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mame/3rdparty/bgfx/examples/00-helloworld/helloworld.cpp
Branimir Karadžić 4172b54d84 Update BGFX and BX (nw)
2016-03-31 20:39:30 +02:00

248 lines
7.3 KiB
C++
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/*
* Copyright 2011-2016 Branimir Karadzic. All rights reserved.
* License: https://github.com/bkaradzic/bgfx#license-bsd-2-clause
*/
#include <bx/uint32_t.h>
#include "common.h"
#include "bgfx_utils.h"
#include "logo.h"
#include "imgui/imgui.h"
class ExampleHelloWorld : public entry::AppI
{
void init(int _argc, char** _argv) BX_OVERRIDE
{
Args args(_argc, _argv);
m_width = 1280;
m_height = 720;
m_debug = BGFX_DEBUG_TEXT;
m_reset = BGFX_RESET_VSYNC;
bgfx::init(args.m_type, args.m_pciId);
bgfx::reset(m_width, m_height, m_reset);
// Enable debug text.
bgfx::setDebug(m_debug);
// Set view 0 clear state.
bgfx::setViewClear(0
, BGFX_CLEAR_COLOR|BGFX_CLEAR_DEPTH
, 0x000000ff
, 1.0f
, 0
);
imguiCreate();
ImGui::GetIO().FontGlobalScale = 1.5;
}
virtual int shutdown() BX_OVERRIDE
{
// Cleanup.
imguiDestroy();
// Shutdown bgfx.
bgfx::shutdown();
return 0;
}
void displayMainMenu()
{
if (ImGui::BeginMainMenuBar())
{
if (ImGui::BeginMenu("Left"))
{
if (ImGui::MenuItem("Brief", "CTRL+1")) {}
if (ImGui::MenuItem("Medium", "CTRL+2")) {}
if (ImGui::MenuItem("Two columns", "CTRL+3")) {}
if (ImGui::MenuItem("Full (name)", "CTRL+4")) {}
if (ImGui::MenuItem("Full (size, time)", "CTRL+5")) {}
if (ImGui::MenuItem("Full (access)", "CTRL+6")) {}
ImGui::Separator();
if (ImGui::BeginMenu("Sort mode"))
{
ImGui::MenuItem("Name");
ImGui::MenuItem("Extension");
ImGui::MenuItem("Modif. Time");
ImGui::MenuItem("Size");
ImGui::MenuItem("Unsorted");
ImGui::EndMenu();
}
if (ImGui::MenuItem("Change source")) {}
ImGui::EndMenu();
}
if (ImGui::BeginMenu("Files"))
{
if (ImGui::MenuItem("User menu", "F2")) {}
if (ImGui::MenuItem("View", "F3")) {}
if (ImGui::MenuItem("Edit", "F4")) {}
if (ImGui::MenuItem("Copy", "F5")) {}
if (ImGui::MenuItem("Rename or move", "F6")) {}
if (ImGui::MenuItem("Make directory", "F7")) {}
if (ImGui::MenuItem("Delete", "F8")) {}
ImGui::Separator();
if (ImGui::MenuItem("File attributes", "CTRL+A")) {}
if (ImGui::MenuItem("Apply command", "CTRL+G")) {}
ImGui::Separator();
if (ImGui::MenuItem("Select group")) {}
if (ImGui::MenuItem("Unselect group")) {}
if (ImGui::MenuItem("Invert selection")) {}
ImGui::EndMenu();
}
if (ImGui::BeginMenu("Commands"))
{
if (ImGui::MenuItem("Find file", "ALT+F7")) {}
if (ImGui::MenuItem("History", "ALT+F8")) {}
if (ImGui::MenuItem("Maximize window", "ALT+F9")) {}
ImGui::Separator();
if (ImGui::MenuItem("Panel on/off", "CTRL+O")) {}
if (ImGui::MenuItem("Equal panels", "CTRL+=")) {}
ImGui::EndMenu();
}
if (ImGui::BeginMenu("Options"))
{
if (ImGui::MenuItem("Settings")) {}
ImGui::EndMenu();
}
if (ImGui::BeginMenu("Right"))
{
if (ImGui::MenuItem("Brief", "CTRL+1")) {}
if (ImGui::MenuItem("Medium", "CTRL+2")) {}
if (ImGui::MenuItem("Two columns", "CTRL+3")) {}
if (ImGui::MenuItem("Full (name)", "CTRL+4")) {}
if (ImGui::MenuItem("Full (size, time)", "CTRL+5")) {}
if (ImGui::MenuItem("Full (access)", "CTRL+6")) {}
ImGui::Separator();
if (ImGui::BeginMenu("Sort mode"))
{
ImGui::MenuItem("Name");
ImGui::MenuItem("Extension");
ImGui::MenuItem("Modif. Time");
ImGui::MenuItem("Size");
ImGui::MenuItem("Unsorted");
ImGui::EndMenu();
}
if (ImGui::MenuItem("Change source")) {}
ImGui::EndMenu();
}
ImGui::EndMainMenuBar();
}
}
bool update() BX_OVERRIDE
{
if (!entry::processEvents(m_width, m_height, m_debug, m_reset, &m_mouseState) )
{
// Set view 0 default viewport.
bgfx::setViewRect(0, 0, 0, m_width, m_height);
// This dummy draw call is here to make sure that view 0 is cleared
// if no other draw calls are submitted to view 0.
bgfx::touch(0);
imguiBeginFrame(m_mouseState.m_mx
, m_mouseState.m_my
, (m_mouseState.m_buttons[entry::MouseButton::Left] ? IMGUI_MBUT_LEFT : 0)
| (m_mouseState.m_buttons[entry::MouseButton::Right] ? IMGUI_MBUT_RIGHT : 0)
, m_mouseState.m_mz
, m_width
, m_height
);
displayMainMenu();
ImGui::SetNextWindowPos(ImVec2(0, 32));
ImGui::SetNextWindowSize(ImVec2(m_width/2, m_height - 32));
if (ImGui::Begin("Window1", nullptr, ImVec2(m_width/2, m_height-32), 1.0f, ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoSavedSettings | ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoScrollbar))
{
ImGui::PushStyleVar(ImGuiStyleVar_ChildWindowRounding, 5.0f);
ImGui::BeginChild("Sub1", ImVec2(0, m_height - 48), true);
ImGui::Columns(4, "mycolumns");
ImGui::Separator();
ImGui::Text("ID"); ImGui::NextColumn();
ImGui::Text("Name"); ImGui::NextColumn();
ImGui::Text("Path"); ImGui::NextColumn();
ImGui::Text("Flags"); ImGui::NextColumn();
ImGui::Separator();
const char* names[3] = { "One", "Two", "Three" };
const char* paths[3] = { "/path/one", "/path/two", "/path/three" };
static int selected = -1;
for (int i = 0; i < 50; i++)
{
char label[32];
sprintf(label, "%04d", i);
if (ImGui::Selectable(label, selected == i, ImGuiSelectableFlags_SpanAllColumns))
selected = i;
ImGui::NextColumn();
ImGui::Text(names[i%3]); ImGui::NextColumn();
ImGui::Text(paths[i % 3]); ImGui::NextColumn();
ImGui::Text("...."); ImGui::NextColumn();
}
ImGui::Columns(1);
ImGui::Separator();
ImGui::EndChild();
ImGui::PopStyleVar();
}
ImGui::End();
ImGui::SameLine();
ImGui::SetNextWindowPos(ImVec2(m_width / 2, 32));
ImGui::SetNextWindowSize(ImVec2(m_width / 2, m_height - 32));
if (ImGui::Begin("Window2", nullptr, ImVec2(m_width/2, m_height - 32), 1.0f, ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoSavedSettings | ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoScrollbar))
{
ImGui::PushStyleVar(ImGuiStyleVar_ChildWindowRounding, 5.0f);
ImGui::BeginChild("Sub2", ImVec2(0, m_height - 48), true);
ImGui::Columns(4, "mycolumns");
ImGui::Separator();
ImGui::Text("ID"); ImGui::NextColumn();
ImGui::Text("Name"); ImGui::NextColumn();
ImGui::Text("Path"); ImGui::NextColumn();
ImGui::Text("Flags"); ImGui::NextColumn();
ImGui::Separator();
const char* names[3] = { "One", "Two", "Three" };
const char* paths[3] = { "/path/one", "/path/two", "/path/three" };
static int selected = -1;
for (int i = 0; i < 3; i++)
{
char label[32];
sprintf(label, "%04d", i);
if (ImGui::Selectable(label, selected == i, ImGuiSelectableFlags_SpanAllColumns))
selected = i;
ImGui::NextColumn();
ImGui::Text(names[i]); ImGui::NextColumn();
ImGui::Text(paths[i]); ImGui::NextColumn();
ImGui::Text("...."); ImGui::NextColumn();
}
ImGui::Columns(1);
ImGui::Separator();
ImGui::EndChild();
ImGui::PopStyleVar();
}
ImGui::End();
imguiEndFrame();
// Advance to next frame. Rendering thread will be kicked to
// process submitted rendering primitives.
bgfx::frame();
return true;
}
return false;
}
uint32_t m_width;
uint32_t m_height;
uint32_t m_debug;
uint32_t m_reset;
entry::MouseState m_mouseState;
};
ENTRY_IMPLEMENT_MAIN(ExampleHelloWorld);
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