void RenderScene()
{
static GLfloat vSunColor[] = { 1.0f, 0.0f, 0.0f, 1.0f };
static GLfloat vEarthColor[] = { 0.0f, 0.0f, 1.0f, 1.0f };
static GLfloat vMoonColor[] = { 1.0f, 1.0f, 0.0f, 1.0f };
static GLfloat vFloorColor[] = { 0.0f, 1.0f, 0.0f, 1.0f};
static CStopWatch rotTimer;
float yRot = rotTimer.GetElapsedSeconds() * 60.0f;
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
modelViewMatrix.PushMatrix();
M3DMatrix44f mCamera;
cameraFrame.GetCameraMatrix(mCamera);
modelViewMatrix.PushMatrix(mCamera);
M3DVector4f vLightPos = { 0.0f, 10.0f, 5.0f, 1.0f };
M3DVector4f vLightEyePos;
m3dTransformVector4(vLightEyePos, vLightPos, mCamera);
shaderManager.UseStockShader(GLT_SHADER_FLAT,
transformPipeline.GetModelViewProjectionMatrix(),
vFloorColor);
floorBatch.Draw();
glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
modelViewMatrix.Translate(0.0f, 0.0f, -3.5f);
modelViewMatrix.PushMatrix();
modelViewMatrix.Rotate(yRot, 0.0f, 1.0f, 0.0f);
shaderManager.UseStockShader(GLT_SHADER_FLAT,
transformPipeline.GetModelViewProjectionMatrix(), vSunColor);
sunSphereBatch.Draw();
modelViewMatrix.PopMatrix();
modelViewMatrix.Rotate(yRot * -2.0f, 0.0f, 1.0f, 0.0f);
modelViewMatrix.Translate(0.8f, 0.0f, 0.0f);
shaderManager.UseStockShader(GLT_SHADER_FLAT,
transformPipeline.GetModelViewProjectionMatrix(), vEarthColor);
earthSphereBatch.Draw();
modelViewMatrix.Rotate(yRot * -4.0f, 0.0f, 1.0f, 0.0f);
modelViewMatrix.Translate(0.4f, 0.0f, 0.0f);
shaderManager.UseStockShader(GLT_SHADER_FLAT,
transformPipeline.GetModelViewProjectionMatrix(), vMoonColor);
moonSphereBatch.Draw();
modelViewMatrix.PopMatrix();
modelViewMatrix.PopMatrix();
modelViewMatrix.PopMatrix();
glutSwapBuffers();
glutPostRedisplay();
}
void DrawScene()
{
modelViewMatrix.PushMatrix();
M3DMatrix44f mCamera;
cameraFrame.GetCameraMatrix(mCamera);
// Transform the light position into eye coordinates
M3DVector4f vLightPos = { LIGHT_POSITION[0], LIGHT_POSITION[1], LIGHT_POSITION[2], LIGHT_POSITION[3] };
M3DVector4f vLightEyePos;
m3dTransformVector4(vLightEyePos, vLightPos, mCamera);
/* ------------ */
/* FERRIS WHEEL */
modelViewMatrix.PushMatrix();
/* Position the ferris wheel appropriately. */
modelViewMatrix.Translate(FERRIS_WHEEL_POSITION[0], FERRIS_WHEEL_POSITION[1], FERRIS_WHEEL_POSITION[2]);
/* Apply the Translation to this entire block of objects */
modelViewMatrix.PushMatrix();
//theWheel.Draw(modelViewMatrix, shaderManager, transformPipeline, vLightEyePos, capTexture, wheelTexture, wallTexture, carTexture, currentTextureIndex);
modelViewMatrix.PopMatrix();
modelViewMatrix.PopMatrix();
/* -------------- */
/* ROLLER COASTER */
modelViewMatrix.PushMatrix();
modelViewMatrix.Translate(0.0, 0.0, -10.0);
//track.Draw(modelViewMatrix, shaderManager, transformPipeline, vLightEyePos);
modelViewMatrix.PopMatrix();
/* -------- */
/* CAROUSEL */
modelViewMatrix.PushMatrix();
//modelViewMatrix.Translate(3.0f, 0.0f, -3.0f);
modelViewMatrix.Translate(0.0f, 0.0f, -3.0f);
//carousel.Draw(modelViewMatrix, shaderManager, transformPipeline, vLightEyePos);
modelViewMatrix.PopMatrix();
modelViewMatrix.PushMatrix();
modelViewMatrix.Translate(0.0f, 0.0f, -2.0f);
//unicorn.Draw(modelViewMatrix, shaderManager, transformPipeline, vLightEyePos);
//ostrich.Draw(modelViewMatrix, shaderManager, transformPipeline, vLightEyePos);
turtle.Draw(modelViewMatrix, shaderManager, transformPipeline, vLightEyePos);
modelViewMatrix.PopMatrix();
modelViewMatrix.PopMatrix();
}
void render_scene(void) {
float angle = timer.GetElapsedSeconds() * 3.14f / 10.0f;
location[0] = -8.0f * cos(angle / 2.0f);
location[1] = -8.0f * sin(angle / 2.0f);
location[2] = 5.0f;
light_0.position[0] = 10.0f * cos(-angle);
light_0.position[1] = 10.0f * sin(-angle);
light_0.position[2] = 3.0f;
look_at(camera_frame, location, target, up_dir);
camera_frame.GetCameraMatrix(camera_matrix);
p_stack.LoadMatrix(view_frustum.GetProjectionMatrix());
mv_stack.LoadMatrix(camera_matrix);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
//--
glUseProgram(shader_color);
mv_stack.PushMatrix();
mv_stack.Translate(light_0.position[0], light_0.position[1], light_0.position[2]);
mv_stack.Scale(0.25f, 0.25f, 0.25f);
glUniformMatrix4fv(mvp_matrix_location_shader_color, 1, GL_FALSE, geometry_pipeline.GetModelViewProjectionMatrix());
draw_light();
mv_stack.PopMatrix();
//--
glUseProgram(shader_light);
glUniformMatrix3fv(normal_matrix_location, 1, GL_FALSE, geometry_pipeline.GetNormalMatrix());
glUniformMatrix4fv(v_matrix_location, 1, GL_FALSE, camera_matrix);
glUniform3fv(intensity_ambient_component_location, 1, intensity_ambient_component);
glUniform3fv(light_0_position_location, 1, light_0.position);
glUniform3fv(light_0_intensity_diffuse_location, 1, light_0.intensity_diffuse);
glUniform3fv(light_0_intensity_specular_location, 1, light_0.intensity_specular);
glUniform3fv(light_0_attenuation_location, 1, light_0.attenuation);
glUniform1f(material_0_ka_location, material_0.ka);
glUniform1f(material_0_kd_location, material_0.kd);
glUniform1f(material_0_ks_location, material_0.ks);
glUniform1f(material_0_alpha_location, material_0.alpha);
//--
for(int i = -10; i <= 10; i += 3)
for(int j = -10; j <= 10; j += 3) {
mv_stack.PushMatrix();
mv_stack.Translate(i, j, 0.0f);
glUniformMatrix4fv(mvp_matrix_location, 1, GL_FALSE, geometry_pipeline.GetModelViewProjectionMatrix());
glUniformMatrix4fv(mv_matrix_location, 1, GL_FALSE, geometry_pipeline.GetModelViewMatrix());
glDrawElements(GL_TRIANGLES, faces.size(), GL_UNSIGNED_INT, 0);
mv_stack.PopMatrix();
}
//--
glUseProgram(0);
glutSwapBuffers();
glutPostRedisplay();
}
void RenderScene(void)
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
modelViewMatrix.PushMatrix();
{
modelViewMatrix.Translate(0.0f, 0.0f, viewZ);
shaderManager.UseStockShader(GLT_SHADER_TEXTURE_REPLACE, transformPipeLine.GetModelViewProjectionMatrix(), 0);
glBindTexture(GL_TEXTURE_2D, uiTextures[TEXTURE_FLOOR]);
floorBatch.Draw();
glBindTexture(GL_TEXTURE_2D, uiTextures[TEXTURE_CEILING]);
ceilingBatch.Draw();
glBindTexture(GL_TEXTURE_2D, uiTextures[TEXTURE_BRICK]);
leftWallBatch.Draw();
rightWallBatch.Draw();
}
modelViewMatrix.PopMatrix();
glutSwapBuffers();
}
///////////////////////////////////////////////////////
// Called to draw scene
void RenderScene(void)
{
// Clear the window with current clearing color
glClear(GL_COLOR_BUFFER_BIT);
modelViewMatrix.PushMatrix();
modelViewMatrix.Translate(0.0f, 0.0f, viewZ);
shaderManager.UseStockShader(GLT_SHADER_TEXTURE_REPLACE, transformPipeline.GetModelViewProjectionMatrix(), 0);
glBindTexture(GL_TEXTURE_2D, textures[TEXTURE_FLOOR]);
floorBatch.Draw();
glBindTexture(GL_TEXTURE_2D, textures[TEXTURE_CEILING]);
ceilingBatch.Draw();
glBindTexture(GL_TEXTURE_2D, textures[TEXTURE_BRICK]);
leftWallBatch.Draw();
rightWallBatch.Draw();
modelViewMatrix.PopMatrix();
// Buffer swap
glutSwapBuffers();
}
void render()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
glUseProgram(shader);
updateCamera();
GLGeometryTransform geometryPipeline;
GLMatrixStack modelViewStack;
GLMatrixStack projectionStack;
geometryPipeline.SetMatrixStacks(modelViewStack, projectionStack);
projectionStack.LoadMatrix(frustum.GetProjectionMatrix());
M3DMatrix44f cameraMatrix;
frame.GetCameraMatrix(cameraMatrix);
modelViewStack.PushMatrix(cameraMatrix);
glUniformMatrix4fv(projectionMatrixLocation, 1, GL_FALSE, geometryPipeline.GetProjectionMatrix());
glUniformMatrix4fv(modelViewMatrixLocation, 1, GL_FALSE, geometryPipeline.GetModelViewMatrix());
glUniformMatrix4fv(normalMatrixLocation, 1, GL_FALSE, geometryPipeline.GetNormalMatrix());
modelViewStack.PushMatrix();
modelViewStack.Translate(0.0, 1.0, 0.0);
glUniformMatrix4fv(projectionMatrixLocation, 1, GL_FALSE, geometryPipeline.GetProjectionMatrix());
glUniformMatrix4fv(modelViewMatrixLocation, 1, GL_FALSE, geometryPipeline.GetModelViewMatrix());
glUniformMatrix4fv(normalMatrixLocation, 1, GL_FALSE, geometryPipeline.GetNormalMatrix());
glDrawElements(GL_TRIANGLES, 3 * n_faces, GL_UNSIGNED_INT, 0);
modelViewStack.PopMatrix();
glutSwapBuffers();
glutPostRedisplay();
}
///////////////////////////////////////////////////////////////////////////////
// Draw the scene
//
void DrawWorld(GLfloat yRot)
{
M3DMatrix44f mCamera;
modelViewMatrix.GetMatrix(mCamera);
// Need light position relative to the Camera
M3DVector4f vLightTransformed;
m3dTransformVector4(vLightTransformed, vLightPos, mCamera);
// Draw the light source as a small white unshaded sphere
modelViewMatrix.PushMatrix();
modelViewMatrix.Translatev(vLightPos);
shaderManager.UseStockShader(GLT_SHADER_FLAT, transformPipeline.GetModelViewProjectionMatrix(), vWhite);
sphereBatch.Draw();
modelViewMatrix.PopMatrix();
// Draw stuff relative to the camera
modelViewMatrix.PushMatrix();
modelViewMatrix.Translate(0.0f, 0.2f, -2.5f);
modelViewMatrix.Rotate(yRot, 0.0f, 1.0f, 0.0f);
shaderManager.UseStockShader(GLT_SHADER_POINT_LIGHT_DIFF,
modelViewMatrix.GetMatrix(),
transformPipeline.GetProjectionMatrix(),
vLightTransformed, vGreen, 0);
torusBatch.Draw();
modelViewMatrix.PopMatrix();
}
void RenderDwudziestoscian(float xPos, float yPos, float zPos, float scale) {
matrixStack.PushMatrix();
matrixStack.Translate(xPos, yPos, zPos);
matrixStack.Scale(scale, scale, scale);
M3DMatrix44f MVMatrix;
m3dCopyMatrix44(MVMatrix, matrixStack.GetMatrix());
glUniformMatrix4fv(MVMatrixLocation,1,GL_FALSE,MVMatrix);
M3DMatrix44f normalMatrix;
m3dInvertMatrix44(normalMatrix,MVMatrix);
float tmp;
// transponse
for(int n = 0; n < 3; n++) {
for(int m = n + 1; m <= 3; m++) {
tmp = normalMatrix[4*n + m];
normalMatrix[4*n + m] = normalMatrix[4*m + n];
normalMatrix[4*m + n] = tmp;
}
}
glUniformMatrix3fv(NormalMatrixLocation,1,GL_FALSE,normalMatrix);
glDrawElements(GL_TRIANGLES,3*n_faces,GL_UNSIGNED_INT,0);
matrixStack.PopMatrix();
}
void DrawBaeumchen() {
// Boden
modelViewMatrix.PushMatrix();
modelViewMatrix.PushMatrix();
modelViewMatrix.Translate(0, -25, 0);
modelViewMatrix.Scale(20, -0.01, 20);
shaderManager.UseStockShader(GLT_SHADER_FLAT_ATTRIBUTES, transformPipeline.GetModelViewProjectionMatrix());
modelViewMatrix.PopMatrix();
DrawCube();
// Baumstamm
modelViewMatrix.PushMatrix();
modelViewMatrix.Translate(0, 0.0, 0);
modelViewMatrix.PushMatrix();
modelViewMatrix.Scale(0.3, 0.5, 0.3);
shaderManager.UseStockShader(GLT_SHADER_FLAT_ATTRIBUTES, transformPipeline.GetModelViewProjectionMatrix());
modelViewMatrix.PopMatrix();
DrawCylinder();
//unterster Kegel
modelViewMatrix.PushMatrix();
modelViewMatrix.Translate(0, 25.0, 0);
modelViewMatrix.Scale(1.5, 1.5, 1.5);
shaderManager.UseStockShader(GLT_SHADER_FLAT_ATTRIBUTES, transformPipeline.GetModelViewProjectionMatrix());
DrawCone();
// mittlerer Kegel
modelViewMatrix.PushMatrix();
modelViewMatrix.Translate(0, 40.0, 0);
modelViewMatrix.Scale(0.75, 0.75, 0.75);
shaderManager.UseStockShader(GLT_SHADER_FLAT_ATTRIBUTES, transformPipeline.GetModelViewProjectionMatrix());
DrawCone();
// Spitze
modelViewMatrix.PushMatrix();
modelViewMatrix.Translate(0, 50.0, 0);
modelViewMatrix.Scale(0.75, 0.75, 0.75);
shaderManager.UseStockShader(GLT_SHADER_FLAT_ATTRIBUTES, transformPipeline.GetModelViewProjectionMatrix());
DrawCone();
modelViewMatrix.PopMatrix();
modelViewMatrix.PopMatrix();
modelViewMatrix.PopMatrix();
modelViewMatrix.PopMatrix();
modelViewMatrix.PopMatrix();
}
void DrawMaennchen(float angle) {
//float overallScaleFactor = 0.2 * cos(GL_PI / 200 * angle) + 1;
float jumpFactor = abs(cos(GL_PI/10 * angle));
/**
* Rumpf zeichnen
**/
modelViewMatrix.PushMatrix();
modelViewMatrix.Rotate(angle, 0, -1, 0);
// generelle Verschiebung aus dem Mittelpunkt heraus
modelViewMatrix.Translate(200.0f, 0.0f, 0.0f);
// Verschiebung fuer Huepfbahn
modelViewMatrix.Translate(0.0f, 30 * jumpFactor, 0);
//modelViewMatrix.Scale(overallScaleFactor, overallScaleFactor, overallScaleFactor);
modelViewMatrix.PushMatrix();
modelViewMatrix.Scale(0.9, 1.0, 0.7);
shaderManager.UseStockShader(GLT_SHADER_FLAT_ATTRIBUTES, transformPipeline.GetModelViewProjectionMatrix());
DrawCylinder();
modelViewMatrix.PopMatrix();
// Hals
modelViewMatrix.PushMatrix();
modelViewMatrix.Translate(0.0f, 55.0f, 0.0f);
modelViewMatrix.PushMatrix();
modelViewMatrix.Scale(0.25, 0.15, 0.25);
shaderManager.UseStockShader(GLT_SHADER_FLAT_ATTRIBUTES, transformPipeline.GetModelViewProjectionMatrix());
DrawCylinder();
modelViewMatrix.PopMatrix();
// Kopf
modelViewMatrix.PushMatrix();
modelViewMatrix.Translate(0.0f, 40.0f, 0.0f);
modelViewMatrix.Scale(0.72, 0.72, 0.72);
shaderManager.UseStockShader(GLT_SHADER_FLAT_ATTRIBUTES, transformPipeline.GetModelViewProjectionMatrix());
DrawSphere();
modelViewMatrix.PopMatrix();
modelViewMatrix.PopMatrix();
// Giedmaßen zeichnen - abhaengig vom Rumpf!
DrawLimbs(angle);
modelViewMatrix.PopMatrix();
}
///////////////////////////////////////////////////////////////////////////////
// Draw the scene
//
void DrawWorld(GLfloat yRot)
{
M3DMatrix44f mCamera;
modelViewMatrix.GetMatrix(mCamera);
// Need light position relative to the Camera
M3DVector4f vLightTransformed;
m3dTransformVector4(vLightTransformed, vLightPos, mCamera);
// Draw the light source as a small white unshaded sphere
modelViewMatrix.PushMatrix();
modelViewMatrix.Translatev(vLightPos);
if(bUseFBO)
UseProcessProgram(vLightPos, vWhite, -1);
else
shaderManager.UseStockShader(GLT_SHADER_FLAT, transformPipeline.GetModelViewProjectionMatrix(), vWhite);
sphereBatch.Draw();
modelViewMatrix.PopMatrix();
// Draw stuff relative to the camera
modelViewMatrix.PushMatrix();
modelViewMatrix.Translate(0.0f, 0.2f, -2.5f);
modelViewMatrix.PushMatrix();
modelViewMatrix.Rotate(yRot, 0.0f, 1.0f, 0.0f);
modelViewMatrix.Translate(0.0, (GLfloat)-0.60, 0.0);
modelViewMatrix.Scale((GLfloat)0.02, (GLfloat)0.006, (GLfloat)0.02);
glBindTexture(GL_TEXTURE_2D, ninjaTex[0]);
if(bUseFBO)
{
UseProcessProgram(vLightTransformed, vWhite, 0);
}
else
{
shaderManager.UseStockShader(GLT_SHADER_TEXTURE_REPLACE, transformPipeline.GetModelViewProjectionMatrix(), 0);
}
ninja.Render(0,0);
modelViewMatrix.PopMatrix();
modelViewMatrix.PopMatrix();
}
void RenderScene(void) {
// Clear the window with current clearing color
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
glUseProgram(shader);
glEnable(GL_CULL_FACE);
glFrontFace(GL_CW);
CStopWatch timer;
float angle = timer.GetElapsedSeconds()*3.14f;
M3DVector3f mAt={0,0,0};
M3DVector3f mUp={0,0,1};
M3DVector3f mEye;
mEye[0]=6.8f*cos(angle);
mEye[1]=6.0f*sin(angle);
mEye[2]=5.0f;
LookAt(mFrame,mEye,mAt,mUp);
mFrame.GetCameraMatrix(mCameraMatrix);
matrixStack.LoadMatrix(mFrustrum.GetProjectionMatrix());
matrixStack.MultMatrix(mCameraMatrix);
glUniformMatrix4fv(MVPMatrixLocation, 1, GL_FALSE, matrixStack.GetMatrix());
drawGrid();
matrixStack.Translate(1.0f,7.0f,0.0f);
matrixStack.Rotate(30.0f,0.0,0.0,1.0);
glUniformMatrix4fv(MVPMatrixLocation,1,GL_FALSE,matrixStack.GetMatrix());
drawPyramid();
matrixStack.PopMatrix();
matrixStack.Translate(-7.0f,0.0f,0.0f);
matrixStack.Scale(2.0f, 2.0f, 2.0f);
glUniformMatrix4fv(MVPMatrixLocation,1,GL_FALSE,matrixStack.GetMatrix());
drawPyramid();
matrixStack.PopMatrix();
// Perform the buffer swap to display back buffer
glutSwapBuffers();
glutPostRedisplay();
}
void RenderScene(void) {
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
glFrontFace(GL_CW);
glUseProgram(shader);
M3DVector3f at={0.0f, 0.0f, 0.0f};
M3DVector3f up={0.0f, 0.0f, 1.0f};
M3DVector3f eye;
float angle = timer.GetElapsedSeconds()*3.14159f/8;
eye[0]= 6.8f * cos(angle);
eye[1]= 6.0f * sin(angle);
eye[2]= 25.0f;
LookAt(cameraFrame,eye,at,up);
projection.LoadMatrix(viewFrustum.GetProjectionMatrix());
modelView.PushMatrix();
M3DMatrix44f mCamera;
cameraFrame.GetCameraMatrix(mCamera);
modelView.LoadMatrix(mCamera);
modelView.PushMatrix();
glUniformMatrix4fv(MVMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewProjectionMatrix());
szachownica();
modelView.Translate(0.0f, 0.0f, 0.0f);
glUniformMatrix4fv(MVMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewProjectionMatrix());
rysujPiramidke();
modelView.PopMatrix();
modelView.PushMatrix();
modelView.Translate(5.0f, 0.0f, 0.0f);
glUniformMatrix4fv(MVMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewProjectionMatrix());
rysujPiramidke();
modelView.PopMatrix();
modelView.PushMatrix();
modelView.Translate(-5.0f, 0.0f, 0.0f);
modelView.Scale(2.0f, 2.0f, 2.0f);
glUniformMatrix4fv(MVMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewProjectionMatrix());
rysujPiramidke();
modelView.PopMatrix();
modelView.PopMatrix();
glutSwapBuffers();
glutPostRedisplay();
}
// Called to draw scene
void RenderScene(void)
{
static CStopWatch rotTimer;
float yRot = rotTimer.GetElapsedSeconds() * 60.0f;
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
modelViewMatrix.PushMatrix();
M3DMatrix44f mCamera;
cameraFrame.GetCameraMatrix(mCamera);
modelViewMatrix.MultMatrix(mCamera);
// Draw the world upside down
modelViewMatrix.PushMatrix();
modelViewMatrix.Scale(1.0f, -1.0f, 1.0f); // Flips the Y Axis
modelViewMatrix.Translate(0.0f, 0.8f, 0.0f); // Scootch the world down a bit...
glFrontFace(GL_CW);
DrawSongAndDance(yRot);
glFrontFace(GL_CCW);
modelViewMatrix.PopMatrix();
// Draw the solid ground
glEnable(GL_BLEND);
glBindTexture(GL_TEXTURE_2D, uiTextures[0]);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
static GLfloat vFloorColor[] = { 1.0f, 1.0f, 1.0f, 0.75f};
shaderManager.UseStockShader(GLT_SHADER_TEXTURE_MODULATE,
transformPipeline.GetModelViewProjectionMatrix(),
vFloorColor,
0);
floorBatch.Draw();
glDisable(GL_BLEND);
DrawSongAndDance(yRot);
modelViewMatrix.PopMatrix();
// Do the buffer Swap
glutSwapBuffers();
// Do it again
glutPostRedisplay();
}
void drawTorus(GLfloat yRot)
{
M3DMatrix44f mCamera;
M3DVector4f vLightTransform;
modelViewMatrix.GetMatrix(mCamera);
m3dTransformVector4(vLightTransform,vLightPosition,mCamera);
modelViewMatrix.PushMatrix();
modelViewMatrix.Translate(0.0,0.5,-1.0);
modelViewMatrix.Rotate(yRot,0.0,1.0,0.0);
shaderManager.UseStockShader(GLT_SHADER_POINT_LIGHT_DIFF,
modelViewMatrix.GetMatrix(),
transformPipeline.GetProjectionMatrix(),
vLightTransform,vGreen,0);
torusBatch.Draw();
modelViewMatrix.PopMatrix();
}
///////////////////////////////////////////////////////////////////////////////
// Called to draw scene
void RenderScene(void)
{
// Clear the window with current clearing color
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
modelViewMatrix.PushMatrix();
M3DMatrix44f mCamera;
cameraFrame.GetCameraMatrix(mCamera);
modelViewMatrix.MultMatrix(mCamera);
// Reflection step... draw cube upside down, the floor
// blended on top of it
if(nStep == 5) {
glDisable(GL_CULL_FACE);
modelViewMatrix.PushMatrix();
modelViewMatrix.Scale(1.0f, -1.0f, 1.0f);
modelViewMatrix.Translate(0.0f, 2.0f, 0.0f);
modelViewMatrix.Rotate(35.0f, 0.0f, 1.0f, 0.0f);
RenderBlock();
modelViewMatrix.PopMatrix();
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
RenderFloor();
glDisable(GL_BLEND);
}
modelViewMatrix.PushMatrix();
// Draw normally
modelViewMatrix.Rotate(35.0f, 0.0f, 1.0f, 0.0f);
RenderBlock();
modelViewMatrix.PopMatrix();
// If not the reflection pass, draw floor last
if(nStep != 5)
RenderFloor();
modelViewMatrix.PopMatrix();
// Flush drawing commands
glutSwapBuffers();
}
void Display()
{
// Clear the color and depth buffers
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
// Save the current modelview matrix (the identity matrix)
modelViewMatrix.PushMatrix();
M3DMatrix44f mCamera;
cameraFrame.GetCameraMatrix(mCamera);
modelViewMatrix.MultMatrix(mCamera);
if (reflecting)
{
// Draw the "reflection" of the scene upside down
modelViewMatrix.PushMatrix();
// Flip the y-axis last.
modelViewMatrix.Scale(1.0f, -1.0f, 1.0f);
// The scene is essentially in a pit, bo elevate it an equal distance from the
// x-z plane to ensure that its reflection will appear to be below the ground.
modelViewMatrix.Translate(0.0f, -2.0f * FLOOR_HEIGHT, 0.0f);
// Reverse the orientation of all polygonsm in the scene so the orientation of
// their reflections will produce the same lighting as the above-ground scene.
glFrontFace(GL_CW);
DrawScene();
glFrontFace(GL_CCW);
modelViewMatrix.PopMatrix();
}
DrawGround();
DrawScene();
modelViewMatrix.PopMatrix();
// Do the buffer Swap
glutSwapBuffers();
// Tell GLUT to do it again
glutPostRedisplay();
}
///////////////////////////////////////////////////////////////////////////////
// Draw the scene
//
void DrawWorld()
{
modelViewMatrix.Translate(0.0f, 0.8f, 0.0f);
modelViewMatrix.PushMatrix();
modelViewMatrix.Translate(-0.3f, 0.f, 0.0f);
modelViewMatrix.Scale(0.40, 0.8, 0.40);
modelViewMatrix.Rotate(50.0, 0.0, 10.0, 0.0);
glSampleMaski(0, 0x02);
shaderManager.UseStockShader(GLT_SHADER_FLAT, transformPipeline.GetModelViewProjectionMatrix(), vLtYellow);
glass1Batch.Draw();
modelViewMatrix.PopMatrix();
modelViewMatrix.PushMatrix();
modelViewMatrix.Translate(0.4f, 0.0f, 0.0f);
modelViewMatrix.Scale(0.5, 0.8, 1.0);
modelViewMatrix.Rotate(-20.0, 0.0, 1.0, 0.0);
glSampleMaski(0, 0x04);
shaderManager.UseStockShader(GLT_SHADER_FLAT, transformPipeline.GetModelViewProjectionMatrix(), vLtGreen);
glass2Batch.Draw();
modelViewMatrix.PopMatrix();
modelViewMatrix.PushMatrix();
modelViewMatrix.Translate(1.0f, 0.0f, -0.6f);
modelViewMatrix.Scale(0.3, 0.9, 1.0);
modelViewMatrix.Rotate(-40.0, 0.0, 1.0, 0.0);
glSampleMaski(0, 0x08);
shaderManager.UseStockShader(GLT_SHADER_FLAT, transformPipeline.GetModelViewProjectionMatrix(), vLtMagenta);
glass3Batch.Draw();
modelViewMatrix.PopMatrix();
modelViewMatrix.PushMatrix();
modelViewMatrix.Translate(-0.8f, 0.0f, -0.60f);
modelViewMatrix.Scale(0.6, 0.9, 0.40);
modelViewMatrix.Rotate(60.0, 0.0, 1.0, 0.0);
glSampleMaski(0, 0x10);
shaderManager.UseStockShader(GLT_SHADER_FLAT, transformPipeline.GetModelViewProjectionMatrix(), vLtBlue);
glass4Batch.Draw();
modelViewMatrix.PopMatrix();
modelViewMatrix.PushMatrix();
modelViewMatrix.Translate(0.1f, 0.0f, 0.50f);
modelViewMatrix.Scale(0.4, 0.9, 0.4);
modelViewMatrix.Rotate(205.0, 0.0, 1.0, 0.0);
glSampleMaski(0, 0x20);
shaderManager.UseStockShader(GLT_SHADER_FLAT, transformPipeline.GetModelViewProjectionMatrix(), vLtPink);
glass4Batch.Draw();
modelViewMatrix.PopMatrix();
}
// Called to draw scene
void RenderScene(void)
{
// Color values
static GLfloat vFloorColor[] = { 0.0f, 1.0f, 0.0f, 1.0f};
static GLfloat vTorusColor[] = { 1.0f, 0.0f, 0.0f, 1.0f };
// Time Based animation
static CStopWatch rotTimer;
float yRot = rotTimer.GetElapsedSeconds() * 60.0f;
// Clear the color and depth buffers
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
// Save the current modelview matrix (the identity matrix)
modelViewMatrix.PushMatrix();
// Draw the ground
shaderManager.UseStockShader(GLT_SHADER_FLAT,
transformPipeline.GetModelViewProjectionMatrix(),
vFloorColor);
floorBatch.Draw();
// Draw the spinning Torus
modelViewMatrix.Translate(0.0f, 0.0f, -2.5f);
modelViewMatrix.Rotate(yRot, 0.0f, 1.0f, 0.0f);
shaderManager.UseStockShader(GLT_SHADER_FLAT, transformPipeline.GetModelViewProjectionMatrix(),
vTorusColor);
torusBatch.Draw();
// Restore the previous modleview matrix (the idenity matrix)
modelViewMatrix.PopMatrix();
// Do the buffer Swap
glutSwapBuffers();
// Tell GLUT to do it again
glutPostRedisplay();
}
// Called to draw scene
void RenderScene(void)
{
static CStopWatch rotTimer;
// Clear the window and the depth buffer
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
modelViewMatrix.PushMatrix(viewFrame);
modelViewMatrix.Translate(0.0f, 0.0f, 800.0f);
modelViewMatrix.Rotate(-12.0, 1.0f, 0.0f, 0.0f);
modelViewMatrix.Rotate(rotTimer.GetElapsedSeconds() * 15.0f, 0.0f, 1.0f, 0.0f);
glUseProgram(grassShader);
glUniformMatrix4fv(locMVP, 1, GL_FALSE, transformPipeline.GetModelViewProjectionMatrix());
glBindVertexArray(vao);
glDrawArraysInstancedARB(GL_TRIANGLE_STRIP, 0, 6, 1024 * 1024);
modelViewMatrix.PopMatrix();
glutSwapBuffers();
glutPostRedisplay();
}
void RenderScene(void) {
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
glUniform3fv(shaderMaterialAmbientLocation, 1, ambientColor);
glUniform3fv(shaderMaterialDiffuseLocation, 1, diffuseColor);
glUniform3fv(shaderMaterialSpecularLocation, 1, specularColor);
glUniform1f(shaderMaterialSpecularExponentLocation, specularExponent);
glUniform3fv(shaderPositionLocation, 1, position);
glUniform3fv(shaderColorLocation, 1, color);
glUniform1f(shaderAngleLocation, angle);
glUniform1f(shaderAttenuation0Location, attenuation0);
glUniform1f(shaderAttenuation1Location, attenuation1);
glUniform1f(shaderAttenuation2Location, attenuation2);
GLMatrixStack modelView;
GLMatrixStack projection;
GLGeometryTransform geometryPipeline;
geometryPipeline.SetMatrixStacks(modelView,projection);
projection.LoadMatrix(frustum.GetProjectionMatrix());
modelView.PushMatrix();
M3DMatrix44f mCamera;
cameraFrame.GetCameraMatrix(mCamera);
modelView.LoadMatrix(mCamera);
modelView.PushMatrix();
glUniformMatrix4fv(MVPMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewProjectionMatrix());
rysujSiatke();
modelView.PushMatrix();
modelView.Translate(0.0f,0.0f,-1.f);
glUniformMatrix4fv(MVMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewMatrix());
glUniformMatrix3fv(MNMatrixLocation,1,GL_FALSE,geometryPipeline.GetNormalMatrix());
glUniformMatrix4fv(MVPMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewProjectionMatrix());
rysujTrojkat();
modelView.PopMatrix();
modelView.PushMatrix();
modelView.Translate(0.0f,4.0f,0.f);
glUniformMatrix4fv(MVMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewMatrix());
glUniformMatrix3fv(MNMatrixLocation,1,GL_FALSE,geometryPipeline.GetNormalMatrix());
glUniformMatrix4fv(MVPMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewProjectionMatrix());
rysujTrojkat();
modelView.PopMatrix();
modelView.PushMatrix();
modelView.Translate(3.0f,-3.0f,0.f);
modelView.Scale(2.0f,2.0f,2.f);
modelView.Rotate(45,0,0,1);
glUniformMatrix4fv(MVMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewMatrix());
glUniformMatrix3fv(MNMatrixLocation,1,GL_FALSE,geometryPipeline.GetNormalMatrix());
glUniformMatrix4fv(MVPMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewProjectionMatrix());
rysujTrojkat();
modelView.PopMatrix();
modelView.PushMatrix();
modelView.Translate(3.0f,3.0f,0.f);
glUniformMatrix4fv(MVMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewMatrix());
glUniformMatrix3fv(MNMatrixLocation,1,GL_FALSE,geometryPipeline.GetNormalMatrix());
glUniformMatrix4fv(MVPMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewProjectionMatrix());
drawTriangles(20, ico_vertices,ico_faces);
modelView.PopMatrix();
modelView.PushMatrix();
modelView.Translate(0.0f,0.0f,7.f);
modelView.Rotate(90+rotAngle,1,1,1);
modelView.Scale(2.0f,2.5f,2.5f);
glUniformMatrix4fv(MVMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewMatrix());
glUniformMatrix3fv(MNMatrixLocation,1,GL_FALSE,geometryPipeline.GetNormalMatrix());
glUniformMatrix4fv(MVPMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewProjectionMatrix());
drawTriangles(20, ico_vertices,ico_faces);
modelView.PopMatrix();
modelView.PushMatrix();
modelView.Translate(-4.0f,0.0f,4.f);
modelView.Scale(2.0f,2.0f,2.0f);
glUniformMatrix4fv(MVMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewMatrix());
glUniformMatrix3fv(MNMatrixLocation,1,GL_FALSE,geometryPipeline.GetNormalMatrix());
glUniformMatrix4fv(MVPMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewProjectionMatrix());
glDrawElements(GL_TRIANGLES,3*n_faces,GL_UNSIGNED_INT,0);
modelView.PopMatrix();
// Perform the buffer swap to display back buffer
glutSwapBuffers();
rotAngle+=5.f;
if(!stopRotate){
M3DVector3f at={0,0,0};
M3DVector3f up={0,0,1};
M3DVector3f eye;
float angle = timer.GetElapsedSeconds()*3.14159f /3.f;
eye[0]=16.f*cos(angle);
eye[1]=40.0f*sin(angle);
eye[2]=20.0f;
LookAt(cameraFrame,eye,at,up);
}
glutPostRedisplay();
}
void DrawSongAndDance(GLfloat yRot) // Called to draw dancing objects
{
static GLfloat vWhite[] = { 1.0f, 1.0f, 1.0f, 1.0f };
static GLfloat vLightPos[] = { 0.0f, 3.0f, 0.0f, 1.0f };
// Get the light position in eye space
M3DVector4f vLightTransformed;
M3DMatrix44f mCamera;
modelViewMatrix.GetMatrix(mCamera);
m3dTransformVector4(vLightTransformed, vLightPos, mCamera);
// Draw the light source
modelViewMatrix.PushMatrix();
modelViewMatrix.Translatev(vLightPos);
shaderManager.UseStockShader(GLT_SHADER_FLAT,
transformPipeLine.GetModelViewProjectionMatrix(),
vWhite);
sphereBatch.Draw();
modelViewMatrix.PopMatrix();
glBindTexture(GL_TEXTURE_2D, uiTextures[2]);
for (int i = 0; i < NUM_SPHERES; i++) {
modelViewMatrix.PushMatrix();
modelViewMatrix.MultMatrix(spheres[i]);
shaderManager.UseStockShader(GLT_SHADER_TEXTURE_POINT_LIGHT_DIFF,
modelViewMatrix.GetMatrix(),
transformPipeLine.GetProjectionMatrix(),
vLightTransformed,
vWhite,
0);
sphereBatch.Draw();
modelViewMatrix.PopMatrix();
}
// Song and dance
modelViewMatrix.Translate(0.0f, 0.2f, -2.5f);
modelViewMatrix.PushMatrix(); // Saves the translated origin
modelViewMatrix.Rotate(yRot, 0.0f, 1.0f, 0.0f);
// Draw stuff relative to the camera
glBindTexture(GL_TEXTURE_2D, uiTextures[1]);
shaderManager.UseStockShader(GLT_SHADER_TEXTURE_POINT_LIGHT_DIFF,
modelViewMatrix.GetMatrix(),
transformPipeLine.GetProjectionMatrix(),
vLightTransformed,
vWhite,
0);
torusBatch.Draw();
modelViewMatrix.PopMatrix(); // Erased the rotate
modelViewMatrix.Rotate(yRot * -2.0f, 0.0f, 1.0f, 0.0f);
modelViewMatrix.Translate(0.8f, 0.0f, 0.0f);
glBindTexture(GL_TEXTURE_2D, uiTextures[2]);
shaderManager.UseStockShader(GLT_SHADER_TEXTURE_POINT_LIGHT_DIFF,
modelViewMatrix.GetMatrix(),
transformPipeLine.GetProjectionMatrix(),
vLightTransformed,
vWhite,
0);
sphereBatch.Draw();
}
void RenderScene(void)
{
static CStopWatch rotTimer;
float yRot = rotTimer.GetElapsedSeconds() * 60.0f;
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
modelViewMatrix.PushMatrix();
M3DMatrix44f mCamera;
cameraFrame.GetCameraMatrix(mCamera);
modelViewMatrix.MultMatrix(mCamera);
modelViewMatrix.PushMatrix();
{
//反向
modelViewMatrix.Scale(1.0f, -1.0f, 1.0f);
//因为是反向，所以正数是向下
modelViewMatrix.Translate(0.0f, 0.8f, 0.0f); // Scootch the world down a bit...
//三维中其中一维反向之后，缠绕方向也会呈相反，所以重新定义缠绕正方向为顺时针方向；
glFrontFace(GL_CW);
DrawSongAndDance(yRot);
glFrontFace(GL_CCW);
}
modelViewMatrix.PopMatrix();
// Draw the solid ground
glEnable(GL_BLEND);
glBindTexture(GL_TEXTURE_2D, uiTextures[0]);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
static GLfloat vFloorColor[] = { 1.0f, 1.0f, 1.0f, 0.75f };
shaderManager.UseStockShader(GLT_SHADER_TEXTURE_MODULATE,
transformPipeLine.GetModelViewProjectionMatrix(),
vFloorColor,
0);
floorBatch.Draw();
glDisable(GL_BLEND);
DrawSongAndDance(yRot);
modelViewMatrix.PopMatrix();
// Render the overlay
// Creating this matrix really doesn't need to be done every frame. I'll leave it here
// so all the pertenant code is together
M3DMatrix44f mScreenSpace;
m3dMakeOrthographicMatrix(mScreenSpace, 0.0f, 800.0f, 0.0f, 600.0f, -1.0f, 1.0f);
// Turn blending on, and depth testing off
glEnable(GL_BLEND);
glDisable(GL_DEPTH_TEST);
glUseProgram(sphereWolrdShader);
glUniform1i(locTexture, 0);
glUniformMatrix4fv(locMVP, 1, GL_FALSE, mScreenSpace);
glBindTexture(GL_TEXTURE_RECTANGLE, uiTextures[3]);
logoBatch.Draw();
// Restore no blending and depth test
glDisable(GL_BLEND);
glEnable(GL_DEPTH_TEST);
// Do the buffer Swap
glutSwapBuffers();
// Do it again
glutPostRedisplay();
}
void RenderScene(void) {
// Clear the window with current clearing color
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
//glFrontFace(GL_CW);
glUseProgram(shader);
float angle=timer.GetElapsedSeconds()*M_PI/5;
M3DVector3f at={1,0,0};
M3DVector3f up={0,0,1};
M3DVector3f eye;
eye[0]=6.0f*cos(angle);
eye[1]=6.0f*sin(angle);
eye[2]=kz;
LookAt(cameraFrame,eye,at,up);
geometryPipeline.SetMatrixStacks(modelView,projection);
//swiatlo
M3DVector3f ambientLight = {1.0f, 1.0f, 1.0f};
M3DVector3f position = {2.0f, 2.0f, 5.0f};
M3DVector3f color = {1.0f, 1.0f, 1.0f};
float l_angle = 90.0f;
float attenuation0 = 0.5f;
float attenuation1 = 0.02f;
float attenuation2 = 0.05f;
M3DVector3f ambientColor = {0.1f, 0.1, 0.1};
M3DVector3f diffuseColor = {0.184f, 0.598f, 0.75f};
M3DVector3f specularColor = {1.0f, 1.0f, 1.0f};
float specularExponent = 9;
float ico_vertices[3 * 12] = {
0., 0., -0.9510565162951536,
0., 0., 0.9510565162951536,
-0.85065080835204, 0., -0.42532540417601994,
0.85065080835204, 0., 0.42532540417601994,
0.6881909602355868, -0.5, -0.42532540417601994,
0.6881909602355868, 0.5, -0.42532540417601994,
-0.6881909602355868, -0.5, 0.42532540417601994,
-0.6881909602355868, 0.5, 0.42532540417601994,
-0.2628655560595668, -0.8090169943749475, -0.42532540417601994,
-0.2628655560595668, 0.8090169943749475, -0.42532540417601994,
0.2628655560595668, -0.8090169943749475, 0.42532540417601994,
0.2628655560595668, 0.8090169943749475, 0.42532540417601994};
int ico_faces[3*20] = {
1 , 11 , 7 ,
1 , 7 , 6 ,
1 , 6 , 10 ,
1 , 10 , 3 ,
1 , 3 , 11 ,
4 , 8 , 0 ,
5 , 4 , 0 ,
9 , 5 , 0 ,
2 , 9 , 0 ,
8 , 2 , 0 ,
11 , 9 , 7 ,
7 , 2 , 6 ,
6 , 8 , 10 ,
10 , 4 , 3 ,
3 , 5 , 11 ,
4 , 10 , 8 ,
5 , 3 , 4 ,
9 , 11 , 5 ,
2 , 7 , 9 ,
8 , 6 , 2 };
projection.LoadMatrix(viewFrustum.GetProjectionMatrix());
cameraFrame.GetCameraMatrix(mCamera);
modelView.LoadMatrix(mCamera);
modelView.PushMatrix();
glUniformMatrix4fv(MVMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewProjectionMatrix());
glUniformMatrix4fv(MVPMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewMatrix());
glUniformMatrix3fv(normalMatrixLocation,1,GL_FALSE,geometryPipeline.GetNormalMatrix());
glUniform3fv(shaderPositionLocation, 1, position);
glUniform3fv(shaderColorLocation, 1, color);
glUniform1f(shaderAngleLocation, l_angle);
glUniform1f(shaderAttenuation0Location, attenuation0);
glUniform1f(shaderAttenuation1Location, attenuation1);
glUniform1f(shaderAttenuation2Location, attenuation2);
glUniform3fv(shaderAmbientColorLocation, 1, ambientColor);
glUniform3fv(shaderDiffuseColorLocation, 1, diffuseColor);
glUniform3fv(shaderSpecularColorLocation, 1, specularColor);
glUniform1f(shaderSpecularExponentLocation, specularExponent);
glPolygonOffset(1.0f, 1.0f);
drawGrid();
glEnable(GL_POLYGON_OFFSET_FILL);
drawGrid();
glDisable(GL_POLYGON_OFFSET_FILL);
modelView.Translate(-2.0f,-2.0f,2.0f);
glUniformMatrix4fv(MVMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewProjectionMatrix());
glUniformMatrix4fv(MVPMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewMatrix());
glUniformMatrix3fv(normalMatrixLocation,1,GL_FALSE,geometryPipeline.GetNormalMatrix());
glUniform3fv(shaderPositionLocation, 1, position);
glUniform3fv(shaderColorLocation, 1, color);
glUniform1f(shaderAngleLocation, l_angle);
glUniform1f(shaderAttenuation0Location, attenuation0);
glUniform1f(shaderAttenuation1Location, attenuation1);
glUniform1f(shaderAttenuation2Location, attenuation2);
glUniform3fv(shaderAmbientColorLocation, 1, ambientColor);
glUniform3fv(shaderDiffuseColorLocation, 1, diffuseColor);
glUniform3fv(shaderSpecularColorLocation, 1, specularColor);
glUniform1f(shaderSpecularExponentLocation, specularExponent);
drawTriangles(20, ico_vertices, ico_faces);
modelView.PopMatrix();
modelView.PushMatrix();
modelView.Translate(2.0,2.0,2.0);
glUniformMatrix4fv(MVMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewProjectionMatrix());
glUniformMatrix4fv(MVPMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewMatrix());
glUniformMatrix3fv(normalMatrixLocation,1,GL_FALSE,geometryPipeline.GetNormalMatrix());
glUniform3fv(shaderPositionLocation, 1, position);
glUniform3fv(shaderColorLocation, 1, color);
glUniform1f(shaderAngleLocation, l_angle);
glUniform1f(shaderAttenuation0Location, attenuation0);
glUniform1f(shaderAttenuation1Location, attenuation1);
glUniform1f(shaderAttenuation2Location, attenuation2);
glUniform3fv(shaderAmbientColorLocation, 1, ambientColor);
glUniform3fv(shaderDiffuseColorLocation, 1, diffuseColor);
glUniform3fv(shaderSpecularColorLocation, 1, specularColor);
glUniform1f(shaderSpecularExponentLocation, specularExponent);
drawSmoothTriangles(20, ico_vertices, ico_faces);
modelView.PopMatrix();
glutSwapBuffers();
glutPostRedisplay();
}
void RenderScene(void) {
load_vertices("geode_vertices.dat", vertices);
load_faces("geode_faces.dat", faces);
glGenBuffers(1, &vertex_buffer);
glBindBuffer(GL_ARRAY_BUFFER, vertex_buffer);
glBufferData(GL_ARRAY_BUFFER, vertices.size() * sizeof(float), &vertices[0], GL_STATIC_DRAW);
glVertexAttribPointer(GLT_ATTRIBUTE_VERTEX, 4 ,GL_FLOAT,GL_FALSE, sizeof(float) * 7, (const GLvoid *)0);
glVertexAttribPointer(GLT_ATTRIBUTE_NORMAL, 3, GL_FLOAT, GL_FALSE, sizeof(float) * 7, (const GLvoid *)(4*sizeof(float)) );
glEnableVertexAttribArray(GLT_ATTRIBUTE_VERTEX);
glEnableVertexAttribArray(GLT_ATTRIBUTE_NORMAL);
//---
glGenBuffers(1, &faces_buffer);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, faces_buffer);
glBufferData(GL_ELEMENT_ARRAY_BUFFER, faces.size() * sizeof(GLuint), &faces[0], GL_STATIC_DRAW);
//---
// Clear the window with current clearing color
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
// Obracanie widoku
float angle =timer.GetElapsedSeconds()*PI/4;
posVector[0] = -8.0f * cos(angle / 2.0f);
posVector[1] = -8.0f * sin(angle / 2.0f);
posVector[2] = 5.0f;
swiatlo0.position[0] = 8.0f * cos(-angle);
swiatlo0.position[1] = 15.0f * sin(-angle);
swiatlo0.position[2] = 5.0f;
LookAt(viewFrame, posVector, atVector, upVector);
geometryPipeline.SetMatrixStacks(modelView,projection);
projection.LoadMatrix(viewFrustum.GetProjectionMatrix());
modelView.PushMatrix();
M3DMatrix44f mCamera;
viewFrame.GetCameraMatrix(mCamera);
modelView.LoadMatrix(mCamera);
modelView.PushMatrix();
//glUseProgram(shader);
modelView.Translate(swiatlo0.position[0], swiatlo0.position[1], swiatlo0.position[2]);
glUniformMatrix4fv(MVPMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewProjectionMatrix());
modelView.PopMatrix();
//mno¿enie macierzy
//modelView.MultMatrix(mCamera);
// modelView.PushMatrix();
//m3dMatrixMultiply44(mModelViewProjection, viewFrustum.GetProjectionMatrix(), mCamera);
// wrzucanie do shadera
glUniformMatrix3fv(NMatrixLocation, 1, GL_FALSE, geometryPipeline.GetNormalMatrix());
glUniformMatrix4fv(VMmatrixLocation, 1, GL_FALSE, mCamera);
glUniform3fv(iambient_component_location, 1, iambient_component);
glUniform3fv(swiatlo0_location, 1, swiatlo0.position);
glUniform3fv(swiatlo0_idiffuse_location, 1, swiatlo0.idiffuse);
glUniform3fv(swiatlo0_ispecular_location, 1, swiatlo0.ispecular);
glUniform3fv(swiatlo0_attenuation_location, 1, swiatlo0.attenuation);
glUniform1f(material0_ka_location, material0.ka);
glUniform1f(material0_kd_location, material0.kd);
glUniform1f(material0_ks_location, material0.ks);
glUniform1f(material0_alpha_location, material0.alpha);
//--
glUniformMatrix4fv(MVPMatrixLocation, 1, GL_FALSE, geometryPipeline.GetModelViewProjectionMatrix());
glUniformMatrix4fv(MVMatrixLocation, 1, GL_FALSE, geometryPipeline.GetModelViewMatrix());
//DrawPramid(0.5,0.0,1.0);
drawTriangles(20,ico_vertices,ico_faces);
// rysowanie siatki --------------------------------------------------------------------------
glEnable(GL_CULL_FACE);
glPolygonOffset(1.0f, 1.0f);
glVertexAttrib3f(GLT_ATTRIBUTE_COLOR, 1.0, 1.0, 1.0);
glEnable(GL_POLYGON_OFFSET_FILL);
glBegin(GL_QUADS);
glVertex3f(10, -10.0f, 0.0f);
glVertex3f(-10, -10.0f, 0.0f);
glVertex3f(-10, 10.0f, 0.0f);
glVertex3f(10, 10.0f, 0.0f);
glEnd();
glDisable(GL_POLYGON_OFFSET_FILL);
glVertexAttrib3f(GLT_ATTRIBUTE_COLOR, 1.0, 1.0, 1.0);
for(int i=-10;i<=10;i++){
glBegin(GL_LINES);
glVertex3f((float)i, -10.0f, 0.0f);
glVertex3f((float)i, 10.0f, 0.0f);
glEnd();
}
for(int i=-10;i<=10;i++){
glBegin(GL_LINES);
glVertex3f(-10.0f, (float)i, 0.0f);
glVertex3f(10.0f, (float)i, 0.0f);
glEnd();
}
glDisable(GL_CULL_FACE);
//sphereBatch.Draw();
glUniformMatrix4fv(MVPMatrixLocation, 1, GL_FALSE, geometryPipeline.GetModelViewProjectionMatrix());
glUniformMatrix4fv(MVMatrixLocation, 1, GL_FALSE, geometryPipeline.GetModelViewMatrix());
modelView.PopMatrix();
// rysowanie siatki - koniec -------------------------------------------------------------------
//matrixStack.Translate(10.0f,1.0f,0.0f);
// macierz translacji i macierz rotacji
//M3DMatrix44f mT,mR;
// m3dTranslationMatrix44(mT,0.0f,3.0f,0.0f);
//m3dRotationMatrix44(mR, angle, 0.0f, 0.0f, 1.0f);
//mno¿enie macierzy translacji i macierzy rotacji
//m3dMatrixMultiply44(mM,mT,mR);
//mno¿enie macierzy przekszta³ceñ i macierzy projekcji modelwidok
// m3dMatrixMultiply44(mModelViewProjection,mModelViewProjection, mM);
//wysy³anie macierzy projekcji modelwidok do shadera
//glUniformMatrix4fv(MVPMatrixLocation, 1, GL_FALSE, mModelViewProjection);
//TriangleFace(position,color,atVector);
//DrawPramid(0.5,0.0,1.0);
//drawTriangles(20, ico_vertices, ico_faces);
//matrixStack.PopMatrix();
//matrixStack.Rotate(45.0,0,0,1);
//matrixStack.Translate(0.0,0.0,1.0);
//glUniformMatrix4fv(MVPMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewProjectionMatrix());
//DrawPramid(0.5,0.0,1.0);
glUniformMatrix4fv(MVPMatrixLocation, 1, GL_FALSE, geometryPipeline.GetModelViewProjectionMatrix());
glUniformMatrix4fv(MVMatrixLocation, 1, GL_FALSE, geometryPipeline.GetModelViewMatrix());
modelView.PopMatrix();
glUseProgram(Pshader);//wywo³anie shadera
// Perform the buffer swap to display back buffer
glutSwapBuffers();
glutPostRedisplay();
}
void RenderScene(void)
{
// clear the window with current clearing lightColor
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
glUseProgram(shader);
// use camera transform
M3DMatrix44f cameraMatrix;
cameraFrame.GetCameraMatrix(cameraMatrix);
modelViewMatrix.PushMatrix(cameraMatrix);
modelViewMatrix.PushMatrix();
modelViewMatrix.Translate(0.0f, 0.0f, -10.0f);
materialDiffuseColor[0] = materialDiffuseColor[1] = materialDiffuseColor[2] = 0.9f;
PassGouraudDataToShader();
glutSolidCube(20);
modelViewMatrix.PopMatrix();
modelViewMatrix.PushMatrix();
modelViewMatrix.Translate(0, 2, 0);
modelViewMatrix.Rotate(timer.GetElapsedSeconds()*5, 0.0f, 0.0f, 1.0f);
materialDiffuseColor[0] = 0.0f;
materialDiffuseColor[1] = 0.0f;
materialDiffuseColor[2] = 0.9f;
PassGouraudDataToShader();
RenderTwentatenta();
modelViewMatrix.PopMatrix();
modelViewMatrix.PushMatrix();
modelViewMatrix.Translate(0, -2, 0);
modelViewMatrix.Rotate(timer.GetElapsedSeconds()*10, 0.0f, 0.0f, 1.0f);
materialDiffuseColor[0] = 0.0f;
materialDiffuseColor[1] = 0.9f;
materialDiffuseColor[2] = 0.0f;
PassGouraudDataToShader();
RenderSmoothTwentatenta();
modelViewMatrix.PopMatrix();
modelViewMatrix.PushMatrix();
//modelViewMatrix.Translate(0, 0, 0);
modelViewMatrix.Rotate(timer.GetElapsedSeconds()*10, 0.0f, 0.0f, 1.0f);
materialDiffuseColor[0] = 0.9f;
materialDiffuseColor[1] = 0.0f;
materialDiffuseColor[2] = 0.0f;
PassGouraudDataToShader();
glutSolidSphere(1, 20, 20);
modelViewMatrix.PopMatrix();
modelViewMatrix.PushMatrix();
modelViewMatrix.Translate(5.0f, 0.0f, 3.0f);
materialDiffuseColor[0] = materialDiffuseColor[1] = materialDiffuseColor[2] = 10.0f;
PassGouraudDataToShader();
glutSolidCube(0.1);
modelViewMatrix.PopMatrix();
// bring camera matrix back to top of the stack
modelViewMatrix.PopMatrix();
// perform the buffer swap to display back buffer
glutSwapBuffers();
glutPostRedisplay();
}
/**
* @brief Called to draw scene
*/
void RenderScene()
{
// Color values
static GLfloat vSunColor[] = { 1.0f, 0.0f, 0.0f, 1.0f };
static GLfloat vEarthColor[] = { 0.0f, 0.0f, 1.0f, 1.0f };
static GLfloat vMoonColor[] = { 1.0f, 1.0f, 0.0f, 1.0f };
static GLfloat vFloorColor[] = { 0.0f, 0.64f, 0.0f, 1.0f};
// Time Based animation
static CStopWatch rotTimer;
float yRot = rotTimer.GetElapsedSeconds() * 60.0f;
// Clear the color and depth buffers
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
// Save the current modelview matrix (the identity matrix)
modelViewMatrix.PushMatrix();
M3DMatrix44f mCamera;
cameraFrame.GetCameraMatrix(mCamera);
modelViewMatrix.PushMatrix(mCamera);
// Transform the light position into eye coordinates
M3DVector4f vLightPos = { 0.0f, 10.0f, 5.0f, 1.0f };
M3DVector4f vLightEyePos;
m3dTransformVector4(vLightEyePos, vLightPos, mCamera);
// Draw the floor
shaderManager.UseStockShader(GLT_SHADER_FLAT,
transformPipeline.GetModelViewProjectionMatrix(),
vFloorColor);
floorBatch.Draw();
// Draw the spinning Sun
modelViewMatrix.Translate(0.0f, 0.0f, -3.5f);
// Save the Translation
modelViewMatrix.PushMatrix();
// Apply a rotation and draw the Sun
modelViewMatrix.Rotate(yRot, 0.0f, 1.0f, 0.0f);
shaderManager.UseStockShader(GLT_SHADER_POINT_LIGHT_DIFF,
transformPipeline.GetModelViewMatrix(),
transformPipeline.GetProjectionMatrix(), vLightEyePos, vSunColor);
sunSphereBatch.Draw();
modelViewMatrix.PopMatrix(); // "Erase" the Rotation from before
// Apply another rotation, followed by a translation, then draw the Earth
modelViewMatrix.Rotate(yRot * -2.0f, 0.0f, 1.0f, 0.0f);
modelViewMatrix.Translate(0.8f, 0.0f, 0.0f);
shaderManager.UseStockShader(GLT_SHADER_POINT_LIGHT_DIFF,
transformPipeline.GetModelViewMatrix(),
transformPipeline.GetProjectionMatrix(), vLightEyePos, vEarthColor);
earthSphereBatch.Draw();
// Apply another rotation, followed by a translation, then draw the Moon
modelViewMatrix.Rotate(yRot * -4.0f, 0.0f, 1.0f, 0.0f);
modelViewMatrix.Translate(0.4f, 0.0f, 0.0f);
shaderManager.UseStockShader(GLT_SHADER_POINT_LIGHT_DIFF,
transformPipeline.GetModelViewMatrix(),
transformPipeline.GetProjectionMatrix(), vLightEyePos, vMoonColor);
moonSphereBatch.Draw();
// Restore the previous modleview matrix (the identity matrix)
modelViewMatrix.PopMatrix();
modelViewMatrix.PopMatrix();
modelViewMatrix.PopMatrix();
// Do the buffer Swap
glutSwapBuffers();
// Tell GLUT to do it again
glutPostRedisplay();
}
// Called to draw scene
void RenderScene(void)
{
// Color values
static GLfloat vFloorColor[] = { 0.0f, 1.0f, 0.0f, 1.0f};
static GLfloat vTorusColor[] = { 1.0f, 0.0f, 0.0f, 1.0f };
static GLfloat vSphereColor[] = { 0.0f, 0.0f, 1.0f, 1.0f };
// Time Based animation
static CStopWatch rotTimer;
float yRot = rotTimer.GetElapsedSeconds() * 60.0f;
// Clear the color and depth buffers
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
// Save the current modelview matrix (the identity matrix)
modelViewMatrix.PushMatrix();
M3DMatrix44f mCamera;
cameraFrame.GetCameraMatrix(mCamera);
modelViewMatrix.PushMatrix(mCamera);
// Draw the ground
shaderManager.UseStockShader(GLT_SHADER_FLAT,
transformPipeline.GetModelViewProjectionMatrix(),
vFloorColor);
floorBatch.Draw();
for(int i = 0; i < NUM_SPHERES; i++) {
modelViewMatrix.PushMatrix();
modelViewMatrix.MultMatrix(spheres[i]);
shaderManager.UseStockShader(GLT_SHADER_FLAT, transformPipeline.GetModelViewProjectionMatrix(),
vSphereColor);
sphereBatch.Draw();
modelViewMatrix.PopMatrix();
}
// Draw the spinning Torus
modelViewMatrix.Translate(0.0f, 0.0f, -2.5f);
// Save the Translation
modelViewMatrix.PushMatrix();
// Apply a rotation and draw the torus
modelViewMatrix.Rotate(yRot, 0.0f, 1.0f, 0.0f);
shaderManager.UseStockShader(GLT_SHADER_FLAT, transformPipeline.GetModelViewProjectionMatrix(),
vTorusColor);
torusBatch.Draw();
modelViewMatrix.PopMatrix(); // "Erase" the Rotation from before
// Apply another rotation, followed by a translation, then draw the sphere
modelViewMatrix.Rotate(yRot * -2.0f, 0.0f, 1.0f, 0.0f);
modelViewMatrix.Translate(0.8f, 0.0f, 0.0f);
shaderManager.UseStockShader(GLT_SHADER_FLAT, transformPipeline.GetModelViewProjectionMatrix(),
vSphereColor);
sphereBatch.Draw();
// Restore the previous modleview matrix (the identity matrix)
modelViewMatrix.PopMatrix();
modelViewMatrix.PopMatrix();
// Do the buffer Swap
glutSwapBuffers();
// Tell GLUT to do it again
glutPostRedisplay();
}
///////////////////////////////////////////////////////////////////////////////
// Render a frame. The owning framework is responsible for buffer swaps,
// flushes, etc.
void RenderScene(void)
{
// first render the scene in HDR to fbo
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, hdrFBO[0]);
glDrawBuffers(1, &fboBuffs[0]);
glClearColor(vSkyBlue[0], vSkyBlue[1], vSkyBlue[2], vSkyBlue[3]);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
// Draw to two textures, the first contains scene data
// the second contains only the bright areas
modelViewMatrix.PushMatrix();
M3DMatrix44f mCamera;
cameraFrame.GetCameraMatrix(mCamera);
modelViewMatrix.MultMatrix(mCamera);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, textures[0]); // Marble
// Draw the floor
SetupTexReplaceProg(vLightPos, vWhite);
floorBatch.Draw();
// Draw the window
modelViewMatrix.PushMatrix();
modelViewMatrix.Translate(0.0f, -0.4f, -4.0f);
modelViewMatrix.Rotate(10.0, 0.0, 1.0, 0.0);
glBindTexture(GL_TEXTURE_2D, windowTexture); // Window Tex
// First draw the window contents from texture
SetupTexReplaceProg(vLightPos, vWhiteX2);
windowBatch.Draw();
// Now draw the border and the grid
SetupFlatColorProg(vLightPos, vLtGrey);
windowGridBatch.Draw();
windowBorderBatch.Draw();
modelViewMatrix.PopMatrix();
modelViewMatrix.PopMatrix();
projectionMatrix.PushMatrix();
projectionMatrix.LoadMatrix(orthoMatrix);
modelViewMatrix.PushMatrix();
modelViewMatrix.LoadIdentity();
// Combine original scene with blurred bright textures
// to create the bloom effect
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, 0);
glDrawBuffers(1,windowBuff);
glViewport(0, 0, screenWidth, screenHeight);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
SetupHDRProg();
screenQuad.Draw();
modelViewMatrix.PopMatrix();
projectionMatrix.PopMatrix();
// Put the texture units back the way they were
glBindTexture(GL_TEXTURE_2D, 0);
glBindTexture(GL_TEXTURE_2D_MULTISAMPLE, 0);
// Do the buffer Swap
glutSwapBuffers();
// Do it again
glutPostRedisplay();
}
void RenderScene(void) {
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
glUseProgram(shader);
static CStopWatch Timer;
float angle = Timer.GetElapsedSeconds() * 3/7;
GLfloat position[] = { 1.0f, 1.0f, .5f };
GLfloat color[] = { 1.0f, 1.0f, 1.0f };
GLfloat angle2 = 90.0f;
GLfloat attenuation0 = 0.1f;
GLfloat attenuation1 = 0.1f;
GLfloat attenuation2 = 0.1f;
GLfloat ambientColor[] = { 0.1f, 0.5f, 0.1f };
GLfloat diffuseColor[] = { 1.0f, 1.0f, 0.0f };
GLfloat specularColor[] = { 0.0f, 0.0f, 1.0f };
GLfloat specularExponent = 100.0f;
GLMatrixStack modelView;
GLMatrixStack projection;
M3DVector3f at={0,0,0};
M3DVector3f up={0,0,1};
M3DVector3f eye;
eye[0] = 2 * cos(angle);
eye[1] = 2 * sin(angle);
eye[2] = 10;
LookAt(cameraFrame,eye,at,up);
GLGeometryTransform geometryPipeline;
geometryPipeline.SetMatrixStacks(modelView,projection);
projection.LoadMatrix(frustum.GetProjectionMatrix());
M3DMatrix44f mCamera;
cameraFrame.GetCameraMatrix(mCamera);
modelView.LoadMatrix(mCamera);
modelView.PushMatrix();
for(int i=-10; i<=10; ++i)
{
glBegin(GL_LINES);
glVertex3f(-10, i, 0);
glVertex3f(10, i, 0);
glEnd();
glBegin(GL_LINES);
glVertex3f(i, -10, 0);
glVertex3f(i, 10, 0);
glEnd();
}
modelView.PopMatrix();
modelView.PushMatrix();
modelView.Translate(0,0.0,0.0);
glUniformMatrix4fv(MVMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewProjectionMatrix());
glUniformMatrix4fv(MVPMatrixLocation,1,GL_FALSE,geometryPipeline.GetModelViewMatrix());
glUniformMatrix3fv(normalMatrixLocation,1,GL_FALSE,geometryPipeline.GetNormalMatrix());
glUniform3fv(shaderPositionLocation, 1, position);
glUniform3fv(shaderColorLocation, 1, color);
glUniform1f(shaderAngleLocation, angle2);
glUniform1f(shaderAttenuation0Location, attenuation0);
glUniform1f(shaderAttenuation1Location, attenuation1);
glUniform1f(shaderAttenuation2Location, attenuation2);
glUniform3fv(shaderAmbientColorLocation, 1, ambientColor);
glUniform3fv(shaderDiffuseColorLocation, 1, diffuseColor);
glUniform3fv(shaderSpecularColorLocation, 1, specularColor);
glUniform1f(shaderSpecularExponentLocation, specularExponent);
GLuint vertex_buffer;
glGenBuffers(1,&vertex_buffer);
glBindBuffer(GL_ARRAY_BUFFER, vertex_buffer);
glBufferData(GL_ARRAY_BUFFER,n_vertices*sizeof(float)*7,&vertices[0],GL_STATIC_DRAW);
if(glGetError()!=GL_NO_ERROR) {
fprintf(stderr,"error copying vertices\n");
}
glVertexAttribPointer(GLT_ATTRIBUTE_VERTEX,4,GL_FLOAT,GL_FALSE,sizeof(float)*7,(const GLvoid *)0);
glVertexAttribPointer(GLT_ATTRIBUTE_NORMAL,3,GL_FLOAT,GL_FALSE,sizeof(float)*7,(const GLvoid *)(4*sizeof(float)) );
glEnableVertexAttribArray(GLT_ATTRIBUTE_VERTEX);
glEnableVertexAttribArray(GLT_ATTRIBUTE_NORMAL);
GLuint faces_buffer;
glGenBuffers(1,&faces_buffer);
if(glGetError()!=GL_NO_ERROR) {
fprintf(stderr,"faces_buffer invalid\n");
}
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER,faces_buffer);
glBufferData(GL_ELEMENT_ARRAY_BUFFER,n_faces*sizeof(GLuint)*3,&faces[0],GL_STATIC_DRAW);
if(glGetError()!=GL_NO_ERROR) {
fprintf(stderr,"error copying faces\n");
}
glDrawElements(GL_TRIANGLES,3*n_faces,GL_UNSIGNED_INT,0);
modelView.PopMatrix();
// Perform the buffer swap to display back buffer
glUseProgram(0);
glutSwapBuffers();
glutPostRedisplay();
}
