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Changed screen redraw rate. HUGE performance improvement

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This commit is contained in:
OmniaX 2024-09-15 08:55:06 +02:00
parent 2c7dbea53d
commit 8d35484a20
8 changed files with 29 additions and 17 deletions
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2
build.nr
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@ -1 +1 @@
1613
1614

2
extra/config/testMachine.dvm
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@ -4,7 +4,7 @@ CMOS = dragon/cmos.dr
cpuext = extmov, extalu
fixed_clock = false
clock_rate_sec = 644
clock_rate_sec = 2000
memory_extension_pages = 16
SingleColor_foreground = #009900FF

BIN
extra/dragon/cmos.dr
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16
src/gui/RawTextRenderer.cpp
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@ -84,18 +84,18 @@ namespace dragon
}
if (applyBackground)
{
screenPixels[screenIndex] = 255;
screenPixels[screenIndex + 1] = background.b;
screenPixels[screenIndex + 2] = background.g;
screenPixels[screenIndex + 3] = background.r;
screenPixels[screenIndex + 0] = background.b;
screenPixels[screenIndex + 1] = background.g;
screenPixels[screenIndex + 2] = background.r;
screenPixels[screenIndex + 3] = 255;
applyBackground = false;
continue;
}
tintedColor = applyTint({ fontPixels[index], fontPixels[index + 1], fontPixels[index + 2], 255 }, color);
screenPixels[screenIndex] = fontPixels[index + 3];
screenPixels[screenIndex + 1] = tintedColor.b;
screenPixels[screenIndex + 2] = tintedColor.g;
screenPixels[screenIndex + 3] = tintedColor.r;
screenPixels[screenIndex + 0] = tintedColor.b;
screenPixels[screenIndex + 1] = tintedColor.g;
screenPixels[screenIndex + 2] = tintedColor.r;
screenPixels[screenIndex + 3] = fontPixels[index + 3];
}
screeny += 1;
screenx = x * 4;

9
src/gui/Renderer.cpp
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@ -18,7 +18,7 @@ namespace dragon
return; //TODO: Error
m_parent = &parent;
m_pixels = ostd::Utils::createArray<uint32_t>(parent.getWindowWidth() * parent.getWindowHeight());
m_texture = SDL_CreateTexture(parent.getSDLRenderer(), SDL_PIXELFORMAT_RGBA8888, SDL_TEXTUREACCESS_STREAMING, parent.getWindowWidth(), parent.getWindowHeight());
m_texture = SDL_CreateTexture(parent.getSDLRenderer(), SDL_PIXELFORMAT_ARGB8888, SDL_TEXTUREACCESS_STREAMING, parent.getWindowWidth(), parent.getWindowHeight());
m_windowWidth = parent.getWindowWidth();
m_windowHeight = parent.getWindowHeight();
setTypeName("dragon::Renderer");
@ -34,7 +34,7 @@ namespace dragon
{
m_pixels = ostd::Utils::resizeArray<uint32_t>(m_pixels, m_parent->getWindowWidth() * m_parent->getWindowHeight());
SDL_DestroyTexture(m_texture);
m_texture = SDL_CreateTexture(m_parent->getSDLRenderer(), SDL_PIXELFORMAT_RGBA8888, SDL_TEXTUREACCESS_STREAMING, m_parent->getWindowWidth(), m_parent->getWindowHeight());
m_texture = SDL_CreateTexture(m_parent->getSDLRenderer(), SDL_PIXELFORMAT_ARGB8888, SDL_TEXTUREACCESS_STREAMING, m_parent->getWindowWidth(), m_parent->getWindowHeight());
m_windowWidth = m_parent->getWindowWidth();
m_windowHeight = m_parent->getWindowHeight();
updateBuffer();
@ -45,10 +45,7 @@ namespace dragon
void Renderer::updateBuffer(void)
{
if (isInvalid()) return;
ostd::Timer timer;
timer.start(true, "DISPLAY_PROFILER", ostd::eTimeUnits::Milliseconds);
SDL_UpdateTexture(m_texture, NULL, m_pixels, m_windowWidth * 4);
timer.end(true);
}
void Renderer::displayBuffer(void)
@ -66,7 +63,7 @@ namespace dragon
for (uint32_t x = 0; x < m_windowWidth; x++)
{
int32_t index = CONVERT_2D_1D(x, y, m_windowWidth);
m_pixels[index] = color.asInteger();
m_pixels[index] = color.asInteger(ostd::Color::eColorFormat::ARGB);
}
}
}

4
src/hardware/VirtualDisplay.cpp
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@ -71,7 +71,11 @@ namespace dragon
}
}
if (m_redrawScreen)
{
m_renderer.updateBuffer();
m_redrawScreen = false;
}
m_renderer.displayBuffer();
}

4
src/hardware/VirtualDisplay.hpp
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@ -57,6 +57,8 @@ namespace dragon
void onFixedUpdate(void) override;
void onSlowUpdate(void) override;
inline void redrawScreen(void) { m_redrawScreen = true; }
private:
void single_text_add_char_to_line(char c);
void single_text_add_char_to_buffer(char c);
@ -80,6 +82,8 @@ namespace dragon
std::vector<data::IBiosVideoPalette*> m_text16_palettes;
data::IBiosVideoPalette* m_text16_Currentpalette { nullptr };
uint8_t m_currentPaletteID { 0 };
bool m_redrawScreen { true };
};
}
}

7
src/runtime/DragonRuntime.cpp
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@ -346,6 +346,7 @@ namespace dragon
{
double clock_speed_us = 1000000.0 / machine_config.clock_rate_sec;
double acc = 0;
double acc2 = 0;
uint64_t avg_count = 0;
uint64_t _time = 0;
double avg_tot = 0;
@ -377,8 +378,14 @@ namespace dragon
// out.fg(ostd::ConsoleColors::Red).p(s_avgInstTime).nl().reset();
acc = 0;
}
if (acc2 == 100)
{
vDisplay.redrawScreen();
acc2 = 0;
}
_time = clock_timer.endCount();
acc++;
acc2++;
if (_time < clock_speed_us && fixed_clock)
ostd::Utils::sleep(clock_speed_us - _time, ostd::eTimeUnits::Microseconds);
}