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Improved tff_draw_bitmap_unscaled in emulator.

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t-moe
2015-04-04 00:10:43 +02:00
parent 1aa9194f51
commit 063638103b
1 changed files with 7 additions and 3 deletions
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10
emulator/qt/mainwindow.cpp
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@@ -4,7 +4,6 @@
#include <QPainter> #include <QPainter>
#include <math.h> #include <math.h>
#define DISPLAY_WIDTH 320 #define DISPLAY_WIDTH 320
#define DISPLAY_HEIGHT 240 #define DISPLAY_HEIGHT 240
#define DISPLAY_X 10 #define DISPLAY_X 10
@@ -83,14 +82,19 @@ void MainWindow::fill_rectangle(uint16_t x1, uint16_t y1, uint16_t x2, uint16_t
void MainWindow::draw_bitmap_unscaled(uint16_t x, uint16_t y, uint16_t width, uint16_t height, const uint16_t *dat) void MainWindow::draw_bitmap_unscaled(uint16_t x, uint16_t y, uint16_t width, uint16_t height, const uint16_t *dat)
{ {
//render_mutex.lock(); //Creating a new image and access it directly is faster than setPixel
QImage img(width,height,QImage::Format_RGB32);
for(int yi=0; yi<height; yi++) { for(int yi=0; yi<height; yi++) {
uint32_t* line = (uint32_t*)img.scanLine(yi);
for(int xi=0; xi<width; xi++) { for(int xi=0; xi<width; xi++) {
image.setPixel(x+xi,y+yi,QRgbFromRGB565(dat[yi*width+xi])); *line++=QRgbFromRGB565(dat[yi*width+xi]);
} }
} }
//render_mutex.lock();
QPainter p(&image);
p.drawImage(x,y,img);
//render_mutex.unlock(); //render_mutex.unlock();
update(); update();
} }