static void
glw_image_layout_normal(glw_root_t *gr, glw_rctx_t *rc, glw_image_t *gi,
glw_loadable_texture_t *glt)
{
float xs = gr->gr_normalized_texture_coords ? glt->glt_s : glt->glt_xs;
float ys = gr->gr_normalized_texture_coords ? glt->glt_t : glt->glt_ys;
uint8_t tex[8];
int o = glt->glt_orientation < 9 ? glt->glt_orientation : 0;
memcpy(tex, texcords[o], 8);
glw_renderer_vtx_pos(&gi->gi_gr, 0, -1.0, -1.0, 0.0);
glw_renderer_vtx_st (&gi->gi_gr, 0,
tex[0] * xs , tex[1] * ys);
glw_renderer_vtx_pos(&gi->gi_gr, 1, 1.0, -1.0, 0.0);
glw_renderer_vtx_st (&gi->gi_gr, 1,
tex[2] * xs , tex[3] * ys);
glw_renderer_vtx_pos(&gi->gi_gr, 2, 1.0, 1.0, 0.0);
glw_renderer_vtx_st (&gi->gi_gr, 2,
tex[4] * xs , tex[5] * ys);
glw_renderer_vtx_pos(&gi->gi_gr, 3, -1.0, 1.0, 0.0);
glw_renderer_vtx_st (&gi->gi_gr, 3,
tex[6] * xs , tex[7] * ys);
}
static void
gvv_render(glw_video_t *gv, glw_rctx_t *rc)
{
glw_video_surface_t *sa = gv->gv_sa;
glw_video_surface_t *sb = gv->gv_sb;
glw_program_t *gp;
glw_backend_root_t *gbr = &gv->w.glw_root->gr_be;
if(sa == NULL)
return;
gv->gv_width = sa->gvs_width[0];
gv->gv_height = sa->gvs_height[0];
upload_texture(gv, sa);
const float yshift_a = (-0.5 * sa->gvs_yshift) / (float)sa->gvs_height[0];
glw_renderer_vtx_st(&gv->gv_quad, 0, 0, 1 + yshift_a);
glw_renderer_vtx_st(&gv->gv_quad, 1, 1, 1 + yshift_a);
glw_renderer_vtx_st(&gv->gv_quad, 2, 1, 0 + yshift_a);
glw_renderer_vtx_st(&gv->gv_quad, 3, 0, 0 + yshift_a);
if(sb != NULL) {
// Two pictures that should be mixed
upload_texture(gv, sb);
gp = gbr->gbr_rgb2rgb_2f;
const float yshift_b = (-0.5 * sb->gvs_yshift) / (float)sb->gvs_height[0];
glw_renderer_vtx_st2(&gv->gv_quad, 0, 0, 1 + yshift_b);
glw_renderer_vtx_st2(&gv->gv_quad, 1, 1, 1 + yshift_b);
glw_renderer_vtx_st2(&gv->gv_quad, 2, 1, 0 + yshift_b);
glw_renderer_vtx_st2(&gv->gv_quad, 3, 0, 0 + yshift_b);
} else {
gp = gbr->gbr_rgb2rgb_1f;
}
gv->gv_gpa.gpa_prog = gp;
glw_renderer_draw(&gv->gv_quad, gv->w.glw_root, rc,
&sa->gvs_texture,
sb != NULL ? &sb->gvs_texture : NULL,
NULL, NULL,
rc->rc_alpha * gv->w.glw_alpha, 0, &gv->gv_gpa);
}
static void
glw_image_layout_repeated(glw_root_t *gr, glw_rctx_t *rc, glw_image_t *gi,
glw_loadable_texture_t *glt)
{
float xs = gr->gr_normalized_texture_coords ? glt->glt_s : glt->glt_xs;
float ys = gr->gr_normalized_texture_coords ? glt->glt_t : glt->glt_ys;
glw_renderer_vtx_pos(&gi->gi_gr, 0, -1.0, -1.0, 0.0);
glw_renderer_vtx_st (&gi->gi_gr, 0, 0, ys);
glw_renderer_vtx_pos(&gi->gi_gr, 1, 1.0, -1.0, 0.0);
glw_renderer_vtx_st (&gi->gi_gr, 1, xs, ys);
glw_renderer_vtx_pos(&gi->gi_gr, 2, 1.0, 1.0, 0.0);
glw_renderer_vtx_st (&gi->gi_gr, 2, xs, 0);
glw_renderer_vtx_pos(&gi->gi_gr, 3, -1.0, 1.0, 0.0);
glw_renderer_vtx_st (&gi->gi_gr, 3, 0, 0);
}
static void
glw_raster_render(glw_t *w, const glw_rctx_t *rc)
{
glw_raster_t *q = (void *)w;
#if 0
printf("RASTER W=%d H=%d\n", rc->rc_width, rc->rc_height);
int i;
for(i = 0; i < 16; i++) {
printf("%f%c", rc->rc_be.gbr_mtx[i], "\t\t\t\n"[i&3]);
}
#endif
if(!glw_is_tex_inited(&q->tex))
glw_tex_upload(w->glw_root, &q->tex, rastermap, GLW_TEXTURE_FORMAT_RGB,
RASTER_TILE_SIZE, RASTER_TILE_SIZE, GLW_TEX_REPEAT);
if(!glw_renderer_initialized(&q->r))
glw_renderer_init_quad(&q->r);
if(q->width != rc->rc_width || q->height != rc->rc_height) {
q->width = rc->rc_width;
q->height = rc->rc_height;
glw_renderer_vtx_pos(&q->r, 0, -1, -1, 0);
glw_renderer_vtx_st (&q->r, 0, 0, rc->rc_height / (float)RASTER_TILE_SIZE);
glw_renderer_vtx_pos(&q->r, 1, 1, -1, 0);
glw_renderer_vtx_st (&q->r, 1, rc->rc_width / (float)RASTER_TILE_SIZE, rc->rc_height / (float)RASTER_TILE_SIZE);
glw_renderer_vtx_pos(&q->r, 2, 1, 1, 0);
glw_renderer_vtx_st (&q->r, 2, rc->rc_width / (float)RASTER_TILE_SIZE, 0);
glw_renderer_vtx_pos(&q->r, 3, -1, 1, 0);
glw_renderer_vtx_st (&q->r, 3, 0, 0);
}
glw_renderer_draw(&q->r, w->glw_root, rc, &q->tex,
&q->color, NULL, rc->rc_alpha * w->glw_alpha, 0, NULL);
}
static void
glw_image_layout_tesselated(glw_root_t *gr, glw_rctx_t *rc, glw_image_t *gi,
glw_loadable_texture_t *glt)
{
float tex[4][2];
float vex[4][2];
int x, y, i = 0;
if(gr->gr_normalized_texture_coords) {
tex[1][0] = 0.0f + (float)gi->gi_border_left / glt->glt_xs;
tex[2][0] = glt->glt_s - (float)gi->gi_border_right / glt->glt_xs;
tex[0][0] = gi->gi_bitmap_flags & GLW_IMAGE_BORDER_LEFT ? 0.0f : tex[1][0];
tex[3][0] = gi->gi_bitmap_flags & GLW_IMAGE_BORDER_RIGHT ? glt->glt_s : tex[2][0];
tex[0][1] = 0.0f;
tex[1][1] = 0.0f + (float)gi->gi_border_top / glt->glt_ys;
tex[2][1] = glt->glt_t - (float)gi->gi_border_bottom / glt->glt_ys;
tex[3][1] = glt->glt_t;
} else {
tex[1][0] = gi->gi_border_left;
tex[2][0] = glt->glt_xs - gi->gi_border_right;
tex[0][0] = gi->gi_bitmap_flags & GLW_IMAGE_BORDER_LEFT ? 0.0f : tex[1][0];
tex[3][0] = gi->gi_bitmap_flags & GLW_IMAGE_BORDER_RIGHT ? glt->glt_xs : tex[2][0];
tex[0][1] = 0.0f;
tex[1][1] = gi->gi_border_top;
tex[2][1] = glt->glt_ys - gi->gi_border_bottom;
tex[3][1] = glt->glt_ys;
}
vex[0][0] = GLW_MIN(-1.0f + 2.0f * (gi->gi_margin_left) / rc->rc_width, 0.0f);
vex[1][0] = GLW_MIN(-1.0f + 2.0f * (gi->gi_border_left + gi->gi_margin_left) / rc->rc_width, 0.0f);
vex[2][0] = GLW_MAX( 1.0f - 2.0f * (gi->gi_border_right + gi->gi_margin_right) / rc->rc_width, 0.0f);
vex[3][0] = GLW_MAX( 1.0f - 2.0f * (gi->gi_margin_right) / rc->rc_width, 0.0f);
vex[0][1] = GLW_MAX( 1.0f - 2.0f * (gi->gi_margin_top) / rc->rc_height, 0.0f);
vex[1][1] = GLW_MAX( 1.0f - 2.0f * (gi->gi_border_top + gi->gi_margin_top) / rc->rc_height, 0.0f);
vex[2][1] = GLW_MIN(-1.0f + 2.0f * (gi->gi_border_bottom + gi->gi_margin_bottom) / rc->rc_height, 0.0f);
vex[3][1] = GLW_MIN(-1.0f + 2.0f * (gi->gi_margin_bottom) / rc->rc_height, 0.0f);
for(y = 0; y < 4; y++) {
for(x = 0; x < 4; x++) {
glw_renderer_vtx_pos(&gi->gi_gr, i, vex[x][0], vex[y][1], 0.0f);
glw_renderer_vtx_st (&gi->gi_gr, i, tex[x][0], tex[y][1]);
i++;
}
}
}
static void
glw_image_layout_alpha_edges(glw_root_t *gr, glw_rctx_t *rc, glw_image_t *gi,
glw_loadable_texture_t *glt)
{
float tex[4][2];
float vex[4][2];
int x, y, i = 0;
if(gr->gr_normalized_texture_coords) {
tex[0][0] = 0.0f;
tex[1][0] = 0.0f + (float)gi->gi_alpha_edge / glt->glt_xs;
tex[2][0] = glt->glt_s - (float)gi->gi_alpha_edge / glt->glt_xs;
tex[3][0] = glt->glt_s;
tex[0][1] = 0.0f;
tex[1][1] = 0.0f + (float)gi->gi_alpha_edge / glt->glt_ys;
tex[2][1] = glt->glt_t - (float)gi->gi_alpha_edge / glt->glt_ys;
tex[3][1] = glt->glt_t;
} else {
tex[0][0] = 0.0f;
tex[1][0] = gi->gi_alpha_edge;
tex[2][0] = glt->glt_xs - gi->gi_alpha_edge;
tex[3][0] = glt->glt_xs;
tex[0][1] = 0.0f;
tex[1][1] = gi->gi_alpha_edge;
tex[2][1] = glt->glt_ys - gi->gi_alpha_edge;
tex[3][1] = glt->glt_ys;
}
vex[0][0] = -1.0f;
vex[1][0] = GLW_MIN(-1.0f + 2.0f * gi->gi_alpha_edge / rc->rc_width, 0.0f);
vex[2][0] = GLW_MAX( 1.0f - 2.0f * gi->gi_alpha_edge / rc->rc_width, 0.0f);
vex[3][0] = 1.0f;
vex[0][1] = 1.0f;
vex[1][1] = GLW_MAX( 1.0f - 2.0f * gi->gi_alpha_edge / rc->rc_height, 0.0f);
vex[2][1] = GLW_MIN(-1.0f + 2.0f * gi->gi_alpha_edge / rc->rc_height, 0.0f);
vex[3][1] = -1.0f;
for(y = 0; y < 4; y++) {
for(x = 0; x < 4; x++) {
glw_renderer_vtx_pos(&gi->gi_gr, i, vex[x][0], vex[y][1], 0.0f);
glw_renderer_vtx_st (&gi->gi_gr, i, tex[x][0], tex[y][1]);
glw_renderer_vtx_col(&gi->gi_gr, i, 1, 1, 1, alphaborder[x][y]);
i++;
}
}
}
static void
settexcoord(glw_renderer_t *gr, int c, float s0, float t0,
const glw_root_t *root, const glw_loadable_texture_t *glt)
{
const int8_t *m = glt->glt_orientation < 9 ?
tex_transform[glt->glt_orientation] : tex_transform[0];
s0 = s0 * 2 - 1;
t0 = t0 * 2 - 1;
float s = s0 * m[0] + t0 * m[1];
float t = s0 * m[2] + t0 * m[3];
if(root->gr_normalized_texture_coords) {
s = (s + 1.0) * 0.5;
t = (t + 1.0) * 0.5;
} else {
s = (s + 1.0) * 0.5 * glt->glt_xs;
t = (t + 1.0) * 0.5 * glt->glt_ys;
}
glw_renderer_vtx_st(gr, c, s, t);
}
static void
glw_text_bitmap_layout(glw_t *w, const glw_rctx_t *rc)
{
glw_text_bitmap_t *gtb = (void *)w;
glw_root_t *gr = w->glw_root;
gr->gr_can_externalize = 0;
// Initialize renderers
if(unlikely(!glw_renderer_initialized(>b->gtb_text_renderer)))
glw_renderer_init_quad(>b->gtb_text_renderer);
if(w->glw_class == &glw_text &&
unlikely(!glw_renderer_initialized(>b->gtb_cursor_renderer)))
glw_renderer_init_quad(>b->gtb_cursor_renderer);
if(gtb->gtb_background_alpha > GLW_ALPHA_EPSILON &&
unlikely(!glw_renderer_initialized(>b->gtb_cursor_renderer))) {
glw_renderer_init_quad(>b->gtb_background_renderer);
glw_renderer_vtx_pos(>b->gtb_background_renderer, 0, -1, -1, 0);
glw_renderer_vtx_pos(>b->gtb_background_renderer, 1, 1, -1, 0);
glw_renderer_vtx_pos(>b->gtb_background_renderer, 2, 1, 1, 0);
glw_renderer_vtx_pos(>b->gtb_background_renderer, 3, -1, 1, 0);
}
// Upload texture
image_component_t *ic = image_find_component(gtb->gtb_image, IMAGE_PIXMAP);
if(ic != NULL) {
glw_tex_upload(gr, >b->gtb_texture, ic->pm, 0);
gtb->gtb_margin = ic->pm->pm_margin;
image_clear_component(ic);
gtb->gtb_need_layout = 1;
}
const int tex_width = glw_tex_width(>b->gtb_texture);
const int tex_height = glw_tex_height(>b->gtb_texture);
ic = image_find_component(gtb->gtb_image, IMAGE_TEXT_INFO);
image_component_text_info_t *ti = ic ? &ic->text_info : NULL;
// Check if we need to repaint
if(gtb->gtb_saved_width != rc->rc_width ||
gtb->gtb_saved_height != rc->rc_height) {
if(ti != NULL && gtb->gtb_state == GTB_VALID) {
if(ti->ti_flags & IMAGE_TEXT_WRAPPED)
gtb->gtb_state = GTB_NEED_RENDER;
if(rc->rc_width > gtb->gtb_saved_width &&
ti->ti_flags & IMAGE_TEXT_TRUNCATED)
gtb->gtb_state = GTB_NEED_RENDER;
if(gtb->gtb_flags & GTB_ELLIPSIZE) {
if(ti->ti_flags & IMAGE_TEXT_TRUNCATED) {
gtb->gtb_state = GTB_NEED_RENDER;
} else {
if(rc->rc_width - gtb->gtb_padding[2] - gtb->gtb_padding[0] <
tex_width - gtb->gtb_margin * 2)
gtb->gtb_state = GTB_NEED_RENDER;
if(rc->rc_height - gtb->gtb_padding[1] - gtb->gtb_padding[3] <
tex_height - gtb->gtb_margin * 2)
gtb->gtb_state = GTB_NEED_RENDER;
}
}
}
gtb->gtb_saved_width = rc->rc_width;
gtb->gtb_saved_height = rc->rc_height;
gtb->gtb_update_cursor = 1;
gtb->gtb_need_layout = 1;
if(gtb->w.glw_flags2 & GLW2_DEBUG)
printf(" textbitmap: Parent widget gives us :%d x %d ti=%p\n",
rc->rc_width, rc->rc_height, ti);
}
if(ti != NULL && gtb->gtb_need_layout) {
const int margin = gtb->gtb_margin;
int left = gtb->gtb_padding[0] - margin;
int top = rc->rc_height - gtb->gtb_padding[1] + margin;
int right = rc->rc_width - gtb->gtb_padding[2] + margin;
int bottom = gtb->gtb_padding[3] - margin;
int text_width = tex_width;
int text_height = tex_height;
float x1, y1, x2, y2;
if(gtb->w.glw_flags2 & GLW2_DEBUG)
printf(" textbitmap: text_width:%d left:%d right:%d margin:%d\n",
text_width, left, right, margin);
// Vertical
if(text_height > top - bottom) {
// Oversized, must cut
text_height = top - bottom;
} else {
switch(w->glw_alignment) {
case LAYOUT_ALIGN_CENTER:
case LAYOUT_ALIGN_LEFT:
case LAYOUT_ALIGN_RIGHT:
bottom = (bottom + top - text_height) / 2;
top = bottom + text_height;
break;
case LAYOUT_ALIGN_TOP_LEFT:
case LAYOUT_ALIGN_TOP_RIGHT:
case LAYOUT_ALIGN_TOP:
case LAYOUT_ALIGN_JUSTIFIED:
bottom = top - tex_height;
break;
case LAYOUT_ALIGN_BOTTOM:
case LAYOUT_ALIGN_BOTTOM_LEFT:
case LAYOUT_ALIGN_BOTTOM_RIGHT:
top = bottom + tex_height;
break;
}
}
y1 = -1.0f + 2.0f * bottom / (float)rc->rc_height;
y2 = -1.0f + 2.0f * top / (float)rc->rc_height;
// Horizontal
if(text_width > right - left || ti->ti_flags & IMAGE_TEXT_TRUNCATED) {
// Oversized, must cut
text_width = right - left;
if(gtb->w.glw_flags2 & GLW2_DEBUG)
printf(" textbitmap: Oversized, must cut. Width is now %d\n",
text_width);
#if 0
if(!(gtb->gtb_flags & GTB_ELLIPSIZE)) {
glw_renderer_vtx_col(>b->gtb_text_renderer, 0, 1,1,1,1+text_width/20);
glw_renderer_vtx_col(>b->gtb_text_renderer, 1, 1,1,1,0);
glw_renderer_vtx_col(>b->gtb_text_renderer, 2, 1,1,1,0);
glw_renderer_vtx_col(>b->gtb_text_renderer, 3, 1,1,1,1+text_width/20);
}
#endif
} else {
glw_renderer_vtx_col_reset(>b->gtb_text_renderer);
switch(w->glw_alignment) {
case LAYOUT_ALIGN_JUSTIFIED:
case LAYOUT_ALIGN_CENTER:
case LAYOUT_ALIGN_BOTTOM:
case LAYOUT_ALIGN_TOP:
left = (left + right - text_width) / 2;
right = left + text_width;
break;
case LAYOUT_ALIGN_LEFT:
case LAYOUT_ALIGN_TOP_LEFT:
case LAYOUT_ALIGN_BOTTOM_LEFT:
right = left + tex_width;
break;
case LAYOUT_ALIGN_RIGHT:
case LAYOUT_ALIGN_TOP_RIGHT:
case LAYOUT_ALIGN_BOTTOM_RIGHT:
left = right - tex_width;
break;
}
}
x1 = -1.0f + 2.0f * left / (float)rc->rc_width;
x2 = -1.0f + 2.0f * right / (float)rc->rc_width;
const float s = text_width / (float)tex_width;
const float t = text_height / (float)tex_height;
if(gtb->w.glw_flags2 & GLW2_DEBUG)
printf(" s=%f t=%f\n", s, t);
glw_renderer_vtx_pos(>b->gtb_text_renderer, 0, x1, y1, 0.0);
glw_renderer_vtx_st (>b->gtb_text_renderer, 0, 0, t);
glw_renderer_vtx_pos(>b->gtb_text_renderer, 1, x2, y1, 0.0);
glw_renderer_vtx_st (>b->gtb_text_renderer, 1, s, t);
glw_renderer_vtx_pos(>b->gtb_text_renderer, 2, x2, y2, 0.0);
glw_renderer_vtx_st (>b->gtb_text_renderer, 2, s, 0);
glw_renderer_vtx_pos(>b->gtb_text_renderer, 3, x1, y2, 0.0);
glw_renderer_vtx_st (>b->gtb_text_renderer, 3, 0, 0);
}
if(w->glw_class == &glw_text && gtb->gtb_update_cursor &&
gtb->gtb_state == GTB_VALID) {
int i = gtb->gtb_edit_ptr;
int left;
float x1, y1, x2, y2;
if(ti != NULL && ti->ti_charpos != NULL) {
if(i < ti->ti_charposlen) {
left = ti->ti_charpos[i*2 ];
} else {
left = ti->ti_charpos[2 * ti->ti_charposlen - 1];
}
} else {
left = 0;
}
left += gtb->gtb_padding[0];
x1 = -1.0f + 2.0f * (left - 1) / (float)rc->rc_width;
x2 = -1.0f + 2.0f * (left ) / (float)rc->rc_width;
y1 = -1.0f + 2.0f * gtb->gtb_padding[3] / (float)rc->rc_height;
y2 = 1.0f - 2.0f * gtb->gtb_padding[1] / (float)rc->rc_height;
glw_renderer_vtx_pos(>b->gtb_cursor_renderer, 0, x1, y1, 0.0);
glw_renderer_vtx_pos(>b->gtb_cursor_renderer, 1, x2, y1, 0.0);
glw_renderer_vtx_pos(>b->gtb_cursor_renderer, 2, x2, y2, 0.0);
glw_renderer_vtx_pos(>b->gtb_cursor_renderer, 3, x1, y2, 0.0);
if(w->glw_flags2 & GLW2_DEBUG) {
printf("Cursor updated %f %f %f %f rect:%d,%d\n",
x1, y1, x2, y2, rc->rc_width, rc->rc_height);
}
gtb->gtb_update_cursor = 0;
}
gtb->gtb_paint_cursor =
gtb->gtb_flags & GTB_PERMANENT_CURSOR ||
(w->glw_class == &glw_text && glw_is_focused(w));
if(gtb->gtb_paint_cursor && rc->rc_alpha > GLW_ALPHA_EPSILON)
glw_need_refresh(gr, 0);
gtb->gtb_need_layout = 0;
if(gtb->gtb_state == GTB_VALID && gtb->gtb_deferred_realize) {
gtb->gtb_deferred_realize = 0;
gtb_realize(gtb);
}
if(gtb->gtb_state != GTB_NEED_RENDER)
return;
TAILQ_INSERT_TAIL(&gr->gr_gtb_render_queue, gtb, gtb_workq_link);
gtb->gtb_state = GTB_QUEUED_FOR_RENDERING;
hts_cond_signal(&gr->gr_gtb_work_cond);
}
static void
glw_bloom_layout(glw_t *w, glw_rctx_t *rc)
{
glw_bloom_t *b = (void *)w;
glw_root_t *gr = w->glw_root;
glw_rctx_t rc0;
glw_t *c;
int x, y, i, sizx, sizy;
TAILQ_FOREACH(c, &w->glw_childs, glw_parent_link)
glw_layout0(c, rc);
if(b->b_glow < 0.01) {
if(b->b_width || b->b_height)
bloom_destroy_rtt(gr, b);
return;
}
sizx = rc->rc_width + EDGE_SIZE;
sizy = rc->rc_height + EDGE_SIZE;
if(b->b_width != sizx || b->b_height != sizy) {
if(b->b_width || b->b_height)
bloom_destroy_rtt(gr, b);
b->b_width = sizx;
b->b_height = sizy;
if(b->b_width || b->b_height) {
for(i = 0; i < BLOOM_COUNT; i++) {
x = b->b_width / (2 << i);
y = b->b_height / (2 << i);
glw_rtt_init(gr, &b->b_rtt[i], x, y, 1);
}
}
}
// Initialize output texture
if(!b->b_render_initialized) {
float xs = gr->gr_normalized_texture_coords ? 1.0 : b->b_width;
float ys = gr->gr_normalized_texture_coords ? 1.0 : b->b_height;
glw_renderer_init_quad(&b->b_render);
glw_renderer_vtx_pos(&b->b_render, 0, -1.0, -1.0, 0.0);
glw_renderer_vtx_st (&b->b_render, 0, 0.0, 0);
glw_renderer_vtx_pos(&b->b_render, 1, 1.0, -1.0, 0.0);
glw_renderer_vtx_st (&b->b_render, 1, xs, 0);
glw_renderer_vtx_pos(&b->b_render, 2, 1.0, 1.0, 0.0);
glw_renderer_vtx_st (&b->b_render, 2, xs, ys);
glw_renderer_vtx_pos(&b->b_render, 3, -1.0, 1.0, 0.0);
glw_renderer_vtx_st (&b->b_render, 3, 0.0, ys);
}
memset(&rc0, 0, sizeof(glw_rctx_t));
rc0.rc_alpha = 1;
rc0.rc_width = b->b_width - EDGE_SIZE;
rc0.rc_height = b->b_height - EDGE_SIZE;
rc0.rc_inhibit_shadows = 1;
if(!b->b_need_render)
return;
for(i = 0; i < BLOOM_COUNT; i++) {
glw_rtt_enter(gr, &b->b_rtt[i], &rc0);
rc0.rc_width = b->b_width - EDGE_SIZE;
rc0.rc_height = b->b_height - EDGE_SIZE;
glw_Scalef(&rc0,
1.0 - EDGE_SIZE / b->b_width,
1.0 - EDGE_SIZE / b->b_height,
1.0);
TAILQ_FOREACH(c, &w->glw_childs, glw_parent_link)
glw_render0(c, &rc0);
glw_rtt_restore(gr, &b->b_rtt[i]);
}
}
static void
glw_gradient_layout(glw_t *W, glw_rctx_t *rc)
{
glw_gradient_t *gg = (void *)W;
glw_root_t *gr = W->glw_root;
int w, h, i, tiles;
w = rc->rc_width;
h = rc->rc_height;
tiles = gg->gg_image_flags & (GLW_IMAGE_BEVEL_LEFT | GLW_IMAGE_BEVEL_RIGHT)
? 3 : 1;
for(i = gg->gg_tiles; i < tiles; i++) {
glw_renderer_init_quad(&gg->gg_gr[i]);
gg->gg_gr_initialized = tiles;
}
if(gg->gg_width != w || gg->gg_height != h || gg->gg_tiles != tiles) {
gg->gg_width = w;
gg->gg_height = h;
gg->gg_tiles = tiles;
gg->gg_height2 = glw_can_tnpo2(gr) ? h : 1 << (av_log2(h));
float xs = gr->gr_normalized_texture_coords ? 1.0 : TILEWIDTH;
float ys = gr->gr_normalized_texture_coords ? 1.0 : gg->gg_height2;
glw_renderer_t *r;
if(tiles == 1) {
r = &gg->gg_gr[0];
float u = xs * rc->rc_width / TILEWIDTH;
glw_renderer_vtx_pos(r, 0, -1.0, -1.0, 0.0);
glw_renderer_vtx_st (r, 0, 0.0, ys);
glw_renderer_vtx_pos(r, 1, 1.0, -1.0, 0.0);
glw_renderer_vtx_st (r, 1, u, ys);
glw_renderer_vtx_pos(r, 2, 1.0, 1.0, 0.0);
glw_renderer_vtx_st (r, 2, u, 0.0);
glw_renderer_vtx_pos(r, 3, -1.0, 1.0, 0.0);
glw_renderer_vtx_st (r, 3, 0.0, 0.0);
} else {
r = &gg->gg_gr[0];
float u = xs * (rc->rc_width - TILEWIDTH * 2) / TILEWIDTH;
float x1 = -1.0 + 2.0 * TILEWIDTH / gg->gg_width;
float x2 = -1.0 + 2.0 * (gg->gg_width - TILEWIDTH) / gg->gg_width;
glw_renderer_vtx_pos(r, 0, x1, -1.0, 0.0);
glw_renderer_vtx_st (r, 0, 0.0, ys);
glw_renderer_vtx_pos(r, 1, x2, -1.0, 0.0);
glw_renderer_vtx_st (r, 1, u, ys);
glw_renderer_vtx_pos(r, 2, x2, 1.0, 0.0);
glw_renderer_vtx_st (r, 2, u, 0.0);
glw_renderer_vtx_pos(r, 3, x1, 1.0, 0.0);
glw_renderer_vtx_st (r, 3, 0.0, 0.0);
r = &gg->gg_gr[1];
glw_renderer_vtx_pos(r, 0, -1.0, -1.0, 0.0);
glw_renderer_vtx_st (r, 0, 0.0, ys);
glw_renderer_vtx_pos(r, 1, x1, -1.0, 0.0);
glw_renderer_vtx_st (r, 1, xs, ys);
glw_renderer_vtx_pos(r, 2, x1, 1.0, 0.0);
glw_renderer_vtx_st (r, 2, xs, 0.0);
glw_renderer_vtx_pos(r, 3, -1.0, 1.0, 0.0);
glw_renderer_vtx_st (r, 3, 0.0, 0.0);
r = &gg->gg_gr[2];
glw_renderer_vtx_pos(r, 0, x2, -1.0, 0.0);
glw_renderer_vtx_st (r, 0, 0.0, ys);
glw_renderer_vtx_pos(r, 1, 1.0, -1.0, 0.0);
glw_renderer_vtx_st (r, 1, xs, ys);
glw_renderer_vtx_pos(r, 2, 1.0, 1.0, 0.0);
glw_renderer_vtx_st (r, 2, xs, 0.0);
glw_renderer_vtx_pos(r, 3, x2, 1.0, 0.0);
glw_renderer_vtx_st (r, 3, 0.0, 0.0);
}
gg->gg_repaint = 1;
}
if(gg->gg_repaint) {
gg->gg_repaint = 0;
repaint(gg, gr, i, TILEWIDTH, gg->gg_height2, gg->gg_tiles);
}
}
static void
glw_fx_texrot_layout(glw_t *w, glw_rctx_t *rc)
{
glw_fx_texrot_t *fx = (void *)w;
glw_loadable_texture_t *glt = fx->fx_tex;
glw_root_t *gr = w->glw_root;
glw_rctx_t rc0;
int width = 512;
int height = 512;
width = 256;
height = 256;
if(glt == NULL)
return;
// Layout the source texture
glw_tex_layout(w->glw_root, glt);
if(!glw_renderer_initialized(&fx->fx_render)) {
float xs = gr->gr_normalized_texture_coords ? 1.0 : glt->glt_xs;
float ys = gr->gr_normalized_texture_coords ? 1.0 : glt->glt_ys;
glw_renderer_init_quad(&fx->fx_source_render);
glw_renderer_vtx_pos(&fx->fx_source_render, 0, -1.0, -1.0, 0.0);
glw_renderer_vtx_st (&fx->fx_source_render, 0, 0.0, ys);
glw_renderer_vtx_pos(&fx->fx_source_render, 1, 1.0, -1.0, 0.0);
glw_renderer_vtx_st (&fx->fx_source_render, 1, xs, ys);
glw_renderer_vtx_pos(&fx->fx_source_render, 2, 1.0, 1.0, 0.0);
glw_renderer_vtx_st (&fx->fx_source_render, 2, xs, 0.0);
glw_renderer_vtx_pos(&fx->fx_source_render, 3, -1.0, 1.0, 0.0);
glw_renderer_vtx_st (&fx->fx_source_render, 3, 0.0, 0.0);
}
// Init render to texture object
if(!fx->fx_rtt_initialized) {
fx->fx_rtt_initialized = 1;
glw_rtt_init(gr, &fx->fx_rtt, width, height, 0);
}
// Initialize output texture
if(!fx->fx_render_initialized) {
float xs = gr->gr_normalized_texture_coords ? 1.0 : width;
float ys = gr->gr_normalized_texture_coords ? 1.0 : height;
glw_renderer_init_quad(&fx->fx_render);
glw_renderer_vtx_pos(&fx->fx_render, 0, -1.0, -1.0, 0.0);
glw_renderer_vtx_st (&fx->fx_render, 0, 0.0, ys);
glw_renderer_vtx_pos(&fx->fx_render, 1, 1.0, -1.0, 0.0);
glw_renderer_vtx_st (&fx->fx_render, 1, xs, ys);
glw_renderer_vtx_pos(&fx->fx_render, 2, 1.0, 1.0, 0.0);
glw_renderer_vtx_st (&fx->fx_render, 2, xs, 0.0);
glw_renderer_vtx_pos(&fx->fx_render, 3, -1.0, 1.0, 0.0);
glw_renderer_vtx_st (&fx->fx_render, 3, 0.0, 0.0);
}
if(!fx->fx_need_render)
return;
// Enter render-to-texture mode
glw_rtt_enter(gr, &fx->fx_rtt, &rc0);
// Render the gradients
glw_fx_texrot_render_internal(gr, &rc0, fx, glt);
// Leave render-to-texture mode
glw_rtt_restore(gr, &fx->fx_rtt);
}
static void
glw_text_bitmap_layout(glw_t *w, glw_rctx_t *rc)
{
glw_text_bitmap_t *gtb = (void *)w;
glw_root_t *gr = w->glw_root;
pixmap_t *pm = gtb->gtb_pixmap;
// Initialize renderers
if(!glw_renderer_initialized(>b->gtb_text_renderer))
glw_renderer_init_quad(>b->gtb_text_renderer);
if(w->glw_class == &glw_text &&
!glw_renderer_initialized(>b->gtb_cursor_renderer))
glw_renderer_init_quad(>b->gtb_cursor_renderer);
// Upload texture
if(pm != NULL && pm->pm_pixels != NULL) {
int fmt;
fmt = pm->pm_type == PIXMAP_IA ? GLW_TEXTURE_FORMAT_I8A8 : GLW_TEXTURE_FORMAT_BGR32;
glw_tex_upload(gr, >b->gtb_texture, pm->pm_pixels,
fmt, pm->pm_width, pm->pm_height, 0);
free(pm->pm_pixels);
pm->pm_pixels = NULL;
gtb->gtb_need_layout = 1;
}
// Check if we need to repaint
if((gtb->gtb_saved_width != rc->rc_width ||
gtb->gtb_saved_height != rc->rc_height)) {
if(pm != NULL && gtb->gtb_state == GTB_VALID) {
if(pm->pm_flags & PIXMAP_TEXT_WRAPPED)
gtb->gtb_state = GTB_NEED_RENDER;
if(rc->rc_width > gtb->gtb_saved_width &&
pm->pm_flags & PIXMAP_TEXT_TRUNCATED)
gtb->gtb_state = GTB_NEED_RENDER;
if(gtb->gtb_flags & GTB_ELLIPSIZE) {
if(pm->pm_flags & PIXMAP_TEXT_TRUNCATED) {
gtb->gtb_state = GTB_NEED_RENDER;
} else {
if(rc->rc_width - gtb->gtb_padding_right - gtb->gtb_padding_left <
pm->pm_width - pm->pm_margin * 2)
gtb->gtb_state = GTB_NEED_RENDER;
if(rc->rc_height - gtb->gtb_padding_top - gtb->gtb_padding_bottom <
pm->pm_height - pm->pm_margin * 2)
gtb->gtb_state = GTB_NEED_RENDER;
}
}
}
gtb->gtb_saved_width = rc->rc_width;
gtb->gtb_saved_height = rc->rc_height;
gtb->gtb_need_layout = 1;
if(gtb->w.glw_flags & GLW_DEBUG)
printf(" parent widget gives us :%d x %d\n", rc->rc_width, rc->rc_height);
}
if(pm != NULL && gtb->gtb_need_layout) {
int left = gtb->gtb_padding_left - pm->pm_margin;
int top = rc->rc_height - gtb->gtb_padding_top + pm->pm_margin;
int right = rc->rc_width - gtb->gtb_padding_right + pm->pm_margin;
int bottom = gtb->gtb_padding_bottom - pm->pm_margin;
int text_width = pm->pm_width;
int text_height = pm->pm_height;
float x1, y1, x2, y2;
// Horizontal
if(text_width > right - left) {
// Oversized, must cut
text_width = right - left;
if(!(gtb->gtb_flags & GTB_ELLIPSIZE)) {
glw_renderer_vtx_col(>b->gtb_text_renderer, 0, 1,1,1,1+text_width/20);
glw_renderer_vtx_col(>b->gtb_text_renderer, 1, 1,1,1,0);
glw_renderer_vtx_col(>b->gtb_text_renderer, 2, 1,1,1,0);
glw_renderer_vtx_col(>b->gtb_text_renderer, 3, 1,1,1,1+text_width/20);
}
} else {
glw_renderer_vtx_col(>b->gtb_text_renderer, 0, 1,1,1,1);
glw_renderer_vtx_col(>b->gtb_text_renderer, 1, 1,1,1,1);
glw_renderer_vtx_col(>b->gtb_text_renderer, 2, 1,1,1,1);
glw_renderer_vtx_col(>b->gtb_text_renderer, 3, 1,1,1,1);
switch(w->glw_alignment) {
case LAYOUT_ALIGN_JUSTIFIED:
case LAYOUT_ALIGN_CENTER:
case LAYOUT_ALIGN_BOTTOM:
case LAYOUT_ALIGN_TOP:
left = (left + right - text_width) / 2;
right = left + text_width;
break;
case LAYOUT_ALIGN_LEFT:
case LAYOUT_ALIGN_TOP_LEFT:
case LAYOUT_ALIGN_BOTTOM_LEFT:
right = left + pm->pm_width;
break;
case LAYOUT_ALIGN_RIGHT:
case LAYOUT_ALIGN_TOP_RIGHT:
case LAYOUT_ALIGN_BOTTOM_RIGHT:
left = right - pm->pm_width;
break;
}
}
// Vertical
if(text_height > top - bottom) {
// Oversized, must cut
text_height = top - bottom;
} else {
switch(w->glw_alignment) {
case LAYOUT_ALIGN_CENTER:
case LAYOUT_ALIGN_LEFT:
case LAYOUT_ALIGN_RIGHT:
bottom = (bottom + top - text_height) / 2;
top = bottom + text_height;
break;
case LAYOUT_ALIGN_TOP_LEFT:
case LAYOUT_ALIGN_TOP_RIGHT:
case LAYOUT_ALIGN_TOP:
case LAYOUT_ALIGN_JUSTIFIED:
bottom = top - pm->pm_height;
break;
case LAYOUT_ALIGN_BOTTOM:
case LAYOUT_ALIGN_BOTTOM_LEFT:
case LAYOUT_ALIGN_BOTTOM_RIGHT:
top = bottom + pm->pm_height;
break;
}
}
x1 = -1.0f + 2.0f * left / (float)rc->rc_width;
y1 = -1.0f + 2.0f * bottom / (float)rc->rc_height;
x2 = -1.0f + 2.0f * right / (float)rc->rc_width;
y2 = -1.0f + 2.0f * top / (float)rc->rc_height;
float s, t;
if(gr->gr_normalized_texture_coords) {
s = text_width / (float)pm->pm_width;
t = text_height / (float)pm->pm_height;
} else {
s = text_width;
t = text_height;
}
glw_renderer_vtx_pos(>b->gtb_text_renderer, 0, x1, y1, 0.0);
glw_renderer_vtx_st (>b->gtb_text_renderer, 0, 0, t);
glw_renderer_vtx_pos(>b->gtb_text_renderer, 1, x2, y1, 0.0);
glw_renderer_vtx_st (>b->gtb_text_renderer, 1, s, t);
glw_renderer_vtx_pos(>b->gtb_text_renderer, 2, x2, y2, 0.0);
glw_renderer_vtx_st (>b->gtb_text_renderer, 2, s, 0);
glw_renderer_vtx_pos(>b->gtb_text_renderer, 3, x1, y2, 0.0);
glw_renderer_vtx_st (>b->gtb_text_renderer, 3, 0, 0);
}
if(w->glw_class == &glw_text && gtb->gtb_update_cursor &&
gtb->gtb_state == GTB_VALID) {
int i = gtb->gtb_edit_ptr;
int left, right;
float x1, y1, x2, y2;
if(pm != NULL && pm->pm_charpos != NULL) {
if(i < pm->pm_charposlen) {
left = pm->pm_charpos[i*2 ];
right = pm->pm_charpos[i*2+1];
} else {
left = pm->pm_charpos[2*pm->pm_charposlen - 1];
right = left + 10;
}
left += gtb->gtb_padding_left;
right += gtb->gtb_padding_left;
} else {
left = 0;
right = 10;
}
x1 = -1.0f + 2.0f * left / (float)rc->rc_width;
x2 = -1.0f + 2.0f * right / (float)rc->rc_width;
y1 = -0.9f;
y2 = 0.9f;
glw_renderer_vtx_pos(>b->gtb_cursor_renderer, 0, x1, y1, 0.0);
glw_renderer_vtx_pos(>b->gtb_cursor_renderer, 1, x2, y1, 0.0);
glw_renderer_vtx_pos(>b->gtb_cursor_renderer, 2, x2, y2, 0.0);
glw_renderer_vtx_pos(>b->gtb_cursor_renderer, 3, x1, y2, 0.0);
gtb->gtb_update_cursor = 0;
}
gtb->gtb_paint_cursor = w->glw_class == &glw_text && glw_is_focused(w);
gtb->gtb_need_layout = 0;
if(gtb->gtb_state == GTB_VALID && gtb->gtb_deferred_realize) {
gtb->gtb_deferred_realize = 0;
gtb_realize(gtb);
}
if(gtb->gtb_state != GTB_NEED_RENDER)
return;
TAILQ_INSERT_TAIL(&gr->gr_gtb_render_queue, gtb, gtb_workq_link);
gtb->gtb_state = GTB_QUEUED_FOR_RENDERING;
hts_cond_signal(&gr->gr_gtb_work_cond);
}
static void
glw_image_layout_tesselated(glw_root_t *gr, glw_rctx_t *rc, glw_image_t *gi,
glw_loadable_texture_t *glt)
{
float tex[4][2];
float vex[4][2];
int x, y, i = 0, BL, BR;
if(gi->w.glw_flags2 & GLW2_AUTOMARGIN) {
gi->gi_automargin_left = 0;
gi->gi_automargin_top = 0;
gi->gi_automargin_right = 0;
gi->gi_automargin_bottom = 0;
glw_t *c = TAILQ_FIRST(&gi->w.glw_childs);
if(c != NULL && (c->glw_flags & (GLW_CONSTRAINT_X | GLW_CONSTRAINT_Y)) ==
(GLW_CONSTRAINT_X | GLW_CONSTRAINT_Y)) {
int hspill = rc->rc_width - c->glw_req_size_x -
gi->gi_box_left - gi->gi_box_right;
if(hspill > 0) {
gi->gi_automargin_left = hspill / 2 + (hspill & 1);
gi->gi_automargin_right = hspill / 2;
}
int vspill = rc->rc_height - c->glw_req_size_y -
gi->gi_box_top - gi->gi_box_bottom;
if(vspill > 0) {
gi->gi_automargin_top = vspill / 2 + (vspill & 1);
gi->gi_automargin_bottom = vspill / 2;
}
} else if(c != NULL && c->glw_flags & GLW_CONSTRAINT_W &&
c->glw_req_weight < 0) {
float aspect = -c->glw_req_weight;
float cw = rc->rc_width - gi->gi_box_left - gi->gi_box_right;
float ch = rc->rc_height - gi->gi_box_top - gi->gi_box_bottom;
float myaspect = cw / ch;
if(myaspect > aspect) {
// We are wider than our child wants
int cwidth = ch * aspect;
int hspill = cw - cwidth;
if(hspill > 0) {
gi->gi_automargin_left = hspill / 2 + (hspill & 1);
gi->gi_automargin_right = hspill / 2;
}
} else {
int cheight = cw / aspect;
int vspill = ch - cheight;
if(vspill > 0) {
gi->gi_automargin_top = vspill / 2 + (vspill & 1);
gi->gi_automargin_bottom = vspill / 2;
}
}
} else if(gi->gi_child_aspect > 0) {
int px = rc->rc_height * gi->gi_child_aspect;
int hspill = rc->rc_width - px - gi->gi_box_left - gi->gi_box_right;
if(hspill > 0) {
gi->gi_automargin_left = hspill / 2 + (hspill & 1);
gi->gi_automargin_right = hspill / 2;
}
}
if(gi->w.glw_flags & GLW_DEBUG)
printf("Automargin %d,%d,%d,%d\n",
gi->gi_automargin_left,
gi->gi_automargin_top,
gi->gi_automargin_right,
gi->gi_automargin_bottom);
update_box(gi);
}
if(gr->gr_normalized_texture_coords) {
tex[1][0] = 0.0f + (float)gi->gi_border_left / glt->glt_xs;
tex[2][0] = glt->glt_s - (float)gi->gi_border_right / glt->glt_xs;
tex[0][0] = gi->gi_bitmap_flags & GLW_IMAGE_BORDER_LEFT ? 0.0f : tex[1][0];
tex[3][0] = gi->gi_bitmap_flags & GLW_IMAGE_BORDER_RIGHT ? glt->glt_s : tex[2][0];
tex[0][1] = 0.0f;
tex[1][1] = 0.0f + (float)gi->gi_border_top / glt->glt_ys;
tex[2][1] = glt->glt_t - (float)gi->gi_border_bottom / glt->glt_ys;
tex[3][1] = glt->glt_t;
} else {
tex[1][0] = gi->gi_border_left;
tex[2][0] = glt->glt_xs - gi->gi_border_right;
tex[0][0] = gi->gi_bitmap_flags & GLW_IMAGE_BORDER_LEFT ? 0.0f : tex[1][0];
tex[3][0] = gi->gi_bitmap_flags & GLW_IMAGE_BORDER_RIGHT ? glt->glt_xs : tex[2][0];
tex[0][1] = 0.0f;
tex[1][1] = gi->gi_border_top;
tex[2][1] = glt->glt_ys - gi->gi_border_bottom;
tex[3][1] = glt->glt_ys;
}
if(gi->gi_bitmap_flags & GLW_IMAGE_ASPECT_FIXED_BORDERS) {
BL = rc->rc_height * gi->gi_border_left / glt->glt_ys;
BR = rc->rc_height * gi->gi_border_right / glt->glt_ys;
gi->gi_border_left_afix = BL;
gi->gi_border_right_afix = BR;
update_box(gi);
} else {
BL = gi->gi_border_left;
BR = gi->gi_border_right;
}
vex[0][0] = GLW_MIN(-1.0f + 2.0f * (gi->gi_margin_left + gi->gi_automargin_left) / rc->rc_width, 0.0f);
vex[1][0] = GLW_MIN(-1.0f + 2.0f * (BL + gi->gi_margin_left + gi->gi_automargin_left) / rc->rc_width, 0.0f);
vex[2][0] = GLW_MAX( 1.0f - 2.0f * (BR + gi->gi_margin_right + gi->gi_automargin_right) / rc->rc_width, 0.0f);
vex[3][0] = GLW_MAX( 1.0f - 2.0f * (gi->gi_margin_right + gi->gi_automargin_right) / rc->rc_width, 0.0f);
vex[0][1] = GLW_MAX( 1.0f - 2.0f * (gi->gi_margin_top + gi->gi_automargin_top) / rc->rc_height, 0.0f);
vex[1][1] = GLW_MAX( 1.0f - 2.0f * (gi->gi_border_top + gi->gi_margin_top + gi->gi_automargin_top) / rc->rc_height, 0.0f);
vex[2][1] = GLW_MIN(-1.0f + 2.0f * (gi->gi_border_bottom + gi->gi_margin_bottom + gi->gi_automargin_bottom) / rc->rc_height, 0.0f);
vex[3][1] = GLW_MIN(-1.0f + 2.0f * (gi->gi_margin_bottom + gi->gi_automargin_bottom) / rc->rc_height, 0.0f);
for(y = 0; y < 4; y++) {
for(x = 0; x < 4; x++) {
glw_renderer_vtx_pos(&gi->gi_gr, i, vex[x][0], vex[y][1], 0.0f);
glw_renderer_vtx_st (&gi->gi_gr, i, tex[x][0], tex[y][1]);
i++;
}
}
}
