2014-11-12 21:55:11 -05:00
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#include "ScopeContext.h"
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#include "ScopeCanvas.h"
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ScopeContext::ScopeContext(ScopeCanvas *canvas, wxGLContext *sharedContext) :
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PrimaryGLContext(canvas, sharedContext) {
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2014-12-31 21:31:37 -05:00
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glDisable(GL_CULL_FACE);
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glDisable(GL_DEPTH_TEST);
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2014-11-12 21:55:11 -05:00
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2014-12-31 21:31:37 -05:00
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glMatrixMode(GL_PROJECTION);
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2014-11-12 21:55:11 -05:00
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glLoadIdentity();
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}
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2014-12-26 23:28:18 -05:00
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void ScopeContext::DrawBegin() {
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2014-11-12 21:55:11 -05:00
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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2014-12-31 21:31:37 -05:00
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glMatrixMode(GL_MODELVIEW);
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2014-11-12 21:55:11 -05:00
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glLoadIdentity();
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2014-12-31 21:31:37 -05:00
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glDisable(GL_TEXTURE_2D);
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2014-12-26 23:28:18 -05:00
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}
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2014-11-12 21:55:11 -05:00
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2014-12-29 00:24:10 -05:00
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void ScopeContext::Plot(std::vector<float> &points, bool stereo) {
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2014-11-12 21:55:11 -05:00
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glColor3f(1.0, 1.0, 1.0);
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2014-12-29 00:24:10 -05:00
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if (stereo) {
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glColor3f(0.7, 0.7, 0.7);
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glBegin(GL_LINES);
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2014-12-31 21:31:37 -05:00
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glVertex2f(-1.0, 0.0);
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glVertex2f(1.0, 0.0);
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2014-12-29 00:24:10 -05:00
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glEnd();
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glColor3f(0.3, 0.3, 0.3);
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glBegin(GL_LINES);
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2014-12-31 21:31:37 -05:00
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glVertex2f(-1.0, 0.5);
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glVertex2f(1.0, 0.5);
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glVertex2f(-1.0, -0.5);
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glVertex2f(1.0, -0.5);
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2014-12-29 00:24:10 -05:00
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glEnd();
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} else {
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glColor3f(0.3, 0.3, 0.3);
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glBegin(GL_LINES);
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2014-12-31 21:31:37 -05:00
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glVertex2f(-1.0, 0.0);
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glVertex2f(1.0, 0.0);
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2014-12-29 00:24:10 -05:00
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glEnd();
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}
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glColor3f(0.9, 0.9, 0.9);
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2014-11-12 21:55:11 -05:00
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if (points.size()) {
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2014-12-31 21:31:37 -05:00
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glEnableClientState(GL_VERTEX_ARRAY);
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2014-11-12 21:55:11 -05:00
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glVertexPointer(2, GL_FLOAT, 0, &points[0]);
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2014-12-29 00:24:10 -05:00
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if (stereo) {
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glPushMatrix();
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glTranslatef(-1.0f, 0.5f, 0.0f);
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glScalef(4.0f, 0.92f, 1.0f);
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glDrawArrays(GL_LINE_STRIP, 0, points.size() / 4);
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glPopMatrix();
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glPushMatrix();
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glTranslatef(-3.0f, -0.5f, 0.0f);
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glPushMatrix();
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glScalef(4.0f, 0.92f, 1.0f);
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glDrawArrays(GL_LINE_STRIP, points.size() / 4, points.size() / 4);
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glPopMatrix();
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glPopMatrix();
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} else {
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glPushMatrix();
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glTranslatef(-1.0f, 0.0f, 0.0f);
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glScalef(2.0f, 2.0f, 1.0f);
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glDrawArrays(GL_LINE_STRIP, 0, points.size() / 2);
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glPopMatrix();
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}
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2014-11-12 21:55:11 -05:00
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glDisableClientState(GL_VERTEX_ARRAY);
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2014-12-29 00:24:10 -05:00
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2014-11-12 21:55:11 -05:00
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}
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2014-12-26 23:28:18 -05:00
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}
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2014-11-12 21:55:11 -05:00
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2014-12-31 21:31:37 -05:00
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void ScopeContext::DrawDeviceName(std::string deviceName) {
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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 hPos = (float) (viewHeight - 20) / viewHeight;
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glColor3f(0.65,0.65,0.65);
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getFont(PrimaryGLContext::GLFONT_SIZE12).drawString(deviceName.c_str(), 1.0, hPos, 12, GLFont::GLFONT_ALIGN_RIGHT, GLFont::GLFONT_ALIGN_CENTER);
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}
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2014-12-26 23:28:18 -05:00
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void ScopeContext::DrawEnd() {
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2014-11-12 21:55:11 -05:00
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glFlush();
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CheckGLError();
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}
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2014-12-26 23:28:18 -05:00
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void ScopeContext::DrawDivider() {
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glColor3f(1.0, 1.0, 1.0);
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glBegin(GL_LINES);
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2014-12-31 21:31:37 -05:00
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glVertex2f(0.0, -1.0);
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glVertex2f(0.0, 1.0);
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2014-12-26 23:28:18 -05:00
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glEnd();
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}
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