uint32_t n) {
+ n = (n >> 13) ^ n;
+ int nn = (n * (n * n * 60493 + 19990303) + 1376312589) & 0x7fffffff;
+ return (uint32_t)(((float)nn / (1073741824.0f * 2)) * 255);
}
uint32_t displayio_colorconverter_dither_noise_2(uint32_t x, uint32_t y) {
return displayio_colorconverter_dither_noise_1(x + y * 0xFFFF);
}
-void common_hal_displayio_colorconverter_construct(displayio_colorconverter_t* self, bool dither) {
+void common_hal_displayio_colorconverter_construct(displayio_colorconverter_t *self, bool dither) {
self->dither = dither;
self->transparent_color = NO_TRANSPARENT_COLOR;
}
@@ -83,11 +82,11 @@ uint8_t displayio_colorconverter_compute_hue(uint32_t color_rgb888) {
int32_t hue = 0;
if (max == r8) {
- hue = (((int32_t) (g8 - b8) * 40) / c) % 240;
+ hue = (((int32_t)(g8 - b8) * 40) / c) % 240;
} else if (max == g8) {
- hue = (((int32_t) (b8 - r8) + (2 * c)) * 40) / c;
+ hue = (((int32_t)(b8 - r8) + (2 * c)) * 40) / c;
} else if (max == b8) {
- hue = (((int32_t) (r8 - g8) + (4 * c)) * 40) / c;
+ hue = (((int32_t)(r8 - g8) + (4 * c)) * 40) / c;
}
if (hue < 0) {
hue += 240;
@@ -96,7 +95,7 @@ uint8_t displayio_colorconverter_compute_hue(uint32_t color_rgb888) {
return hue;
}
-void displayio_colorconverter_compute_tricolor(const _displayio_colorspace_t* colorspace, uint8_t pixel_hue, uint8_t pixel_luma, uint32_t* color) {
+void displayio_colorconverter_compute_tricolor(const _displayio_colorspace_t *colorspace, uint8_t pixel_hue, uint8_t pixel_luma, uint32_t *color) {
int16_t hue_diff = colorspace->tricolor_hue - pixel_hue;
if ((-10 <= hue_diff && hue_diff <= 10) || hue_diff <= -220 || hue_diff >= 220) {
@@ -110,7 +109,7 @@ void displayio_colorconverter_compute_tricolor(const _displayio_colorspace_t* co
}
}
-void common_hal_displayio_colorconverter_convert(displayio_colorconverter_t *self, const _displayio_colorspace_t* colorspace, uint32_t input_color, uint32_t* output_color) {
+void common_hal_displayio_colorconverter_convert(displayio_colorconverter_t *self, const _displayio_colorspace_t *colorspace, uint32_t input_color, uint32_t *output_color) {
displayio_input_pixel_t input_pixel;
input_pixel.pixel = input_color;
input_pixel.x = input_pixel.y = input_pixel.tile = input_pixel.tile_x = input_pixel.tile_y = 0;
@@ -124,28 +123,28 @@ void common_hal_displayio_colorconverter_convert(displayio_colorconverter_t *sel
(*output_color) = output_pixel.pixel;
}
-void common_hal_displayio_colorconverter_set_dither(displayio_colorconverter_t* self, bool dither) {
+void common_hal_displayio_colorconverter_set_dither(displayio_colorconverter_t *self, bool dither) {
self->dither = dither;
}
-bool common_hal_displayio_colorconverter_get_dither(displayio_colorconverter_t* self) {
+bool common_hal_displayio_colorconverter_get_dither(displayio_colorconverter_t *self) {
return self->dither;
}
-void common_hal_displayio_colorconverter_make_transparent(displayio_colorconverter_t* self, uint32_t transparent_color) {
+void common_hal_displayio_colorconverter_make_transparent(displayio_colorconverter_t *self, uint32_t transparent_color) {
if (self->transparent_color != NO_TRANSPARENT_COLOR) {
mp_raise_RuntimeError(translate("Only one color can be transparent at a time"));
}
self->transparent_color = transparent_color;
}
-void common_hal_displayio_colorconverter_make_opaque(displayio_colorconverter_t* self, uint32_t transparent_color) {
- (void) transparent_color;
+void common_hal_displayio_colorconverter_make_opaque(displayio_colorconverter_t *self, uint32_t transparent_color) {
+ (void)transparent_color;
// NO_TRANSPARENT_COLOR will never equal a valid color
self->transparent_color = NO_TRANSPARENT_COLOR;
}
-void displayio_colorconverter_convert(displayio_colorconverter_t *self, const _displayio_colorspace_t* colorspace, const displayio_input_pixel_t *input_pixel, displayio_output_pixel_t *output_color) {
+void displayio_colorconverter_convert(displayio_colorconverter_t *self, const _displayio_colorspace_t *colorspace, const displayio_input_pixel_t *input_pixel, displayio_output_pixel_t *output_color) {
uint32_t pixel = input_pixel->pixel;
if (self->transparent_color == pixel) {
@@ -153,19 +152,19 @@ void displayio_colorconverter_convert(displayio_colorconverter_t *self, const _d
return;
}
- if (self->dither){
+ if (self->dither) {
uint8_t randr = (displayio_colorconverter_dither_noise_2(input_pixel->tile_x,input_pixel->tile_y));
- uint8_t randg = (displayio_colorconverter_dither_noise_2(input_pixel->tile_x+33,input_pixel->tile_y));
- uint8_t randb = (displayio_colorconverter_dither_noise_2(input_pixel->tile_x,input_pixel->tile_y+33));
+ uint8_t randg = (displayio_colorconverter_dither_noise_2(input_pixel->tile_x + 33,input_pixel->tile_y));
+ uint8_t randb = (displayio_colorconverter_dither_noise_2(input_pixel->tile_x,input_pixel->tile_y + 33));
uint32_t r8 = (pixel >> 16);
uint32_t g8 = (pixel >> 8) & 0xff;
uint32_t b8 = pixel & 0xff;
if (colorspace->depth == 16) {
- b8 = MIN(255,b8 + (randb&0x07));
- r8 = MIN(255,r8 + (randr&0x07));
- g8 = MIN(255,g8 + (randg&0x03));
+ b8 = MIN(255,b8 + (randb & 0x07));
+ r8 = MIN(255,r8 + (randr & 0x07));
+ g8 = MIN(255,g8 + (randg & 0x03));
} else {
int bitmask = 0xFF >> colorspace->depth;
b8 = MIN(255,b8 + (randb & bitmask));
@@ -197,7 +196,7 @@ void displayio_colorconverter_convert(displayio_colorconverter_t *self, const _d
uint8_t pixel_hue = displayio_colorconverter_compute_hue(pixel);
displayio_colorconverter_compute_tricolor(colorspace, pixel_hue, luma, &output_color->pixel);
return;
- } else if (colorspace->grayscale && colorspace->depth <= 8) {
+ } else if (colorspace->grayscale && colorspace->depth <= 8) {
uint8_t luma = displayio_colorconverter_compute_luma(pixel);
size_t bitmask = (1 << colorspace->depth) - 1;
output_color->pixel = (luma >> colorspace->grayscale_bit) & bitmask;