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paysages: Sky refactoring + GUI (WIP)

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git-svn-id: https://subversion.assembla.com/svn/thunderk/paysages@194 b1fd45b6-86a6-48da-8261-f70d1f35bdcc
This commit is contained in:
Michaël Lemaire 2011-12-17 10:55:37 +00:00 committed by ThunderK
parent 680a8e8c32
commit cb17818068
7 changed files with 720 additions and 58 deletions
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342
data/gui.glade
View file

@ -1064,6 +1064,337 @@ A small entropy will make the noise repeat more often.</property>
<property name="tab_fill">False</property> <property name="tab_fill">False</property>
</packing> </packing>
</child> </child>
<child>
<object class="GtkBox" id="box6">
<property name="visible">True</property>
<property name="can_focus">False</property>
<child>
<object class="GtkBox" id="box7">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="border_width">5</property>
<property name="orientation">vertical</property>
<property name="spacing">5</property>
<child>
<object class="GtkLabel" id="label24">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="label" translatable="yes">Horizon preview</property>
</object>
<packing>
<property name="expand">False</property>
<property name="fill">True</property>
<property name="position">0</property>
</packing>
</child>
<child>
<object class="GtkEventBox" id="eventbox6">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="events">GDK_POINTER_MOTION_HINT_MASK | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_STRUCTURE_MASK</property>
<child>
<object class="GtkImage" id="sky_preview_horizon">
<property name="width_request">256</property>
<property name="height_request">256</property>
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="stock">gtk-missing-image</property>
</object>
</child>
</object>
<packing>
<property name="expand">False</property>
<property name="fill">False</property>
<property name="position">1</property>
</packing>
</child>
</object>
<packing>
<property name="expand">False</property>
<property name="fill">True</property>
<property name="position">0</property>
</packing>
</child>
<child>
<object class="GtkBox" id="box8">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="orientation">vertical</property>
<child>
<object class="GtkGrid" id="grid3">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="border_width">5</property>
<property name="row_spacing">5</property>
<property name="column_spacing">5</property>
<property name="row_homogeneous">True</property>
<property name="n_rows">7</property>
<property name="n_columns">2</property>
<child>
<object class="GtkLabel" id="label27">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="label" translatable="yes">Day time</property>
</object>
<packing>
<property name="left_attach">0</property>
<property name="top_attach">0</property>
<property name="width">1</property>
<property name="height">1</property>
</packing>
</child>
<child>
<object class="GtkScale" id="sky_daytime">
<property name="width_request">250</property>
<property name="visible">True</property>
<property name="can_focus">True</property>
<property name="round_digits">2</property>
<property name="digits">2</property>
</object>
<packing>
<property name="left_attach">1</property>
<property name="top_attach">0</property>
<property name="width">1</property>
<property name="height">1</property>
</packing>
</child>
<child>
<object class="GtkLabel" id="label29">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="label" translatable="yes">Sun color</property>
</object>
<packing>
<property name="left_attach">0</property>
<property name="top_attach">1</property>
<property name="width">1</property>
<property name="height">1</property>
</packing>
</child>
<child>
<object class="GtkImage" id="sky_colorgradient_sun">
<property name="height_request">20</property>
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="stock">gtk-missing-image</property>
</object>
<packing>
<property name="left_attach">1</property>
<property name="top_attach">1</property>
<property name="width">1</property>
<property name="height">1</property>
</packing>
</child>
<child>
<object class="GtkLabel" id="label30">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="label" translatable="yes">Sun apparent size</property>
</object>
<packing>
<property name="left_attach">0</property>
<property name="top_attach">2</property>
<property name="width">1</property>
<property name="height">1</property>
</packing>
</child>
<child>
<object class="GtkScale" id="sky_sun_size">
<property name="width_request">250</property>
<property name="visible">True</property>
<property name="can_focus">True</property>
<property name="round_digits">2</property>
<property name="digits">2</property>
</object>
<packing>
<property name="left_attach">1</property>
<property name="top_attach">2</property>
<property name="width">1</property>
<property name="height">1</property>
</packing>
</child>
<child>
<object class="GtkLabel" id="label31">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="label" translatable="yes">Zenith color</property>
</object>
<packing>
<property name="left_attach">0</property>
<property name="top_attach">3</property>
<property name="width">1</property>
<property name="height">1</property>
</packing>
</child>
<child>
<object class="GtkImage" id="sky_colorgradient_zenith">
<property name="height_request">20</property>
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="stock">gtk-missing-image</property>
</object>
<packing>
<property name="left_attach">1</property>
<property name="top_attach">3</property>
<property name="width">1</property>
<property name="height">1</property>
</packing>
</child>
<child>
<object class="GtkLabel" id="label33">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="label" translatable="yes">Haze color</property>
</object>
<packing>
<property name="left_attach">0</property>
<property name="top_attach">4</property>
<property name="width">1</property>
<property name="height">1</property>
</packing>
</child>
<child>
<object class="GtkImage" id="sky_colorgradient_haze">
<property name="height_request">20</property>
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="stock">gtk-missing-image</property>
</object>
<packing>
<property name="left_attach">1</property>
<property name="top_attach">4</property>
<property name="width">1</property>
<property name="height">1</property>
</packing>
</child>
<child>
<object class="GtkLabel" id="label34">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="label" translatable="yes">Haze height</property>
</object>
<packing>
<property name="left_attach">0</property>
<property name="top_attach">5</property>
<property name="width">1</property>
<property name="height">1</property>
</packing>
</child>
<child>
<object class="GtkScale" id="sky_haze_height">
<property name="width_request">250</property>
<property name="visible">True</property>
<property name="can_focus">True</property>
<property name="round_digits">2</property>
<property name="digits">2</property>
</object>
<packing>
<property name="left_attach">1</property>
<property name="top_attach">5</property>
<property name="width">1</property>
<property name="height">1</property>
</packing>
</child>
<child>
<object class="GtkLabel" id="label26">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="label" translatable="yes">Haze smoothing</property>
</object>
<packing>
<property name="left_attach">0</property>
<property name="top_attach">6</property>
<property name="width">1</property>
<property name="height">1</property>
</packing>
</child>
<child>
<object class="GtkScale" id="sky_haze_smoothing">
<property name="width_request">250</property>
<property name="visible">True</property>
<property name="can_focus">True</property>
<property name="round_digits">2</property>
<property name="digits">2</property>
</object>
<packing>
<property name="left_attach">1</property>
<property name="top_attach">6</property>
<property name="width">1</property>
<property name="height">1</property>
</packing>
</child>
</object>
<packing>
<property name="expand">False</property>
<property name="fill">False</property>
<property name="position">0</property>
</packing>
</child>
<child>
<object class="GtkButtonBox" id="buttonbox4">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="border_width">5</property>
<property name="spacing">10</property>
<property name="layout_style">spread</property>
<child>
<object class="GtkButton" id="water_apply1">
<property name="label" translatable="yes">Apply</property>
<property name="visible">True</property>
<property name="can_focus">True</property>
<property name="receives_default">True</property>
<property name="use_action_appearance">False</property>
</object>
<packing>
<property name="expand">False</property>
<property name="fill">True</property>
<property name="position">0</property>
</packing>
</child>
<child>
<object class="GtkButton" id="water_revert1">
<property name="label" translatable="yes">Cancel</property>
<property name="visible">True</property>
<property name="can_focus">True</property>
<property name="receives_default">True</property>
<property name="use_action_appearance">False</property>
</object>
<packing>
<property name="expand">False</property>
<property name="fill">True</property>
<property name="position">1</property>
</packing>
</child>
</object>
<packing>
<property name="expand">False</property>
<property name="fill">False</property>
<property name="position">1</property>
</packing>
</child>
</object>
<packing>
<property name="expand">False</property>
<property name="fill">True</property>
<property name="position">1</property>
</packing>
</child>
</object>
<packing>
<property name="position">2</property>
</packing>
</child>
<child type="tab">
<object class="GtkLabel" id="label25">
<property name="visible">True</property>
<property name="can_focus">False</property>
<property name="label" translatable="yes">Sky</property>
</object>
<packing>
<property name="position">2</property>
<property name="tab_fill">False</property>
</packing>
</child>
<child> <child>
<object class="GtkBox" id="box3"> <object class="GtkBox" id="box3">
<property name="visible">True</property> <property name="visible">True</property>
@ -1096,9 +1427,6 @@ A small entropy will make the noise repeat more often.</property>
<property name="visible">True</property> <property name="visible">True</property>
<property name="can_focus">True</property> <property name="can_focus">True</property>
<property name="model">clouds_layers_model</property> <property name="model">clouds_layers_model</property>
<child internal-child="selection">
<object class="GtkTreeSelection" id="treeview-selection2"/>
</child>
<child> <child>
<object class="GtkTreeViewColumn" id="treeviewcolumn3"> <object class="GtkTreeViewColumn" id="treeviewcolumn3">
<property name="title" translatable="yes">Altitude</property> <property name="title" translatable="yes">Altitude</property>
@ -1223,7 +1551,7 @@ A small entropy will make the noise repeat more often.</property>
</child> </child>
</object> </object>
<packing> <packing>
<property name="position">2</property> <property name="position">3</property>
</packing> </packing>
</child> </child>
<child type="tab"> <child type="tab">
@ -1233,7 +1561,7 @@ A small entropy will make the noise repeat more often.</property>
<property name="label" translatable="yes">Clouds</property> <property name="label" translatable="yes">Clouds</property>
</object> </object>
<packing> <packing>
<property name="position">2</property> <property name="position">3</property>
<property name="tab_fill">False</property> <property name="tab_fill">False</property>
</packing> </packing>
</child> </child>
@ -1483,7 +1811,7 @@ This method is currently largely inaccurate and slower than two-pass rendering.<
</child> </child>
</object> </object>
<packing> <packing>
<property name="position">3</property> <property name="position">4</property>
<property name="tab_fill">False</property> <property name="tab_fill">False</property>
</packing> </packing>
</child> </child>
@ -1494,7 +1822,7 @@ This method is currently largely inaccurate and slower than two-pass rendering.<
<property name="label" translatable="yes">Render</property> <property name="label" translatable="yes">Render</property>
</object> </object>
<packing> <packing>
<property name="position">3</property> <property name="position">4</property>
<property name="tab_fill">False</property> <property name="tab_fill">False</property>
</packing> </packing>
</child> </child>

62
src/auto.c
View file

@ -11,6 +11,7 @@
#include "water.h" #include "water.h"
#include "clouds.h" #include "clouds.h"
#include "sky.h"
static int _cpu_count = 1; static int _cpu_count = 1;
static int _is_rendering = 0; static int _is_rendering = 0;
@ -67,15 +68,16 @@ void autoSetDaytime(int hour, int minute)
void autoSetDaytimeFraction(double daytime) void autoSetDaytimeFraction(double daytime)
{ {
SkyDefinition sky;
ColorGradation grad_sun;
Color sun;
daytime = fmod(daytime, 1.0); daytime = fmod(daytime, 1.0);
if (daytime < 0.0) if (daytime < 0.0)
{ {
daytime += 1.0; daytime += 1.0;
} }
ColorGradation grad_zenith, grad_haze, grad_sky, grad_sun;
Color sun, zenith, haze;
lightingSetSunAngle(0.0, (daytime + 0.25) * M_PI * 2.0); lightingSetSunAngle(0.0, (daytime + 0.25) * M_PI * 2.0);
grad_sun = colorGradationCreate(); grad_sun = colorGradationCreate();
@ -89,34 +91,11 @@ void autoSetDaytimeFraction(double daytime)
sun = colorGradationGet(&grad_sun, daytime); sun = colorGradationGet(&grad_sun, daytime);
lightingSetSunColor(sun); lightingSetSunColor(sun);
grad_zenith = colorGradationCreate(); sky = skyGetDefinition();
colorGradationAddRgba(&grad_zenith, 0.2, 0.03, 0.03, 0.05, 1.0); sky.daytime = daytime;
colorGradationAddRgba(&grad_zenith, 0.25, 0.25, 0.33, 0.37, 1.0); skySetDefinition(sky);
colorGradationAddRgba(&grad_zenith, 0.35, 0.52, 0.63, 0.8, 1.0);
colorGradationAddRgba(&grad_zenith, 0.65, 0.52, 0.63, 0.8, 1.0);
colorGradationAddRgba(&grad_zenith, 0.75, 0.25, 0.33, 0.37, 1.0);
colorGradationAddRgba(&grad_zenith, 0.8, 0.03, 0.03, 0.05, 1.0);
zenith = colorGradationGet(&grad_zenith, daytime);
grad_haze = colorGradationCreate(); fogSetColor(colorGradationGet(&sky.haze_color, daytime));
colorGradationAddRgba(&grad_haze, 0.2, 0.05, 0.05, 0.08, 1.0);
colorGradationAddRgba(&grad_haze, 0.25, 0.55, 0.42, 0.42, 1.0);
colorGradationAddRgba(&grad_haze, 0.3, 0.6, 0.6, 0.6, 1.0);
colorGradationAddRgba(&grad_haze, 0.4, 0.92, 0.93, 1.0, 1.0);
colorGradationAddRgba(&grad_haze, 0.6, 0.92, 0.93, 1.0, 1.0);
colorGradationAddRgba(&grad_haze, 0.7, 0.6, 0.6, 0.8, 1.0);
colorGradationAddRgba(&grad_haze, 0.75, 0.62, 0.50, 0.42, 1.0);
colorGradationAddRgba(&grad_haze, 0.8, 0.05, 0.05, 0.08, 1.0);
haze = colorGradationGet(&grad_haze, daytime);
grad_sky = colorGradationCreate();
colorGradationAdd(&grad_sky, 0.0, &haze);
colorGradationAdd(&grad_sky, 0.45, &haze);
colorGradationAdd(&grad_sky, 0.75, &zenith);
colorGradationAdd(&grad_sky, 1.0, &zenith);
skySetGradation(grad_sky);
fogSetColor(haze);
} }
void autoSetRenderQuality(int quality) void autoSetRenderQuality(int quality)
@ -150,6 +129,7 @@ void autoGenRealisticLandscape(int seed)
Texture* tex; Texture* tex;
WaterDefinition water; WaterDefinition water;
CloudsDefinition cloud; CloudsDefinition cloud;
SkyDefinition sky;
int layer; int layer;
HeightModifier* mod; HeightModifier* mod;
Zone* zone; Zone* zone;
@ -203,6 +183,28 @@ void autoGenRealisticLandscape(int seed)
waterSetDefinition(water); waterSetDefinition(water);
noiseDeleteGenerator(water.height_noise); noiseDeleteGenerator(water.height_noise);
/* Sky */
sky.zenith_color = colorGradationCreate();
colorGradationAddRgba(&sky.zenith_color, 0.2, 0.03, 0.03, 0.05, 1.0);
colorGradationAddRgba(&sky.zenith_color, 0.25, 0.25, 0.33, 0.37, 1.0);
colorGradationAddRgba(&sky.zenith_color, 0.35, 0.52, 0.63, 0.8, 1.0);
colorGradationAddRgba(&sky.zenith_color, 0.65, 0.52, 0.63, 0.8, 1.0);
colorGradationAddRgba(&sky.zenith_color, 0.75, 0.25, 0.33, 0.37, 1.0);
colorGradationAddRgba(&sky.zenith_color, 0.8, 0.03, 0.03, 0.05, 1.0);
sky.haze_color = colorGradationCreate();
colorGradationAddRgba(&sky.haze_color, 0.2, 0.05, 0.05, 0.08, 1.0);
colorGradationAddRgba(&sky.haze_color, 0.25, 0.55, 0.42, 0.42, 1.0);
colorGradationAddRgba(&sky.haze_color, 0.3, 0.6, 0.6, 0.6, 1.0);
colorGradationAddRgba(&sky.haze_color, 0.4, 0.92, 0.93, 1.0, 1.0);
colorGradationAddRgba(&sky.haze_color, 0.6, 0.92, 0.93, 1.0, 1.0);
colorGradationAddRgba(&sky.haze_color, 0.7, 0.6, 0.6, 0.8, 1.0);
colorGradationAddRgba(&sky.haze_color, 0.75, 0.62, 0.50, 0.42, 1.0);
colorGradationAddRgba(&sky.haze_color, 0.8, 0.05, 0.05, 0.08, 1.0);
sky.daytime = 0.0;
sky.haze_height = 0.75;
sky.haze_smoothing = 0.3;
skySetDefinition(sky);
noise = noiseCreateGenerator(); noise = noiseCreateGenerator();
noiseGenerateBaseNoise(noise, 1048576); noiseGenerateBaseNoise(noise, 1048576);
noiseAddLevelsSimple(noise, 10, 10.0, 1.0); noiseAddLevelsSimple(noise, 10, 10.0, 1.0);

25
src/color.c
View file

@ -182,3 +182,28 @@ Color colorGradationGet(ColorGradation* gradation, double value)
} }
} }
void colorGradationSave(FILE* f, ColorGradation gradation)
{
int i;
toolsSaveInt(f, gradation.nbparts);
for (i = 0; i < gradation.nbparts; i++)
{
toolsSaveDouble(f, gradation.parts[i].start);
colorSave(gradation.parts[i].col, f);
}
}
ColorGradation colorGradationLoad(FILE* f)
{
ColorGradation result;
int i;
result.nbparts = toolsLoadInt(f);
for (i = 0; i < result.nbparts; i++)
{
result.parts[i].start = toolsLoadDouble(f);
result.parts[i].col = colorLoad(f);
}
}

177
src/gui/tab_sky.c Normal file
View file

@ -0,0 +1,177 @@
/* Terrain tab */
#include "common.h"
#include "../shared/functions.h"
#include "../shared/constants.h"
#include "../sky.h"
#include <math.h>
static SmallPreview* _preview_horizon;
static SkyDefinition _definition;
static Color _cbPreviewHorizon(SmallPreview* preview, double x, double y, double xoffset, double yoffset, double scaling)
{
Color result;
double height;
height = terrainGetHeight(x, y);
if (height <= _definition.height)
{
return _definition.main_color;
}
else
{
result.r = result.g = result.b = terrainGetHeightNormalized(x, y);
result.a = 1.0;
return result;
}
}
static Color _cbPreviewRender(SmallPreview* preview, double x, double y, double xoffset, double yoffset, double scaling)
{
Vector3 eye, look, location;
WaterDefinition definition;
WaterEnvironment environment;
WaterQuality quality;
eye.x = 0.0;
eye.y = scaling;
eye.z = -10.0 * scaling;
look.x = x * 0.01 / scaling;
look.y = -y * 0.01 / scaling - 0.3;
look.z = 1.0;
look = v3Normalize(look);
if (look.y > -0.0001)
{
return _rayCastFromWater(eye, look).hit_color;
}
location.x = eye.x - look.x * eye.y / look.y;
location.y = 0.0;
location.z = eye.z - look.z * eye.y / look.y;
if (location.z > 0.0)
{
return _rayCastFromWater(eye, look).hit_color;
}
definition = _definition;
definition.height = 0.0;
environment.reflection_function = _rayCastFromWater;
environment.refraction_function = _rayCastFromWater;
environment.toggle_fog = 0;
environment.toggle_shadows = 0;
quality.force_detail = 0.0001;
return waterGetColorCustom(location, look, &definition, &quality, &environment).final;
}
static void _cbEditNoiseDone(NoiseGenerator* generator)
{
noiseCopy(generator, _definition.height_noise);
guiPreviewRedraw(_preview_render);
}
static void _cbEditNoise(GtkWidget* widget, gpointer data)
{
guiNoiseEdit(_definition.height_noise, _cbEditNoiseDone);
}
static void _cbHeightChanged(GtkRange* range, gpointer data)
{
_definition.height = gtk_range_get_value(range);
guiPreviewRedraw(_preview_coverage);
}
static void _cbTransparencyChanged(GtkRange* range, gpointer data)
{
_definition.transparency = gtk_range_get_value(range);
guiPreviewRedraw(_preview_render);
}
static void _cbReflectionChanged(GtkRange* range, gpointer data)
{
_definition.reflection = gtk_range_get_value(range);
guiPreviewRedraw(_preview_render);
}
static void _cbColorChanged(GtkColorButton* colorbutton, gpointer data)
{
GdkRGBA col;
gtk_color_button_get_rgba(colorbutton, &col);
_definition.main_color.r = col.red;
_definition.main_color.g = col.green;
_definition.main_color.b = col.blue;
_definition.main_color.a = 1.0;
guiPreviewRedraw(_preview_render);
guiPreviewRedraw(_preview_coverage);
}
static void _cbRevertConfig(GtkWidget* widget, gpointer data)
{
GdkRGBA col;
waterCopyDefinition(waterGetDefinition(), &_definition);
gtk_range_set_value(GTK_RANGE(GET_WIDGET("water_height")), _definition.height);
gtk_range_set_value(GTK_RANGE(GET_WIDGET("water_transparency")), _definition.transparency);
gtk_range_set_value(GTK_RANGE(GET_WIDGET("water_reflection")), _definition.reflection);
col.red = _definition.main_color.r;
col.green = _definition.main_color.g;
col.blue = _definition.main_color.b;
col.alpha = 1.0;
gtk_color_button_set_rgba(GTK_COLOR_BUTTON(GET_WIDGET("water_color")), &col);
guiPreviewRedraw(_preview_render);
guiPreviewRedraw(_preview_coverage);
}
static void _cbApplyConfig(GtkWidget* widget, gpointer data)
{
waterSetDefinition(_definition);
guiUpdate();
}
void guiWaterInit()
{
_definition = waterCreateDefinition();
/* Buttons */
g_signal_connect(GET_WIDGET("water_noise_edit"), "clicked", G_CALLBACK(_cbEditNoise), NULL);
g_signal_connect(GET_WIDGET("water_apply"), "clicked", G_CALLBACK(_cbApplyConfig), NULL);
g_signal_connect(GET_WIDGET("water_revert"), "clicked", G_CALLBACK(_cbRevertConfig), NULL);
/* Configs */
gtk_range_set_range(GTK_RANGE(GET_WIDGET("water_height")), -20.0, 20.0);
gtk_range_set_range(GTK_RANGE(GET_WIDGET("water_transparency")), 0.0, 1.0);
gtk_range_set_range(GTK_RANGE(GET_WIDGET("water_reflection")), 0.0, 1.0);
/* Config signals */
g_signal_connect(GET_WIDGET("water_height"), "value-changed", G_CALLBACK(_cbHeightChanged), NULL);
g_signal_connect(GET_WIDGET("water_transparency"), "value-changed", G_CALLBACK(_cbTransparencyChanged), NULL);
g_signal_connect(GET_WIDGET("water_reflection"), "value-changed", G_CALLBACK(_cbReflectionChanged), NULL);
g_signal_connect(GET_WIDGET("water_color"), "color-set", G_CALLBACK(_cbColorChanged), NULL);
/* Previews */
_preview_coverage = guiPreviewNew(GTK_IMAGE(GET_WIDGET("water_preview_coverage")));
guiPreviewConfigScaling(_preview_coverage, 0.01, 1.0, 0.05);
guiPreviewConfigScrolling(_preview_coverage, -1000.0, 1000.0, -1000.0, 1000.0);
guiPreviewSetViewport(_preview_coverage, 0.0, 0.0, 0.2);
guiPreviewSetRenderer(_preview_coverage, _cbPreviewCoverage);
_preview_render = guiPreviewNew(GTK_IMAGE(GET_WIDGET("water_preview_render")));
guiPreviewConfigScaling(_preview_render, 0.1, 1.0, 0.1);
guiPreviewConfigScrolling(_preview_render, -10.0, 10.0, -10.0, 10.0);
guiPreviewSetViewport(_preview_render, 0.0, 0.0, 0.5);
guiPreviewSetRenderer(_preview_render, _cbPreviewRender);
guiWaterUpdate();
}
void guiWaterUpdate()
{
_cbRevertConfig(NULL, NULL);
}

2
src/shared/functions.h
View file

@ -49,6 +49,8 @@ ColorGradation colorGradationCreate();
void colorGradationAdd(ColorGradation* gradation, double value, Color* col); void colorGradationAdd(ColorGradation* gradation, double value, Color* col);
void colorGradationAddRgba(ColorGradation* gradation, double value, double r, double g, double b, double a); void colorGradationAddRgba(ColorGradation* gradation, double value, double r, double g, double b, double a);
Color colorGradationGet(ColorGradation* gradation, double value); Color colorGradationGet(ColorGradation* gradation, double value);
void colorGradationSave(FILE* f, ColorGradation gradation);
ColorGradation colorGradationLoad(FILE* f);
/* euclid.c */ /* euclid.c */
void v3Save(Vector3 v, FILE* f); void v3Save(Vector3 v, FILE* f);

97
src/sky.c
View file

@ -6,22 +6,106 @@
#include "shared/globals.h" #include "shared/globals.h"
#include "shared/constants.h" #include "shared/constants.h"
#include "clouds.h" #include "clouds.h"
#include "sky.h"
ColorGradation _gradation;
#define SPHERE_SIZE 1000.0 #define SPHERE_SIZE 1000.0
SkyDefinition _definition;
SkyQuality _quality;
SkyEnvironment _environment;
void skyInit()
{
skySetDefinition(skyCreateDefinition());
}
void skySave(FILE* f) void skySave(FILE* f)
{ {
toolsSaveDouble(f, _definition.daytime);
colorGradationSave(f, _definition.sun_color);
toolsSaveDouble(f, _definition.sun_radius);
colorGradationSave(f, _definition.zenith_color);
colorGradationSave(f, _definition.haze_color);
toolsSaveDouble(f, _definition.haze_height);
toolsSaveDouble(f, _definition.haze_smoothing);
} }
void skyLoad(FILE* f) void skyLoad(FILE* f)
{ {
SkyDefinition def;
def.daytime = toolsLoadDouble(f);
def.sun_color = colorGradationLoad(f);
def.sun_radius = toolsLoadDouble(f);
def.zenith_color = colorGradationLoad(f);
def.haze_color = colorGradationLoad(f);
def.haze_height = toolsLoadDouble(f);
def.haze_smoothing = toolsLoadDouble(f);
skySetDefinition(def);
} }
Color skyGetColor(Vector3 start, Vector3 direction) SkyDefinition skyCreateDefinition()
{ {
direction = v3Normalize(direction); SkyDefinition def;
return colorGradationGet(&_gradation, direction.y * 0.5 + 0.5);
def.daytime = 0.0;
def.sun_color = colorGradationCreate();
def.sun_radius = 1.0;
def.zenith_color = colorGradationCreate();
def.haze_color = colorGradationCreate();
def.haze_height = 0.0;
def.haze_smoothing = 0.0;
skyValidateDefinition(&def);
return def;
}
void skyDeleteDefinition(SkyDefinition definition)
{
}
void skyCopyDefinition(SkyDefinition source, SkyDefinition* destination)
{
*destination = source;
}
void skyValidateDefinition(SkyDefinition* definition)
{
Color zenith, haze;
zenith = colorGradationGet(&definition->zenith_color, definition->daytime);
haze = colorGradationGet(&definition->haze_color, definition->daytime);
definition->_sky_gradation = colorGradationCreate();
colorGradationAdd(&definition->_sky_gradation, 0.0, &haze);
colorGradationAdd(&definition->_sky_gradation, definition->haze_height - definition->haze_smoothing, &haze);
colorGradationAdd(&definition->_sky_gradation, definition->haze_height, &zenith);
colorGradationAdd(&definition->_sky_gradation, 1.0, &zenith);
}
void skySetDefinition(SkyDefinition definition)
{
skyValidateDefinition(&definition);
_definition = definition;
}
SkyDefinition skyGetDefinition()
{
return _definition;
}
Color skyGetColorCustom(Vector3 eye, Vector3 look, SkyDefinition* definition, SkyQuality* quality, SkyEnvironment* environment)
{
look = v3Normalize(look);
return colorGradationGet(&_definition._sky_gradation, look.y * 0.5 + 0.5);
}
Color skyGetColor(Vector3 eye, Vector3 look)
{
return skyGetColorCustom(eye, look, &_definition, &_quality, &_environment);
} }
Color skyProjectRay(Vector3 start, Vector3 direction) Color skyProjectRay(Vector3 start, Vector3 direction)
@ -38,11 +122,6 @@ Color skyProjectRay(Vector3 start, Vector3 direction)
return color_sky; return color_sky;
} }
void skySetGradation(ColorGradation grad)
{
_gradation = grad;
}
static int _postProcessFragment(RenderFragment* fragment) static int _postProcessFragment(RenderFragment* fragment)
{ {
Vector3 location, direction; Vector3 location, direction;

49
src/sky.h Normal file
View file

@ -0,0 +1,49 @@
#ifndef _PAYSAGES_SKY_H_
#define _PAYSAGES_SKY_H_
#include "shared/types.h"
#include <stdio.h>
typedef struct
{
double daytime;
ColorGradation sun_color;
double sun_radius;
ColorGradation zenith_color;
ColorGradation haze_color;
double haze_height;
double haze_smoothing;
ColorGradation _sky_gradation;
} SkyDefinition;
typedef struct
{
int unused;
} SkyQuality;
typedef struct
{
int unused;
} SkyEnvironment;
void skyInit();
void skySave(FILE* f);
void skyLoad(FILE* f);
SkyDefinition skyCreateDefinition();
void skyDeleteDefinition(SkyDefinition definition);
void skyCopyDefinition(SkyDefinition source, SkyDefinition* destination);
void skyValidateDefinition(SkyDefinition* definition);
void skySetDefinition(SkyDefinition definition);
SkyDefinition skyGetDefinition();
void skySetQuality(SkyQuality quality);
SkyQuality skyGetQuality();
Color skyGetColorCustom(Vector3 eye, Vector3 look, SkyDefinition* definition, SkyQuality* quality, SkyEnvironment* environment);
Color skyGetColor(Vector3 eye, Vector3 look);
Color skyProjectRay(Vector3 start, Vector3 direction);
void skyRender(RenderProgressCallback callback);
#endif