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UI: Calculate fixed values of the Multiview once

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This commit is contained in:
Shaolin
2018-03-20 03:20:45 -03:00
parent 5b642c14de
commit abb929c0d1
2 changed files with 158 additions and 150 deletions
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300
UI/window-projector.cpp
View File

@@ -130,6 +130,9 @@ OBSProjector::OBSProjector(QWidget *widget, obs_source_t *source_, int monitor,
rightLine = gs_render_save();
obs_leave_graphics();
solid = obs_get_base_effect(OBS_EFFECT_SOLID);
color = gs_effect_get_param_by_name(solid, "color");
UpdateMultiview();
multiviewProjectors.push_back(this);
@@ -284,49 +287,24 @@ void OBSProjector::OBSRenderMultiview(void *data, uint32_t cx, uint32_t cy)
return;
OBSBasic *main = (OBSBasic *)obs_frontend_get_main_window();
uint32_t thickness = 4;
uint32_t targetCX, targetCY, offset, thicknessx2 = thickness * 2;
uint32_t targetCX, targetCY;
int x, y;
float fX, fY, halfCX, halfCY, sourceX, sourceY, labelX, labelY,
quarterCX, quarterCY, scale, targetCXF, targetCYF,
hiCX, hiCY, qiX, qiY, qiCX, qiCY, hiScaleX, hiScaleY,
qiScaleX, qiScaleY;
gs_effect_t *solid = obs_get_base_effect(OBS_EFFECT_SOLID);
gs_eparam_t *color = gs_effect_get_param_by_name(solid, "color");
float targetCXF, targetCYF, scale;
struct obs_video_info ovi;
obs_get_video_info(&ovi);
targetCX = ovi.base_width;
targetCY = ovi.base_height;
targetCXF = float(targetCX);
targetCYF = float(targetCY);
GetScaleAndCenterPos(targetCX, targetCY, cx, cy, x, y, scale);
targetCXF = float(targetCX);
targetCYF = float(targetCY);
fX = float(x);
fY = float(y);
halfCX = targetCXF / 2;
halfCY = targetCYF / 2;
hiCX = halfCX - thicknessx2;
hiCY = halfCY - thicknessx2;
hiScaleX = (halfCX - thicknessx2) / targetCXF;
hiScaleY = (halfCY - thicknessx2) / targetCYF;
quarterCX = halfCX / 2;
quarterCY = halfCY / 2;
qiCX = quarterCX - thicknessx2;
qiCY = quarterCY - thicknessx2;
qiScaleX = (quarterCX - thicknessx2) / targetCXF;
qiScaleY = (quarterCY - thicknessx2) / targetCYF;
OBSSource previewSrc = main->GetCurrentSceneSource();
OBSSource programSrc = main->GetProgramSource();
bool studioMode = main->IsPreviewProgramMode();
auto renderVB = [solid, color](gs_vertbuffer_t *vb, int cx, int cy,
auto renderVB = [&](gs_vertbuffer_t *vb, int cx, int cy,
uint32_t colorVal)
{
if (!vb)
@@ -342,31 +320,32 @@ void OBSProjector::OBSRenderMultiview(void *data, uint32_t cx, uint32_t cy)
gs_matrix_push();
gs_matrix_mul(&transform);
gs_effect_set_color(color, colorVal);
while (gs_effect_loop(solid, "Solid"))
gs_effect_set_color(window->color, colorVal);
while (gs_effect_loop(window->solid, "Solid"))
gs_draw(GS_LINESTRIP, 0, 0);
gs_matrix_pop();
};
auto drawBox = [solid, color](float cx, float cy, uint32_t colorVal)
auto drawBox = [&](float cx, float cy, uint32_t colorVal)
{
gs_effect_set_color(color, colorVal);
while (gs_effect_loop(solid, "Solid"))
gs_effect_set_color(window->color, colorVal);
while (gs_effect_loop(window->solid, "Solid"))
gs_draw_sprite(nullptr, 0, (uint32_t)cx, (uint32_t)cy);
};
auto setRegion = [fX, fY, scale] (float x, float y, float cx, float cy)
auto setRegion = [&](float bx, float by, float cx,
float cy)
{
float vX = int(fX + x * scale);
float vY = int(fY + y * scale);
float vX = int(x + bx * scale);
float vY = int(y + by * scale);
float vCX = int(cx * scale);
float vCY = int(cy * scale);
float oL = x;
float oT = y;
float oR = (x + cx);
float oB = (y + cy);
float oL = bx;
float oT = by;
float oR = (bx + cx);
float oB = (by + cy);
startRegion(vX, vY, vCX, vCY, oL, oR, oT, oB);
};
@@ -375,80 +354,81 @@ void OBSProjector::OBSRenderMultiview(void *data, uint32_t cx, uint32_t cy)
{
switch (multiviewLayout) {
case MultiviewLayout::VERTICAL_LEFT_8_SCENES:
sourceX = halfCX;
sourceY = (i / 2 ) * quarterCY;
window->sourceX = window->halfCX;
window->sourceY = (i / 2 ) * window->quarterCY;
if (i % 2 != 0)
sourceX += quarterCX;
window->sourceX += window->quarterCX;
break;
case MultiviewLayout::VERTICAL_RIGHT_8_SCENES:
sourceX = 0;
sourceY = (i / 2 ) * quarterCY;
window->sourceX = 0;
window->sourceY = (i / 2 ) * window->quarterCY;
if (i % 2 != 0)
sourceX = quarterCX;
window->sourceX = window->quarterCX;
break;
case MultiviewLayout::HORIZONTAL_BOTTOM_8_SCENES:
if (i < 4) {
sourceX = (float(i) * quarterCX);
sourceY = 0;
window->sourceX = (float(i) * window->quarterCX);
window->sourceY = 0;
} else {
sourceX = (float(i - 4) * quarterCX);
sourceY = quarterCY;
window->sourceX = (float(i - 4) * window->quarterCX);
window->sourceY = window->quarterCY;
}
break;
default: // MultiviewLayout::HORIZONTAL_TOP_8_SCENES:
if (i < 4) {
sourceX = (float(i) * quarterCX);
sourceY = halfCY;
window->sourceX = (float(i) * window->quarterCX);
window->sourceY = window->halfCY;
} else {
sourceX = (float(i - 4) * quarterCX);
sourceY = halfCY + quarterCY;
window->sourceX = (float(i - 4) * window->quarterCX);
window->sourceY = window->halfCY +
window->quarterCY;
}
}
qiX = sourceX + thickness;
qiY = sourceY + thickness;
window->qiX = window->sourceX + window->thickness;
window->qiY = window->sourceY + window->thickness;
};
auto calcPreviewProgram = [&](bool program)
{
switch (multiviewLayout) {
case MultiviewLayout::VERTICAL_LEFT_8_SCENES:
sourceX = thickness;
sourceY = halfCY + thickness;
labelX = offset;
labelY = halfCY * 1.85f;
window->sourceX = window->thickness;
window->sourceY = window->halfCY + window->thickness;
window->labelX = window->offset;
window->labelY = window->halfCY * 1.85f;
if (program) {
sourceY = thickness;
labelY = halfCY * 0.85f;
window->sourceY = window->thickness;
window->labelY = window->halfCY * 0.85f;
}
break;
case MultiviewLayout::VERTICAL_RIGHT_8_SCENES:
sourceX = halfCX + thickness;
sourceY = halfCY + thickness;
labelX = halfCX + offset;
labelY = halfCY * 1.85f;
window->sourceX = window->halfCX + window->thickness;
window->sourceY = window->halfCY + window->thickness;
window->labelX = window->halfCX + window->offset;
window->labelY = window->halfCY * 1.85f;
if (program) {
sourceY = thickness;
labelY = halfCY * 0.85f;
window->sourceY = window->thickness;
window->labelY = window->halfCY * 0.85f;
}
break;
case MultiviewLayout::HORIZONTAL_BOTTOM_8_SCENES:
sourceX = thickness;
sourceY = halfCY + thickness;
labelX = offset;
labelY = halfCY * 1.85f;
window->sourceX = window->thickness;
window->sourceY = window->halfCY + window->thickness;
window->labelX = window->offset;
window->labelY = window->halfCY * 1.85f;
if (program) {
sourceX += halfCX;
labelX += halfCX;
window->sourceX += window->halfCX;
window->labelX += window->halfCX;
}
break;
default: // MultiviewLayout::HORIZONTAL_TOP_8_SCENES:
sourceX = thickness;
sourceY = thickness;
labelX = offset;
labelY = halfCY * 0.85f;
window->sourceX = window->thickness;
window->sourceY = window->thickness;
window->labelX = window->offset;
window->labelY = window->halfCY * 0.85f;
if (program) {
sourceX += halfCX;
labelX += halfCX;
window->sourceX += window->halfCX;
window->labelX += window->halfCX;
}
}
};
@@ -478,77 +458,81 @@ void OBSProjector::OBSRenderMultiview(void *data, uint32_t cx, uint32_t cy)
// Handle all the offsets
calcBaseSource(i);
if (src) {
// Chose the proper highlight color
uint32_t colorVal = outerColor;
if (src == programSrc)
colorVal = programColor;
else if (src == previewSrc)
colorVal = studioMode ? previewColor
: programColor;
// Paint the background
paintAreaWithColor(sourceX, sourceY, quarterCX,
quarterCY, colorVal);
paintAreaWithColor(qiX, qiY, qiCX, qiCY,
backgroundColor);
/* ----------- */
// Render the source
gs_matrix_push();
gs_matrix_translate3f(qiX, qiY, 0.0f);
gs_matrix_scale3f(qiScaleX, qiScaleY, 1.0f);
setRegion(qiX, qiY, qiCX, qiCY);
obs_source_video_render(src);
endRegion();
gs_matrix_pop();
/* ----------- */
// Render the label
if (!drawLabel)
continue;
obs_source *label = window->multiviewLabels[i + 2];
if (!label)
continue;
offset = labelOffset(label, quarterCX);
gs_matrix_push();
gs_matrix_translate3f(sourceX + offset,
(quarterCY * 0.85f) + sourceY, 0.0f);
gs_matrix_scale3f(hiScaleX, hiScaleY, 1.0f);
drawBox(obs_source_get_width(label),
obs_source_get_height(label) +
int(quarterCX * 0.015f), labelColor);
obs_source_video_render(label);
gs_matrix_pop();
} else {
// Paint the background
paintAreaWithColor(sourceX, sourceY, quarterCX,
quarterCY, outerColor);
paintAreaWithColor(qiX, qiY, qiCX, qiCY,
if (!src) {
// Just paint the background and continue
paintAreaWithColor(window->sourceX, window->sourceY,
window->quarterCX, window->quarterCY,
outerColor);
paintAreaWithColor(window->qiX, window->qiY,
window->qiCX, window->qiCY,
backgroundColor);
continue;
}
// We have a source. Now chose the proper highlight color
uint32_t colorVal = outerColor;
if (src == programSrc)
colorVal = programColor;
else if (src == previewSrc)
colorVal = studioMode ? previewColor : programColor;
// Paint the background
paintAreaWithColor(window->sourceX, window->sourceY,
window->quarterCX, window->quarterCY, colorVal);
paintAreaWithColor(window->qiX, window->qiY, window->qiCX,
window->qiCY, backgroundColor);
/* ----------- */
// Render the source
gs_matrix_push();
gs_matrix_translate3f(window->qiX, window->qiY, 0.0f);
gs_matrix_scale3f(window->qiScaleX, window->qiScaleY, 1.0f);
setRegion(window->qiX, window->qiY, window->qiCX, window->qiCY);
obs_source_video_render(src);
endRegion();
gs_matrix_pop();
/* ----------- */
// Render the label
if (!drawLabel)
continue;
obs_source *label = window->multiviewLabels[i + 2];
if (!label)
continue;
window->offset = labelOffset(label, window->quarterCX);
gs_matrix_push();
gs_matrix_translate3f(window->sourceX + window->offset,
(window->quarterCY * 0.85f) + window->sourceY,
0.0f);
gs_matrix_scale3f(window->hiScaleX, window->hiScaleY, 1.0f);
drawBox(obs_source_get_width(label),
obs_source_get_height(label) +
int(window->sourceY * 0.015f), labelColor);
obs_source_video_render(label);
gs_matrix_pop();
}
/* ----------------------------- */
/* draw preview */
obs_source_t *previewLabel = window->multiviewLabels[0];
offset = labelOffset(previewLabel, halfCX);
window->offset = labelOffset(previewLabel, window->halfCX);
calcPreviewProgram(false);
// Paint the background
paintAreaWithColor(sourceX, sourceY, hiCX, hiCY, backgroundColor);
paintAreaWithColor(window->sourceX, window->sourceY, window->hiCX,
window->hiCY, backgroundColor);
// Scale and Draw the preview
gs_matrix_push();
gs_matrix_translate3f(sourceX, sourceY, 0.0f);
gs_matrix_scale3f(hiScaleX, hiScaleY, 1.0f);
setRegion(sourceX, sourceY, hiCX, hiCY);
gs_matrix_translate3f(window->sourceX, window->sourceY, 0.0f);
gs_matrix_scale3f(window->hiScaleX, window->hiScaleY, 1.0f);
setRegion(window->sourceX, window->sourceY, window->hiCX, window->hiCY);
if (studioMode)
obs_source_video_render(previewSrc);
else
@@ -572,11 +556,11 @@ void OBSProjector::OBSRenderMultiview(void *data, uint32_t cx, uint32_t cy)
// Draw the Label
if (drawLabel) {
gs_matrix_push();
gs_matrix_translate3f(labelX, labelY, 0.0f);
gs_matrix_scale3f(hiScaleX, hiScaleY, 1.0f);
gs_matrix_translate3f(window->labelX, window->labelY, 0.0f);
gs_matrix_scale3f(window->hiScaleX, window->hiScaleY, 1.0f);
drawBox(obs_source_get_width(previewLabel),
obs_source_get_height(previewLabel) +
int(halfCX * 0.015f), labelColor);
int(window->halfCX * 0.015f), labelColor);
obs_source_video_render(previewLabel);
gs_matrix_pop();
}
@@ -585,14 +569,14 @@ void OBSProjector::OBSRenderMultiview(void *data, uint32_t cx, uint32_t cy)
/* draw program */
obs_source_t *programLabel = window->multiviewLabels[1];
offset = labelOffset(programLabel, halfCX);
window->offset = labelOffset(programLabel, window->halfCX);
calcPreviewProgram(true);
// Scale and Draw the program
gs_matrix_push();
gs_matrix_translate3f(sourceX, sourceY, 0.0f);
gs_matrix_scale3f(hiScaleX, hiScaleY, 1.0f);
setRegion(sourceX, sourceY, hiCX, hiCY);
gs_matrix_translate3f(window->sourceX, window->sourceY, 0.0f);
gs_matrix_scale3f(window->hiScaleX, window->hiScaleY, 1.0f);
setRegion(window->sourceX, window->sourceY, window->hiCX, window->hiCY);
obs_render_main_texture();
endRegion();
gs_matrix_pop();
@@ -602,11 +586,11 @@ void OBSProjector::OBSRenderMultiview(void *data, uint32_t cx, uint32_t cy)
// Draw the Label
if (drawLabel) {
gs_matrix_push();
gs_matrix_translate3f(labelX, labelY, 0.0f);
gs_matrix_scale3f(hiScaleX, hiScaleY, 1.0f);
gs_matrix_translate3f(window->labelX, window->labelY, 0.0f);
gs_matrix_scale3f(window->hiScaleX, window->hiScaleY, 1.0f);
drawBox(obs_source_get_width(programLabel),
obs_source_get_height(programLabel) +
int(halfCX * 0.015f), labelColor);
int(window->halfCX * 0.015f), labelColor);
obs_source_video_render(programLabel);
gs_matrix_pop();
}
@@ -843,7 +827,23 @@ void OBSProjector::UpdateMultiview()
struct obs_video_info ovi;
obs_get_video_info(&ovi);
uint32_t h = ovi.base_height;
uint32_t w = ovi.base_width;
uint32_t h = ovi.base_height;
float fw = float(w);
float fh = float(h);
halfCX = fw / 2;
halfCY = fh / 2;
hiCX = halfCX - thicknessx2;
hiCY = halfCY - thicknessx2;
hiScaleX = (halfCX - thicknessx2) / fw;
hiScaleY = (halfCY - thicknessx2) / fh;
quarterCX = halfCX / 2;
quarterCY = halfCY / 2;
qiCX = quarterCX - thicknessx2;
qiCY = quarterCY - thicknessx2;
qiScaleX = (quarterCX - thicknessx2) / fw;
qiScaleY = (quarterCY - thicknessx2) / fh;
struct obs_frontend_source_list scenes = {};
obs_frontend_get_scenes(&scenes);

8
UI/window-projector.hpp
View File

@@ -46,6 +46,14 @@ private:
gs_vertbuffer_t *leftLine = nullptr;
gs_vertbuffer_t *topLine = nullptr;
gs_vertbuffer_t *rightLine = nullptr;
gs_effect_t *solid = nullptr;
gs_eparam_t *color = nullptr;
float thickness = 4;
float offset, thicknessx2 = thickness * 2, halfCX,
halfCY, sourceX, sourceY, labelX, labelY, quarterCX, quarterCY,
hiCX, hiCY, qiX, qiY, qiCX, qiCY, hiScaleX, hiScaleY, qiScaleX,
qiScaleY;
float lineLength = 0.1f;
// Rec. ITU-R BT.1848-1 / EBU R 95
float actionSafePercentage = 0.035f; // 3.5%