Initial commit

1 files changed, 499 insertions, 0 deletions

diff --git a/contrib/SDL-3.2.8/src/video/psp/SDL_pspvideo.c b/contrib/SDL-3.2.8/src/video/psp/SDL_pspvideo.c
new file mode 100644
index 0000000..2458235
--- /dev/null
+++ b/contrib/SDL-3.2.8/src/video/psp/SDL_pspvideo.c
@@ -0,0 +1,499 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+
+#include "SDL_internal.h"
+
+#ifdef SDL_VIDEO_DRIVER_PSP
+
+// SDL internals
+#include "../SDL_sysvideo.h"
+#include "../../events/SDL_mouse_c.h"
+#include "../../events/SDL_keyboard_c.h"
+
+// PSP declarations
+#include "SDL_pspvideo.h"
+#include "SDL_pspevents_c.h"
+#include "SDL_pspgl_c.h"
+#include "../../render/psp/SDL_render_psp_c.h"
+
+#include <psputility.h>
+#include <pspgu.h>
+#include <pspdisplay.h>
+#include <vram.h>
+
+/* unused
+static bool PSP_initialized = false;
+*/
+
+static void PSP_Destroy(SDL_VideoDevice *device)
+{
+    SDL_free(device->internal);
+    SDL_free(device);
+}
+
+static SDL_VideoDevice *PSP_Create(void)
+{
+    SDL_VideoDevice *device;
+    SDL_VideoData *phdata;
+    SDL_GLDriverData *gldata;
+
+    // Initialize SDL_VideoDevice structure
+    device = (SDL_VideoDevice *)SDL_calloc(1, sizeof(SDL_VideoDevice));
+    if (!device) {
+        return NULL;
+    }
+
+    // Initialize internal PSP specific data
+    phdata = (SDL_VideoData *)SDL_calloc(1, sizeof(SDL_VideoData));
+    if (!phdata) {
+        SDL_free(device);
+        return NULL;
+    }
+
+    gldata = (SDL_GLDriverData *)SDL_calloc(1, sizeof(SDL_GLDriverData));
+    if (!gldata) {
+        SDL_free(device);
+        SDL_free(phdata);
+        return NULL;
+    }
+    device->gl_data = gldata;
+
+    device->internal = phdata;
+
+    phdata->egl_initialized = true;
+
+    // Setup amount of available displays
+    device->num_displays = 0;
+
+    // Set device free function
+    device->free = PSP_Destroy;
+
+    // Setup all functions which we can handle
+    device->VideoInit = PSP_VideoInit;
+    device->VideoQuit = PSP_VideoQuit;
+    device->GetDisplayModes = PSP_GetDisplayModes;
+    device->SetDisplayMode = PSP_SetDisplayMode;
+    device->CreateSDLWindow = PSP_CreateWindow;
+    device->SetWindowTitle = PSP_SetWindowTitle;
+    device->SetWindowPosition = PSP_SetWindowPosition;
+    device->SetWindowSize = PSP_SetWindowSize;
+    device->ShowWindow = PSP_ShowWindow;
+    device->HideWindow = PSP_HideWindow;
+    device->RaiseWindow = PSP_RaiseWindow;
+    device->MaximizeWindow = PSP_MaximizeWindow;
+    device->MinimizeWindow = PSP_MinimizeWindow;
+    device->RestoreWindow = PSP_RestoreWindow;
+    device->DestroyWindow = PSP_DestroyWindow;
+    device->GL_LoadLibrary = PSP_GL_LoadLibrary;
+    device->GL_GetProcAddress = PSP_GL_GetProcAddress;
+    device->GL_UnloadLibrary = PSP_GL_UnloadLibrary;
+    device->GL_CreateContext = PSP_GL_CreateContext;
+    device->GL_MakeCurrent = PSP_GL_MakeCurrent;
+    device->GL_SetSwapInterval = PSP_GL_SetSwapInterval;
+    device->GL_GetSwapInterval = PSP_GL_GetSwapInterval;
+    device->GL_SwapWindow = PSP_GL_SwapWindow;
+    device->GL_DestroyContext = PSP_GL_DestroyContext;
+    device->HasScreenKeyboardSupport = PSP_HasScreenKeyboardSupport;
+    device->ShowScreenKeyboard = PSP_ShowScreenKeyboard;
+    device->HideScreenKeyboard = PSP_HideScreenKeyboard;
+    device->IsScreenKeyboardShown = PSP_IsScreenKeyboardShown;
+
+    device->PumpEvents = PSP_PumpEvents;
+
+    return device;
+}
+
+static void configure_dialog(pspUtilityMsgDialogParams *dialog, size_t dialog_size)
+{
+        // clear structure and setup size
+        SDL_memset(dialog, 0, dialog_size);
+        dialog->base.size = dialog_size;
+
+        // set language
+        sceUtilityGetSystemParamInt(PSP_SYSTEMPARAM_ID_INT_LANGUAGE, &dialog->base.language);
+
+        // set X/O swap
+        sceUtilityGetSystemParamInt(PSP_SYSTEMPARAM_ID_INT_UNKNOWN, &dialog->base.buttonSwap);
+
+        // set thread priorities
+        // TODO: understand how these work
+        dialog->base.soundThread = 0x10;
+        dialog->base.graphicsThread = 0x11;
+        dialog->base.fontThread = 0x12;
+        dialog->base.accessThread = 0x13;
+}
+
+static void *setup_temporal_gu(void *list)
+{
+    // Using GU_PSM_8888 for the framebuffer
+        int bpp = 4;
+
+        void *doublebuffer = vramalloc(PSP_FRAME_BUFFER_SIZE * bpp * 2);
+    void *backbuffer = doublebuffer;
+    void *frontbuffer = ((uint8_t *)doublebuffer) + PSP_FRAME_BUFFER_SIZE * bpp;
+
+    sceGuInit();
+
+    sceGuStart(GU_DIRECT,list);
+        sceGuDrawBuffer(GU_PSM_8888, vrelptr(frontbuffer), PSP_FRAME_BUFFER_WIDTH);
+    sceGuDispBuffer(PSP_SCREEN_WIDTH, PSP_SCREEN_HEIGHT, vrelptr(backbuffer), PSP_FRAME_BUFFER_WIDTH);
+
+    sceGuOffset(2048 - (PSP_SCREEN_WIDTH >> 1), 2048 - (PSP_SCREEN_HEIGHT >> 1));
+    sceGuViewport(2048, 2048, PSP_SCREEN_WIDTH, PSP_SCREEN_HEIGHT);
+
+    sceGuDisable(GU_DEPTH_TEST);
+
+    // Scissoring
+    sceGuScissor(0, 0, PSP_SCREEN_WIDTH, PSP_SCREEN_HEIGHT);
+    sceGuEnable(GU_SCISSOR_TEST);
+
+    sceGuFinish();
+    sceGuSync(0,0);
+
+    sceDisplayWaitVblankStart();
+    sceGuDisplay(GU_TRUE);
+
+        return doublebuffer;
+}
+
+static void term_temporal_gu(void *guBuffer)
+{
+        sceGuTerm();
+        vfree(guBuffer);
+        sceDisplayWaitVblankStart();
+}
+
+bool PSP_ShowMessageBox(const SDL_MessageBoxData *messageboxdata, int *buttonID)
+{
+        unsigned char list[64] __attribute__((aligned(64)));
+        pspUtilityMsgDialogParams dialog;
+        int status;
+    void *guBuffer = NULL;
+
+        // check if it's possible to use existing video context
+        if (SDL_GetKeyboardFocus() == NULL) {
+                guBuffer = setup_temporal_gu(list);
+        }
+
+        // configure dialog
+        configure_dialog(&dialog, sizeof(dialog));
+
+        // setup dialog options for text
+        dialog.mode = PSP_UTILITY_MSGDIALOG_MODE_TEXT;
+        dialog.options = PSP_UTILITY_MSGDIALOG_OPTION_TEXT;
+
+        // copy the message in, 512 bytes max
+        SDL_snprintf(dialog.message, sizeof(dialog.message), "%s\r\n\r\n%s", messageboxdata->title, messageboxdata->message);
+
+        // too many buttons
+        if (messageboxdata->numbuttons > 2)
+                return SDL_SetError("messageboxdata->numbuttons valid values are 0, 1, 2");
+
+        // we only have two options, "yes/no" or "ok"
+        if (messageboxdata->numbuttons == 2)
+                dialog.options |= PSP_UTILITY_MSGDIALOG_OPTION_YESNO_BUTTONS | PSP_UTILITY_MSGDIALOG_OPTION_DEFAULT_NO;
+
+        // start dialog
+        if (sceUtilityMsgDialogInitStart(&dialog) != 0)
+                return SDL_SetError("sceUtilityMsgDialogInitStart() failed for some reason");
+
+        // loop while the dialog is active
+        status = PSP_UTILITY_DIALOG_NONE;
+        do
+        {
+                sceGuStart(GU_DIRECT, list);
+                sceGuClearColor(0);
+                sceGuClearDepth(0);
+                sceGuClear(GU_COLOR_BUFFER_BIT|GU_DEPTH_BUFFER_BIT);
+                sceGuFinish();
+                sceGuSync(0,0);
+
+                status = sceUtilityMsgDialogGetStatus();
+
+                switch (status)
+                {
+                        case PSP_UTILITY_DIALOG_VISIBLE:
+                                sceUtilityMsgDialogUpdate(1);
+                                break;
+
+                        case PSP_UTILITY_DIALOG_QUIT:
+                                sceUtilityMsgDialogShutdownStart();
+                                break;
+                }
+
+                sceDisplayWaitVblankStart();
+                sceGuSwapBuffers();
+
+        } while (status != PSP_UTILITY_DIALOG_NONE);
+
+    // cleanup
+        if (guBuffer)
+        {
+                term_temporal_gu(guBuffer);
+        }
+
+        // success
+        if (dialog.buttonPressed == PSP_UTILITY_MSGDIALOG_RESULT_YES)
+                *buttonID = messageboxdata->buttons[0].buttonID;
+        else if (dialog.buttonPressed == PSP_UTILITY_MSGDIALOG_RESULT_NO)
+                *buttonID = messageboxdata->buttons[1].buttonID;
+        else
+                *buttonID = messageboxdata->buttons[0].buttonID;
+
+        return true;
+}
+
+VideoBootStrap PSP_bootstrap = {
+    "psp",
+    "PSP Video Driver",
+    PSP_Create,
+    PSP_ShowMessageBox,
+    false
+};
+
+/*****************************************************************************/
+// SDL Video and Display initialization/handling functions
+/*****************************************************************************/
+bool PSP_VideoInit(SDL_VideoDevice *_this)
+{
+    SDL_DisplayMode mode;
+
+    if (!PSP_EventInit(_this)) {
+        return false;  // error string would already be set
+    }
+
+    SDL_zero(mode);
+    mode.w = PSP_SCREEN_WIDTH;
+    mode.h = PSP_SCREEN_HEIGHT;
+    mode.refresh_rate = 60.0f;
+
+    // 32 bpp for default
+    mode.format = SDL_PIXELFORMAT_ABGR8888;
+
+    if (SDL_AddBasicVideoDisplay(&mode) == 0) {
+        return false;
+    }
+    return true;
+}
+
+void PSP_VideoQuit(SDL_VideoDevice *_this)
+{
+    PSP_EventQuit(_this);
+}
+
+bool PSP_GetDisplayModes(SDL_VideoDevice *_this, SDL_VideoDisplay *display)
+{
+    SDL_DisplayMode mode;
+
+    SDL_zero(mode);
+    mode.w = PSP_SCREEN_WIDTH;
+    mode.h = PSP_SCREEN_HEIGHT;
+    mode.refresh_rate = 60.0f;
+
+    // 32 bpp for default
+    mode.format = SDL_PIXELFORMAT_ABGR8888;
+    SDL_AddFullscreenDisplayMode(display, &mode);
+
+    // 16 bpp secondary mode
+    mode.format = SDL_PIXELFORMAT_BGR565;
+    SDL_AddFullscreenDisplayMode(display, &mode);
+    return true;
+}
+
+bool PSP_SetDisplayMode(SDL_VideoDevice *_this, SDL_VideoDisplay *display, SDL_DisplayMode *mode)
+{
+    return true;
+}
+
+#define EGLCHK(stmt)                           \
+    do {                                       \
+        EGLint err;                            \
+                                               \
+        stmt;                                  \
+        err = eglGetError();                   \
+        if (err != EGL_SUCCESS) {              \
+            SDL_SetError("EGL error %d", err); \
+            return true;                          \
+        }                                      \
+    } while (0)
+
+bool PSP_CreateWindow(SDL_VideoDevice *_this, SDL_Window *window, SDL_PropertiesID create_props)
+{
+    SDL_WindowData *wdata;
+
+    // Allocate window internal data
+    wdata = (SDL_WindowData *)SDL_calloc(1, sizeof(SDL_WindowData));
+    if (!wdata) {
+        return false;
+    }
+
+    // Setup driver data for this window
+    window->internal = wdata;
+
+    SDL_SetKeyboardFocus(window);
+
+    // Window has been successfully created
+    return true;
+}
+
+void PSP_SetWindowTitle(SDL_VideoDevice *_this, SDL_Window *window)
+{
+}
+bool PSP_SetWindowPosition(SDL_VideoDevice *_this, SDL_Window *window)
+{
+    return SDL_Unsupported();
+}
+void PSP_SetWindowSize(SDL_VideoDevice *_this, SDL_Window *window)
+{
+}
+void PSP_ShowWindow(SDL_VideoDevice *_this, SDL_Window *window)
+{
+}
+void PSP_HideWindow(SDL_VideoDevice *_this, SDL_Window *window)
+{
+}
+void PSP_RaiseWindow(SDL_VideoDevice *_this, SDL_Window *window)
+{
+}
+void PSP_MaximizeWindow(SDL_VideoDevice *_this, SDL_Window *window)
+{
+}
+void PSP_MinimizeWindow(SDL_VideoDevice *_this, SDL_Window *window)
+{
+}
+void PSP_RestoreWindow(SDL_VideoDevice *_this, SDL_Window *window)
+{
+}
+void PSP_DestroyWindow(SDL_VideoDevice *_this, SDL_Window *window)
+{
+}
+
+bool PSP_HasScreenKeyboardSupport(SDL_VideoDevice *_this)
+{
+    return true;
+}
+
+void PSP_ShowScreenKeyboard(SDL_VideoDevice *_this, SDL_Window *window, SDL_PropertiesID props)
+{
+    char list[0x20000] __attribute__((aligned(64)));  // Needed for sceGuStart to work
+    int i;
+    int done = 0;
+    int input_text_length = 32; // SDL_SendKeyboardText supports up to 32 characters per event
+    unsigned short outtext[input_text_length];
+    char text_string[input_text_length];
+
+    SceUtilityOskData data;
+    SceUtilityOskParams params;
+
+    SDL_memset(outtext, 0, input_text_length * sizeof(unsigned short));
+
+    data.language = PSP_UTILITY_OSK_LANGUAGE_DEFAULT;
+    data.lines = 1;
+    data.unk_24 = 1;
+    switch (SDL_GetTextInputType(props)) {
+    default:
+    case SDL_TEXTINPUT_TYPE_TEXT:
+        data.inputtype = PSP_UTILITY_OSK_INPUTTYPE_ALL;
+        break;
+    case SDL_TEXTINPUT_TYPE_TEXT_NAME:
+        data.inputtype = PSP_UTILITY_OSK_INPUTTYPE_ALL;
+        break;
+    case SDL_TEXTINPUT_TYPE_TEXT_EMAIL:
+        data.inputtype = PSP_UTILITY_OSK_INPUTTYPE_ALL;
+        break;
+    case SDL_TEXTINPUT_TYPE_TEXT_USERNAME:
+        data.inputtype = PSP_UTILITY_OSK_INPUTTYPE_ALL;
+        break;
+    case SDL_TEXTINPUT_TYPE_TEXT_PASSWORD_HIDDEN:
+        data.inputtype = PSP_UTILITY_OSK_INPUTTYPE_ALL;
+        break;
+    case SDL_TEXTINPUT_TYPE_TEXT_PASSWORD_VISIBLE:
+        data.inputtype = PSP_UTILITY_OSK_INPUTTYPE_ALL;
+        break;
+    case SDL_TEXTINPUT_TYPE_NUMBER:
+        data.inputtype = PSP_UTILITY_OSK_INPUTTYPE_LATIN_DIGIT;
+        break;
+    case SDL_TEXTINPUT_TYPE_NUMBER_PASSWORD_HIDDEN:
+        data.inputtype = PSP_UTILITY_OSK_INPUTTYPE_LATIN_DIGIT;
+        break;
+    case SDL_TEXTINPUT_TYPE_NUMBER_PASSWORD_VISIBLE:
+        data.inputtype = PSP_UTILITY_OSK_INPUTTYPE_LATIN_DIGIT;
+        break;
+    }
+    data.desc = NULL;
+    data.intext = NULL;
+    data.outtextlength = input_text_length;
+    data.outtextlimit = input_text_length;
+    data.outtext = outtext;
+
+    params.base.size = sizeof(params);
+    sceUtilityGetSystemParamInt(PSP_SYSTEMPARAM_ID_INT_LANGUAGE, &params.base.language);
+    sceUtilityGetSystemParamInt(PSP_SYSTEMPARAM_ID_INT_UNKNOWN, &params.base.buttonSwap);
+    params.base.graphicsThread = 17;
+    params.base.accessThread = 19;
+    params.base.fontThread = 18;
+    params.base.soundThread = 16;
+    params.datacount = 1;
+    params.data = &data;
+
+    sceUtilityOskInitStart(&params);
+
+    while(!done) {
+        sceGuStart(GU_DIRECT, list);
+        sceGuClearColor(0);
+        sceGuClearDepth(0);
+        sceGuClear(GU_COLOR_BUFFER_BIT|GU_DEPTH_BUFFER_BIT);
+        sceGuFinish();
+        sceGuSync(0,0);
+
+        switch(sceUtilityOskGetStatus())
+        {
+            case PSP_UTILITY_DIALOG_VISIBLE:
+                sceUtilityOskUpdate(1);
+                break;
+            case PSP_UTILITY_DIALOG_QUIT:
+                sceUtilityOskShutdownStart();
+                break;
+            case PSP_UTILITY_DIALOG_NONE:
+                done = 1;
+                break;
+            default :
+                break;
+        }
+        sceDisplayWaitVblankStart();
+        sceGuSwapBuffers();
+    }
+
+    // Convert input list to string
+    for (i = 0; i < input_text_length; i++) {
+        text_string[i] = outtext[i];
+    }
+    SDL_SendKeyboardText((const char *) text_string);
+}
+void PSP_HideScreenKeyboard(SDL_VideoDevice *_this, SDL_Window *window)
+{
+}
+bool PSP_IsScreenKeyboardShown(SDL_VideoDevice *_this, SDL_Window *window)
+{
+    return false;
+}
+
+#endif // SDL_VIDEO_DRIVER_PSP