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Significantly improve renderer performance

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This commit is contained in:
Cacodemon345
2021-12-02 00:47:02 +06:00
parent 88452f7957
commit 23dbb85fa8
4 changed files with 26 additions and 10 deletions
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19
src/qt/qt_gleswidget.cpp
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@@ -1,4 +1,5 @@
#include <QApplication>
#include <QImage>
#include "qt_gleswidget.hpp"
#ifdef __APPLE__
#include <CoreGraphics/CoreGraphics.h>
@@ -53,13 +54,20 @@ void GLESWidget::resizeGL(int w, int h)
void GLESWidget::initializeGL()
{
initializeOpenGLFunctions();
connect(this, &GLESWidget::reqUpdate, this, &GLESWidget::reqUpdate_);
}
void GLESWidget::paintGL()
{
QPainter painter(this);
//painter.fillRect(rect, QColor(0, 0, 0));
painter.drawImage(QRect(0, 0, width(), height()), m_image.convertToFormat(QImage::Format_RGBA8888), QRect(sx, sy, sw, sh));
painter.drawImage(QRect(0, 0, width(), height()), m_image.convertToFormat(QImage::Format_RGBX8888), QRect(sx, sy, sw, sh));
painter.end();
firstupdate = true;
}
void GLESWidget::reqUpdate_()
{
update();
}
void GLESWidget::mouseReleaseEvent(QMouseEvent *event)
@@ -114,8 +122,7 @@ void GLESWidget::mouseMoveEvent(QMouseEvent *event)
void GLESWidget::qt_real_blit(int x, int y, int w, int h)
{
// printf("Offpainter thread ID: %X\n", SDL_ThreadID());
if ((w <= 0) || (h <= 0) || (w > 2048) || (h > 2048) || (buffer32 == NULL))
if ((w <= 0) || (h <= 0) || (w > 2048) || (h > 2048) || (buffer32 == NULL) || !firstupdate)
{
video_blit_complete();
return;
@@ -124,7 +131,7 @@ void GLESWidget::qt_real_blit(int x, int y, int w, int h)
sy = y;
sw = this->w = w;
sh = this->h = h;
auto imagebits = m_image.bits();
static auto imagebits = m_image.bits();
for (int y1 = y; y1 < (y + h - 1); y1++)
{
auto scanline = imagebits + (y1 * (2048 + 64) * 4);
@@ -135,5 +142,5 @@ void GLESWidget::qt_real_blit(int x, int y, int w, int h)
video_screenshot((uint32_t *)imagebits, 0, 0, 2048 + 64);
}
video_blit_complete();
update();
this->reqUpdate();
}