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| author | MatejaMaric <matejamaricz@gmail.com> | 2019-07-09 00:26:42 +0200 |
|---|---|---|
| committer | MatejaMaric <matejamaricz@gmail.com> | 2019-07-09 00:26:42 +0200 |
| commit | a7c9aeee1e68235af406e30654e4b2e5f0f7fda2 (patch) | |
| tree | 492e4860bf17d196b5a79a83004aec217e69cf1e /source/Bitmap.cpp | |
| download | erender-a7c9aeee1e68235af406e30654e4b2e5f0f7fda2.tar.gz erender-a7c9aeee1e68235af406e30654e4b2e5f0f7fda2.zip | |
First commit
Diffstat (limited to 'source/Bitmap.cpp')
| -rw-r--r-- | source/Bitmap.cpp | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/source/Bitmap.cpp b/source/Bitmap.cpp new file mode 100644 index 0000000..363145f --- /dev/null +++ b/source/Bitmap.cpp @@ -0,0 +1,34 @@ +#include "Bitmap.h"
+
+Bitmap::Bitmap(int width_, int height_) {
+ width = width_;
+ height = height_;
+ pixels = new unsigned char[width * height * 4];
+}
+
+Bitmap::~Bitmap() {
+ delete[] pixels;
+}
+
+void Bitmap::fill(int r, int g, int b) {
+ for (int i = 0; i < width * height * 4; i+=4)
+ {
+ pixels[i + 0] = r;
+ pixels[i + 1] = g;
+ pixels[i + 2] = b;
+ pixels[i + 3] = 255;
+ }
+}
+
+void Bitmap::setPixel(int x, int y, int r, int g, int b) {
+ int hlp = ((y * width) + x) * 4;
+ if (!(hlp < 0 || hlp >(width * height * 4) - 3)) {
+ pixels[hlp + 0] = r;
+ pixels[hlp + 1] = g;
+ pixels[hlp + 2] = b;
+ pixels[hlp + 3] = 255;
+ }
+ else {
+ std::cout << "Position of pixel:\t" << hlp << "\tX: " << x << "\tY: "<< y << "\n";
+ }
+}
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