void deinterlace_render(obs_source_t *s)
{
gs_effect_t *effect = s->deinterlace_effect;
uint64_t frame2_ts;
gs_eparam_t *image = gs_effect_get_param_by_name(effect, "image");
gs_eparam_t *prev = gs_effect_get_param_by_name(effect,
"previous_image");
gs_eparam_t *field = gs_effect_get_param_by_name(effect, "field_order");
gs_eparam_t *frame2 = gs_effect_get_param_by_name(effect, "frame2");
gs_eparam_t *dimensions = gs_effect_get_param_by_name(effect,
"dimensions");
struct vec2 size = {(float)s->async_width, (float)s->async_height};
bool yuv = format_is_yuv(s->async_format);
bool limited_range = yuv && !s->async_full_range;
const char *tech = yuv ? "DrawMatrix" : "Draw";
gs_texture_t *cur_tex = s->async_texrender ?
gs_texrender_get_texture(s->async_texrender) :
s->async_texture;
gs_texture_t *prev_tex = s->async_prev_texrender ?
gs_texrender_get_texture(s->async_prev_texrender) :
s->async_prev_texture;
if (!cur_tex || !prev_tex || !s->async_width || !s->async_height)
return;
gs_effect_set_texture(image, cur_tex);
gs_effect_set_texture(prev, prev_tex);
gs_effect_set_int(field, s->deinterlace_top_first);
gs_effect_set_vec2(dimensions, &size);
if (yuv) {
gs_eparam_t *color_matrix = gs_effect_get_param_by_name(
effect, "color_matrix");
gs_effect_set_val(color_matrix, s->async_color_matrix,
sizeof(float) * 16);
}
if (limited_range) {
const size_t size = sizeof(float) * 3;
gs_eparam_t *color_range_min = gs_effect_get_param_by_name(
effect, "color_range_min");
gs_eparam_t *color_range_max = gs_effect_get_param_by_name(
effect, "color_range_max");
gs_effect_set_val(color_range_min, s->async_color_range_min,
size);
gs_effect_set_val(color_range_max, s->async_color_range_max,
size);
}
frame2_ts = s->deinterlace_frame_ts + s->deinterlace_offset +
s->deinterlace_half_duration - TWOX_TOLERANCE;
gs_effect_set_bool(frame2, obs->video.video_time >= frame2_ts);
while (gs_effect_loop(effect, tech))
gs_draw_sprite(NULL, s->async_flip ? GS_FLIP_V : 0,
s->async_width, s->async_height);
}
static void fade_callback(void *data, gs_texture_t *a, gs_texture_t *b, float t,
uint32_t cx, uint32_t cy)
{
struct fade_info *fade = data;
gs_effect_set_texture(fade->a_param, a);
gs_effect_set_texture(fade->b_param, b);
gs_effect_set_float(fade->fade_param, t);
while (gs_effect_loop(fade->effect, "Fade"))
gs_draw_sprite(NULL, 0, cx, cy);
}
void XCompcapMain::render(gs_effect_t *effect)
{
if (!p->win)
return;
PLock lock(&p->lock, true);
effect = obs_get_base_effect(OBS_EFFECT_OPAQUE);
if (!lock.isLocked() || !p->tex)
return;
gs_eparam_t *image = gs_effect_get_param_by_name(effect, "image");
gs_effect_set_texture(image, p->tex);
while (gs_effect_loop(effect, "Draw")) {
gs_draw_sprite(p->tex, 0, 0, 0);
}
if (p->cursor && p->gltex && p->show_cursor && !p->cursor_outside) {
effect = obs_get_base_effect(OBS_EFFECT_DEFAULT);
while (gs_effect_loop(effect, "Draw")) {
xcursor_render(p->cursor);
}
}
}
static void color_grade_filter_render(void *data, gs_effect_t *effect)
{
struct lut_filter_data *filter = data;
obs_source_t *target = obs_filter_get_target(filter->context);
gs_eparam_t *param;
if (!target || !filter->target || !filter->effect) {
obs_source_skip_video_filter(filter->context);
return;
}
if (!obs_source_process_filter_begin(filter->context, GS_RGBA,
OBS_ALLOW_DIRECT_RENDERING))
return;
param = gs_effect_get_param_by_name(filter->effect, "clut");
gs_effect_set_texture(param, filter->target);
param = gs_effect_get_param_by_name(filter->effect, "clut_amount");
gs_effect_set_float(param, filter->clut_amount);
obs_source_process_filter_end(filter->context, filter->effect, 0, 0);
UNUSED_PARAMETER(effect);
}
void draw_uv_vbuffer(gs_vertbuffer_t *vbuf, gs_texture_t *tex,
gs_effect_t *effect, uint32_t num_verts)
{
gs_texture_t *texture = tex;
gs_technique_t *tech = gs_effect_get_technique(effect, "Draw");
gs_eparam_t *image = gs_effect_get_param_by_name(effect, "image");
size_t passes;
if (vbuf == NULL || tex == NULL) return;
gs_vertexbuffer_flush(vbuf);
gs_load_vertexbuffer(vbuf);
gs_load_indexbuffer(NULL);
passes = gs_technique_begin(tech);
for (size_t i = 0; i < passes; i++) {
if (gs_technique_begin_pass(tech, i)) {
gs_effect_set_texture(image, texture);
gs_draw(GS_TRIS, 0, num_verts);
gs_technique_end_pass(tech);
}
}
gs_technique_end(tech);
}
static void render_nv12(struct obs_core_video *video, gs_texture_t *target,
int cur_texture, int prev_texture, const char *tech_name,
uint32_t width, uint32_t height)
{
gs_texture_t *texture = video->output_textures[prev_texture];
gs_effect_t *effect = video->conversion_effect;
gs_eparam_t *image = gs_effect_get_param_by_name(effect, "image");
gs_technique_t *tech = gs_effect_get_technique(effect, tech_name);
size_t passes, i;
gs_effect_set_texture(image, texture);
gs_set_render_target(target, NULL);
set_render_size(width, height);
gs_enable_blending(false);
passes = gs_technique_begin(tech);
for (i = 0; i < passes; i++) {
gs_technique_begin_pass(tech, i);
gs_draw_sprite(texture, 0, width, height);
gs_technique_end_pass(tech);
}
gs_technique_end(tech);
gs_enable_blending(true);
}
static inline void render_output_texture(struct obs_core_video *video,
int cur_texture, int prev_texture)
{
profile_start(render_output_texture_name);
gs_texture_t *texture = video->render_textures[prev_texture];
gs_texture_t *target = video->output_textures[cur_texture];
uint32_t width = gs_texture_get_width(target);
uint32_t height = gs_texture_get_height(target);
struct vec2 base_i;
vec2_set(&base_i,
1.0f / (float)video->base_width,
1.0f / (float)video->base_height);
gs_effect_t *effect = get_scale_effect(video, width, height);
gs_technique_t *tech;
if (video->ovi.output_format == VIDEO_FORMAT_RGBA) {
tech = gs_effect_get_technique(effect, "Draw");
} else {
tech = gs_effect_get_technique(effect, "DrawMatrix");
}
gs_eparam_t *image = gs_effect_get_param_by_name(effect, "image");
gs_eparam_t *matrix = gs_effect_get_param_by_name(effect,
"color_matrix");
gs_eparam_t *bres_i = gs_effect_get_param_by_name(effect,
"base_dimension_i");
size_t passes, i;
if (!video->textures_rendered[prev_texture])
goto end;
gs_set_render_target(target, NULL);
set_render_size(width, height);
if (bres_i)
gs_effect_set_vec2(bres_i, &base_i);
gs_effect_set_val(matrix, video->color_matrix, sizeof(float) * 16);
gs_effect_set_texture(image, texture);
gs_enable_blending(false);
passes = gs_technique_begin(tech);
for (i = 0; i < passes; i++) {
gs_technique_begin_pass(tech, i);
gs_draw_sprite(texture, 0, width, height);
gs_technique_end_pass(tech);
}
gs_technique_end(tech);
gs_enable_blending(true);
video->textures_output[cur_texture] = true;
end:
profile_end(render_output_texture_name);
}
static void image_source_render(void *data, gs_effect_t *effect)
{
struct image_source *context = data;
if (!context->image.texture)
return;
gs_effect_set_texture(gs_effect_get_param_by_name(effect, "image"),
context->image.texture);
gs_draw_sprite(context->image.texture, 0,
context->image.cx, context->image.cy);
}
static void render_convert_texture(struct obs_core_video *video,
int cur_texture, int prev_texture)
{
profile_start(render_convert_texture_name);
gs_texture_t *texture = video->output_textures[prev_texture];
gs_texture_t *target = video->convert_textures[cur_texture];
float fwidth = (float)video->output_width;
float fheight = (float)video->output_height;
size_t passes, i;
gs_effect_t *effect = video->conversion_effect;
gs_eparam_t *image = gs_effect_get_param_by_name(effect, "image");
gs_technique_t *tech = gs_effect_get_technique(effect,
video->conversion_tech);
if (!video->textures_output[prev_texture])
goto end;
set_eparam(effect, "u_plane_offset", (float)video->plane_offsets[1]);
set_eparam(effect, "v_plane_offset", (float)video->plane_offsets[2]);
set_eparam(effect, "width", fwidth);
set_eparam(effect, "height", fheight);
set_eparam(effect, "width_i", 1.0f / fwidth);
set_eparam(effect, "height_i", 1.0f / fheight);
set_eparam(effect, "width_d2", fwidth * 0.5f);
set_eparam(effect, "height_d2", fheight * 0.5f);
set_eparam(effect, "width_d2_i", 1.0f / (fwidth * 0.5f));
set_eparam(effect, "height_d2_i", 1.0f / (fheight * 0.5f));
set_eparam(effect, "input_height", (float)video->conversion_height);
gs_effect_set_texture(image, texture);
gs_set_render_target(target, NULL);
set_render_size(video->output_width, video->conversion_height);
gs_enable_blending(false);
passes = gs_technique_begin(tech);
for (i = 0; i < passes; i++) {
gs_technique_begin_pass(tech, i);
gs_draw_sprite(texture, 0, video->output_width,
video->conversion_height);
gs_technique_end_pass(tech);
}
gs_technique_end(tech);
gs_enable_blending(true);
video->textures_converted[cur_texture] = true;
end:
profile_end(render_convert_texture_name);
}
void xcursor_render(xcursor_t *data) {
gs_effect_t *effect = gs_get_effect();
gs_eparam_t *image = gs_effect_get_param_by_name(effect, "image");
gs_effect_set_texture(image, data->tex);
gs_matrix_push();
gs_matrix_translate3f(data->render_x, data->render_y, 0.0f);
gs_enable_blending(True);
gs_blend_function(GS_BLEND_ONE, GS_BLEND_INVSRCALPHA);
gs_draw_sprite(data->tex, 0, 0, 0);
gs_matrix_pop();
}
void BrowserSource::Impl::RenderCurrentTexture(gs_effect_t *effect)
{
GetParent()->LockTexture();
if (activeTexture != nullptr) {
gs_reset_blend_state();
gs_effect_set_texture(
gs_effect_get_param_by_name(effect, "image"),
activeTexture);
gs_draw_sprite(activeTexture, 0, parent->GetWidth(),
parent->GetHeight());
}
GetParent()->UnlockTexture();
}
void xcursor_render(xcursor_t *data) {
/* TODO: why do i need effects ? */
gs_effect_t effect = gs_get_effect();
gs_eparam_t image = gs_effect_get_param_by_name(effect, "image");
gs_effect_set_texture(image, data->tex);
gs_matrix_push();
gs_matrix_translate3f(-data->pos_x, -data->pos_y, 0);
gs_enable_blending(True);
gs_blend_function(GS_BLEND_ONE, GS_BLEND_INVSRCALPHA);
gs_draw_sprite(data->tex, 0, 0, 0);
gs_matrix_pop();
}
/**
* Render the capture data
*/
static void xshm_video_render(void *vptr, gs_effect_t effect)
{
XSHM_DATA(vptr);
if (!data->xshm)
return;
gs_eparam_t image = gs_effect_get_param_by_name(effect, "image");
gs_effect_set_texture(image, data->texture);
gs_enable_blending(false);
gs_draw_sprite(data->texture, 0, 0, 0);
if (data->show_cursor)
xcursor_render(data->cursor);
gs_reset_blend_state();
}
void XCompcapMain::render(gs_effect_t *effect)
{
PLock lock(&p->lock, true);
if (!lock.isLocked() || !p->tex)
return;
gs_eparam_t *image = gs_effect_get_param_by_name(effect, "image");
gs_effect_set_texture(image, p->tex);
gs_enable_blending(false);
gs_draw_sprite(p->tex, 0, 0, 0);
if (p->cursor && p->gltex && p->show_cursor && !p->cursor_outside)
xcursor_render(p->cursor);
gs_reset_blend_state();
}
static void draw_texture(struct dc_capture *capture, gs_effect_t *effect)
{
gs_texture_t *texture = capture->texture;
gs_technique_t *tech = gs_effect_get_technique(effect, "Draw");
gs_eparam_t *image = gs_effect_get_param_by_name(effect, "image");
size_t passes;
gs_effect_set_texture(image, texture);
passes = gs_technique_begin(tech);
for (size_t i = 0; i < passes; i++) {
if (gs_technique_begin_pass(tech, i)) {
if (capture->compatibility)
gs_draw_sprite(texture, GS_FLIP_V, 0, 0);
else
gs_draw_sprite(texture, 0, 0, 0);
gs_technique_end_pass(tech);
}
}
gs_technique_end(tech);
}
/**
* Render the capture data
*/
static void xshm_video_render(void *vptr, gs_effect_t *effect)
{
XSHM_DATA(vptr);
effect = obs_get_opaque_effect();
if (!data->texture)
return;
gs_eparam_t *image = gs_effect_get_param_by_name(effect, "image");
gs_effect_set_texture(image, data->texture);
while (gs_effect_loop(effect, "Draw")) {
gs_draw_sprite(data->texture, 0, 0, 0);
}
if (data->show_cursor) {
effect = obs_get_default_effect();
while (gs_effect_loop(effect, "Draw")) {
xcb_xcursor_render(data->cursor);
}
}
}