void Cube::reset(bool bufferReady) {
cSides[0] = cubeNS::DEF_COLORS[0];
cSides[1] = cubeNS::DEF_COLORS[1];
cSides[2] = cubeNS::DEF_COLORS[2];
cSides[3] = cubeNS::DEF_COLORS[3];
cSides[4] = cubeNS::DEF_COLORS[4];
cSides[5] = cubeNS::DEF_COLORS[5];
rotation[0] = 0.0f;
rotation[1] = 0.0f;
rotation[2] = 0.0f;
scale[0] = 1.0f;
scale[1] = 1.0f;
scale[2] = 1.0f;
translate[0] = 0.0f;
translate[1] = 0.0f;
translate[2] = 0.0f;
if (bufferReady) {
genCube();
glBufferSubData(GL_ARRAY_BUFFER, cubeNS::TOTAL * sizeof(glm::vec4), cubeNS::TOTAL * sizeof(glm::vec3), colors);
}
}
Cube::Cube(float sx, float sy, float sz, int nx, int ny, int nz, bool smoothNormals) {
//Log::msg("Cube::Cube sx:%f sy:%f sz:%f nx:%d ny:%d nz:%d", sx, sy, sz, nx, ny, nz);
vertexStream.addAttrib("position", TYPE_VEC3);
vertexStream.addAttrib("normal", TYPE_VEC3);
vertexStream.addAttrib("texCoord0", TYPE_VEC2);
genCube(sx, sy, sz, nx, ny, nz, smoothNormals);
}
DrawDebug::DrawDebug() {
#if DEBUG
auto vecShader = loadProgram("Shaders/_debug/vecvertexShader.glsl", "Shaders/_debug/vecfragmentShader.glsl");
auto meshShader = loadProgram("Shaders/_debug/meshvertexShader.glsl", "Shaders/_debug/meshfragmentShader.glsl");
arrow = loadOBJ("Assets/_debug/arrow.obj");
if (!arrow) {
genCone("Assets/_debug/arrow.obj", 8);
arrow = loadOBJ("Assets/_debug/arrow.obj");
}
sphere = loadOBJ("Assets/_debug/sphere.obj");
if (!sphere) {
genSphere("Assets/_debug/sphere.obj", 8);
sphere = loadOBJ("Assets/_debug/sphere.obj");
}
box = loadOBJ("Assets/_debug/cube.obj");
if (!box) {
genCube("Assets/_debug/cube.obj");
box = loadOBJ("Assets/_debug/cube.obj");
}
GLattrarr attrSetup;
const auto vecSize = sizeof(GLfloat) * FLOATS_PER_VERT;
vecVAO.create();
vecVAO.bind();
vecBuffer.create(GL_ARRAY_BUFFER, GL_STREAM_DRAW);
vecBuffer.bind();
vecBuffer.data(vecSize * MAX_VECTORS * 4, nullptr);
debugVectors.reserve(MAX_VECTORS * 4);
attrSetup.add<vec3>(2);
attrSetup.apply();
const auto mSetup = [](GLattrarr& attrSetup) {
attrSetup.add<vec4>(1, 1);
attrSetup.add<mat4>(1, 1);
};
arrows = InstMesh<m_MeshData>(arrow.get(), MAX_VECTORS, 1, mSetup);
spheres = InstMesh<m_MeshData>(sphere.get(), MAX_SPHERES, 1, mSetup);
boxes = InstMesh<m_MeshData>(box.get(), MAX_BOXES, 1, mSetup);
vecVAO.unbind();
vecCam = vecShader.getUniform<mat4>("cameraMatrix");
meshCam = meshShader.getUniform<mat4>("cameraMatrix");
vecMat.setShaders(vecShader);
vecMat.setTextures();
meshMat.setShaders(meshShader);
meshMat.setTextures();
#endif
}
void Cube::applyColor(Side side, Colors color) {
if (side != ALL) {
cSides[side] = color;
} else {
cSides[0] = color;
cSides[1] = color;
cSides[2] = color;
cSides[3] = color;
cSides[4] = color;
cSides[5] = color;
}
//Update the buffer
genCube();
glBufferSubData(GL_ARRAY_BUFFER, cubeNS::TOTAL * sizeof(glm::vec4), cubeNS::TOTAL * sizeof(glm::vec3), colors);
}
bool Cubes::Init()
{
scene = new Scene();
scene->ambient = 0x000000;
int index = 0;
for (int z = 0; z < CUBES_RESZ; z++)
{
for (int y = 0; y < CUBES_RESY; y++)
{
for (int x = 0; x < CUBES_RESX; x++)
{
scene->addObject(genCube(1, 0.5f, "env03"));
scene->object[index]->setLoc(-((CUBES_RESX / 2) * 0.5f) + (x * 0.5f),
-((CUBES_RESY / 2) * 0.5f) + (y * 0.5f),
-((CUBES_RESZ / 2) * 0.5f) + (z * 0.5f));
scene->object[index]->transMode = UNI_ADD;
scene->object[index]->setDiffuse(0.2f, 0.2f, 0.2f);
scene->object[index]->finish(false);
index++;
}
}
}
scene->addLight(new Light(1, 1, 1, 1));
scene->camera->aspect = 0.65f;
return true;
}
void Cube::buildBuffer() {
//Generate the cube coordinate points and colors
genCube();
//Create the buffer
glGenBuffers(1, &buffer);
//Bind the buffers to their respective data values
glBindBuffer(GL_ARRAY_BUFFER, buffer);
glBufferData(GL_ARRAY_BUFFER, cubeNS::TOTAL * (sizeof(glm::vec4) + sizeof(glm::vec3)), NULL, GL_STATIC_DRAW);
glBufferSubData(GL_ARRAY_BUFFER, 0, cubeNS::TOTAL * sizeof(glm::vec4), points);
glBufferSubData(GL_ARRAY_BUFFER, cubeNS::TOTAL * sizeof(glm::vec4), cubeNS::TOTAL * sizeof(glm::vec3), colors);
//Extract the position from the shader
GLuint vPosition = glGetAttribLocation(shaderProgram, cubeNS::SHD_LOCATION);
glEnableVertexAttribArray(vPosition);
glVertexAttribPointer(vPosition, 4, GL_FLOAT, GL_FALSE, 0, BUFFER_OFFSET(0));
//Extract the color from the shader
GLuint vColor = glGetAttribLocation(shaderProgram, cubeNS::SHD_COLOR);
glEnableVertexAttribArray(vColor);
glVertexAttribPointer(vColor, 3, GL_FLOAT, GL_FALSE, 0, BUFFER_OFFSET(sizeof(points)));
}
static void
init(int argc, char *argv[])
{
static GLfloat pos[4] = {5.0, 5.0, 10.0, 0.0};
static GLfloat red[4] = {0.8, 0.1, 0.0, 1.0};
static GLfloat green[4] = {0.0, 0.8, 0.2, 1.0};
static GLfloat blue[4] = {0.2, 0.2, 1.0, 1.0};
GLint i;
glLightfv(GL_LIGHT0, GL_POSITION, pos);
#if 0
glEnable(GL_CULL_FACE);
#endif
glEnable(GL_LIGHTING);
glEnable(GL_LIGHT0);
glEnable(GL_DEPTH_TEST);
/* make the gears */
Gear1 = glGenLists(1);
glNewList(Gear1, GL_COMPILE);
glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, red);
gear(1.0, 4.0, 1.0, 20, 0.7);
glEndList();
Gear2 = glGenLists(1);
glNewList(Gear2, GL_COMPILE);
glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, green);
gear(0.5, 2.0, 2.0, 10, 0.7);
glEndList();
Gear3 = glGenLists(1);
glNewList(Gear3, GL_COMPILE);
glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, blue);
gear(1.3, 2.0, 0.5, 10, 0.7);
glEndList();
cubeList = glGenLists(1);
glNewList(cubeList, GL_COMPILE);
genCube();
glEndList();
glEnable(GL_NORMALIZE);
/* xxx make size dynamic */
TexWidth = 256;
TexHeight = 256;
glBindTexture(GL_TEXTURE_2D, TexObj);
glTexImage2D(GL_TEXTURE_2D, 0, IntFormat, TexWidth, TexHeight, 0,
GL_RGBA, GL_UNSIGNED_BYTE, NULL);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
glGenFramebuffersEXT(1, &GearsFbo);
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, GearsFbo);
glGenRenderbuffersEXT(1, &GearsDepthRB);
glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, GearsDepthRB);
glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, GL_DEPTH_COMPONENT, TexWidth, TexHeight);
glFramebufferRenderbufferEXT(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT, GL_RENDERBUFFER_EXT, GearsDepthRB);
glFramebufferTexture2DEXT(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT, GL_TEXTURE_2D, TexObj, 0);
GLenum status = glCheckFramebufferStatusEXT(GL_FRAMEBUFFER_EXT);
if(status != GL_FRAMEBUFFER_COMPLETE_EXT) {
printf("!!! FB not complete\n");
exit(1);
}
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
for ( i=1; i<argc; i++ ) {
if (strcmp(argv[i], "-info")==0) {
printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER));
printf("GL_VERSION = %s\n", (char *) glGetString(GL_VERSION));
printf("GL_VENDOR = %s\n", (char *) glGetString(GL_VENDOR));
printf("GL_EXTENSIONS = %s\n", (char *) glGetString(GL_EXTENSIONS));
}
}
}
void Mesh::genCube(glm::vec3 dimensions) {
genCube(dimensions, glm::vec3(dimensions.x/2, dimensions.y/2, dimensions.z/2));
}
