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Code Issues Releases Wiki Activity

contrast and gamma post-processing effect added

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initial values are set to approximate vanilla
moveref
mrcheko 10 years ago
parent 49e2b14d05
commit cee72d021d
8 changed files with 109 additions and 4 deletions
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1
apps/openmw/engine.cpp
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@ -347,6 +347,7 @@ void OMW::Engine::prepareEngine (Settings::Manager & settings)
addResourcesDirectory(mResDir / "mygui");
addResourcesDirectory(mResDir / "water");
addResourcesDirectory(mResDir / "shadows");
addResourcesDirectory(mResDir / "materials");
OEngine::Render::WindowSettings windowSettings;
windowSettings.fullscreen = settings.getBool("fullscreen", "Video");

11
apps/openmw/mwrender/renderingmanager.cpp
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@ -13,6 +13,7 @@
#include <OgreControllerManager.h>
#include <OgreMeshManager.h>
#include <OgreRenderTexture.h>
#include <OgreCompositorManager.h> // for post-processing effects
#include <SDL_video.h>
@ -136,6 +137,9 @@ RenderingManager::RenderingManager(OEngine::Render::OgreRenderer& _rend, const b
Ogre::ResourceGroupManager::getSingleton().initialiseAllResourceGroups();
Ogre::CompositorManager::getSingleton().addCompositor(mRendering.getViewport(), "brightness_contrast_gamma");
Ogre::CompositorManager::getSingleton().setCompositorEnabled(mRendering.getViewport(), "brightness_contrast_gamma", true);
// disable unsupported effects
if (!Settings::Manager::getBool("shaders", "Objects"))
Settings::Manager::setBool("enabled", "Shadows", false);
@ -155,6 +159,8 @@ RenderingManager::RenderingManager(OEngine::Render::OgreRenderer& _rend, const b
sh::Factory::getInstance ().setGlobalSetting ("refraction", Settings::Manager::getBool("refraction", "Water") ? "true" : "false");
sh::Factory::getInstance ().setGlobalSetting ("viewproj_fix", "false");
sh::Factory::getInstance ().setSharedParameter ("vpRow2Fix", sh::makeProperty<sh::Vector4> (new sh::Vector4(0,0,0,0)));
sh::Factory::getInstance ().setSharedParameter ("contrast_invGamma", sh::makeProperty<sh::Vector2>(new sh::Vector2(
Settings::Manager::getFloat("contrast", "General"), 1.0f/Settings::Manager::getFloat("gamma", "General"))));
mRootNode = mRendering.getScene()->getRootSceneNode();
mRootNode->createChildSceneNode("player");
@ -757,6 +763,11 @@ void RenderingManager::processChangedSettings(const Settings::CategorySettingVec
changeRes = true;
else if (it->second == "field of view" && it->first == "General")
mRendering.setFov(Settings::Manager::getFloat("field of view", "General"));
else if ((it->second == "gamma" || it->second == "contrast") && it->first == "General")
{
sh::Factory::getInstance ().setSharedParameter ("contrast_invGamma", sh::makeProperty<sh::Vector2>(new sh::Vector2(
Settings::Manager::getFloat("contrast", "General"), 1.0f/Settings::Manager::getFloat("gamma", "General"))));
}
else if ((it->second == "texture filtering" && it->first == "General")
|| (it->second == "anisotropy" && it->first == "General"))
{

24
files/materials/brightness_contrast_gamma.compositor
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@ -0,0 +1,24 @@
compositor brightness_contrast_gamma
{
technique
{
// render scene into texture
texture SceneBuffer target_width target_height PF_A8R8G8B8
target SceneBuffer
{
input previous
}
target_output
{
input none
pass render_quad
{
material mat_brightness_contrast_gamma
input 0 SceneBuffer
}
}
}
}

14
files/materials/brightness_contrast_gamma.mat
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@ -0,0 +1,14 @@
material mat_brightness_contrast_gamma
{
pass
{
vertex_program transform_vertex
fragment_program openmw_brightness_contrast_gamma_fragment
depth_check off
texture_unit SceneBuffer
{
}
}
}

20
files/materials/brightness_contrast_gamma.shader
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@ -0,0 +1,20 @@
#include "core.h"
#ifdef SH_FRAGMENT_SHADER
SH_BEGIN_PROGRAM
shInput(float2, UV)
shSampler2D(SceneBuffer)
shUniform(float2, contrast_invGamma) @shSharedParameter(contrast_invGamma)
SH_START_PROGRAM
{
shOutputColour(0) = shSample(SceneBuffer, UV);
// contrast
shOutputColour(0).xyz = (shOutputColour(0).xyz - float3(0.5,0.5,0.5)) * contrast_invGamma.x + float3(0.5,0.5,0.5);
shOutputColour(0).xyz = shSaturate(shOutputColour(0).xyz);
// gamma
shOutputColour(0).xyz = pow(shOutputColour(0).xyz, contrast_invGamma.yyy);
}
#endif

7
files/materials/brightness_contrast_gamma.shaderset
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@ -0,0 +1,7 @@
shader_set openmw_brightness_contrast_gamma_fragment
{
source brightness_contrast_gamma.shader
type fragment
profiles_cg ps_2_x ps_2_0 ps fp40 arbfp1
profiles_hlsl ps_2_0
}

34
files/mygui/openmw_settings_window.layout
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@ -1,8 +1,8 @@
<?xml version="1.0" encoding="UTF-8"?>
<MyGUI type="Layout" version="3.2.0">
<Widget type="Window" skin="MW_Window" position="0 0 400 426" layer="Windows" name="_Main">
<Widget type="Window" skin="MW_Window" position="0 0 400 505" layer="Windows" name="_Main">
<Property key="MinSize" value="430 446"/>
<Widget type="TabControl" skin="TabControl" position="8 8 368 340" align="Stretch" name="SettingsTab">
<Widget type="TabControl" skin="TabControl" position="8 8 368 430" align="Stretch" name="SettingsTab">
<Property key="ButtonAutoWidth" value="true"/>
<Widget type="TabItem" skin="" position="4 32 360 308">
<Property key="Caption" value=" #{sPrefs} "/>
@ -214,7 +214,7 @@
</Widget>
<Widget type="TabItem" skin="" position="4 32 360 308">
<Property key="Caption" value=" #{sVideo} "/>
<Widget type="TabControl" skin="TabControlInner" position="4 4 352 296" align="Stretch">
<Widget type="TabControl" skin="TabControlInner" position="4 4 352 390" align="Stretch">
<Property key="ButtonAutoWidth" value="true"/>
<Widget type="TabItem" skin="" position="0 28 352 268" align="Stretch">
<Property key="Caption" value=" Video "/>
@ -292,6 +292,32 @@
<Property key="Caption" value="#{sHigh}"/>
<Property key="TextAlign" value="Right"/>
</Widget>
<Widget type="TextBox" skin="NormalText" position="0 268 329 18" align="Left Top" name="GammaText">
<Property key="Caption" value="Gamma Correction"/>
</Widget>
<Widget type="MWScrollBar" skin="MW_HScroll" position="0 292 329 18" align="HStretch Top" name="GammaSlider">
<Property key="Range" value="10000"/>
<Property key="Page" value="300"/>
<UserString key="SettingType" value="Slider"/>
<UserString key="SettingCategory" value="General"/>
<UserString key="SettingName" value="gamma"/>
<UserString key="SettingValueType" value="Float"/>
<UserString key="SettingMin" value="0.1"/>
<UserString key="SettingMax" value="3.0"/>
</Widget>
<Widget type="TextBox" skin="NormalText" position="0 314 329 18" align="Left Top" name="ContrastText">
<Property key="Caption" value="Contrast"/>
</Widget>
<Widget type="MWScrollBar" skin="MW_HScroll" position="0 336 329 18" align="HStretch Top" name="ContrastSlider">
<Property key="Range" value="10000"/>
<Property key="Page" value="300"/>
<UserString key="SettingType" value="Slider"/>
<UserString key="SettingCategory" value="General"/>
<UserString key="SettingName" value="contrast"/>
<UserString key="SettingValueType" value="Float"/>
<UserString key="SettingMin" value="0.1"/>
<UserString key="SettingMax" value="2.0"/>
</Widget>
</Widget>
<Widget type="TabItem" skin="" position="0 28 352 268">
<Property key="Caption" value=" Detail "/>
@ -470,7 +496,7 @@
</Widget>
</Widget>
</Widget>
<Widget type="AutoSizedButton" skin="MW_Button" position="321 355 56 24" align="Right Bottom" name="OkButton">
<Widget type="AutoSizedButton" skin="MW_Button" position="320 440 56 24" align="Right Bottom" name="OkButton">
<Property key="ExpandDirection" value="Left"/>
<Property key="Caption" value="#{sOK}"/>
</Widget>

2
files/settings-default.cfg
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@ -48,6 +48,8 @@ werewolf overlay = true
[General]
# Camera field of view
field of view = 55
gamma = 0.88
contrast = 0.86
# Texture filtering mode. valid values:
# none

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