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Add optional const qualifiers

This commit is contained in:
Francesco Abbate 2020-06-06 14:58:19 +02:00
parent 609b31a3b9
commit 646a594e89
1 changed files with 4 additions and 4 deletions
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8
lib/font_renderer/font_renderer.cpp
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@ -64,7 +64,7 @@ static void glyph_trim_rect(agg::rendering_buffer& ren_buf, GlyphBitmapInfo& gli
int x0 = gli.x0 * subpixel_scale, x1 = gli.x1 * subpixel_scale;
int y0 = gli.y0, y1 = gli.y1;
for (int y = gli.y0; y < gli.y1; y++) {
uint8_t *row = ren_buf.row_ptr(height - 1 - y);
const uint8_t *row = ren_buf.row_ptr(height - 1 - y);
unsigned int row_bitsum = 0;
for (int x = x0; x < x1; x++) {
row_bitsum |= row[x];
@ -76,7 +76,7 @@ static void glyph_trim_rect(agg::rendering_buffer& ren_buf, GlyphBitmapInfo& gli
}
}
for (int y = gli.y1 - 1; y >= y0; y--) {
uint8_t *row = ren_buf.row_ptr(height - 1 - y);
const uint8_t *row = ren_buf.row_ptr(height - 1 - y);
unsigned int row_bitsum = 0;
for (int x = x0; x < x1; x++) {
row_bitsum |= row[x];
@ -90,7 +90,7 @@ static void glyph_trim_rect(agg::rendering_buffer& ren_buf, GlyphBitmapInfo& gli
for (int x = gli.x0 * subpixel_scale; x < gli.x1 * subpixel_scale; x += subpixel_scale) {
unsigned int xaccu = 0;
for (int y = y0; y < y1; y++) {
uint8_t *row = ren_buf.row_ptr(height - 1 - y);
const uint8_t *row = ren_buf.row_ptr(height - 1 - y);
for (int i = 0; i < subpixel_scale; i++) {
xaccu |= row[x + i];
}
@ -104,7 +104,7 @@ static void glyph_trim_rect(agg::rendering_buffer& ren_buf, GlyphBitmapInfo& gli
for (int x = (gli.x1 - 1) * subpixel_scale; x >= x0; x -= subpixel_scale) {
unsigned int xaccu = 0;
for (int y = y0; y < y1; y++) {
uint8_t *row = ren_buf.row_ptr(height - 1 - y);
const uint8_t *row = ren_buf.row_ptr(height - 1 - y);
for (int i = 0; i < subpixel_scale; i++) {
xaccu |= row[x + i];
}