OBS/obs-studio
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UI: Draw cropped scene item edges as green in preview

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This commit is contained in:
jp9000 2016-03-30 18:44:49 -07:00
parent eb1ee87f38
commit 02661843de
3 changed files with 55 additions and 3 deletions
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24
obs/window-basic-main.cpp
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@ -862,6 +862,26 @@ void OBSBasic::InitPrimitives()
gs_vertex2f(0.0f, 0.0f);
box = gs_render_save();
gs_render_start(true);
gs_vertex2f(0.0f, 0.0f);
gs_vertex2f(0.0f, 1.0f);
boxLeft = gs_render_save();
gs_render_start(true);
gs_vertex2f(0.0f, 0.0f);
gs_vertex2f(1.0f, 0.0f);
boxTop = gs_render_save();
gs_render_start(true);
gs_vertex2f(1.0f, 0.0f);
gs_vertex2f(1.0f, 1.0f);
boxRight = gs_render_save();
gs_render_start(true);
gs_vertex2f(0.0f, 1.0f);
gs_vertex2f(1.0f, 1.0f);
boxBottom = gs_render_save();
gs_render_start(true);
for (int i = 0; i <= 360; i += (360/20)) {
float pos = RAD(float(i));
@ -1279,6 +1299,10 @@ OBSBasic::~OBSBasic()
obs_enter_graphics();
gs_vertexbuffer_destroy(box);
gs_vertexbuffer_destroy(boxLeft);
gs_vertexbuffer_destroy(boxTop);
gs_vertexbuffer_destroy(boxRight);
gs_vertexbuffer_destroy(boxBottom);
gs_vertexbuffer_destroy(circle);
obs_leave_graphics();

4
obs/window-basic-main.hpp
View file

@ -113,6 +113,10 @@ private:
std::unique_ptr<BasicOutputHandler> outputHandler;
gs_vertbuffer_t *box = nullptr;
gs_vertbuffer_t *boxLeft = nullptr;
gs_vertbuffer_t *boxTop = nullptr;
gs_vertbuffer_t *boxRight = nullptr;
gs_vertbuffer_t *boxBottom = nullptr;
gs_vertbuffer_t *circle = nullptr;
bool sceneChanging = false;

30
obs/window-basic-preview.cpp
View file

@ -747,12 +747,36 @@ bool OBSBasicPreview::DrawSelectedItem(obs_scene_t *scene,
DrawCircleAtPos(0.5f, 1.0f, boxTransform, main->previewScale);
DrawCircleAtPos(1.0f, 0.5f, boxTransform, main->previewScale);
gs_load_vertexbuffer(main->box);
gs_matrix_push();
gs_matrix_scale3f(main->previewScale, main->previewScale, 1.0f);
gs_matrix_mul(&boxTransform);
gs_draw(GS_LINESTRIP, 0, 0);
obs_sceneitem_crop crop;
obs_sceneitem_get_crop(item, &crop);
if (info.bounds_type == OBS_BOUNDS_NONE && crop_enabled(&crop)) {
vec4 color;
gs_effect_t *eff = gs_get_effect();
gs_eparam_t *param = gs_effect_get_param_by_name(eff, "color");
#define DRAW_SIDE(side, vb) \
if (crop.side > 0) \
vec4_set(&color, 0.0f, 1.0f, 0.0f, 1.0f); \
else \
vec4_set(&color, 1.0f, 0.0f, 0.0f, 1.0f); \
gs_effect_set_vec4(param, &color); \
gs_load_vertexbuffer(main->vb); \
gs_draw(GS_LINESTRIP, 0, 0);
DRAW_SIDE(left, boxLeft);
DRAW_SIDE(top, boxTop);
DRAW_SIDE(right, boxRight);
DRAW_SIDE(bottom, boxBottom);
#undef DRAW_SIDE
} else {
gs_load_vertexbuffer(main->box);
gs_draw(GS_LINESTRIP, 0, 0);
}
gs_matrix_pop();