diff --git a/examples/README.txt b/examples/README.txt index 28035f51..a6cdf048 100644 --- a/examples/README.txt +++ b/examples/README.txt @@ -52,3 +52,7 @@ sdl_opengl_example/ allegro5_example/ Allegro 5 example. + +marmalade_example/ + Marmalade example using IwGx + diff --git a/examples/marmalade_example/data/app.icf b/examples/marmalade_example/data/app.icf new file mode 100644 index 00000000..fcd6585a --- /dev/null +++ b/examples/marmalade_example/data/app.icf @@ -0,0 +1,32 @@ +# This file is for configuration settings for your +# application. +# +# The syntax is similar to windows .ini files ie +# +# [GroupName] +# Setting = Value +# +# Which can be read by your application using +# e.g s3eConfigGetString("GroupName", "Setting", string) +# +# All settings must be documented in .config.txt files. +# New settings specific to this application should be +# documented in app.config.txt +# +# Some conditional operations are also permitted, see the +# S3E documentation for details. + +[S3E] +MemSize=6000000 +MemSizeDebug=6000000 +DispFixRot=FixedLandscape + +# emulate iphone 5 resolution, change these settings to emulate other display resolution +WinWidth=1136 +WinHeight=640 + +[GX] +DataCacheSize=131070 + +[Util] +#MemoryBreakpoint=1282 diff --git a/examples/marmalade_example/imgui_impl_marmalade.cpp b/examples/marmalade_example/imgui_impl_marmalade.cpp new file mode 100644 index 00000000..aaf08e3b --- /dev/null +++ b/examples/marmalade_example/imgui_impl_marmalade.cpp @@ -0,0 +1,320 @@ +// ImGui Marmalade binding with IwGx +// Copyright (C) 2015 by Giovanni Zito +// This file is part of ImGui +// https://github.com/ocornut/imgui + +#include +#include "imgui_impl_marmalade.h" + +#include +#include +#include +#include +#include + +// Data +static double g_Time = 0.0f; +static bool g_MousePressed[3] = { false, false, false }; +static float g_MouseWheel = 0.0f; +static CIwTexture* g_FontTexture = 0; +static char* g_ClipboardText = 0 ; +static bool g_osdKeyboardEnabled = false ; + +// use this setting to scale the interface - e.g. on device you could use 2 or 3 scale factor +static ImVec2 g_scale = ImVec2(1.0f,1.0f) ; + +// This is the main rendering function that you have to implement and provide to ImGui (via setting up 'RenderDrawListsFn' in the ImGuiIO structure) +void ImGui_Marmalade_RenderDrawLists(ImDrawData* draw_data) +{ + // Handle cases of screen coordinates != from framebuffer coordinates (e.g. retina displays) + ImGuiIO& io = ImGui::GetIO(); + draw_data->ScaleClipRects(io.DisplayFramebufferScale); + + // Render command lists + for(int n = 0; n < draw_data->CmdListsCount; n++) + { + const ImDrawList* cmd_list = draw_data->CmdLists[n]; + const unsigned char* vtx_buffer = (const unsigned char*)&cmd_list->VtxBuffer.front(); + const ImDrawIdx* idx_buffer = &cmd_list->IdxBuffer.front(); + int nVert = cmd_list->VtxBuffer.size() ; + CIwFVec2* pVertStream = IW_GX_ALLOC(CIwFVec2,nVert) ; + CIwFVec2* pUVStream = IW_GX_ALLOC(CIwFVec2,nVert) ; + CIwColour* pColStream = IW_GX_ALLOC(CIwColour,nVert) ; + + for( int i=0; i < nVert; i++ ) { + // todo - optimize multiplication on gpu using vertex shader + pVertStream[i].x = cmd_list->VtxBuffer[i].pos.x * g_scale.x ; + pVertStream[i].y = cmd_list->VtxBuffer[i].pos.y * g_scale.y ; + pUVStream[i].x = cmd_list->VtxBuffer[i].uv.x ; + pUVStream[i].y = cmd_list->VtxBuffer[i].uv.y ; + pColStream[i] = cmd_list->VtxBuffer[i].col ; + } + + IwGxSetVertStreamScreenSpace(pVertStream,nVert) ; + IwGxSetUVStream(pUVStream) ; + IwGxSetColStream(pColStream,nVert) ; + IwGxSetNormStream(0) ; + + for(int cmd_i = 0; cmd_i < cmd_list->CmdBuffer.size(); cmd_i++) + { + const ImDrawCmd* pcmd = &cmd_list->CmdBuffer[cmd_i]; + if(pcmd->UserCallback) + { + pcmd->UserCallback(cmd_list,pcmd); + } + else + { + CIwMaterial* pCurrentMaterial = IW_GX_ALLOC_MATERIAL() ; + pCurrentMaterial->SetShadeMode(CIwMaterial::SHADE_FLAT) ; + pCurrentMaterial->SetCullMode(CIwMaterial::CULL_NONE) ; + pCurrentMaterial->SetFiltering(false) ; + pCurrentMaterial->SetAlphaMode(CIwMaterial::ALPHA_BLEND) ; + pCurrentMaterial->SetDepthWriteMode(CIwMaterial::DEPTH_WRITE_NORMAL); + pCurrentMaterial->SetAlphaTestMode(CIwMaterial::ALPHATEST_DISABLED); + pCurrentMaterial->SetTexture((CIwTexture*)pcmd->TextureId) ; + IwGxSetMaterial(pCurrentMaterial) ; + + IwGxDrawPrims(IW_GX_TRI_LIST,(uint16*)idx_buffer,pcmd->ElemCount) ; + } + idx_buffer += pcmd->ElemCount; + } + IwGxFlush() ; + } + + // TODO restore modified state (i.e. mvp matrix) +} + + +static const char* ImGui_Marmalade_GetClipboardText() +{ + if(s3eClipboardAvailable()) { + int size = s3eClipboardGetText( NULL, 0 ); + if( size > 0 ) { + if(g_ClipboardText) { + delete[] g_ClipboardText ; + g_ClipboardText = 0 ; + } + g_ClipboardText = new char[size] ; + g_ClipboardText[0] = '\0' ; + s3eClipboardGetText(g_ClipboardText,size) ; + } + } + + return g_ClipboardText ; +} + +static void ImGui_Marmalade_SetClipboardText(const char* text) +{ + if( s3eClipboardAvailable() ) { + s3eClipboardSetText(text); + } +} + +int32 ImGui_Marmalade_PointerButtonEventCallback(void* SystemData,void* pUserData) +{ + // pEvent->m_Button is of type s3ePointerButton and indicates which mouse + // button was pressed. For touchscreens this should always have the value + // S3E_POINTER_BUTTON_SELECT + s3ePointerEvent* pEvent = (s3ePointerEvent*)SystemData ; + + if(pEvent->m_Pressed==1) { + if(pEvent->m_Button == S3E_POINTER_BUTTON_LEFTMOUSE) { + g_MousePressed[0] = true; + } + if(pEvent->m_Button == S3E_POINTER_BUTTON_RIGHTMOUSE) { + g_MousePressed[1] = true; + } + if(pEvent->m_Button == S3E_POINTER_BUTTON_MIDDLEMOUSE) { + g_MousePressed[2] = true; + } + if(pEvent->m_Button == S3E_POINTER_BUTTON_MOUSEWHEELUP) { + g_MouseWheel += pEvent->m_y ; + } + if(pEvent->m_Button == S3E_POINTER_BUTTON_MOUSEWHEELDOWN) { + g_MouseWheel += pEvent->m_y ; + } + } + + return 0; +} + +//void ImGui_Marmalade_ScrollCallback(double /*xoffset*/,double yoffset) +//{ +// g_MouseWheel += (float)yoffset; // Use fractional mouse wheel, 1.0 unit 5 lines. +//} + +int32 ImGui_Marmalade_KeyCallback(void* SystemData, void* userData) +{ + ImGuiIO& io = ImGui::GetIO(); + s3eKeyboardEvent* e = (s3eKeyboardEvent*)SystemData ; + if( e->m_Pressed == 1 ) { + io.KeysDown[e->m_Key] = true; + } + if(e->m_Pressed == 0) { + io.KeysDown[e->m_Key] = false; + } + + io.KeyCtrl = s3eKeyboardGetState(s3eKeyLeftControl) == S3E_KEY_STATE_DOWN || s3eKeyboardGetState(s3eKeyRightControl) == S3E_KEY_STATE_DOWN ; + io.KeyShift = s3eKeyboardGetState(s3eKeyLeftShift) == S3E_KEY_STATE_DOWN || s3eKeyboardGetState(s3eKeyRightShift) == S3E_KEY_STATE_DOWN ; + io.KeyAlt = s3eKeyboardGetState(s3eKeyLeftAlt) == S3E_KEY_STATE_DOWN || s3eKeyboardGetState(s3eKeyRightAlt) == S3E_KEY_STATE_DOWN ; + + return 0 ; +} + +int32 ImGui_Marmalade_CharCallback(void* SystemData,void* userData) +{ + ImGuiIO& io = ImGui::GetIO(); + + s3eKeyboardCharEvent* e = (s3eKeyboardCharEvent*)SystemData ; + if( (e->m_Char > 0 && e->m_Char < 0x10000) ) { + io.AddInputCharacter((unsigned short)e->m_Char); + } + + return 0 ; +} + +bool ImGui_Marmalade_CreateDeviceObjects() +{ + ImGuiIO& io = ImGui::GetIO(); + + // Build texture atlas + unsigned char* pixels; + int width, height; + io.Fonts->GetTexDataAsRGBA32(&pixels, &width, &height); + + // Create texture + g_FontTexture = new CIwTexture() ; + g_FontTexture->SetModifiable(true) ; + CIwImage& image = g_FontTexture->GetImage() ; + image.SetFormat(CIwImage::ARGB_8888) ; + image.SetWidth(width) ; + image.SetHeight(height) ; + image.SetBuffers(); // allocates and own buffers + image.ReadTexels(pixels) ; + g_FontTexture->SetMipMapping(false) ; + g_FontTexture->SetFiltering(false) ; + g_FontTexture->Upload() ; + + // Store the pointer + io.Fonts->TexID = (void *)g_FontTexture; + + // Cleanup (don't clear the input data if you want to append new fonts later) + io.Fonts->ClearInputData(); + io.Fonts->ClearTexData(); + + return true; +} + +void ImGui_Marmalade_InvalidateDeviceObjects() +{ + if(g_ClipboardText) { + delete[] g_ClipboardText ; + g_ClipboardText = 0 ; + } + + if (g_FontTexture) + { + delete g_FontTexture ; + ImGui::GetIO().Fonts->TexID = 0; + g_FontTexture = 0; + } +} + +bool ImGui_Marmalade_Init( bool install_callbacks) +{ + IwGxInit() ; + + ImGuiIO& io = ImGui::GetIO(); + io.KeyMap[ImGuiKey_Tab] = s3eKeyTab; // Keyboard mapping. ImGui will use those indices to peek into the io.KeyDown[] array. + io.KeyMap[ImGuiKey_LeftArrow] = s3eKeyLeft; + io.KeyMap[ImGuiKey_RightArrow] = s3eKeyRight; + io.KeyMap[ImGuiKey_UpArrow] = s3eKeyUp; + io.KeyMap[ImGuiKey_DownArrow] = s3eKeyDown; + io.KeyMap[ImGuiKey_PageUp] = s3eKeyPageUp; + io.KeyMap[ImGuiKey_PageDown] = s3eKeyPageDown; + io.KeyMap[ImGuiKey_Home] = s3eKeyHome; + io.KeyMap[ImGuiKey_End] = s3eKeyEnd; + io.KeyMap[ImGuiKey_Delete] = s3eKeyDelete; + io.KeyMap[ImGuiKey_Backspace] = s3eKeyBackspace; + io.KeyMap[ImGuiKey_Enter] = s3eKeyEnter; + io.KeyMap[ImGuiKey_Escape] = s3eKeyEsc; + io.KeyMap[ImGuiKey_A] = s3eKeyA; + io.KeyMap[ImGuiKey_C] = s3eKeyC; + io.KeyMap[ImGuiKey_V] = s3eKeyV; + io.KeyMap[ImGuiKey_X] = s3eKeyX; + io.KeyMap[ImGuiKey_Y] = s3eKeyY; + io.KeyMap[ImGuiKey_Z] = s3eKeyZ; + + io.RenderDrawListsFn = ImGui_Marmalade_RenderDrawLists; // Alternatively you can set this to NULL and call ImGui::GetDrawData() after ImGui::Render() to get the same ImDrawData pointer. + io.SetClipboardTextFn = ImGui_Marmalade_SetClipboardText; + io.GetClipboardTextFn = ImGui_Marmalade_GetClipboardText; + + if (install_callbacks) + { + s3ePointerRegister(S3E_POINTER_BUTTON_EVENT,ImGui_Marmalade_PointerButtonEventCallback,0) ; + s3eKeyboardRegister(S3E_KEYBOARD_KEY_EVENT,ImGui_Marmalade_KeyCallback,0) ; + s3eKeyboardRegister(S3E_KEYBOARD_CHAR_EVENT,ImGui_Marmalade_CharCallback,0) ; + } + + return true; +} + +void ImGui_Marmalade_Shutdown() +{ + ImGui_Marmalade_InvalidateDeviceObjects(); + ImGui::Shutdown(); + IwGxTerminate(); +} + +void ImGui_Marmalade_NewFrame() +{ + if (!g_FontTexture) { + ImGui_Marmalade_CreateDeviceObjects(); + } + + ImGuiIO& io = ImGui::GetIO(); + + // Setup display size (every frame to accommodate for window resizing) + int w = IwGxGetScreenWidth(), h = IwGxGetScreenHeight() ; + io.DisplaySize = ImVec2((float)w, (float)h); + // For retina display or other situations where window coordinates are different from framebuffer coordinates. User storage only, presently not used by ImGui. + io.DisplayFramebufferScale = g_scale; + + // Setup time step + double current_time = s3eTimerGetUST() / 1000.0f ; + io.DeltaTime = g_Time > 0.0 ? (float)(current_time - g_Time) : (float)(1.0f/60.0f); + g_Time = current_time; + + double mouse_x, mouse_y; + mouse_x = s3ePointerGetX(); + mouse_y = s3ePointerGetY(); + io.MousePos = ImVec2((float)mouse_x/g_scale.x, (float)mouse_y/g_scale.y); // Mouse position in screen coordinates (set to -1,-1 if no mouse / on another screen, etc.) + + for (int i = 0; i < 3; i++) { + io.MouseDown[i] = g_MousePressed[i] || s3ePointerGetState((s3ePointerButton)i) != S3E_POINTER_STATE_UP; // If a mouse press event came, always pass it as "mouse held this frame", so we don't miss click-release events that are shorter than 1 frame. + g_MousePressed[i] = false; + } + + io.MouseWheel = g_MouseWheel; + g_MouseWheel = 0.0f; + + // Hide OS mouse cursor if ImGui is drawing it +// s3ePointerSetInt(S3E_POINTER_HIDE_CURSOR,(io.MouseDrawCursor ? 0 : 1)); + + // Start the frame + ImGui::NewFrame(); + + // show/hide OSD keyboard + if( io.WantTextInput ) { // some text input widget is active? + if( !g_osdKeyboardEnabled ) { + g_osdKeyboardEnabled = true ; + s3eKeyboardSetInt(S3E_KEYBOARD_GET_CHAR,1) ; // show OSD keyboard + } + } + else { // no text input widget is active + if(g_osdKeyboardEnabled) { + g_osdKeyboardEnabled = false ; + s3eKeyboardSetInt(S3E_KEYBOARD_GET_CHAR,0) ; // hide OSD keyboard + } + } +} diff --git a/examples/marmalade_example/imgui_impl_marmalade.h b/examples/marmalade_example/imgui_impl_marmalade.h new file mode 100644 index 00000000..17c5e96e --- /dev/null +++ b/examples/marmalade_example/imgui_impl_marmalade.h @@ -0,0 +1,19 @@ +// ImGui Marmalade binding with IwGx +// Copyright (C) 2015 by Giovanni Zito +// This file is part of ImGui +// https://github.com/ocornut/imgui + +IMGUI_API bool ImGui_Marmalade_Init(bool install_callbacks); +IMGUI_API void ImGui_Marmalade_Shutdown(); +IMGUI_API void ImGui_Marmalade_NewFrame(); + +// Use if you want to reset your rendering device without losing ImGui state. +IMGUI_API void ImGui_Marmalade_InvalidateDeviceObjects(); +IMGUI_API bool ImGui_Marmalade_CreateDeviceObjects(); + +// callbacks (installed by default if you enable 'install_callbacks' during initialization) +// You can also handle inputs yourself and use those as a reference. +IMGUI_API int32 ImGui_Marmalade_PointerButtonEventCallback(void* SystemData,void* pUserData); +//IMGUI_API void ImGui_Marmalade_ScrollCallback(GLFWwindow* window, double xoffset, double yoffset); +IMGUI_API int32 ImGui_Marmalade_KeyCallback(void* SystemData,void* userData); +IMGUI_API int32 ImGui_Marmalade_CharCallback(void* SystemData,void* userData); diff --git a/examples/marmalade_example/main.cpp b/examples/marmalade_example/main.cpp new file mode 100644 index 00000000..cf631657 --- /dev/null +++ b/examples/marmalade_example/main.cpp @@ -0,0 +1,91 @@ +// ImGui - standalone example application for Marmalade +// Copyright (C) 2015 by Giovanni Zito +// This file is part of ImGui +// https://github.com/ocornut/imgui + +#include +#include "imgui_impl_marmalade.h" +#include + +#include +#include +#include + + +int main(int, char**) +{ + // Setup ImGui binding + ImGui_Marmalade_Init(true); + + // Load Fonts + // (see extra_fonts/README.txt for more details) + //ImGuiIO& io = ImGui::GetIO(); + //io.Fonts->AddFontDefault(); + //io.Fonts->AddFontFromFileTTF("../../extra_fonts/Cousine-Regular.ttf", 15.0f); + //io.Fonts->AddFontFromFileTTF("../../extra_fonts/DroidSans.ttf", 16.0f); + //io.Fonts->AddFontFromFileTTF("../../extra_fonts/ProggyClean.ttf", 13.0f); + //io.Fonts->AddFontFromFileTTF("../../extra_fonts/ProggyTiny.ttf", 10.0f); + //io.Fonts->AddFontFromFileTTF("c:\\Windows\\Fonts\\ArialUni.ttf", 18.0f, NULL, io.Fonts->GetGlyphRangesJapanese()); + + // Merge glyphs from multiple fonts into one (e.g. combine default font with another with Chinese glyphs, or add icons) + //ImWchar icons_ranges[] = { 0xf000, 0xf3ff, 0 }; + //ImFontConfig icons_config; icons_config.MergeMode = true; icons_config.PixelSnapH = true; + //io.Fonts->AddFontFromFileTTF("../../extra_fonts/DroidSans.ttf", 18.0f); + //io.Fonts->AddFontFromFileTTF("../../extra_fonts/fontawesome-webfont.ttf", 18.0f, &icons_config, icons_ranges); + + bool show_test_window = true; + bool show_another_window = false; + ImVec4 clear_color = ImColor(114, 144, 154); + + // Main loop + while (true) + { + if( s3eDeviceCheckQuitRequest() ) + break; + + s3eKeyboardUpdate() ; + s3ePointerUpdate() ; + ImGui_Marmalade_NewFrame(); + + // 1. Show a simple window + // Tip: if we don't call ImGui::Begin()/ImGui::End() the widgets appears in a window automatically called "Debug" + { + static float f = 0.0f; + ImGui::Text("Hello, world!"); + ImGui::SliderFloat("float", &f, 0.0f, 1.0f); + ImGui::ColorEdit3("clear color", (float*)&clear_color); + if (ImGui::Button("Test Window")) show_test_window ^= 1; + if (ImGui::Button("Another Window")) show_another_window ^= 1; + ImGui::Text("Application average %.3f ms/frame (%.1f FPS)", 1000.0f / ImGui::GetIO().Framerate, ImGui::GetIO().Framerate); + } + + // 2. Show another simple window, this time using an explicit Begin/End pair + if (show_another_window) + { + ImGui::SetNextWindowSize(ImVec2(200,100), ImGuiSetCond_FirstUseEver); + ImGui::Begin("Another Window", &show_another_window); + ImGui::Text("Hello"); + ImGui::End(); + } + + // 3. Show the ImGui test window. Most of the sample code is in ImGui::ShowTestWindow() + if (show_test_window) + { + ImGui::SetNextWindowPos(ImVec2(650, 20), ImGuiSetCond_FirstUseEver); + ImGui::ShowTestWindow(&show_test_window); + } + + // Rendering + IwGxSetColClear(clear_color.x*255,clear_color.y*255,clear_color.z*255,clear_color.w*255) ; + IwGxClear(); + ImGui::Render(); + IwGxSwapBuffers(); + + s3eDeviceYield(0) ; + } + + // Cleanup + ImGui_Marmalade_Shutdown(); + + return 0; +} diff --git a/examples/marmalade_example/marmalade_example.mkb b/examples/marmalade_example/marmalade_example.mkb new file mode 100644 index 00000000..9f8ea44a --- /dev/null +++ b/examples/marmalade_example/marmalade_example.mkb @@ -0,0 +1,44 @@ +#!/usr/bin/env mkb + +# ImGui - standalone example application for Marmalade +# Copyright (C) 2015 by Giovanni Zito +# This file is part of ImGui +# https://github.com/ocornut/imgui + +define IMGUI_DISABLE_INCLUDE_IMCONFIG_H +define IMGUI_DISABLE_WIN32_DEFAULT_CLIPBOARD_FUNCS +define IMGUI_DISABLE_WIN32_DEFAULT_IME_FUNCS +define _snprintf=snprintf + +options +{ + optimise-speed=1 +} + +includepaths +{ + ../.. +} + +subprojects +{ + iwgx +} + +files +{ + (.) + ["imgui"] + ../../imgui.cpp + ../../imgui_demo.cpp + ../../imgui_draw.cpp + ../../imconfig.h + ../../imgui.h + ../../imgui_internal.h + + ["imgui","Marmalade binding"] + imgui_impl_marmalade.h + imgui_impl_marmalade.cpp + main.cpp + +}