Changeset 8025 in orxonox.OLD for branches/water/src/world_entities

Timestamp:

May 31, 2006, 2:08:04 PM (19 years ago)

Author:

stefalie

Message:

water: activate texture unit…

File:

• branches/water/src/world_entities/environments/mapped_water.cc (modified) (8 diffs)

branches/water/src/world_entities/environments/mapped_water.cc

@@ -94 +94 @@
   /// initialization of the shaders
   // load shader files
-  shader = new Shader( ResourceManager::getInstance()->getDataDir() + "/shaders/mapped_water.vert", ResourceManager::getInstance()->getDataDir() +"/shaders/mapped_water.frag");
+/*  shader = new Shader( ResourceManager::getInstance()->getDataDir() + "/shaders/mapped_water.vert", ResourceManager::getInstance()->getDataDir() +"/shaders/mapped_water.frag");
 
   this->shader->activateShader();
@@ -114 +114 @@
   cam_uni = new Shader::Uniform(shader, "cameraPos");
 
-  this->shader->deactivateShader();
+  this->shader->deactivateShader();*/
 }
 
 MappedWater::~MappedWater()
 {
-  delete shader;
-  delete cam_uni;
+  //delete shader;
+  //delete cam_uni;
 }
 
@@ -140 +140 @@
   mat.select();
 
-  this->shader->activateShader();
+  ///this->shader->activateShader();
 
   // reset the camera uniform to the current cam position
   Vector pos = State::getCameraNode()->getAbsCoor();
-  cam_uni->set(pos.x, pos.y, pos.z, 1.0f);
+  ///cam_uni->set(pos.x, pos.y, pos.z, 1.0f);
 
   glBegin(GL_QUADS);
@@ -180 +180 @@
   glEnd();
 
-  this->shader->deactivateShader();
+  ///this->shader->deactivateShader();
 
   mat.unselect();
@@ -212 +212 @@
   // In order to line up the reflection nicely with the world we have to translate
   // the world to the position of our reflected surface, multiplied by two.
+  glEnable(GL_CLIP_PLANE0);
   Vector pos = State::getCameraNode()->getAbsCoor();
   if(pos.y > waterHeight)
@@ -224 +225 @@
     // Set our plane equation and turn clipping on
     double plane[4] = {0.0, 1.0, 0.0, -waterHeight};
-    glEnable(GL_CLIP_PLANE0);
     glClipPlane(GL_CLIP_PLANE0, plane);
   }
@@ -232 +232 @@
     // but just render it clipped so only the top is drawn.
     double plane[4] = {0.0, 1.0, 0.0, waterHeight};
-    glEnable(GL_CLIP_PLANE0);
     glClipPlane(GL_CLIP_PLANE0, plane);
   }
@@ -251 +250 @@
 
 void MappedWater::activateRefraction()
-{
+{/*
+  // To create the refraction and depth textures we do the same thing
+  // we did for the reflection texture, except we don't need to turn
+  // the world upside down.  We want to find the depth of the water,
+  // not the depth of the sky and above water terrain.
+
+  // save viewport matrix and change the viewport size
+  glPushAttrib(GL_VIEWPORT_BIT);
+  glViewport(0,0, textureSize, textureSize);
+
+  glPushMatrix();
+
+  // If our camera is above the water we will render only the parts that
+  // are under the water.  If the camera is below the water we render
+  // only the stuff above the water.  Like the reflection texture, we
+  // incorporate clipping planes to only render what we need.
+
+  // If the camera is above water, render the data below the water
+  glEnable(GL_CLIP_PLANE0);
+  Vector pos = State::getCameraNode()->getAbsCoor();
+  if(pos.y > waterHeight)
+  {
+    double plane[4] = {0.0, -1.0, 0.0, waterHeight}; 
+    glClipPlane(GL_CLIP_PLANE0, plane);
+  }
+  // If the camera is below the water, only render the data above the water
+  else
+  {
+    glCullFace(GL_FRONT);
+    double plane[4] = {0.0, 1.0, 0.0, -waterHeight}; 
+    glClipPlane(GL_CLIP_PLANE0, plane);
+  }*/
 }
 
 void MappedWater::deactivateRefraction()
-{
-}
+{/*
+  glDisable(GL_CLIP_PLANE0);
+  glCullFace(GL_BACK);
+
+  mat.select();
+  // Bind the current scene to our refraction texture
+//  glBindTexture(GL_TEXTURE_2D, g_Texture[REFRACTION_ID]);
+  glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, textureSize, textureSize);
+
+  // Bind the current scene to our depth texture
+//  glBindTexture(GL_TEXTURE_2D, g_Texture[DEPTH_ID]);
+  glCopyTexImage2D(GL_TEXTURE_2D, 0, GL_DEPTH_COMPONENT, 0, 0, textureSize, textureSize, 0);
+
+  glPopMatrix();
+  glPopAttrib();
+  */
+}