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C++ Bitmap Image Reader Writer Library http://partow.net/programming/…
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@ArashPartow
ArashPartow committed Oct 28, 2016
1 parent d12e2c1 commit 8d68e7d
Showing 1 changed file with 29 additions and 29 deletions.
58 changes: 29 additions & 29 deletions bitmap_image.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -262,7 +262,7 @@ class bitmap_image
const unsigned int& height,
const unsigned char& value)
{
if ((x + width) > width_ ) { return false; }
if ((x + width ) > width_ ) { return false; }
if ((y + height) > height_) { return false; }

for (unsigned int r = 0; r < height; ++r)
Expand All @@ -282,7 +282,7 @@ class bitmap_image
const color_plane color,
const unsigned char& value)
{
if ((x + width) > width_) { return false; }
if ((x + width ) > width_ ) { return false; }
if ((y + height) > height_) { return false; }

const unsigned int color_plane_offset = offset(color);
Expand Down Expand Up @@ -310,7 +310,7 @@ class bitmap_image
const unsigned char& green,
const unsigned char& blue)
{
if ((x + width) > width_) { return false; }
if ((x + width ) > width_ ) { return false; }
if ((y + height) > height_) { return false; }

for (unsigned int r = 0; r < height; ++r)
Expand Down Expand Up @@ -1116,7 +1116,7 @@ class bitmap_image
const unsigned int& y,
const bitmap_image& image)
{
if ((x + image.width()) > width_) { return 0.0; }
if ((x + image.width() ) > width_ ) { return 0.0; }
if ((y + image.height()) > height_) { return 0.0; }

double mse = 0.0;
Expand Down Expand Up @@ -1938,7 +1938,7 @@ inline double psnr_region(const unsigned int& x, const unsigned int& y,
return 0.0;
}

if ((x + width) > image1.width()) { return 0.0; }
if ((x + width ) > image1.width() ) { return 0.0; }
if ((y + height) > image1.height()) { return 0.0; }

double mse = 0.0;
Expand Down Expand Up @@ -2153,10 +2153,10 @@ class image_drawer

while (d2 < 0)
{
plot_pen_pixel(positive_tx,positive_ty);
plot_pen_pixel(positive_tx,negative_ty);
plot_pen_pixel(negative_tx,positive_ty);
plot_pen_pixel(negative_tx,negative_ty);
plot_pen_pixel(positive_tx, positive_ty);
plot_pen_pixel(positive_tx, negative_ty);
plot_pen_pixel(negative_tx, positive_ty);
plot_pen_pixel(negative_tx, negative_ty);

++y;

Expand All @@ -2183,10 +2183,10 @@ class image_drawer

do
{
plot_pen_pixel(positive_tx,positive_ty);
plot_pen_pixel(positive_tx,negative_ty);
plot_pen_pixel(negative_tx,positive_ty);
plot_pen_pixel(negative_tx,negative_ty);
plot_pen_pixel(positive_tx, positive_ty);
plot_pen_pixel(positive_tx, negative_ty);
plot_pen_pixel(negative_tx, positive_ty);
plot_pen_pixel(negative_tx, negative_ty);

x--;
t8 = t8 - t6;
Expand Down Expand Up @@ -2215,10 +2215,10 @@ class image_drawer

while (radius >= 0)
{
plot_pen_pixel(centerx + x,centery + radius);
plot_pen_pixel(centerx + x,centery - radius);
plot_pen_pixel(centerx - x,centery + radius);
plot_pen_pixel(centerx - x,centery - radius);
plot_pen_pixel(centerx + x, centery + radius);
plot_pen_pixel(centerx + x, centery - radius);
plot_pen_pixel(centerx - x, centery + radius);
plot_pen_pixel(centerx - x, centery - radius);

if ((d + radius) > 0)
d -= ((--radius) << 1) - 1;
Expand Down Expand Up @@ -2464,15 +2464,15 @@ class cartesian_canvas

void bottom(const point_t& p0, const point_t& p1, const point_t& p2)
{
double m0 = (p1.first - p0.first) / (p1.second - p0.second) / 2.0;
double m1 = (p2.first - p0.first) / (p2.second - p0.second) / 2.0;
double m0 = (p1.first - p0.first) / (2.0 * (p1.second - p0.second));
double m1 = (p2.first - p0.first) / (2.0 * (p2.second - p0.second));

double x0 = p0.first;
double x1 = p0.first + 0.1;
double x1 = p0.first;

for (double y = p0.second; y <= p1.second; y += 0.5)
{
canvas.line_segment(x0, y, x1, y);
canvas.horiztonal_line_segment(x0, x1, y);

x0 += m0;
x1 += m1;
Expand All @@ -2481,15 +2481,15 @@ class cartesian_canvas

void top(const point_t& p0, const point_t& p1, const point_t& p2)
{
double m0 = (p2.first - p0.first) / (p2.second - p0.second) / 2.0;
double m1 = (p2.first - p1.first) / (p2.second - p1.second) / 2.0;
double m0 = (p2.first - p0.first) / (2.0 * (p2.second - p0.second));
double m1 = (p2.first - p1.first) / (2.0 * (p2.second - p1.second));

double x0 = p2.first;
double x1 = p2.first + 0.1;
double x1 = p2.first;

for (double y = p2.second; y >= p0.second; y -= 0.5)
{
canvas.line_segment(x0, y, x1, y);
canvas.horiztonal_line_segment(x0, x1, y);

x0 -= m0;
x1 -= m1;
Expand Down Expand Up @@ -2536,14 +2536,14 @@ class cartesian_canvas
{
for (double i = cx - x; i <= cx + x; i += delta)
{
line_segment(cx - x, cy + y, cx + x, cy + y);
line_segment(cx - x, cy - y, cx + x, cy - y);
horiztonal_line_segment(cx - x, cx + x, cy + y);
horiztonal_line_segment(cx - x, cx + x, cy - y);
}

for (double i = cx - y; i <= cx + y; i += delta)
{
line_segment(cx - y, cy + x, cx + y, cy + x);
line_segment(cx - y, cy - x, cx + y, cy - x);
horiztonal_line_segment(cx - y, cx + y, cy + x);
horiztonal_line_segment(cx - y, cx + y, cy - x);
}

y += delta;
Expand Down

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