#include "pluginclient.h"
#include "pluginvclient.h"
#include "edlsession.h"
+#include "track.h"
#include "transportque.inc"
#include "vframe.h"
if(!command->is_cleared)
{
// If we get here, the virtual console was not used.
- init_frame(command, 0);
+ color_frame(command, 0,0,0,0);
}
// Texture
}
-void Playback3D::init_frame(Playback3DCommand *command, int is_yuv)
+void Playback3D::color_frame(Playback3DCommand *command,
+ float r, float g, float b, float a)
{
#ifdef HAVE_GL
- float gbuv = is_yuv ? 0.5 : 0.0;
- glClearColor(0.0, gbuv, gbuv, 0.0);
+ glClearColor(r, g, b, a);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
#endif
}
// If we get here, the virtual console is being used.
command->canvas->get_canvas()->enable_opengl();
int is_yuv = 0;
+ int color = BLACK, alpha = 0;
// Using pbuffer for refresh frame.
if( command->frame ) {
command->frame->enable_opengl();
+ color = command->frame->get_clear_color();
+ alpha = command->frame->get_clear_alpha();
int color_model = command->canvas->mwindow->edl->session->color_model;
is_yuv = BC_CModels::is_yuv(color_model);
}
-
- init_frame(command, is_yuv);
+ int a = alpha;
+ int r = (color>>16) & 0xff;
+ int g = (color>>8) & 0xff;
+ int b = (color>>0) & 0xff;
+ if( is_yuv ) YUV::yuv.rgb_to_yuv_8(r, g, b);
+ color_frame(command, r/255.f, g/255.f, b/255.f, a/255.f);
}
command->canvas->unlock_canvas();
#endif
int h = command->frame->get_h();
MaskEdges edges;
float faders[SUBMASKS], feathers[SUBMASKS], bg = 1;
- MaskPointSet point_set[SUBMASKS];
+ MaskPoints point_set[SUBMASKS];
// Draw every submask as a new polygon
int total_submasks = command->keyframe_set->total_submasks(
command->start_position_project, PLAY_FORWARD);
for(int k = 0; k < total_submasks; k++) {
- MaskPointSet &points = point_set[k];
+ MaskPoints &points = point_set[k];
command->keyframe_set->get_points(&points,
k, command->start_position_project, PLAY_FORWARD);
float fader = command->keyframe_set->get_fader(
glClearColor(bg, bg, bg, bg);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+ int show_mask = command->keyframe_set->track->masks;
for(int k = 0; k < total_submasks; k++) {
- MaskPointSet &points = point_set[k];
MaskEdge &edge = *edges.append(new MaskEdge());
- int first_point = 0;
-// Need to tabulate every vertex in persistent memory because
-// gluTessVertex doesn't copy them.
- for(int i = 0; i < points.total; i++) {
- MaskPoint *point1 = points.values[i];
- MaskPoint *point2 = (i >= points.total - 1) ?
- points.values[0] : points.values[i + 1];
-
- float x, y;
- int segments = 0;
- if( point1->control_x2 == 0 && point1->control_y2 == 0 &&
- point2->control_x1 == 0 && point2->control_y1 == 0 )
- segments = 1;
-
- float x0 = point1->x, y0 = point1->y;
- float x1 = point1->x + point1->control_x2;
- float y1 = point1->y + point1->control_y2;
- float x2 = point2->x + point2->control_x1;
- float y2 = point2->y + point2->control_y1;
- float x3 = point2->x, y3 = point2->y;
-
- // forward differencing bezier curves implementation taken from GPL code at
- // http://cvs.sourceforge.net/viewcvs.py/guliverkli/guliverkli/src/subtitles/Rasterizer.cpp?rev=1.3
-
- float cx3, cx2, cx1, cx0, cy3, cy2, cy1, cy0;
-
- // [-1 +3 -3 +1]
- // [+3 -6 +3 0]
- // [-3 +3 0 0]
- // [+1 0 0 0]
-
- cx3 = - x0 + 3*x1 - 3*x2 + x3;
- cx2 = 3*x0 - 6*x1 + 3*x2;
- cx1 = -3*x0 + 3*x1;
- cx0 = x0;
-
- cy3 = - y0 + 3*y1 - 3*y2 + y3;
- cy2 = 3*y0 - 6*y1 + 3*y2;
- cy1 = -3*y0 + 3*y1;
- cy0 = y0;
-
- // This equation is from Graphics Gems I.
- //
- // The idea is that since we're approximating a cubic curve with lines,
- // any error we incur is due to the curvature of the line, which we can
- // estimate by calculating the maximum acceleration of the curve. For
- // a cubic, the acceleration (second derivative) is a line, meaning that
- // the absolute maximum acceleration must occur at either the beginning
- // (|c2|) or the end (|c2+c3|). Our bounds here are a little more
- // conservative than that, but that's okay.
- if (segments == 0) {
- float maxaccel1 = fabs(2*cy2) + fabs(6*cy3);
- float maxaccel2 = fabs(2*cx2) + fabs(6*cx3);
-
- float maxaccel = maxaccel1 > maxaccel2 ? maxaccel1 : maxaccel2;
- float h = 1.0;
-
- if(maxaccel > 8.0) h = sqrt((8.0) / maxaccel);
- segments = int(1/h);
- }
-
- for(int j = 0; j <= segments; j++) {
- float t = (float)j / segments;
- x = cx0 + t*(cx1 + t*(cx2 + t*cx3));
- y = cy0 + t*(cy1 + t*(cy2 + t*cy3));
-
- if(j > 0 || first_point) {
- edge.append(x, y - h);
- first_point = 0;
- }
- }
- }
+ if( !((show_mask>>k) & 1) ) continue;
+ edge.load(point_set[k], h);
if( edge.size() > 0 ) {
// draw polygon
float fader = faders[k];
projects / goodguy / cinelerra.git / blobdiff