static void ft2_source_render(void *data, gs_effect_t effect)
{
struct ft2_source *srcdata = data;
if (srcdata == NULL) return;
if (srcdata->tex == NULL || srcdata->vbuf == NULL) return;
gs_reset_blend_state();
if (srcdata->outline_text) draw_outlines(srcdata);
if (srcdata->drop_shadow) draw_drop_shadow(srcdata);
draw_uv_vbuffer(srcdata->vbuf, srcdata->tex,
srcdata->draw_effect, (uint32_t)wcslen(srcdata->text) * 6);
UNUSED_PARAMETER(effect);
}
static void
draw_image (ModeInfo *mi, int i, GLfloat t, GLfloat s, GLfloat z)
{
int wire = MI_IS_WIREFRAME(mi);
photopile_state *ss = &sss[MI_SCREEN(mi)];
image *frame = ss->frames + i;
position pos = interpolate(t, frame->pos);
GLfloat w = frame->geom.width * 0.5;
GLfloat h = frame->geom.height * 0.5;
GLfloat z1 = z - 0.25 / (MI_COUNT(mi) + 1);
GLfloat z2 = z - 0.5 / (MI_COUNT(mi) + 1);
GLfloat w1 = w;
GLfloat h1 = h;
GLfloat h2 = h;
if (polaroid_p)
{
GLfloat minSize = MIN(w, h);
GLfloat maxSize = MAX(w, h);
/* Clip or scale image to fit in the frame.
*/
if (clip_p)
{
w = h = minSize;
}
else
{
GLfloat scale = minSize / maxSize;
w *= scale;
h *= scale;
}
w1 = minSize * 1.16; /* enlarge frame border */
h1 = minSize * 1.5;
h2 = w1;
s /= 1.5; /* compensate for border size */
}
glPushMatrix();
/* Position and scale this image.
*/
glTranslatef (pos.x, pos.y, 0);
glRotatef (pos.angle, 0, 0, 1);
glScalef (s, s, 1);
/* Draw the drop shadow. */
if (shadows_p && !wire)
{
glColor3f (0, 0, 0);
draw_drop_shadow(ss->shadow, -w1, -h1, z2, 2.0 * w1, h1 + h2, 20.0);
glDisable (GL_BLEND);
}
glDisable (GL_LIGHTING);
glEnable (GL_DEPTH_TEST);
glDisable (GL_CULL_FACE);
/* Draw the retro instant-film frame.
*/
if (polaroid_p)
{
if (! wire)
{
glShadeModel (GL_SMOOTH);
glEnable (GL_LINE_SMOOTH);
glHint (GL_LINE_SMOOTH_HINT, GL_NICEST);
glColor3f (1, 1, 1);
glBegin (GL_QUADS);
glVertex3f (-w1, -h1, z2);
glVertex3f ( w1, -h1, z2);
glVertex3f ( w1, h2, z2);
glVertex3f (-w1, h2, z2);
glEnd();
}
glLineWidth (1.0);
glColor3f (0.5, 0.5, 0.5);
glBegin (GL_LINE_LOOP);
glVertex3f (-w1, -h1, z);
glVertex3f ( w1, -h1, z);
glVertex3f ( w1, h2, z);
glVertex3f (-w1, h2, z);
glEnd();
}
/* Draw the image quad.
*/
if (! wire)
{
GLfloat texw = w / frame->tw;
GLfloat texh = h / frame->th;
GLfloat texx = (frame->geom.x + 0.5 * frame->geom.width) / frame->tw;
GLfloat texy = (frame->geom.y + 0.5 * frame->geom.height) / frame->th;
glBindTexture (GL_TEXTURE_2D, frame->texid);
glEnable (GL_TEXTURE_2D);
glColor3f (1, 1, 1);
glBegin (GL_QUADS);
glTexCoord2f (texx - texw, texy + texh); glVertex3f (-w, -h, z1);
glTexCoord2f (texx + texw, texy + texh); glVertex3f ( w, -h, z1);
glTexCoord2f (texx + texw, texy - texh); glVertex3f ( w, h, z1);
glTexCoord2f (texx - texw, texy - texh); glVertex3f (-w, h, z1);
glEnd();
glDisable (GL_TEXTURE_2D);
}
/* Draw a box around it.
*/
if (! wire)
{
glShadeModel (GL_SMOOTH);
glEnable (GL_LINE_SMOOTH);
glHint (GL_LINE_SMOOTH_HINT, GL_NICEST);
}
glLineWidth (1.0);
glColor3f (0.5, 0.5, 0.5);
glBegin (GL_LINE_LOOP);
glVertex3f (-w, -h, z);
glVertex3f ( w, -h, z);
glVertex3f ( w, h, z);
glVertex3f (-w, h, z);
glEnd();
/* Draw a title under the image.
*/
if (titles_p)
{
int sw, sh, ascent, descent;
GLfloat scale = 1;
const char *title = frame->title ? frame->title : "(untitled)";
XCharStruct e;
/* #### Highly approximate, but doing real clipping is harder... */
int max = 35;
if (strlen(title) > max)
title += strlen(title) - max;
texture_string_metrics (ss->texfont, title, &e, &ascent, &descent);
sw = e.width;
sh = ascent + descent;
/* Scale the text to match the pixel size of the photo */
scale *= w / 300.0;
/* Move to below photo */
glTranslatef (0, -h - sh * (polaroid_p ? 2.2 : 0.5), 0);
glTranslatef (-sw*scale/2, sh*scale/2, z);
glScalef (scale, scale, 1);
if (wire || !polaroid_p)
{
glColor3f (1, 1, 1);
}
else
{
glColor3f (0, 0, 0);
}
if (!wire)
{
glEnable (GL_TEXTURE_2D);
glEnable (GL_BLEND);
print_texture_string (ss->texfont, title);
}
else
{
glBegin (GL_LINE_LOOP);
glVertex3f (0, 0, 0);
glVertex3f (sw, 0, 0);
glVertex3f (sw, sh, 0);
glVertex3f (0, sh, 0);
glEnd();
}
}
glPopMatrix();
}
