GLint stencilbits = 0;
switch (mode) {
- case stereoNone:
- case stereoAnaglyph:
- return true;
- break;
- case stereoHorizontalInterlaced:
- case stereoVerticalInterlaced:
- glGetIntegerv(GL_STENCIL_BITS, &stencilbits);
- if ( stencilbits < 1 ) {
- fprintf(stderr, "Failed to get a stencil buffer, interlaced stereo not available.\n");
+ case stereoNone:
+ case stereoAnaglyph:
+ return true;
+ break;
+ case stereoHorizontalInterlaced:
+ case stereoVerticalInterlaced:
+ glGetIntegerv(GL_STENCIL_BITS, &stencilbits);
+ if (stencilbits < 1) {
+ fprintf(stderr, "Failed to get a stencil buffer, interlaced stereo not available.\n");
+ return false;
+ } else {
+ fprintf(stderr, "Stencil buffer has %i bits, good.\n", stencilbits);
+ }
+ return true;
+ break;
+ default:
return false;
- } else {
- fprintf(stderr, "Stencil buffer has %i bits, good.\n", stencilbits);
- }
- return true;
- break;
- default:
- return false;
}
-
}
void InitStereo(StereoMode mode)
{
switch (mode) {
- default:
- case stereoNone:
- case stereoAnaglyph:
- glDisable(GL_STENCIL_TEST);
- return;
- case stereoHorizontalInterlaced:
- case stereoVerticalInterlaced:
- fprintf(stderr, "Screen width is %i, height is %i\n", kContextWidth, kContextHeight);
-
- // Setup stencil buffer
- glDisable( GL_DEPTH_TEST);
- glDisable(GL_CULL_FACE);
- glDisable(GL_LIGHTING);
- glDisable(GL_TEXTURE_2D);
-
- glEnable( GL_STENCIL_TEST);
- glClearStencil(0);
- glClear( GL_STENCIL_BUFFER_BIT );
- glStencilFunc(GL_ALWAYS, 0x1, 0x1);
- glStencilOp(GL_REPLACE, GL_REPLACE, GL_REPLACE);
-
- // Setup viewport
- glViewport(0, 0, kContextWidth, kContextHeight);
- glMatrixMode(GL_PROJECTION);
- glPushMatrix();
- glLoadIdentity();
- glOrtho((GLdouble)0, (GLdouble)kContextWidth, (GLdouble)kContextHeight, 0, -1, 1);
- glMatrixMode(GL_MODELVIEW);
- glPushMatrix();
- glLoadIdentity();
- glColorMask( GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE );
- glDisable(GL_LINE_SMOOTH);
-
- // Add 0.5 to the coordinates, because OpenGL considers a pixel should be
- // turned on when a line passes through the center of it.
- if ( mode == stereoHorizontalInterlaced ) {
- for (int y = 0; y < kContextHeight; y += 2) {
- glBegin(GL_LINES);
- glVertex3f(0.5, y + 0.5, 0);
- glVertex3f(kContextWidth + 0.5, y + 0.5, 0);
- glEnd();
+ default:
+ case stereoNone:
+ case stereoAnaglyph:
+ glDisable(GL_STENCIL_TEST);
+ return;
+ case stereoHorizontalInterlaced:
+ case stereoVerticalInterlaced:
+ fprintf(stderr, "Screen width is %i, height is %i\n", kContextWidth, kContextHeight);
+
+ // Setup stencil buffer
+ glDisable(GL_DEPTH_TEST);
+ glDisable(GL_CULL_FACE);
+ glDisable(GL_LIGHTING);
+ glDisable(GL_TEXTURE_2D);
+
+ glEnable(GL_STENCIL_TEST);
+ glClearStencil(0);
+ glClear(GL_STENCIL_BUFFER_BIT);
+ glStencilFunc(GL_ALWAYS, 0x1, 0x1);
+ glStencilOp(GL_REPLACE, GL_REPLACE, GL_REPLACE);
+
+ // Setup viewport
+ glViewport(0, 0, kContextWidth, kContextHeight);
+ glMatrixMode(GL_PROJECTION);
+ glPushMatrix();
+ glLoadIdentity();
+ glOrtho((GLdouble)0, (GLdouble)kContextWidth, (GLdouble)kContextHeight, 0, -1, 1);
+ glMatrixMode(GL_MODELVIEW);
+ glPushMatrix();
+ glLoadIdentity();
+ glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE);
+ glDisable(GL_LINE_SMOOTH);
+
+ // Add 0.5 to the coordinates, because OpenGL considers a pixel should be
+ // turned on when a line passes through the center of it.
+ if (mode == stereoHorizontalInterlaced) {
+ for (int y = 0; y < kContextHeight; y += 2) {
+ glBegin(GL_LINES);
+ glVertex3f(0.5, y + 0.5, 0);
+ glVertex3f(kContextWidth + 0.5, y + 0.5, 0);
+ glEnd();
+ }
+ } else {
+ for (int x = 0; x < kContextWidth; x += 2) {
+ glBegin(GL_LINES);
+ glVertex3f(x + 0.5, 0.5, 0);
+ glVertex3f(x + 0.5, kContextHeight + 0.5, 0);
+ glEnd();
+ }
}
- } else {
- for (int x = 0; x < kContextWidth; x += 2) {
- glBegin(GL_LINES);
- glVertex3f(x + 0.5, 0.5, 0);
- glVertex3f(x + 0.5, kContextHeight + 0.5, 0);
- glEnd();
- }
- }
- glColorMask( GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE );
+ glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
- glPopMatrix();
- glMatrixMode(GL_PROJECTION);
- glPopMatrix();
+ glPopMatrix();
+ glMatrixMode(GL_PROJECTION);
+ glPopMatrix();
- glStencilFunc(GL_NOTEQUAL, 0x01, 0x01);
- glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);
- glEnable( GL_DEPTH_TEST);
- glEnable(GL_CULL_FACE);
- glEnable(GL_LIGHTING);
- glEnable(GL_TEXTURE_2D);
+ glStencilFunc(GL_NOTEQUAL, 0x01, 0x01);
+ glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);
+ glEnable(GL_DEPTH_TEST);
+ glEnable(GL_CULL_FACE);
+ glEnable(GL_LIGHTING);
+ glEnable(GL_TEXTURE_2D);
}
-
}
const std::string StereoModeName(StereoMode mode)
{
switch (mode) {
- case stereoNone:
- return "None";
- break;
- case stereoAnaglyph:
- return "Anaglyph";
- break;
- case stereoHorizontalInterlaced:
- return "Horizontal interlacing";
- break;
- case stereoVerticalInterlaced:
- return "Vertical interlacing";
- break;
- case stereoHorizontalSplit:
- return "Horizontal split";
- break;
- case stereoVerticalSplit:
- return "Vertical split";
- break;
- case stereoOpenGL:
- return "OpenGL";
- break;
- default:
- return "(error)";
- break;
+ case stereoNone:
+ return "None";
+ break;
+ case stereoAnaglyph:
+ return "Anaglyph";
+ break;
+ case stereoHorizontalInterlaced:
+ return "Horizontal interlacing";
+ break;
+ case stereoVerticalInterlaced:
+ return "Vertical interlacing";
+ break;
+ case stereoHorizontalSplit:
+ return "Horizontal split";
+ break;
+ case stereoVerticalSplit:
+ return "Vertical split";
+ break;
+ case stereoOpenGL:
+ return "OpenGL";
+ break;
+ default:
+ return "(error)";
+ break;
}
}
projects / lugaru.git / blobdiff