INT WINAPI WinMain(HINSTANCE hInst, HINSTANCE, LPSTR, INT)
{
WNDCLASSEX wc={sizeof(WNDCLASSEX), CS_CLASSDC, WinProc, 0L, 0L, GetModuleHandle(NULL), NULL, NULL, NULL, NULL, "DX Project 1", NULL};
RegisterClassEx(&wc);
HWND hWnd=CreateWindow("DX Project 1", "挺进3D", WS_OVERLAPPEDWINDOW, 50, 50, 500, 500, GetDesktopWindow(), NULL, wc.hInstance, NULL);
if(hWnd==NULL) return FALSE;
if(SUCCEEDED(InitializeD3D(hWnd)))
{
ShowWindow(hWnd, SW_SHOWDEFAULT);
UpdateWindow(hWnd);
if(SUCCEEDED(InitializeVertexBuffer()))
{
g_pFont=new CFont(g_pD3DDevice, "宋体", 12, true, false, false);
GameLoop();
delete g_pFont;
}
}
CleanUp();
UnregisterClass("DX Project 1", wc.hInstance);
return 0;
}
void initialize_opengl(CGLContextObj cgl_ctx) {
InitializeVertexBuffer();
InitializeProgram();
glGenVertexArrays(1, &vertex_array_object);
glBindVertexArray(vertex_array_object);
}
void init() {
InitializeProgram();
InitializeVertexBuffer();
glGenVertexArrays(1, &vao);
glBindVertexArray(vao);
}
GlHelper::GlHelper() {
float vertexPositions[] = {
-0.5f, -0.5f, 0.5f, 1.0f,
0.5f, -0.5f, 0.5f, 1.0f,
0.5f, 0.5f, 0.5f, 1.0f
};
float vertexColors[] = {
1.0f, 0.0f, 0.0f, 1.0f,
0.0f, 1.0f, 0.0f, 1.0f,
0.0f, 0.0f, 1.0f, 1.0f
};
xOffset = 0.0f;
yOffset = 0.0f;
std::copy(vertexPositions,vertexPositions + 12, this->vertexPositions);
std::copy(vertexColors,vertexColors + 12, this->vertexColors);
InitializeProgram();
InitializeVertexBuffer();
glGenVertexArrays(1, &vao);
glBindVertexArray(vao);
}
//Called after the window and OpenGL are initialized. Called exactly once, before the main loop.
void init()
{
InitializeProgram();
InitializeVertexBuffer();
glGenVertexArrays(1, &vao);
glBindVertexArray(vao);
size_t colorDataOffset = sizeof(float) * 3 * numberOfVertices;
glBindBuffer(GL_ARRAY_BUFFER, vertexBufferObject);
glEnableVertexAttribArray(0);
glEnableVertexAttribArray(1);
glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 0, 0);
glVertexAttribPointer(1, 4, GL_FLOAT, GL_FALSE, 0, (void*)colorDataOffset);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, indexBufferObject);
glBindVertexArray(0);
glEnable(GL_CULL_FACE);
glCullFace(GL_BACK);
glFrontFace(GL_CW);
glEnable(GL_DEPTH_TEST);
glDepthMask(GL_TRUE);
glDepthFunc(GL_LESS);
glDepthRange(0.0f, 1.0f);
}
PointLightPositionRenderer::PointLightPositionRenderer()
: Renderers::IcosahedronRendererBase()
{
InitializeVertexBuffer();
LoadShaders(mShader, "shaders/IcosahedronShader.PointLight.gs.glsl", "shaders/IcosahedronShader.PointLight.forward.fs.glsl");
InitializeUniforms(mShader);
LoadShaders(mWireFrameShader, "shaders/IcosahedronShader.PointLight.gs.glsl", "shaders/IcosahedronShader.WireFrame.forward.fs.glsl");
InitializeUniforms(mWireFrameShader);
mIsInitialized = true;
}
//Called after the window and OpenGL are initialized. Called exactly once, before the main loop.
void init()
{
InitializeProgram();
InitializeVertexBuffer();
InitializeVertexArrayObjects();
glEnable(GL_CULL_FACE);
glCullFace(GL_BACK);
glFrontFace(GL_CW);
}
SpotLightPositionRenderer::SpotLightPositionRenderer(GLuint numStrips)
: Renderers::ConeRendererBase()
{
InitializeVertexBuffer(numStrips);
LoadShaders(mShader, "shaders/ConeShader.Light.gs.glsl", "shaders/ConeShader.Light.forward.fs.glsl");
InitializeUniforms(mShader);
LoadShaders(mWireFrameShader, "shaders/ConeShader.Light.gs.glsl", "shaders/IcosahedronShader.WireFrame.forward.fs.glsl");
InitializeUniforms(mWireFrameShader);
mIsInitialized = true;
}
void init() {
InitializeProgram();
InitializeVertexBuffer();
glGenVertexArrays(1, &vao);
glBindVertexArray(vao);
glEnable(GL_CULL_FACE);
glCullFace(GL_BACK);
glFrontFace(GL_CW);
}
//Called after the window and OpenGL are initialized. Called exactly once, before the main loop.
void tut1::OnPaintInit() {
m_managerShader.AddShader( GL_VERTEX_SHADER, strVertexShader );
m_managerShader.AddShader( GL_FRAGMENT_SHADER, strFragmentShader );
m_managerShader.InitializeProgram( m_idProgram );
InitializeVertexBuffer();
glGenVertexArrays(1, &m_vao);
glBindVertexArray(m_vao);
}
void Window::Initialize()
{
D3D_FEATURE_LEVEL level;
HRESULT hr = D3D11CreateDevice(0, D3D_DRIVER_TYPE_HARDWARE, 0, 0, 0, 0, D3D11_SDK_VERSION, &_d3dDevice, &level, &_d3dDeviceContext);
Resize();
InitializeVertexBuffer();
InitializeShaders();
}
//Called whenever a key on the keyboard was pressed.
//The key is given by the ''key'' parameter, which is in ASCII.
void keyboard(unsigned char key, int x, int y)
{
// when a user hits one of these keys, change the global variable to that mode and
// force a redraw with glutPostRedisplay
switch (key) {
case 'l':
my_draw_mode = GL_LINES;
glutPostRedisplay();
break;
case 'p':
my_draw_mode = GL_POINTS;
glutPostRedisplay();
break;
case 't':
my_draw_mode = GL_TRIANGLES;
glutPostRedisplay();
break;
//switch betwee the 2 models (or reload a modified model)
case 'q':
readFile("data/bench.obj.flat.txt");
InitializeVertexBuffer();
break;
case 'w':
readFile("data/warehouse_model.dae.flat.txt");
InitializeVertexBuffer();
break;
/* case 'f':
if(my_fill_mode == GL_LINE)
my_fill_mode = GL_FILL;
else
my_fill_mode = GL_LINE;
glutPostRedisplay();
break; */
default:
;//nothing
}
}
//Called after the window and OpenGL are initialized. Called exactly once, before the main loop.
void init()
{
readFile("data/bench.obj.flat.txt");
InitializeProgram();
InitializeVertexBuffer();
glGenVertexArrays(1, &vao);
glBindVertexArray(vao);
glutSetWindowTitle("K0858752 Assignment 4");
//init mouse functions
glutMouseFunc(mouse);
glutMotionFunc(mouseMove);
}
void init()
{
InitializeProgram();
InitializeVertexBuffer();
InitializeVertexArrayObjects();
glEnable(GL_CULL_FACE);
glCullFace(GL_BACK);
glFrontFace(GL_CW);
glEnable(GL_DEPTH_TEST);
glDepthMask(GL_TRUE);
glDepthFunc(GL_LEQUAL);
glDepthRange(0.0f, 1.0f);
}
int main(int argc, char *args[]) {
m_window = NULL;
if (SDL_Init(SDL_INIT_VIDEO) == 0) {
m_window = SDL_CreateWindow(
WINDOW_TITLE,
SDL_WINDOWPOS_CENTERED,
SDL_WINDOWPOS_CENTERED,
SCREEN_WIDTH,
SCREEN_HEIGHT,
SDL_WINDOW_OPENGL
);
init_opengl_context(m_window);
InitializeVertexBuffer();
InitializeProgram();
glGenVertexArrays(1, &vao);
glBindVertexArray(vao);
float a = 0;
float fScaleAddition = 0.f;
while (m_running){
SDL_Event ev;
while (SDL_PollEvent(&ev)) {
if (ev.type == SDL_QUIT)
m_running = false;
else
if (ev.type == SDL_KEYDOWN) {
glUseProgram(theProgram);
if (ev.key.keysym.sym ==SDLK_UP){
fScaleAddition += 0.1f;
}
else if (ev.key.keysym.sym == SDLK_DOWN) {
fScaleAddition -= 0.1f;
}
glUniform1f(frustumScaleUnif, 1.0f+fScaleAddition);
glUseProgram(0);
}
}
draw(a);
}
}
// Your code here
return 0;
}
GlHelper::GlHelper() {
float vertexPositions[] = {
0.25f, 0.25f, 0.0f, 1.0f,
0.25f, -0.25f, 0.0f, 1.0f,
-0.25f, -0.25f, 0.0f, 1.0f,
};
std::copy(vertexPositions,vertexPositions + 12, this->vertexPositions);
InitializeProgram();
InitializeVertexBuffer();
glGenVertexArrays(1, &vao);
glBindVertexArray(vao);
}
void NativeApplication::OpenGLInit(HWND wnd, HDC deviceContext, HGLRC renderingContext)
{
// GL thread class had loaded dummy context
if (!gl.LoadOpenGLES2Functions())
throw NativeException("OpenGLES2 function loading failed");
hwnd = wnd;
m_deviceContext = deviceContext;
m_renderingContext = renderingContext;
if (!ContextUtil::DestroyDummyAndCreateRealContext(gl, hwnd, &m_deviceContext, &m_renderingContext))
return;
std::vector<GLuint> shaderList;
try
{
shaderList.push_back(ShaderUtil::LoadAndCompileShader(GL_VERTEX_SHADER, "..\\NativeApp\\shaders\\LocalTransform.vert"));
shaderList.push_back(ShaderUtil::LoadAndCompileShader(GL_FRAGMENT_SHADER, "..\\NativeApp\\shaders\\StandardColors.frag"));
theProgram = ShaderUtil::CreateProgram(shaderList);
}
catch(NativeException&) { throw; }
offsetUniform = glGetUniformLocation(theProgram, "offset");
modelMatrixUnif = glGetUniformLocation(theProgram, "modelMatrix");
perspectiveMatrixUnif = glGetUniformLocation(theProgram, "perspectiveMatrix");
CalculatePerspectiveMatrix();
glUseProgram(theProgram);
glUniformMatrix4fv(perspectiveMatrixUnif, 1, GL_FALSE, perspectiveMatrix);
glUseProgram(0);
InitializeVertexBuffer();
// VAO is necessary when using core profile, unless code is run using NVidia card. At least, that's how I understood this obscure subject.
// see https://www.opengl.org/discussion_boards/showthread.php/181092-Drawing-a-single-point-without-VAO-on-NVIDIA-and-AMD
gl.glGenVertexArrays(1, &vao);
gl.glBindVertexArray(vao);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, indexBufferObject);
glEnable(GL_CULL_FACE);
glCullFace(GL_BACK);
glFrontFace(GL_CCW);
}
int
main (int argc, char **argv)
{
glutInit (&argc, argv);
glutInitWindowPosition (0, 0);/* position initiale */
glutInitWindowSize (640, 480);/* taille initiale fenetre graphique */
glutInitDisplayMode (GLUT_RGBA | GLUT_DOUBLE | GLUT_DEPTH);/* affichage couleur */
/* Definit le type de fenetre d'affichage par composition des constantes suivantes:
- GLUT_RGBA ou GLUT_INDEX (vraies couleurs ou couleurs indexées),
- GLUT_SINGLE ou GLUT_DOUBLE (simple ou double buffer),
- GLUT_DEPTH, GLUT_STENCIL (utilisation de tampons profondeur, stencil).*/
if (glutCreateWindow ("Initiation a OpenGL") <= 0)/* creation de la fenetre graphique */
{
fprintf (stderr, "Impossible de creer la fenetre Glut.\n");
exit(EXIT_FAILURE);
}
// Setup GLEW
GLenum err = glewInit();
if(GLEW_OK != err)
{
/* Problem: glewInit failed, something is seriously wrong. */
fprintf(stderr, "Error: %s\n", glewGetErrorString(err));
}
glClearColor (0.5, 0.5, 0.5, 1.0); /* definition de la couleur d'effacement (GL_COLOR_BUFFER_BIT) */
InitializeVertexBuffer();
glutDisplayFunc (&displayFunc);/* fonction d'affichage */
glutIdleFunc(&displayFunc);
glutKeyboardFunc (&keyboardFunc); /* gestion du clavier */
glutMainLoop ();/* lancement de la boucle principale */
return EXIT_SUCCESS;
}
OpenGLVertexBuffer::OpenGLVertexBuffer( const std::vector<Vertex>& vertices )
{
InitializeVertexBuffer( vertices, GL_STATIC_DRAW );
}
GlHelper::GlHelper() {
float vertexPositions[] = {
+0.05f, +0.05f, -1.95f, 1.0f,
-0.05f, -0.05f, -1.95f, 1.0f,
-0.05f, +0.05f, -2.15f, 1.0f,
+0.05f, -0.05f, -2.15f, 1.0f,
-0.05f, -0.05f, -2.15f, 1.0f,
+0.05f, +0.05f, -2.15f, 1.0f,
+0.05f, -0.05f, -1.95f, 1.0f,
-0.05f, +0.05f, -1.95f, 1.0f,
};
float vertexColors[] = {
0.0f, 1.0f, 0.0f, 1.0f,
0.0f, 0.0f, 1.0f, 1.0f,
1.0f, 0.0f, 0.0f, 1.0f,
0.5f, 0.5f, 0.0f, 1.0f,
0.0f, 1.0f, 0.0f, 1.0f,
0.0f, 0.0f, 1.0f, 1.0f,
1.0f, 0.0f, 0.0f, 1.0f,
0.5f, 0.5f, 0.0f, 1.0f,
};
unsigned short vertexIndex[] = {
0, 1, 2,
1, 0, 3,
2, 3, 0,
3, 2, 1,
5, 4, 6,
4, 5, 7,
7, 6, 4,
6, 7, 5,
};
xOffset = 0.0f;
yOffset = 0.0f;
std::copy(vertexPositions,vertexPositions + 8*4, this->vertexPositions);
std::copy(vertexColors,vertexColors + 8*4, this->vertexColors);
std::copy(vertexIndex,vertexIndex + 8*3, this->vertexIndex);
float fFrustumScale=2.4f, zFar=3.0f, zNear=1.0f;
memset(perspectiveMatrix,0,16*sizeof(float));
perspectiveMatrix[0]=fFrustumScale;
perspectiveMatrix[5]=fFrustumScale;
perspectiveMatrix[10]= (zFar + zNear) / (zNear - zFar);
perspectiveMatrix[14]= (2*zFar * zNear) / (zNear - zFar);
perspectiveMatrix[11]= -1.0f;
memset(translateMatrix,0,16*sizeof(float));
translateMatrix[0] = 1.0f;
translateMatrix[5] = 1.0f;
translateMatrix[10]= 1.0f;
translateMatrix[12]= 0.0f;
translateMatrix[13]= 0.0f;
translateMatrix[14]= 0.0f;
translateMatrix[15]= 1.0f;
memset(translateMatrix2,0,16*sizeof(float));
translateMatrix2[0] = 1.0f;
translateMatrix2[5] = 1.0f;
translateMatrix2[10]= 1.0f;
translateMatrix2[12]= -0.30f;
translateMatrix2[13]= 0.0f;
translateMatrix2[14]= 0.0f;
translateMatrix2[15]= 1.0f;
memset(translateMatrix3,0,16*sizeof(float));
translateMatrix3[0] = 1.0f;
translateMatrix3[5] = 1.0f;
translateMatrix3[10]= 1.0f;
translateMatrix3[12]= +0.30f;
translateMatrix3[13]= 0.0f;
translateMatrix3[14]= 0.0f;
translateMatrix3[15]= 1.0f;
InitializeProgram();
InitializeVertexBuffer();
glGenVertexArrays(1, &vao);
glBindVertexArray(vao);
glEnableVertexAttribArray(0);
glEnableVertexAttribArray(1);
glBindBuffer(GL_ARRAY_BUFFER, positionBufferObject);
glVertexAttribPointer(0, 4, GL_FLOAT, GL_FALSE, 0, 0);
glBindBuffer(GL_ARRAY_BUFFER, colorBufferObject);
glVertexAttribPointer(1, 4, GL_FLOAT, GL_FALSE, 0, 0);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, indexBufferObject);
glBindVertexArray(0);
glDisable(GL_CULL_FACE);
glEnable(GL_DEPTH_TEST);
glDepthMask(GL_TRUE);
glDepthFunc(GL_LEQUAL);
glDepthRange(0.0f, 1.0f);
}
