mirror of
https://github.com/cjcliffe/CubicSDR.git
synced 2025-07-02 09:45:16 -04:00
55ca1c465a
Regenerated fonts with up to 254 characters. Rendering is OK, but DataTree do not able to save it...
516 lines
16 KiB
C++
516 lines
16 KiB
C++
#include "PrimaryGLContext.h"
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#include "wx/wxprec.h"
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#ifndef WX_PRECOMP
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#include "wx/wx.h"
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#endif
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#if !wxUSE_GLCANVAS
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#error "OpenGL required: set wxUSE_GLCANVAS to 1 and rebuild the library"
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#endif
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#include "CubicSDR.h"
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#include "CubicSDRDefs.h"
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#include "AppFrame.h"
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#include <algorithm>
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wxString PrimaryGLContext::glGetwxString(GLenum name) {
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const GLubyte *v = glGetString(name);
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if (v == 0) {
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// The error is not important. It is GL_INVALID_ENUM.
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// We just want to clear the error stack.
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glGetError();
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return wxString();
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}
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return wxString((const char*) v);
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}
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void PrimaryGLContext::CheckGLError() {
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GLenum errLast = GL_NO_ERROR;
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for (;;) {
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GLenum err = glGetError();
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if (err == GL_NO_ERROR)
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return;
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if (err == errLast) {
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std::cout << "OpenGL error state couldn't be reset." << std::endl;
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return;
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}
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errLast = err;
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std::cout << "OpenGL Error " << err << std::endl;
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}
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}
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PrimaryGLContext::PrimaryGLContext(wxGLCanvas *canvas, wxGLContext *sharedContext) :
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wxGLContext(canvas, sharedContext), hoverAlpha(1.0) {
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//#ifndef __linux__
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// SetCurrent(*canvas);
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// // Pre-load fonts
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// for (int i = 0; i < GLFONT_MAX; i++) {
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// getFont((GLFontSize) i);
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// }
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// CheckGLError();
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//#endif
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}
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void PrimaryGLContext::DrawDemodInfo(DemodulatorInstance *demod, RGBA4f color, long long center_freq, long long srate, bool centerline) {
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if (!demod) {
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return;
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}
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if (!srate) {
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srate = wxGetApp().getSampleRate();
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}
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GLint vp[4];
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glGetIntegerv( GL_VIEWPORT, vp);
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float viewHeight = (float) vp[3];
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float viewWidth = (float) vp[2];
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if (center_freq == -1) {
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center_freq = wxGetApp().getFrequency();
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}
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long long demodFreq = demod->getFrequency();
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if (demod->isDeltaLock()) {
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demodFreq = wxGetApp().getFrequency() + demod->getDeltaLockOfs();
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}
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float uxPos = (float) (demodFreq - (center_freq - srate / 2)) / (float) srate;
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uxPos = (uxPos - 0.5) * 2.0;
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glDisable(GL_TEXTURE_2D);
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glEnable(GL_BLEND);
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glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
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glColor4f(color.r, color.g, color.b, 0.6f);
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float ofs = ((float) demod->getBandwidth()) / (float) srate;
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float ofsLeft = (demod->getDemodulatorType()!="USB")?ofs:0, ofsRight = (demod->getDemodulatorType()!="LSB")?ofs:0;
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float labelHeight = 20.0 / viewHeight;
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float hPos = -1.0 + labelHeight;
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glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
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bool soloMode = wxGetApp().getSoloMode();
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bool isSolo = soloMode && demod == wxGetApp().getDemodMgr().getLastActiveDemodulator();
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if (isSolo) {
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glColor4f(0.8f, 0.8f, 0, 0.35f);
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} else if (demod->isMuted()) {
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glColor4f(0.8f, 0, 0, 0.35f);
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} else if (soloMode) {
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glColor4f(0.2f, 0, 0, 0.35f);
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} else {
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glColor4f(0, 0, 0, 0.35f);
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}
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glBegin(GL_QUADS);
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glVertex3f(uxPos - ofsLeft, hPos + labelHeight, 0.0);
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glVertex3f(uxPos - ofsLeft, -1.0, 0.0);
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glVertex3f(uxPos + ofsRight, -1.0, 0.0);
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glVertex3f(uxPos + ofsRight, hPos + labelHeight, 0.0);
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glEnd();
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glBlendFunc(GL_SRC_ALPHA, GL_ONE);
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glColor4f(color.r, color.g, color.b, 0.2f);
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glBegin(GL_QUADS);
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glVertex3f(uxPos - ofsLeft, 1.0, 0.0);
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glVertex3f(uxPos - ofsLeft, -1.0, 0.0);
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glVertex3f(uxPos + ofsRight, -1.0, 0.0);
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glVertex3f(uxPos + ofsRight, 1.0, 0.0);
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glEnd();
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if (ofs * 2.0 < 16.0 / viewWidth) {
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glColor4f(color.r, color.g, color.b, 0.2f);
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glBegin(GL_QUADS);
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glVertex3f(uxPos - ofsLeft, hPos + labelHeight, 0.0);
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glVertex3f(uxPos - ofsLeft, -1.0, 0.0);
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glVertex3f(uxPos + ofsRight, -1.0, 0.0);
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glVertex3f(uxPos + ofsRight, hPos + labelHeight, 0.0);
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glEnd();
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}
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if (centerline) {
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glColor4f(color.r, color.g, color.b, 0.5);
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glBegin(GL_LINES);
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glVertex3f(uxPos, 1.0, 0.0);
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glVertex3f(uxPos, -1.0, 0.0);
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glEnd();
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}
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glColor4f(1.0, 1.0, 1.0, 0.8f);
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std::string demodLabel = demod->getLabel();
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if (demod->isMuted()) {
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demodLabel = std::string("[M] ") + demodLabel;
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} else if (isSolo) {
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demodLabel = std::string("[S] ") + demodLabel;
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}
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if (demod->isDeltaLock()) {
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demodLabel.append(" [V]");
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}
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if (demod->getDemodulatorType() == "USB") {
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GLFont::getFont(GLFont::GLFONT_SIZE16).drawString(demodLabel, uxPos, hPos, 16, GLFont::GLFONT_ALIGN_LEFT, GLFont::GLFONT_ALIGN_CENTER, 0, 0, true);
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} else if (demod->getDemodulatorType() == "LSB") {
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GLFont::getFont(GLFont::GLFONT_SIZE16).drawString(demodLabel, uxPos, hPos, 16, GLFont::GLFONT_ALIGN_RIGHT, GLFont::GLFONT_ALIGN_CENTER, 0, 0, true);
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} else {
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GLFont::getFont(GLFont::GLFONT_SIZE16).drawString(demodLabel, uxPos, hPos, 16, GLFont::GLFONT_ALIGN_CENTER, GLFont::GLFONT_ALIGN_CENTER, 0, 0, true);
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}
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glDisable(GL_BLEND);
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}
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void PrimaryGLContext::DrawFreqBwInfo(long long freq, int bw, RGBA4f color, long long center_freq, long long srate, bool stack, bool centerline) {
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if (!srate) {
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srate = wxGetApp().getSampleRate();
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}
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GLint vp[4];
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glGetIntegerv( GL_VIEWPORT, vp);
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float viewHeight = (float) vp[3];
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float viewWidth = (float) vp[2];
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if (center_freq == -1) {
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center_freq = wxGetApp().getFrequency();
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}
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float uxPos = (float) (freq - (center_freq - srate / 2)) / (float) srate;
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uxPos = (uxPos - 0.5) * 2.0;
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std::string lastType = wxGetApp().getDemodMgr().getLastDemodulatorType();
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float ofs = (float) bw / (float) srate;
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float ofsLeft = (lastType!="USB")?ofs:0, ofsRight = (lastType!="LSB")?ofs:0;
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float labelHeight = 20.0 / viewHeight;
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float hPos = -1.0 + (stack?(labelHeight*3.0):labelHeight);
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glDisable(GL_TEXTURE_2D);
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glEnable(GL_BLEND);
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glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
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glColor4f(0, 0, 0, 0.35f);
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glBegin(GL_QUADS);
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glVertex3f(uxPos - ofsLeft, hPos + labelHeight, 0.0);
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glVertex3f(uxPos - ofsLeft, -1.0, 0.0);
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glVertex3f(uxPos + ofsRight, -1.0, 0.0);
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glVertex3f(uxPos + ofsRight, hPos + labelHeight, 0.0);
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glEnd();
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glBlendFunc(GL_SRC_ALPHA, GL_ONE);
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glColor4f(color.r, color.g, color.b, 0.1f);
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glBegin(GL_QUADS);
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glVertex3f(uxPos - ofsLeft, 1.0, 0.0);
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glVertex3f(uxPos - ofsLeft, -1.0, 0.0);
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glVertex3f(uxPos + ofsRight, -1.0, 0.0);
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glVertex3f(uxPos + ofsRight, 1.0, 0.0);
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glEnd();
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if (ofs * 2.0 < 16.0 / viewWidth) {
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glColor4f(color.r, color.g, color.b, 0.1f);
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glBegin(GL_QUADS);
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glVertex3f(uxPos - ofsLeft, hPos + labelHeight, 0.0);
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glVertex3f(uxPos - ofsLeft, -1.0, 0.0);
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glVertex3f(uxPos + ofsRight, -1.0, 0.0);
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glVertex3f(uxPos + ofsRight, hPos + labelHeight, 0.0);
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glEnd();
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}
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if (centerline) {
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glColor4f(color.r, color.g, color.b, 0.5);
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glBegin(GL_LINES);
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glVertex3f(uxPos, 1.0, 0.0);
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glVertex3f(uxPos, -1.0, 0.0);
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glEnd();
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}
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glColor4f(1.0, 1.0, 1.0, 0.8f);
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std::string demodLabel = std::to_string((double)freq/1000000.0);
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double shadowOfsX = 4.0 / viewWidth, shadowOfsY = 2.0 / viewHeight;
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if (lastType == "USB") {
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glColor4f(0,0,0, 1.0);
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glBlendFunc(GL_ONE, GL_ZERO);
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GLFont::getFont(GLFont::GLFONT_SIZE16).drawString(demodLabel, uxPos+shadowOfsX, hPos+shadowOfsY, 16, GLFont::GLFONT_ALIGN_LEFT, GLFont::GLFONT_ALIGN_CENTER);
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GLFont::getFont(GLFont::GLFONT_SIZE16).drawString(demodLabel, uxPos-shadowOfsX, hPos-shadowOfsY, 16, GLFont::GLFONT_ALIGN_LEFT, GLFont::GLFONT_ALIGN_CENTER);
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glColor4f(color.r, color.g, color.b, 1.0);
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glBlendFunc(GL_SRC_ALPHA, GL_ONE);
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GLFont::getFont(GLFont::GLFONT_SIZE16).drawString(demodLabel, uxPos, hPos, 16, GLFont::GLFONT_ALIGN_LEFT, GLFont::GLFONT_ALIGN_CENTER);
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} else if (lastType == "LSB") {
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glBlendFunc(GL_ONE, GL_ZERO);
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glColor4f(0,0,0, 1.0);
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GLFont::getFont(GLFont::GLFONT_SIZE16).drawString(demodLabel, uxPos+shadowOfsX, hPos+shadowOfsY, 16, GLFont::GLFONT_ALIGN_RIGHT, GLFont::GLFONT_ALIGN_CENTER);
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GLFont::getFont(GLFont::GLFONT_SIZE16).drawString(demodLabel, uxPos-shadowOfsX, hPos-shadowOfsY, 16, GLFont::GLFONT_ALIGN_RIGHT, GLFont::GLFONT_ALIGN_CENTER);
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glColor4f(color.r, color.g, color.b, 1.0);
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glBlendFunc(GL_SRC_ALPHA, GL_ONE);
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GLFont::getFont(GLFont::GLFONT_SIZE16).drawString(demodLabel, uxPos, hPos, 16, GLFont::GLFONT_ALIGN_RIGHT, GLFont::GLFONT_ALIGN_CENTER);
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} else {
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glBlendFunc(GL_ONE, GL_ZERO);
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glColor4f(0,0,0, 1.0);
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glBlendFunc(GL_SRC_ALPHA, GL_ONE);
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GLFont::getFont(GLFont::GLFONT_SIZE16).drawString(demodLabel, uxPos+shadowOfsX, hPos+shadowOfsY, 16, GLFont::GLFONT_ALIGN_CENTER, GLFont::GLFONT_ALIGN_CENTER);
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GLFont::getFont(GLFont::GLFONT_SIZE16).drawString(demodLabel, uxPos-shadowOfsX, hPos-shadowOfsY, 16, GLFont::GLFONT_ALIGN_CENTER, GLFont::GLFONT_ALIGN_CENTER);
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glColor4f(color.r, color.g, color.b, 1.0);
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GLFont::getFont(GLFont::GLFONT_SIZE16).drawString(demodLabel, uxPos, hPos, 16, GLFont::GLFONT_ALIGN_CENTER, GLFont::GLFONT_ALIGN_CENTER);
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}
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glDisable(GL_BLEND);
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}
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void PrimaryGLContext::DrawDemod(DemodulatorInstance *demod, RGBA4f color, long long center_freq, long long srate) {
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if (!demod) {
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return;
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}
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if (!srate) {
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srate = wxGetApp().getSampleRate();
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}
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if (center_freq == -1) {
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center_freq = wxGetApp().getFrequency();
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}
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long long demodFreq = demod->getFrequency();
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if (demod->isDeltaLock()) {
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demodFreq = wxGetApp().getFrequency() + demod->getDeltaLockOfs();
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}
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float uxPos = (float) (demodFreq - (center_freq - srate / 2)) / (float) srate;
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glDisable(GL_TEXTURE_2D);
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glEnable(GL_BLEND);
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glBlendFunc(GL_SRC_ALPHA, GL_ONE);
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glColor4f(color.r, color.g, color.b, 0.6f);
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float ofs = ((float) demod->getBandwidth()) / (float) srate;
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float ofsLeft = (demod->getDemodulatorType()!="USB")?ofs:0, ofsRight = (demod->getDemodulatorType()!="LSB")?ofs:0;
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glBegin(GL_LINES);
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glVertex3f((uxPos - 0.5) * 2.0, 1.0, 0.0);
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glVertex3f((uxPos - 0.5) * 2.0, -1.0, 0.0);
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glVertex3f((uxPos - 0.5) * 2.0 - ofsLeft, 1.0, 0.0);
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glVertex3f((uxPos - 0.5) * 2.0 - ofsLeft, -1.0, 0.0);
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glVertex3f((uxPos - 0.5) * 2.0 + ofsRight, 1.0, 0.0);
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glVertex3f((uxPos - 0.5) * 2.0 + ofsRight, -1.0, 0.0);
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glEnd();
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glBlendFunc(GL_SRC_ALPHA, GL_ONE);
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glColor4f(color.r, color.g, color.b, 0.2*hoverAlpha);
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glBegin(GL_QUADS);
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glVertex3f((uxPos - 0.5) * 2.0 - ofsLeft, 1.0, 0.0);
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glVertex3f((uxPos - 0.5) * 2.0 - ofsLeft, -1.0, 0.0);
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glVertex3f((uxPos - 0.5) * 2.0 + ofsRight, -1.0, 0.0);
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glVertex3f((uxPos - 0.5) * 2.0 + ofsRight, 1.0, 0.0);
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glEnd();
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GLint vp[4];
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glGetIntegerv( GL_VIEWPORT, vp);
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float viewHeight = (float) vp[3];
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float viewWidth = (float) vp[2];
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float labelHeight = 20.0 / viewHeight;
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float xOfs = (2.0 / viewWidth);
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float yOfs = (2.0 / viewHeight);
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float hPos = labelHeight;
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glDisable(GL_BLEND);
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glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
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glDisable(GL_COLOR_MATERIAL);
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glEnable(GL_BLEND);
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GLFont::Align demodAlign = GLFont::GLFONT_ALIGN_CENTER;
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std::string demodStr = demod->getDemodulatorType();
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//Displayed string is 16 bit, so fill from a 8bit character by charater...
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std::wstring demodStrW(demodStr.begin(), demodStr.end());
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demodAlign = GLFont::GLFONT_ALIGN_CENTER;
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if (demodStr == "LSB") {
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demodAlign = GLFont::GLFONT_ALIGN_RIGHT;
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uxPos -= xOfs;
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} else if (demodStr == "USB") {
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demodAlign = GLFont::GLFONT_ALIGN_LEFT;
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uxPos += xOfs;
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}
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// advanced demodulators start here
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// if (demod->getDemodulatorCons() > 0) {
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// demodStr = demodStr + std::to_string(demod->getDemodulatorCons());
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// }
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// add lock to string if we have an lock
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if(demod->getDemodulatorLock()) {
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demodStr += " Lock";
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}
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// else {
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// demodStr = demodStr + " UnLock";
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// }
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//demodulator user label if present: type is displayed above the label, which is at the bottom of the screen.
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if (!demod->getDemodulatorUserLabel().empty()) {
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hPos += 1.3 * labelHeight;
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}
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drawSingleDemodLabel(demodStrW, uxPos, hPos, xOfs, yOfs, GLFont::GLFONT_ALIGN_CENTER);
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//revert...
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if (!demod->getDemodulatorUserLabel().empty()) {
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hPos -= 1.3 * labelHeight;
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drawSingleDemodLabel(demod->getDemodulatorUserLabel(), uxPos, hPos, xOfs, yOfs, GLFont::GLFONT_ALIGN_CENTER);
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}
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glDisable(GL_BLEND);
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}
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void PrimaryGLContext::drawSingleDemodLabel(std::wstring demodStr, float uxPos, float hPos, float xOfs, float yOfs, GLFont::Align demodAlign) {
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glColor3f(0, 0, 0);
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GLFont::getFont(GLFont::GLFONT_SIZE16).drawString(demodStr, 2.0 * (uxPos - 0.5) + xOfs,
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-1.0 + hPos - yOfs, 16, demodAlign,
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GLFont::GLFONT_ALIGN_CENTER, 0, 0, true);
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glColor3f(1, 1, 1);
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GLFont::getFont(GLFont::GLFONT_SIZE16).drawString(demodStr, 2.0 * (uxPos - 0.5),
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-1.0 + hPos, 16, demodAlign,
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GLFont::GLFONT_ALIGN_CENTER, 0, 0, true);
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}
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void PrimaryGLContext::DrawFreqSelector(float uxPos, RGBA4f color, float w, long long /* center_freq */, long long srate) {
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DemodulatorInstance *demod = wxGetApp().getDemodMgr().getLastActiveDemodulator();
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long long bw = 0;
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std::string last_type = wxGetApp().getDemodMgr().getLastDemodulatorType();
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if (!demod) {
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bw = wxGetApp().getDemodMgr().getLastBandwidth();
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} else {
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bw = demod->getBandwidth();
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}
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if (!srate) {
|
|
srate = wxGetApp().getSampleRate();
|
|
}
|
|
|
|
glDisable(GL_TEXTURE_2D);
|
|
|
|
glEnable(GL_BLEND);
|
|
glBlendFunc(GL_SRC_ALPHA, GL_ONE);
|
|
glColor4f(color.r, color.g, color.b, 0.6f);
|
|
|
|
glBegin(GL_LINES);
|
|
|
|
glVertex3f((uxPos - 0.5) * 2.0, 1.0, 0.0);
|
|
glVertex3f((uxPos - 0.5) * 2.0, -1.0, 0.0);
|
|
|
|
float ofs;
|
|
|
|
if (w) {
|
|
ofs = w;
|
|
} else {
|
|
ofs = ((float) bw) / (float) srate;
|
|
}
|
|
|
|
if (last_type != "USB") {
|
|
glVertex3f((uxPos - 0.5) * 2.0 - ofs, 1.0, 0.0);
|
|
glVertex3f((uxPos - 0.5) * 2.0 - ofs, -1.0, 0.0);
|
|
}
|
|
|
|
if (last_type != "LSB") {
|
|
glVertex3f((uxPos - 0.5) * 2.0 + ofs, 1.0, 0.0);
|
|
glVertex3f((uxPos - 0.5) * 2.0 + ofs, -1.0, 0.0);
|
|
}
|
|
|
|
glEnd();
|
|
glDisable(GL_BLEND);
|
|
|
|
}
|
|
|
|
void PrimaryGLContext::DrawRangeSelector(float uxPos1, float uxPos2, RGBA4f color) {
|
|
if (uxPos2 < uxPos1) {
|
|
float temp = uxPos2;
|
|
uxPos2=uxPos1;
|
|
uxPos1=temp;
|
|
}
|
|
|
|
std::string last_type = wxGetApp().getDemodMgr().getLastDemodulatorType();
|
|
|
|
glDisable(GL_TEXTURE_2D);
|
|
|
|
glEnable(GL_BLEND);
|
|
glBlendFunc(GL_SRC_ALPHA, GL_ONE);
|
|
glColor4f(color.r, color.g, color.b, 0.6f);
|
|
|
|
glLineWidth((last_type == "USB")?2.0:1.0);
|
|
|
|
glBegin(GL_LINES);
|
|
glVertex3f((uxPos1 - 0.5) * 2.0, 1.0, 0.0);
|
|
glVertex3f((uxPos1 - 0.5) * 2.0, -1.0, 0.0);
|
|
glEnd();
|
|
|
|
glLineWidth((last_type == "LSB")?2.0:1.0);
|
|
|
|
glBegin(GL_LINES);
|
|
glVertex3f((uxPos2 - 0.5) * 2.0, 1.0, 0.0);
|
|
glVertex3f((uxPos2 - 0.5) * 2.0, -1.0, 0.0);
|
|
glEnd();
|
|
|
|
glLineWidth(1.0);
|
|
|
|
glDisable(GL_BLEND);
|
|
}
|
|
|
|
void PrimaryGLContext::BeginDraw(float r, float g, float b) {
|
|
glClearColor(r,g,b, 1);
|
|
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
|
|
|
|
glMatrixMode(GL_MODELVIEW);
|
|
glLoadIdentity();
|
|
}
|
|
|
|
void PrimaryGLContext::EndDraw() {
|
|
// glFlush();
|
|
|
|
// CheckGLError();
|
|
}
|
|
|
|
void PrimaryGLContext::setHoverAlpha(float hoverAlpha) {
|
|
this->hoverAlpha = hoverAlpha;
|
|
}
|