Changeset 6768 in orxonox.OLD

Timestamp:

Jan 26, 2006, 1:13:10 PM (18 years ago)

Author:

patrick

Message:

network: the fog effect working and loadable

Location:

branches/network/src/lib/graphics/effects

Files:

• fog_effect.cc (modified) (5 diffs)
• fog_effect.h (modified) (1 diff)
• graphics_effect.cc (modified) (4 diffs)
• graphics_effect.h (modified) (1 diff)

branches/network/src/lib/graphics/effects/fog_effect.cc

@@ -22 +22 @@
 #include "factory.h"
 
+#include "glincl.h"
+
+
 
 using namespace std;
 
-CREATE_FACTORY(FogEffect, CL_LIGHT);
+CREATE_FACTORY(FogEffect, CL_FOG_EFFECT);
 
 
@@ -35 +38 @@
  FogEffect::FogEffect(const TiXmlElement* root)
 {
+
+  this->fogMode = GL_EXP2;
+  this->fogDensity = 0.001f;
+  this->fogStart = 10.0f;
+  this->fogEnd = 1000.0f;
+
 
   if (root != NULL)
@@ -55 +64 @@
   GraphicsEffect::loadParams(root);
 
-//   LoadParam(root, "diffuse-color", this, FogEffect, setDiffuseColor)
-//       .describe("sets the diffuse color of the FogEffect (red [0-1], green [0-1], blue [0-1])");
+   LoadParam(root, "fog-effect", this, FogEffect, setFogMode)
+       .describe("sets the the fog mode {GL_LINEAR, GL_EXP, GL_EXP2}");
+
+   LoadParam(root, "fog-density", this, FogEffect, setFogDensity)
+       .describe("sets the the fog density of the exponentionl functions");
+
+   LoadParam(root, "fog-range", this, FogEffect, setFogRange)
+       .describe("sets the the range of the linear functions");
 }
 
@@ -72 +87 @@
 bool FogEffect::activate()
 {
-/*  glEnable(GL_FOG);
+  PRINTF(4)( "Enabling Fog Effect, mode: %i, density: %f, start: %f, end: %f\n", this->fogMode, this->fogDensity,
+             this->fogStart, this->fogEnd);
+
+  glEnable(GL_FOG);
   {
-    GLfloat fogColor[4] = {0.5, 0.5, 1.0};
+    GLfloat fogColor[4] = {0.5, 0.5, 0.5, 1.0};
 
-    GLint fogMode = GL_EXP;
-    glFogi(GL_FOG_MODE, fogMode);
+    glFogi(GL_FOG_MODE, this->fogMode);
     glFogfv(GL_FOG_COLOR, fogColor);
-    gfFogf(GL_FOG_DENSITY, 0.35f);
+    glFogf(GL_FOG_DENSITY, this->fogDensity);
+    glHint(GL_FOG_HINT, GL_DONT_CARE);
+    glFogf(GL_FOG_START, this->fogStart);
+    glFogf(GL_FOG_END, this->fogEnd);
 
-
-  }*/
+    //glFogi(GL_FOG_COORDINATE_SOURCE, GL_FOG_COORDINATE);
+  }
+  glClearColor(0.5, 0.5, 0.5, 1.0);
 }
 
@@ -90 +111 @@
  */
 bool FogEffect::deactivate()
-{}
+{
+  glDisable(GL_FOG);
+}
+
+
+/**
+ * converts a gl mode char to a GLint
+ * @param mode the mode character
+ */
+GLint FogEffect::charToFogMode(const char* mode)
+{
+  if( !strcmp( "GL_LINEAR", mode))
+    return GL_LINEAR;
+  else if( !strcmp("GL_EXP", mode))
+    return GL_EXP;
+  else if(!strcmp("GL_EXP2", mode) )
+    return GL_EXP2;
+  else
+    return -1;
+}
+

branches/network/src/lib/graphics/effects/fog_effect.h

@@ -24 +24 @@
     virtual bool activate();
     virtual bool deactivate();
+
+    void setFogMode(const char* mode) { this->fogMode = this->charToFogMode(mode); }
+    void setFogDensity(float density) { this->fogDensity = density; }
+    void setFogRange(float start, float end) { this->fogStart = start; this->fogEnd = end; }
+
+
+  private:
+    GLint charToFogMode(const char* mode);
+
+
+  private:
+    GLint                   fogMode;
+    GLfloat                 fogDensity;
+    GLfloat                 fogStart;
+    GLfloat                 fogEnd;
 };
 

branches/network/src/lib/graphics/effects/graphics_effect.cc

@@ -13 +13 @@
 ### File Specific:
    main-programmer: Patrick Boenzli
-   co-programmer: ...
 */
 
@@ -21 +20 @@
 #include "graphics_effect.h"
 
+#include "graphics_engine.h"
 #include "load_param.h"
 
@@ -35 +35 @@
 GraphicsEffect::GraphicsEffect(const TiXmlElement* root)
 {
+  this->bActivated = false;
+
+  this->bActivated = GraphicsEngine::getInstance()->loadGraphicsEffect(this);
 
   if (root != NULL)
@@ -45 +48 @@
  */
 GraphicsEffect::~GraphicsEffect()
-{}
+{
+  if( this->bActivated)
+    GraphicsEngine::getInstance()->unloadGraphicsEffect(this);
+}
 
 

branches/network/src/lib/graphics/effects/graphics_effect.h

@@ -24 +24 @@
     virtual bool activate() = 0;
     virtual bool deactivate() = 0;
+
+    inline bool isActivated() { return this->bActivated; }
+
+
+  protected:
+    bool              bActivated;
 };