void DistViewGUI::initVPActions()
{
ui->gv->addAction(uivc->actionHq);
uivc->hqButton->setAction(uivc->actionHq);
vp->setDrawHQ(uivc->actionHq);
connect(uivc->actionHq, SIGNAL(triggered()), vp, SLOT(toggleHQ()));
ui->gv->addAction(uivc->actionLog);
uivc->logButton->setAction(uivc->actionLog);
vp->setDrawLog(uivc->actionLog);
connect(uivc->actionLog, SIGNAL(triggered()), vp, SLOT(updateBuffers()));
ui->gv->addAction(uivc->actionScr);
uivc->screenshotButton->setAction(uivc->actionScr);
connect(uivc->actionScr, SIGNAL(triggered()), vp, SLOT(screenshot()));
ui->gv->addAction(uivc->actionBuff);
connect(uivc->actionBuff, SIGNAL(triggered()), vp, SLOT(toggleBufferFormat()));
connect(vp, SIGNAL(bufferFormatToggled(Viewport::BufferFormat)),
this, SLOT(updateBufferFormat(Viewport::BufferFormat)));
ui->gv->addAction(uivc->actionRgb);
uivc->rgbButton->setAction(uivc->actionRgb);
vp->setDrawRGB(uivc->actionRgb);
connect(uivc->actionRgb, SIGNAL(triggered()), vp, SLOT(updateBuffers()));
ui->gv->addAction(uivc->actionMeans);
vp->setDrawMeans(uivc->actionMeans);
connect(uivc->actionMeans, SIGNAL(triggered()), vp, SLOT(rebuild()));
}
const void Mesh::render(void)
{
//
// ASSIGNMENT (PA04)
//
// Modify your previous (PA03) solution to do the following:
//
// - Remove the (hack) to save/restore a copy of `vertices[]` in
// `savedVertices[]` (or whatever you called it).
//
// - Remove the transform of `vertices[]`. (That's in the vertex
// shader now.)
//
CHECK_GL(glBindBuffer(GL_ARRAY_BUFFER, vertexPositionBufferId));
CHECK_GL(glEnableVertexAttribArray(0));
CHECK_GL(glVertexAttribPointer(0,
3,
GL_DOUBLE,
GL_FALSE,
0,
BUFFER_OFFSET(0)));
CHECK_GL(glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, indexBufferId));
// Remove him too?
updateBuffers();
int size = nJ - 1 + wrapJ;
for (int j = 0; j < size; j++)
renderTriangleStrip(j);
}
void Viewport::setBufferFormat(BufferFormat format)
{
bufferFormat = format;
initBuffers();
updateBuffers();
}
Mesh::Mesh(Point3 *vertices_, Vector3 *vertexNormals_,
int nI_, int nJ_, bool wrapI_, bool wrapJ_)
: nI(nI_), nJ(nJ_), wrapI(wrapI_), wrapJ(wrapJ_)
{
nVertices = nI * nJ;
vertices = new Point3[nVertices];
vertexNormals = new Vector3[nVertices];
for (int i = 0; i < nVertices; i++) {
vertices[i] = vertices_[i];
vertexNormals[i] = vertexNormals_[i];
}
// This enforces our requirement for distinct mesh points and thus
// prevents later trouble.
assert(pointsAreDistinct());
createVertexIndices();
createFaceNormals();
allocateBuffers();
//
// Since we're handling transforms in the vertex shader, we only
// need to download the buffers once, here in the constructor,
// rather than in Mesh::render().
//
updateBuffers();
}
void Image::update ()
{
//Prepare image data for rendering
updateFlat();
updateBounds();
updateBuffers();
}
void Viewport::screenshot()
{
// ensure high quality
drawingState = HIGH_QUALITY;
updateBuffers(RM_FULL, RM_FULL);
// render into our buffer
QGLFramebufferObject b(width, height);
QPainter p(&b);
bool success = drawScene(&p, false);
// reset drawing state
endNoHQ();
if (!success)
return;
QImage img = b.toImage();
// write out
cv::Mat output = QImage2Mat(img);
GerbilIO io(target, "Screenshot File", "screenshot");
io.setFileSuffix(".png");
io.setFileCategory("Screenshot");
io.writeImage(output);
}
void step(void) {
sampleExts();
fireTriggers();
updateObservers();
updateStates();
updateBuffers();
updatePtrs();
}
void PointSpritesGeometry::initBuffers() {
glGenVertexArrays(1, &m_vao);
glBindVertexArray(m_vao);
glGenBuffers(1, &vbo_points);
updateBuffers();
}
void Viewport::resizeScene()
{
// initialize buffers with new size
initBuffers();
// update buffers
updateBuffers();
}
PolyLine::PolyLine(Point3 *vertices_, int nI_, bool wrapI_)
: nI(nI_), wrapI(wrapI_)
{
vertices = new Point3[nI];
for (int i = 0; i < nI; i++)
vertices[i] = vertices_[i];
allocateBuffers();
updateBuffers();
}
void Viewport::rebuild()
{
// guess: we want the lock to carry over both methods..
SharedDataLock ctxlock(ctx->mutex);
SharedDataLock setslock(sets->mutex);
prepareLines(); // will also call reset() if indicated by ctx
updateBuffers();
}
void Cube::init() {
generateBuffers();
centre = glm::vec3(0, 0, 0);
width = 0.2;
height = 0.2;
vertices.resize(8);
colors.resize(8);
normals.resize(8);
// Vertices are
// On the y = -0.1 plane, On the y = 0.1 plane
// v2 - v3 v6 - v7
// v1 - v0 v5 - v4
//Eight vertices of the cube
vertices[0] = glm::vec3(-0.1, -0.1, -0.1);
vertices[1] = glm::vec3(0.1, -0.1, -0.1);
vertices[2] = glm::vec3(0.1, -0.1, 0.1);
vertices[3] = glm::vec3(-0.1, -0.1, 0.1);
vertices[4] = glm::vec3(-0.1, 0.1, -0.1);
vertices[5] = glm::vec3(0.1, 0.1, -0.1);
vertices[6] = glm::vec3(0.1, 0.1, 0.1);
vertices[7] = glm::vec3(-0.1, 0.1, 0.1);
// 12 Triangles, 3 vertices
indices.reserve(36);
indexVec3.push_back(glm::vec3(0, 1, 2));
indexVec3.push_back(glm::vec3(0, 2, 3));
indexVec3.push_back(glm::vec3(4, 5, 6));
indexVec3.push_back(glm::vec3(4, 6, 7));
indexVec3.push_back(glm::vec3(0, 3, 4));
indexVec3.push_back(glm::vec3(3, 4, 7));
indexVec3.push_back(glm::vec3(1, 2, 5));
indexVec3.push_back(glm::vec3(2, 5, 6));
indexVec3.push_back(glm::vec3(2, 6, 7));
indexVec3.push_back(glm::vec3(2, 3, 7));
indexVec3.push_back(glm::vec3(1, 4, 5));
indexVec3.push_back(glm::vec3(0, 1, 4));
for (unsigned int i = 0; i < indexVec3.size(); i++) {
indices.push_back(indexVec3.at(i).x);
indices.push_back(indexVec3.at(i).y);
indices.push_back(indexVec3.at(i).z);
}
calculateNormals();
// 12 triangles for a cube
primitivePar.setValues(GL_TRIANGLES, 0, indices.size());
updateBuffers();
}
void Viewport::toggleHQ()
{
if (drawHQ->isChecked()) {
// triggers drawing update
endNoHQ();
} else {
startNoHQ();
// deliberately make display worse for user to see effect
updateBuffers();
}
}
void ElevationMap::randomize(float hMin, float hMax)
{
for (unsigned int i = 0; i < _nx; i++)
{
for (unsigned int j = 0; j < _ny; j++)
{
float alpha = (float)rand() / RAND_MAX;
_h[_ny*i + j] = alpha*hMin + (1.0f - alpha)*hMax;
}
}
updateBuffers();
}
aalError Source::update() {
if(status != Playing || updateCulling()) {
return AAL_OK;
}
aalError ret = updateBuffers();
updateCallbacks();
return ret;
}
void Viewport::toggleLabelHighlight(int index)
{
if (highlightLabels.contains(index)) {
int pos = highlightLabels.indexOf(index);
highlightLabels.remove(pos, 1);
}
else {
highlightLabels.push_back(index);
}
updateBuffers(Viewport::RM_STEP,
(!highlightLabels.empty() ? RM_SKIP: RM_STEP));
}
void Viewport::setLimitersMode(bool enabled)
{
limiterMode = enabled;
updateBuffers(Viewport::RM_SKIP, Viewport::RM_STEP);
if (!active) {
activate(); // will call requestOverlay()
} else {
// this is a sometimes redundant operation (matrix maybe still valid)
if (limiterMode)
emit requestOverlay(limiters, -1);
else
emit requestOverlay(selection, hover);
}
}
bool BitmapClass::render( ID3D11DeviceContext *aD3DDeviceContext, int aPositionX, int aPositionY )
{
bool result;
result = updateBuffers(aD3DDeviceContext, aPositionX, aPositionY);
if (!result)
{
return false;
}
renderBuffers(aD3DDeviceContext);
return true;
}
void Viewport::toggleBufferFormat()
{
switch (bufferFormat) {
case RGBA8: bufferFormat = RGBA16F; break;
case RGBA16F: bufferFormat = RGBA32F; break;
case RGBA32F: bufferFormat = RGBA8; break;
}
// initialize buffers with new format
initBuffers();
updateBuffers();
emit bufferFormatToggled(bufferFormat);
}
/*
================
DebugWindow::render
================
*/
bool DebugWindow::render( ID3D10Device* device, int x, int y)
{
// Re-build the dynamic vertex buffer for rendering to possibly a different location on the screen.
bool result = updateBuffers(x, y);
if(!result)
{
return false;
}
// Put the vertex and index buffers on the graphics pipeline to prepare them for drawing.
renderBuffers(device);
return true;
}
bool Viewport::endNoHQ(RenderMode spectrum, RenderMode highlight)
{
/* we enter this function after the display was in temporary low quality
* state. it may be "dirty", i.e. need to be redrawn in high quality now
* that is, if the global setting is not low quality anyways
*/
bool dirty = drawHQ->isChecked();
if (drawingState == HIGH_QUALITY || drawingState == HIGH_QUALITY_QUICK)
dirty = false;
drawingState = (drawHQ->isChecked() ? HIGH_QUALITY : QUICK);
if (dirty)
updateBuffers(spectrum, highlight);
return dirty;
}
void EasyDrawer::flush(DeviceContext *ctx)
{
updateBuffers(ctx);
mat4 prev_viewproj;
for(size_t i=0; i<m_draw_calls.size(); ++i) {
DrawCall &dc = m_draw_calls[i];
const Viewport &vp = dc.state.getViewport();
if(vp.getSize().x>0 && vp.getSize().y>0) {
ctx->setViewport(vp);
}
mat4 viewproj = dc.state.getProjectionMatrix() * dc.state.getWorldMatrix();
if(viewproj!=prev_viewproj) {
prev_viewproj = viewproj;
if(ctx->getDevice()->getSpec()->needs_transpose) {
mat4 tmp = glm::transpose(viewproj);
MapAndWrite(ctx, m_ubo, &tmp, sizeof(tmp));
}
else {
MapAndWrite(ctx, m_ubo, &viewproj, sizeof(viewproj));
}
}
ShaderProgram *shader = dc.state.getShader();
ctx->setShader(shader);
ctx->setUniformBuffer(dc.state.getUniformLocation(), 0, m_ubo);
ctx->setSampler(0, dc.state.getSampler());
ctx->setTexture(0, dc.state.getTexture());
ctx->setVertexArray(m_va);
EasyShaders::VertexStreamData &vsd = m_shaders->getVertexInfo(dc.vertex_type);
m_va->setAttributes(0, m_vbo, dc.vb_offset, vsd.stride, vsd.descs, vsd.num_descs);
if(dc.num_indices==0) {
ctx->draw(dc.topology, 0, dc.num_vertices);
}
else {
ctx->setIndexBuffer(m_ibo, dc.ib_offset, dc.index_type);
ctx->drawIndexed(dc.topology, dc.num_indices);
ctx->setIndexBuffer(nullptr, 0, I3D_UINT32);
}
}
m_draw_calls.clear();
m_vertex_data.clear();
m_index_data.clear();
}
void Cube::setHeight(double height) {
glm::vec3 offset;
offset.y = (height - (vertices[4].y - vertices[0].y)) * 0.5;
vertices[0] -= offset;
vertices[1] -= offset;
vertices[2] -= offset;
vertices[3] -= offset;
vertices[4] += offset;
vertices[5] += offset;
vertices[6] += offset;
vertices[7] += offset;
calculateNormals();
updateBuffers();
}
void Cube::setDepth(double depth) {
glm::vec3 offset;
offset.z = (depth - (vertices[2].z - vertices[1].z)) * 0.5;
vertices[0] -= offset;
vertices[1] -= offset;
vertices[4] -= offset;
vertices[5] -= offset;
vertices[2] += offset;
vertices[3] += offset;
vertices[6] += offset;
vertices[7] += offset;
calculateNormals();
updateBuffers();
}
Text::Text(const Text& original)
{//Copy constructor
glGenBuffers(1, &vertexArrayData);
string = original.string;
position = original.position;
color = original.color;
updateGlyphsToRender();
textures = nullptr;
font = nullptr;
scale = original.scale;
lineSpacing = original.lineSpacing;
if (original.font != nullptr)
{
setFont(original.font->fontPath, original.font->fontSize);//Increases reference count
updateBuffers();
}
}
void Cube::setWidth(double width, const glm::vec3& offset) {
glm::vec3 widthOffset;
widthOffset.x = (width - (vertices[1].x - vertices[0].x)) * 0.5;
//widthOffset += offset;
vertices[1] = vertices[1] + widthOffset + offset;
vertices[2] = vertices[2] + widthOffset + offset;
vertices[5] = vertices[5] + widthOffset + offset;
vertices[6] = vertices[6] + widthOffset + offset;
vertices[0] = vertices[0] - widthOffset + offset;
vertices[3] = vertices[3] - widthOffset + offset;
vertices[4] = vertices[4] - widthOffset + offset;
vertices[7] = vertices[7] - widthOffset + offset;
calculateNormals();
updateBuffers();
}
DFBResult
SurfacePeer::Flip( const DFBRegion *region,
DFBSurfaceFlipFlags flags,
long long timestamp )
{
DFBResult ret;
D_DEBUG_AT( DirectFB_Graphics, "Graphics::SurfacePeer::%s( %p, region %p, flags 0x%08x, timestamp %lld )\n",
__FUNCTION__, this, region, flags, timestamp );
Dispatch< SurfacePeer::Flush >( "Flush", this );
D_MAGIC_ASSERT( surface, CoreSurface );
if (0) {
DFBSurfaceEvent event;
event.clazz = DFEC_SURFACE;
event.type = DSEVT_FRAME;
event.surface_id = surface->object.id;
event.flip_flags = flags;
event.time_stamp = timestamp;
event.left_id = buffer_left();
event.left_serial = surface->serial.value;
event.right_id = buffer_right();
event.right_serial = event.left_serial;
event.update = DFBRegion( surface_config.size );
event.update_right = event.update;
ret = (DFBResult) dfb_surface_dispatch_channel( surface, CSCH_EVENT, &event, sizeof(DFBSurfaceEvent), NULL );
if (ret)
return ret;
}
else {
ret = ::CoreSurface_DispatchUpdate( surface, DFB_FALSE, region, region, flags, timestamp, flips );
if (ret)
D_DERROR( ret, "Graphics/SurfacePeer: CoreSurface::DispatchUpdate() failed!\n" );
}
flips++;
return updateBuffers();
}
Model::Model(Shader *shader, const char* filename, const char* materialPath)
{
m_shader = shader;
tinyobj::LoadObj(shapes,filename, materialPath);
for(int i = 0; i<shapes.size(); i++){
m_VBO.push_back(0);
m_NBO.push_back(0);
m_IBO.push_back(0);
glGenBuffers(1, &m_VBO[i]); // generate a 'name' for the VBO
glGenBuffers(1, &m_NBO[i]); // generate a 'name' for the NBO
glGenBuffers(1, &m_IBO[i]); // generate a 'name' for the IBO
// Bind ibo to the index buffer.
}
updateBuffers();
}
bool ElevationMap::load(const char* fileName)
{
FILE* demFile;
fopen_s(&demFile, fileName, "r");
int n;
_ny = 1386;
int nx = 0;
int rowStart = 0x13c00;
do
{
fseek(demFile, rowStart, SEEK_SET);
fseek(demFile, 0xc, SEEK_CUR);
fscanf_s(demFile, "%d", &n);
fseek(demFile, 126, SEEK_CUR);
if (n >= _ny)
{
for (int i = 0; i < _ny; i++)
{
fscanf_s(demFile, "%d", &n);
_h[_ny*nx + i] = (float)n / 30;
}
nx++;
}
else
{
break;
}
rowStart += 0x2400;
}
while (true);
_nx = nx;
updateBuffers();
return true;
} // TODO: make column major again
void Text::operator=(const Text& original)
{
glDeleteBuffers(1, &vertexArrayData);
delete[] textures;
unreferenceFont();
glGenBuffers(1, &vertexArrayData);
string = original.string;
position = original.position;
color = original.color;
updateGlyphsToRender();
textures = nullptr;
font = nullptr;
scale = original.scale;
lineSpacing = original.lineSpacing;
if (original.font != nullptr)
{
setFont(original.font->fontPath, original.font->fontSize);//Increases reference count
updateBuffers();
}
}