Commit main - qb - git.haldean.org

+5

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.dir-locals.el less more

0		((c++-mode
1		. ((compile-command . "cmake --build build")
2		))
3		)
	0	;;; Directory Local Variables
	1	;;; For more information see (info "(emacs) Directory Variables")
	2
	3	((c++-mode . ((c-basic-offset . 2)
	4	(compile-command . "cmake --build build"))))

+7

-3

CMakeLists.txt less more

47	47	else()
48	48	add_library(sokol STATIC sokol/sokol.c ${SOKOL_HEADERS})
49	49	if (CMAKE_SYSTEM_NAME STREQUAL Linux)
50		target_link_libraries(sokol INTERFACE X11 Xi Xcursor GL dl m)
	50	target_link_libraries(sokol INTERFACE X11 Xi Xcursor GL dl m asound)
51	51	target_link_libraries(sokol PUBLIC Threads::Threads)
52	52	endif()
53	53	endif()

69	69	colors.hpp
70	70	cue.cpp
71	71	cue.hpp
	72	fonts.cpp
	73	fonts.hpp
	74	nodeui.cpp
	75	nodeui.hpp
72	76	qb.cpp
73	77	qb.hpp
74	78	qbshim.cpp
75	79	qbshim.hpp
76		nodeui.cpp
77		nodeui.hpp
78	80	task.cpp
79	81	task.hpp
	82	ui.cpp
	83	ui.hpp
80	84	AudioFile/AudioFile.h
81	85	)
82	86	if (MSVC)

InputSerif-Regular.ttf less more

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+63

-4

colors.cpp less more

10	10	case waveform: return "waveform";
11	11	case playhead: return "playhead";
12	12	case hit: return "track hit";
	13	case ruler: return "time ruler";
	14	case ruler_text: return "time ruler text";
13	15	}
14	16	return "unknown";
15	17	}
16	18
17	19	void setdefault() {
18		colors[color::background] = IM_COL32(99, 0, 29, 255);
19		colors[color::waveform] = IM_COL32(255, 158, 0, 255);
20		colors[color::playhead] = IM_COL32(154, 0, 42, 255);
21		colors[color::hit] = IM_COL32(0, 255, 255, 255);
	20	colors[color::background] = IM_COL32(5, 2, 3, 255);
	21	colors[color::waveform] = IM_COL32(255, 45, 0, 255);
	22	colors[color::playhead] = IM_COL32(255, 0, 128, 125);
	23	colors[color::hit] = IM_COL32(255, 203, 0, 255);
	24	colors[color::ruler] = IM_COL32(214, 14, 96, 255);
	25	colors[color::ruler_text] = IM_COL32(255, 255, 255, 255);
	26
	27	ImVec4* colors = ImGui::GetStyle().Colors;
	28	colors[ImGuiCol_Text] = ImVec4(1.00f, 1.00f, 1.00f, 1.00f);
	29	colors[ImGuiCol_TextDisabled] = ImVec4(0.50f, 0.50f, 0.50f, 1.00f);
	30	colors[ImGuiCol_WindowBg] = ImVec4(0.06f, 0.06f, 0.06f, 0.94f);
	31	colors[ImGuiCol_ChildBg] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
	32	colors[ImGuiCol_PopupBg] = ImVec4(0.08f, 0.08f, 0.08f, 0.94f);
	33	colors[ImGuiCol_Border] = ImVec4(0.43f, 0.43f, 0.50f, 0.50f);
	34	colors[ImGuiCol_BorderShadow] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
	35	colors[ImGuiCol_FrameBg] = ImVec4(0.16f, 0.16f, 0.16f, 0.54f);
	36	colors[ImGuiCol_FrameBgHovered] = ImVec4(0.30f, 0.30f, 0.30f, 0.40f);
	37	colors[ImGuiCol_FrameBgActive] = ImVec4(1.00f, 0.00f, 0.16f, 1.00f);
	38	colors[ImGuiCol_TitleBg] = ImVec4(0.04f, 0.04f, 0.04f, 1.00f);
	39	colors[ImGuiCol_TitleBgActive] = ImVec4(1.00f, 0.00f, 0.16f, 1.00f);
	40	colors[ImGuiCol_TitleBgCollapsed] = ImVec4(0.00f, 0.00f, 0.00f, 0.51f);
	41	colors[ImGuiCol_MenuBarBg] = ImVec4(0.14f, 0.14f, 0.14f, 1.00f);
	42	colors[ImGuiCol_ScrollbarBg] = ImVec4(0.02f, 0.02f, 0.02f, 0.53f);
	43	colors[ImGuiCol_ScrollbarGrab] = ImVec4(0.31f, 0.31f, 0.31f, 1.00f);
	44	colors[ImGuiCol_ScrollbarGrabHovered] = ImVec4(0.41f, 0.41f, 0.41f, 1.00f);
	45	colors[ImGuiCol_ScrollbarGrabActive] = ImVec4(0.51f, 0.51f, 0.51f, 1.00f);
	46	colors[ImGuiCol_CheckMark] = ImVec4(1.00f, 0.00f, 0.16f, 1.00f);
	47	colors[ImGuiCol_SliderGrab] = ImVec4(1.00f, 0.00f, 0.16f, 1.00f);
	48	colors[ImGuiCol_SliderGrabActive] = ImVec4(1.00f, 0.00f, 0.16f, 1.00f);
	49	colors[ImGuiCol_Button] = ImVec4(0.52f, 0.52f, 0.52f, 0.40f);
	50	colors[ImGuiCol_ButtonHovered] = ImVec4(0.22f, 0.22f, 0.22f, 1.00f);
	51	colors[ImGuiCol_ButtonActive] = ImVec4(1.00f, 0.00f, 0.16f, 1.00f);
	52	colors[ImGuiCol_Header] = ImVec4(0.62f, 0.62f, 0.62f, 0.31f);
	53	colors[ImGuiCol_HeaderHovered] = ImVec4(0.45f, 0.45f, 0.45f, 0.80f);
	54	colors[ImGuiCol_HeaderActive] = ImVec4(1.00f, 0.00f, 0.16f, 1.00f);
	55	colors[ImGuiCol_Separator] = ImVec4(0.50f, 0.43f, 0.43f, 0.50f);
	56	colors[ImGuiCol_SeparatorHovered] = ImVec4(0.75f, 0.00f, 0.10f, 0.78f);
	57	colors[ImGuiCol_SeparatorActive] = ImVec4(1.00f, 0.00f, 0.16f, 1.00f);
	58	colors[ImGuiCol_ResizeGrip] = ImVec4(1.00f, 1.00f, 1.00f, 0.24f);
	59	colors[ImGuiCol_ResizeGripHovered] = ImVec4(1.00f, 1.00f, 1.00f, 0.67f);
	60	colors[ImGuiCol_ResizeGripActive] = ImVec4(1.00f, 0.00f, 0.16f, 1.00f);
	61	colors[ImGuiCol_Tab] = ImVec4(1.00f, 0.00f, 0.16f, 0.44f);
	62	colors[ImGuiCol_TabHovered] = ImVec4(1.00f, 0.00f, 0.16f, 0.80f);
	63	colors[ImGuiCol_TabActive] = ImVec4(1.00f, 0.00f, 0.16f, 1.00f);
	64	colors[ImGuiCol_TabUnfocused] = ImVec4(0.17f, 0.10f, 0.15f, 0.97f);
	65	colors[ImGuiCol_TabUnfocusedActive] = ImVec4(0.47f, 0.18f, 0.28f, 1.00f);
	66	colors[ImGuiCol_PlotLines] = ImVec4(0.61f, 0.61f, 0.61f, 1.00f);
	67	colors[ImGuiCol_PlotLinesHovered] = ImVec4(1.00f, 0.43f, 0.35f, 1.00f);
	68	colors[ImGuiCol_PlotHistogram] = ImVec4(0.90f, 0.70f, 0.00f, 1.00f);
	69	colors[ImGuiCol_PlotHistogramHovered] = ImVec4(1.00f, 0.60f, 0.00f, 1.00f);
	70	colors[ImGuiCol_TableHeaderBg] = ImVec4(0.19f, 0.19f, 0.20f, 1.00f);
	71	colors[ImGuiCol_TableBorderStrong] = ImVec4(0.31f, 0.31f, 0.35f, 1.00f);
	72	colors[ImGuiCol_TableBorderLight] = ImVec4(0.23f, 0.23f, 0.25f, 1.00f);
	73	colors[ImGuiCol_TableRowBg] = ImVec4(0.00f, 0.00f, 0.00f, 0.00f);
	74	colors[ImGuiCol_TableRowBgAlt] = ImVec4(1.00f, 1.00f, 1.00f, 0.06f);
	75	colors[ImGuiCol_TextSelectedBg] = ImVec4(1.00f, 0.00f, 0.16f, 1.00f);
	76	colors[ImGuiCol_DragDropTarget] = ImVec4(1.00f, 1.00f, 0.00f, 0.90f);
	77	colors[ImGuiCol_NavHighlight] = ImVec4(1.00f, 0.00f, 0.16f, 1.00f);
	78	colors[ImGuiCol_NavWindowingHighlight] = ImVec4(1.00f, 1.00f, 1.00f, 0.70f);
	79	colors[ImGuiCol_NavWindowingDimBg] = ImVec4(0.80f, 0.80f, 0.80f, 0.20f);
	80	colors[ImGuiCol_ModalWindowDimBg] = ImVec4(0.80f, 0.80f, 0.80f, 0.35f);
22	81	}
23	82
24	83	void showeditor() {

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colors.hpp less more

6	6	waveform,
7	7	playhead,
8	8	hit,
	9	ruler,
	10	ruler_text,
9	11	ncolors
10	12	};
11	13

data/InputMono-Regular.ttf less more

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+29

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fonts.cpp less more

	0	#include "cimgui/imgui/imgui.h"
	1	#include "sokol/sokol_gfx.h"
	2
	3	namespace qb {
	4	void initfonts() {
	5	ImGui::GetIO().Fonts->AddFontFromFileTTF("data/InputMono-Regular.ttf", 14);
	6
	7	unsigned char* font_pixels;
	8	int font_width, font_height;
	9	ImGui::GetIO().Fonts->GetTexDataAsRGBA32(
	10	&font_pixels, &font_width, &font_height);
	11
	12	sg_image_desc img_desc;
	13	memset(&img_desc, 0, sizeof(img_desc));
	14	img_desc.width = font_width;
	15	img_desc.height = font_height;
	16	img_desc.pixel_format = SG_PIXELFORMAT_RGBA8;
	17	img_desc.wrap_u = SG_WRAP_CLAMP_TO_EDGE;
	18	img_desc.wrap_v = SG_WRAP_CLAMP_TO_EDGE;
	19	img_desc.min_filter = SG_FILTER_LINEAR;
	20	img_desc.mag_filter = SG_FILTER_LINEAR;
	21	img_desc.data.subimage[0][0].ptr = font_pixels;
	22	img_desc.data.subimage[0][0].size =
	23	(size_t)(font_width * font_height) * sizeof(uint32_t);
	24	img_desc.label = "input-serif-12";
	25	sg_image img = sg_make_image(&img_desc);
	26	ImGui::GetIO().Fonts->TexID = (ImTextureID)(uintptr_t) img.id;
	27	}
	28	}

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fonts.hpp less more

	0	namespace qb {
	1	void initfonts();
	2	}

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-1

launch.c less more

23	23	stm_setup();
24	24	simgui_setup(&(simgui_desc_t){
25	25	.max_vertices = 524288,
	26	.no_default_font = true,
26	27	});
27	28
28	29	// initial clear color
29	30	state.pass_action = (sg_pass_action) {
30		.colors[0] = { .action = SG_ACTION_CLEAR, .value = { 0.04f, 0.02f, 0.045f, 1.0 } }
	31	.colors[0] = { .action = SG_ACTION_CLEAR, .value = { 0.0f, 0.0f, 0.0f, 1.0 } }
31	32	};
32	33	state.context = qb_init();
33	34	}

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-1

nodeui.cpp less more

106	106	std::lower_bound(track.hits.begin(),
107	107	track.hits.end(),
108	108	(int) ctx->playhead());
109		if (iter != track.hits.end() && iter != track.hits.begin()) {
	109	if (iter != track.hits.begin() && !track.hits.empty()) {
110	110	hitdist = (float) (ctx->playhead() - *std::prev(iter));
111	111	}
112	112	}

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-20

qb.cpp less more

2	2	#include "audionode.hpp"
3	3	#include "colors.hpp"
4	4	#include "cue.hpp"
	5	#include "fonts.hpp"
5	6	#include "nodeui.hpp"
6	7	#include "task.hpp"
	8	#include "ui.hpp"
7	9
8	10	#include "sokol/sokol_app.h"
9	11	#include "sokol/sokol_audio.h"

20	22	}
21	23
22	24	context::context() {
	25	qb::initfonts();
	26
23	27	_nodes.push_back(std::make_shared<qb::audio_node>(this, "test/coc-mono.wav"));
24	28
25	29	auto cuenode = std::make_shared<qb::cue_node>(this, "test/cues.txt");

41	45	ImGui::GetIO().KeyRepeatRate = 1.0f / _framerate;
42	46	}
43	47
44		int context::frame2pixel(double frame) {
	48	int context::frame2pixel(double frame) const {
45	49	const double off = frame - _playhead;
46	50	const double ndc = off / (double)_visrad;
47	51	const int px = (int) round(_width * (ndc + 1) / 2.0);

59	63
60	64	ImGui::SetNextWindowPos(ImVec2(0, 0));
61	65	ImGui::SetNextWindowSize(ImVec2((float) _width, (float) _height));
62		ImGui::PushStyleColor(ImGuiCol_WindowBg, qb::theme::colors[qb::theme::background]);
	66	ImGui::PushStyleColor(
	67	ImGuiCol_WindowBg,
	68	qb::theme::colors[qb::theme::background]);
63	69	ImGui::Begin("MainWindow", nullptr,
64	70	ImGuiWindowFlags_NoDecoration);
	71
	72	qb::draw_ruler(*this);
	73	qb::draw_playhead(*this);
65	74
66	75	double minframe = 0;
67	76	double maxframe = 0;

103	112	_playhead = clamp((double)_playhead + framedist, minframe, maxframe);
104	113	_visrad = clamp((double)_visrad + zoomdist, 3.0, maxframe - minframe);
105	114	}
106		if (ImGui::IsMouseDragging(ImGuiMouseButton_Left)) {
107		const ImVec2 delta = ImGui::GetMouseDragDelta(ImGuiMouseButton_Left);
108
109		}
110
111		// draw _playhead
112		{
113		ImDrawList * const drawlist = ImGui::GetWindowDrawList();
114		const float f0x = (float) frame2pixel(_playhead);
115		const float f1x = (float) frame2pixel(_playhead + 1);
116		if (f1x > 0 && f1x != f0x) {
117		drawlist->AddRectFilled(ImVec2(f0x, 0.0), ImVec2(f1x, (float) _height),
118		qb::theme::colors[qb::theme::color::playhead]);
119		} else {
120		drawlist->AddLine(ImVec2(f0x, 0), ImVec2(f0x, (float) _height),
121		qb::theme::colors[qb::theme::color::playhead]);
122		}
123		}
124	115
125	116	for (const auto &n : _nodes) {
126	117	draw_node(n);
127	118	}
	119
128	120	ImGui::End();
129	121	ImGui::PopStyleColor();
130	122

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qb.hpp less more

60	60	context &operator=(const context &) = delete;
61	61	context &operator=(context &&) = delete;
62	62
	63	// get/set the playback framerate (not the UI frame rate!)
63	64	int framerate() const { return _framerate; }
64	65	void framerate(int fr) { _framerate = fr; }
65	66
	67	// visible radius around playhead
66	68	double visrad() const { return _visrad; }
	69	// location of the playhead (in playback frames)
67	70	double playhead() const { return _playhead; }
	71
	72	// for ui animations, incremented (with wraparound) on every UI frame.
68	73	uint32_t spinstep() const { return _spinstep; }
	74
	75	// width and height of the qb window
69	76	int width() const { return _width; }
70	77	int height() const { return _height; }
71	78
	79	// draws a frame at the given width and height
72	80	void frame(int width, int height);
	81
	82	// kills the event loop
73	83	void shutdown();
74	84
75		int frame2pixel(double frame);
	85	// translates a playback frame to a UI x-coordinate
	86	int frame2pixel(double frame) const;
76	87
77	88	private:
78	89	void initaudio();

85	96	int _width = 0;
86	97	int _height = 0;
87	98
88		// for ui animations
89	99	uint32_t _spinstep = 0;
90	100
91	101	bool _audioinit = false;

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sokol/sokol.c less more

1	1	#define SOKOL_IMPL
2	2	#define SOKOL_IMGUI_IMPL
3	3	#define SOKOL_AUDIO_IMPL
	4	#define SOKOL_LOG
4	5	#if defined(_WIN32)
5	6	#define SOKOL_D3D11
6	7	#elif defined(__EMSCRIPTEN__)

+8

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task.hpp less more

6	6	{
7	7
8	8	using task = std::function<void(void)>;
	9
9	10	struct taskpool {
10	11	static taskpool& get();
	12
	13	// submit a task that is executed once on a separate thread
11	14	void submit_async(const task &t);
	15
	16	// submit a task that is executed at the end of the current frame, in the
	17	// main thread.
12	18	void submit_frame(const task &t);
	19
	20	// execute all frame tasks (only should be called from the main thread)
13	21	void frame();
14	22
15	23	private:

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ui.cpp less more

	0	#include "ui.hpp"
	1
	2	#include "colors.hpp"
	3
	4	#include "cimgui/imgui/imgui.h"
	5
	6	namespace qb {
	7	void draw_playhead(const qb::context &ctx)
	8	{
	9	ImDrawList * const drawlist = ImGui::GetWindowDrawList();
	10	const float f0x = (float) ctx.frame2pixel(ctx.playhead());
	11	const float f1x = (float) ctx.frame2pixel(ctx.playhead() + 1);
	12	if (f1x > 0 && f1x != f0x) {
	13	drawlist->AddRectFilled(
	14	ImVec2(f0x, 0.0), ImVec2(f1x, (float) ctx.height()),
	15	qb::theme::colors[qb::theme::color::playhead]);
	16	} else {
	17	drawlist->AddLine(
	18	ImVec2(f0x, 0), ImVec2(f0x, (float) ctx.height()),
	19	qb::theme::colors[qb::theme::color::playhead]);
	20	}
	21	}
	22
	23	static constexpr float ruler_height = 16;
	24
	25	void draw_ruler(const qb::context &ctx)
	26	{
	27	ImDrawList * const drawlist = ImGui::GetWindowDrawList();
	28	const float playheadx = (float) ctx.frame2pixel(ctx.playhead() + 1);
	29	/*
	30	drawlist->AddRectFilled(
	31	ImVec2(0, 0), ImVec2(ctx.width(), ruler_height),
	32	qb::theme::colors[qb::theme::color::ruler]);
	33	*/
	34
	35	char buf[32] = {};
	36	snprintf(buf, 32, "%.0f", ctx.playhead());
	37	drawlist->AddText(
	38	ImGui::GetIO().Fonts->Fonts[0],
	39	ruler_height,
	40	ImVec2(playheadx, 30),
	41	qb::theme::color::ruler,
	42	"hello!");
	43	}
	44	}

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ui.hpp less more

	0	#ifndef qb_ui_hpp
	1	#define qb_ui_hpp
	2
	3	#include "qb.hpp"
	4
	5	namespace qb {
	6	void draw_playhead(const qb::context &ctx);
	7	void draw_ruler(const qb::context &ctx);
	8	}
	9
	10	#endif