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added split view basic support

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This commit is contained in:
Valery Guskov 2016-04-01 15:11:54 +03:00
parent 0f8bda3c33
commit b662cb9979
2 changed files with 48 additions and 2 deletions
src/client/refresh
header
local.h
r_main.c

2
src/client/refresh/header/local.h
View file

@ -124,6 +124,8 @@ enum stereo_modes {
STEREO_MODE_ROW_INTERLEAVED, STEREO_MODE_ROW_INTERLEAVED,
STEREO_MODE_COLUMN_INTERLEAVED, STEREO_MODE_COLUMN_INTERLEAVED,
STEREO_MODE_PIXEL_INTERLEAVED, STEREO_MODE_PIXEL_INTERLEAVED,
STEREO_SPLIT_HORIZONTAL,
STEREO_SPLIT_VERTICAL,
}; };
enum opengl_special_buffer_modes { enum opengl_special_buffer_modes {

48
src/client/refresh/r_main.c
View file

@ -480,7 +480,10 @@ R_DrawParticles2(int num_particles, const particle_t particles[],
void void
R_DrawParticles(void) R_DrawParticles(void)
{ {
if (gl_ext_pointparameters->value && qglPointParameterfEXT) qboolean stereo_split_tb = ((gl_state.stereo_mode == STEREO_SPLIT_VERTICAL) && gl_state.camera_separation);
qboolean stereo_split_lr = ((gl_state.stereo_mode == STEREO_SPLIT_HORIZONTAL) && gl_state.camera_separation);
if (gl_ext_pointparameters->value && qglPointParameterfEXT && !(stereo_split_tb || stereo_split_lr))
{ {
int i; int i;
unsigned char color[4]; unsigned char color[4];
@ -716,6 +719,25 @@ R_SetupGL(void)
w = x2 - x; w = x2 - x;
h = y - y2; h = y - y2;
qboolean drawing_left_eye = (gl_state.camera_separation * cl_stereo_separation->value) < 0;
qboolean stereo_split_tb = ((gl_state.stereo_mode == STEREO_SPLIT_VERTICAL) && gl_state.camera_separation);
qboolean stereo_split_lr = ((gl_state.stereo_mode == STEREO_SPLIT_HORIZONTAL) && gl_state.camera_separation);
// x = 0;
// w = vid.width;
// y = 0;
// h = vid.height;
if(stereo_split_lr) {
w = w / 2;
x = drawing_left_eye ? x : (x + w);
}
if(stereo_split_tb) {
h = h / 2;
y2 = drawing_left_eye ? (y2 + h) : y2;
}
glViewport(x, y2, w, h); glViewport(x, y2, w, h);
/* set up projection matrix */ /* set up projection matrix */
@ -1020,8 +1042,28 @@ R_RenderView(refdef_t *fd)
void void
R_SetGL2D(void) R_SetGL2D(void)
{ {
int x, w, y, h;
/* set 2D virtual screen size */ /* set 2D virtual screen size */
glViewport(0, 0, vid.width, vid.height); qboolean drawing_left_eye = (gl_state.camera_separation * cl_stereo_separation->value) < 0;
qboolean stereo_split_tb = ((gl_state.stereo_mode == STEREO_SPLIT_VERTICAL) && gl_state.camera_separation);
qboolean stereo_split_lr = ((gl_state.stereo_mode == STEREO_SPLIT_HORIZONTAL) && gl_state.camera_separation);
x = 0;
w = vid.width;
y = 0;
h = vid.height;
if(stereo_split_lr) {
w = w / 2;
x = drawing_left_eye ? 0 : w;
}
if(stereo_split_tb) {
h = h / 2;
y = drawing_left_eye ? h : 0;
}
glViewport(x, y, w, h);
glMatrixMode(GL_PROJECTION); glMatrixMode(GL_PROJECTION);
glLoadIdentity(); glLoadIdentity();
glOrtho(0, vid.width, vid.height, 0, -99999, 99999); glOrtho(0, vid.width, vid.height, 0, -99999, 99999);
@ -1037,6 +1079,8 @@ R_SetGL2D(void)
enum opengl_special_buffer_modes GL_GetSpecialBufferModeForStereoMode(enum stereo_modes stereo_mode) { enum opengl_special_buffer_modes GL_GetSpecialBufferModeForStereoMode(enum stereo_modes stereo_mode) {
switch (stereo_mode) { switch (stereo_mode) {
case STEREO_MODE_NONE: case STEREO_MODE_NONE:
case STEREO_SPLIT_HORIZONTAL:
case STEREO_SPLIT_VERTICAL:
case STEREO_MODE_ANAGLYPH: case STEREO_MODE_ANAGLYPH:
return OPENGL_SPECIAL_BUFFER_MODE_NONE; return OPENGL_SPECIAL_BUFFER_MODE_NONE;
case STEREO_MODE_OPENGL: case STEREO_MODE_OPENGL: