void drawScene(void) {
glEnable(GL_TEXTURE_2D);
glEnable(GL_BLEND);
glEnable(GL_LIGHTING);
// set up the scene
pool.render();
basin.render();
ground.render();
// sky
glDisable(GL_LIGHTING);
skybox.render();
// water in the air
glDisable(GL_TEXTURE_2D);
glColor4fv(WATER_COLOR);
fountain.render();
glEnable(GL_LIGHTING);
glDisable(GL_BLEND);
}
void display()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glMatrixMode(GL_MODELVIEW);
glm::mat4 ViewMatrix;
glm::vec3 cameraPos;
glm::vec3 fpLookat;
switch (camNum)
{
case 1://normal benhind copter rotates with copter
cameraPos = glm::vec3(0, -8, 35);
cameraPos = copter.position - glm::rotate(cameraPos, spinY, glm::vec3(0, 1, 0));
ViewMatrix = glm::lookAt(cameraPos, copter.position,
glm::vec3(0, 1, 0));
break;
case 2://birdseye
cameraPos = glm::vec3(0,-60,1);
cameraPos = copter.position - glm::rotate(cameraPos, spinY, glm::vec3(0, 1, 0));
ViewMatrix = glm::lookAt(cameraPos, copter.position,
glm::vec3(0, 1, 0));
break;
case 3://first person
fpLookat = glm::vec3(0, -5, -60);
fpLookat = copter.position - glm::rotate(fpLookat, spinY, glm::vec3(0, 1, 0));
cameraPos = glm::vec3(0, 0, -25);
//cameraPos = glm::rotate(cameraPos, -tiltZ, glm::vec3(1, 0, 0));
//cameraPos = glm::rotate(cameraPos, -tiltX, glm::vec3(0, 0, 1));
cameraPos = copter.position - glm::rotate(cameraPos, spinY, glm::vec3(0, 1, 0));
ViewMatrix = glm::lookAt(cameraPos, fpLookat,
glm::vec3(0, 1, 0));
break;
case 4://side view
cameraPos = glm::vec3(50, 0, 1);
cameraPos = copter.position - glm::rotate(cameraPos, spinY, glm::vec3(0, 1, 0));
ViewMatrix = glm::lookAt(cameraPos, copter.position,
glm::vec3(0, 1, 0));
break;
case 5://cinematic
cameraPos = glm::vec3(100, 100, 100);
ViewMatrix = glm::lookAt(cameraPos, copter.position,
glm::vec3(0, 1, 0));
break;
default:
cameraPos = glm::vec3(0, -8, 35);
cameraPos = copter.position - glm::rotate(cameraPos, spinY, glm::vec3(0, 1, 0));
ViewMatrix = glm::lookAt(cameraPos, copter.position,
glm::vec3(0, 1, 0));
}
glUseProgram(cubeShader.handle());
//All of our geometry will have the same projection matrix.
//we only need to set it once, since we are using the same shader.
GLuint matLocation = glGetUniformLocation(cubeShader.handle(), "ProjectionMatrix");
glUniformMatrix4fv(matLocation, 1, GL_FALSE, &ProjectionMatrix[0][0]);
cubeOne.ModelViewMatrix = glm::translate(ViewMatrix, glm::vec3(0, 20, 0));
glUniformMatrix4fv(glGetUniformLocation(cubeShader.handle(), "ModelViewMatrix"), 1, GL_FALSE, &cubeOne.ModelViewMatrix[0][0]);
//cubeOne.render();
worldCube.ModelViewMatrix = glm::translate(ViewMatrix, glm::vec3(0, 0, 0));
glUniformMatrix4fv(glGetUniformLocation(cubeShader.handle(), "ModelViewMatrix"), 1, GL_FALSE, &worldCube.ModelViewMatrix[0][0]);
//worldCube.render();
glUseProgram(0);
glUseProgram(myShader.handle()); // use the shader
glUniform1f(glGetUniformLocation(myShader.handle(), "displacement"), amount);
glUniformMatrix4fv(glGetUniformLocation(myShader.handle(), "ProjectionMatrix"), 1, GL_FALSE, &ProjectionMatrix[0][0]);
//viewMatrix = glm::lookAt(glm::vec3(0, 0, -100), glm::vec3(30, 0, 0),
//glm::vec3(0, 1, 0));
glUniformMatrix4fv(glGetUniformLocation(myShader.handle(), "ViewMatrix"), 1, GL_FALSE, &ViewMatrix[0][0]);
//Changing from daylight to night setting
//Lighting Properties passed to the shader
if (dayNight == 0)
{
Light_Ambient_And_Diffuse = glm::vec4{ 0.8, 0.8, 0.6, 1.0 };
Light_Specular = glm::vec4{ 0.8, 0.8, 0.8, 1.0 };
}
else
{
Light_Ambient_And_Diffuse = glm::vec4{ 0.2, 0.2, 0.2, 1.0 };
Light_Specular = glm::vec4{ 0.2, 0.2, 0.2, 1.0 };
}
glUniform4fv(glGetUniformLocation(myShader.handle(), "LightPos"), 1, &LightPos[0]);
glUniform4fv(glGetUniformLocation(myShader.handle(), "light_ambient"), 1, &Light_Ambient_And_Diffuse[0]);
glUniform4fv(glGetUniformLocation(myShader.handle(), "light_diffuse"), 1, &Light_Ambient_And_Diffuse[0]);
glUniform4fv(glGetUniformLocation(myShader.handle(), "light_specular"), 1, &Light_Specular[0]);
//DRAW THE MODEL
copter.ModelViewMatrix = glm::translate(ViewMatrix, copter.position);
copter.ModelViewMatrix = glm::rotate(copter.ModelViewMatrix, spinY, glm::vec3(0, 1, 0)); //rotate object about y axis
copter.ModelViewMatrix = glm::rotate(copter.ModelViewMatrix, tiltX, glm::vec3(0, 0, 1)); //tilts the cube around x
copter.ModelViewMatrix = glm::rotate(copter.ModelViewMatrix, tiltZ, glm::vec3(1, 0, 0)); //tilts the cube around z
//Pass the uniform for the modelview matrix
glUniformMatrix4fv(glGetUniformLocation(myShader.handle(), "ModelViewMatrix"), 1, GL_FALSE, &copter.ModelViewMatrix[0][0]);
glm::mat4 normalMatrix;
glm::mat4 NormalMatrix = ModelViewMatrix * normalMatrix;
glUniformMatrix3fv(glGetUniformLocation(myShader.handle(), "NormalMatrix"), 1, GL_FALSE, &normalMatrix[0][0]);
copter.render();
//model.drawElementsUsingVBO(&myShader);
//prop.ModelViewMatrix = glm::translate(prop.ModelViewMatrix, glm::vec3(0, 0, 0));
prop.ModelViewMatrix = copter.ModelViewMatrix;
prop.render(propSpin);
//Drawing the world
world.ModelViewMatrix = glm::translate(ViewMatrix, glm::vec3(0, 1790, 0));
glUniformMatrix4fv(glGetUniformLocation(myShader.handle(), "ModelViewMatrix"), 1, GL_FALSE, &world.ModelViewMatrix[0][0]);
world.render();
ground.ModelViewMatrix = glm::translate(ViewMatrix, glm::vec3(0, -55, 0));
glUniformMatrix4fv(glGetUniformLocation(myShader.handle(), "ModelViewMatrix"), 1, GL_FALSE, &ground.ModelViewMatrix[0][0]);
ground.render();
//for (int i = 0; i < houses.size(); i++)
//{
// houses[i].render(ViewMatrix);
//}
//for (int i = 0; i < trees.size(); i++)
//{
// trees[i].render(ViewMatrix);
//}
houseOne.render(ViewMatrix);
houseTwo.render(ViewMatrix);
houseThree.render(ViewMatrix);
houseFour.render(ViewMatrix);
houseFive.render(ViewMatrix);
houseSix.render(ViewMatrix);
treeOne.render(ViewMatrix);
treeTwo.render(ViewMatrix);
treeThree.render(ViewMatrix);
treeFour.render(ViewMatrix);
treeFive.render(ViewMatrix);
treeSix.render(ViewMatrix);
treeSeven.render(ViewMatrix);
treeEight.render(ViewMatrix);
treeNine.render(ViewMatrix);
treeTen.render(ViewMatrix);
leafOne.render(ViewMatrix);
leafTwo.render(ViewMatrix);
leafThree.render(ViewMatrix);
leafFour.render(ViewMatrix);
glUseProgram(0); //turn off the current shader
}
