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Initial import
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Signed-off-by: Michal Chvila <miso.chvila@gmail.com>
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@Electry
Electry committed Oct 12, 2018
0 parents commit ffd7bdc
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Showing 12 changed files with 7,277 additions and 0 deletions.
2 changes: 2 additions & 0 deletions .gitignore
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build/
VGi.project
45 changes: 45 additions & 0 deletions CMakeLists.txt
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cmake_minimum_required(VERSION 2.8)

if(NOT DEFINED CMAKE_TOOLCHAIN_FILE)
if(DEFINED ENV{VITASDK})
set(CMAKE_TOOLCHAIN_FILE "$ENV{VITASDK}/share/vita.toolchain.cmake" CACHE PATH "toolchain file")
else()
message(FATAL_ERROR "Please define VITASDK to point to your SDK path!")
endif()
endif()

project(VGi)
include("$ENV{VITASDK}/share/vita.cmake" REQUIRED)

set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wl,-q -Wall -O3 -std=gnu99")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -fno-rtti -fno-exceptions")

add_executable(${PROJECT_NAME}
main.c
display.c
appinfo.c
graphics.c
memory.c
misc.c
)

target_link_libraries(${PROJECT_NAME}
k
gcc
taihen_stub
taihenModuleUtils_stub
SceAppMgr_stub
SceDisplay_stub
SceCtrl_stub
SceKernelModulemgr_stub
SceSysmem_stub
SceLibc_stub
)

set_target_properties(${PROJECT_NAME}
PROPERTIES LINK_FLAGS "-nostdlib"
)

vita_create_self(${PROJECT_NAME}.suprx ${PROJECT_NAME}
CONFIG ${CMAKE_SOURCE_DIR}/${PROJECT_NAME}.yml
)
8 changes: 8 additions & 0 deletions VGi.yml
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VGi:
attributes: 0
version:
major: 0
minor: 1
main:
start: module_start
stop: module_stop
62 changes: 62 additions & 0 deletions appinfo.c
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#include <libk/stdio.h>
#include <vitasdk.h>
#include <taihen.h>

#include "display.h"
#include "main.h"

// app info
static tai_module_info_t g_appModuleInfo = {0};
static SceKernelModuleInfo g_appSceModuleInfo = {0};
static char g_appContent[256] = {0};
static char g_appTitle[256] = {0};
static char g_appSTitle[64] = {0};
static char g_appTitleID[12] = {0};
static char g_appRegion[10] = {0};

void drawAppInfoMenu(const SceDisplayFrameBuf *pParam) {
setTextScale(2);
drawStringF((pParam->width / 2) - getTextWidth(MENU_TITLE_APP_INFO) / 2, 5, MENU_TITLE_APP_INFO);

setTextScale(1);
drawStringF(0, 60, "Title: %s", g_appTitle);
drawStringF(0, 82, "STitle: %s", g_appSTitle);
drawStringF(0, 104, "ContentID: %s", g_appContent);
drawStringF(0, 126, "TitleID: %s [ %s ]", g_appTitleID, g_appRegion);
drawStringF(0, 148, "Module: %s", g_appModuleInfo.name);
drawStringF(0, 170, "Module path: %s", g_appSceModuleInfo.path);
drawStringF(0, 192, "Module NID: 0x%08X", g_appModuleInfo.module_nid);
}

void setupAppInfoMenu() {
g_appModuleInfo.size = sizeof(tai_module_info_t);
taiGetModuleInfo(TAI_MAIN_MODULE, &g_appModuleInfo);

g_appSceModuleInfo.size = sizeof(SceKernelModuleInfo);
sceKernelGetModuleInfo(g_appModuleInfo.modid, &g_appSceModuleInfo);

sceAppMgrAppParamGetString(0, 6, g_appContent, 256);
sceAppMgrAppParamGetString(0, 9, g_appTitle, 256);
sceAppMgrAppParamGetString(0, 10, g_appSTitle, 64);
sceAppMgrAppParamGetString(0, 12, g_appTitleID, 12);

if (!strncmp(g_appTitleID, "PCSA", 4)) {
snprintf(g_appRegion, 10, "US 1st");
} else if (!strncmp(g_appTitleID, "PCSE", 4)) {
snprintf(g_appRegion, 10, "US 3rd");
} else if (!strncmp(g_appTitleID, "PCSB", 4)) {
snprintf(g_appRegion, 10, "EU 1st");
} else if (!strncmp(g_appTitleID, "PCSF", 4)) {
snprintf(g_appRegion, 10, "EU 3rd");
} else if (!strncmp(g_appTitleID, "PCSC", 4)) {
snprintf(g_appRegion, 10, "JP 1st");
} else if (!strncmp(g_appTitleID, "PCSG", 4)) {
snprintf(g_appRegion, 10, "JP 3rd");
} else if (!strncmp(g_appTitleID, "PCSD", 4)) {
snprintf(g_appRegion, 10, "ASIA 1st");
} else if (!strncmp(g_appTitleID, "PCSH", 4)) {
snprintf(g_appRegion, 10, "ASIA 3rd");
} else {
snprintf(g_appRegion, 10, "?");
}
}
106 changes: 106 additions & 0 deletions display.c
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#include <psp2/types.h>
#include <psp2/display.h>
#include <libk/stdio.h>
#include <libk/stdarg.h>
#include <libk/string.h>
#include "font_sun12x22.h"

#define MAX_STRING_LENGTH 512

static SceDisplayFrameBuf frameBuf;
static uint8_t fontScale = 1;
static uint32_t colorFg = 0xFFFFFFFF;
static uint32_t colorBg = 0xFF000000;

uint32_t blendColor(uint32_t fg, uint32_t bg) {
unsigned int alpha = ((fg >> 24) & 0xFF) + 1;
unsigned int inv_alpha = 256 - ((fg >> 24) & 0xFF);
uint32_t result = 0;
result |= ((alpha * (fg & 0xFF) + inv_alpha * (bg & 0xFF)) >> 8) & 0xFF;
result |= (((alpha * ((fg >> 8) & 0xFF) + inv_alpha * ((bg >> 8) & 0xFF)) >> 8) & 0xFF) << 8;
result |= (((alpha * ((fg >> 16) & 0xFF) + inv_alpha * ((bg >> 16) & 0xFF)) >> 8) & 0xFF) << 16;
result |= 0xFF << 24;
return result;
}

void updateFrameBuf(const SceDisplayFrameBuf *pParam) {
memcpy(&frameBuf, pParam, sizeof(SceDisplayFrameBuf));
}

void setTextColor(uint8_t r, uint8_t g, uint8_t b, uint8_t a) {
colorFg = (a << 24) + (b << 16) + (g << 8) + r;
}
void setBgColor(uint8_t r, uint8_t g, uint8_t b, uint8_t a) {
colorBg = (a << 24) + (b << 16) + (g << 8) + r;
}

void setTextScale(uint8_t scale) {
fontScale = scale;
}

uint32_t getTextWidth(const char *str) {
return strlen(str) * FONT_WIDTH * fontScale;
}

void clearScreen() {
if (!((colorBg >> 24) & 0xFF)) // alpha == 0
return;

if (((colorBg >> 24) & 0xFF) == 0xFF) { // alpha == 255
memset(frameBuf.base, colorBg, sizeof(uint32_t) * (frameBuf.pitch * frameBuf.height));
} else {
for (int y = 0; y < frameBuf.height; y++) {
for (int x = 0; x < frameBuf.width; x++) {
uint32_t *frameBufPtr = (uint32_t *)frameBuf.base + y * frameBuf.pitch + x;
*frameBufPtr = blendColor(colorBg, *frameBufPtr);
}
}
}
}

void drawCharacter(int character, int x, int y) {
for (int yy = 0; yy < FONT_HEIGHT * fontScale; yy++) {
int yy_font = yy / fontScale;
uint32_t displacement = x + (y + yy) * frameBuf.pitch;
uint32_t *screenPos = (uint32_t *)frameBuf.base + displacement;

if (displacement >= frameBuf.pitch * frameBuf.height)
return; // out of bounds

for (int xx = 0; xx < FONT_WIDTH * fontScale; xx++) {
if (x + xx >= frameBuf.width)
return; // oob

// Get px 0/1 from font.h
int xx_font = xx / fontScale;
uint32_t charPos = character * (FONT_HEIGHT * ((FONT_WIDTH / 8) + 1));
uint32_t charPosH = charPos + (yy_font * ((FONT_WIDTH / 8) + 1));
uint8_t charByte = font[charPosH + (xx_font / 8)];
uint32_t clr = ((charByte >> (7 - (xx_font % 8))) & 1) ? colorFg : colorBg;

if ((clr >> 24) & 0xFF) { // alpha != 0
if (((clr >> 24) & 0xFF) != 0xFF) { // alpha < 0xFF
*(screenPos + xx) = blendColor(clr, *(screenPos + xx)); // blend FG/BG color
} else {
*(screenPos + xx) = clr;
}
}
}
}
}

void drawString(int x, int y, const char *str) {
for (size_t i = 0; i < strlen(str); i++)
drawCharacter(str[i], x + i * FONT_WIDTH * fontScale, y);
}

void drawStringF(int x, int y, const char *format, ...) {
char buffer[MAX_STRING_LENGTH] = { 0 };
va_list va;

va_start(va, format);
vsnprintf(buffer, MAX_STRING_LENGTH, format, va);
va_end(va);

drawString(x, y, buffer);
}
17 changes: 17 additions & 0 deletions display.h
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#ifndef _DISPLAY_H_
#define _DISPLAY_H_

void updateFrameBuf(const SceDisplayFrameBuf *param);
void setBgColor(uint8_t r, uint8_t g, uint8_t b, uint8_t a);
void setTextColor(uint8_t r, uint8_t g, uint8_t b, uint8_t a);
void setTextScale(uint8_t scale);

uint32_t getTextWidth(const char *str);

void clearScreen();

void drawCharacter(int character, int x, int y);
void drawString(int x, int y, const char *str);
void drawStringF(int x, int y, const char *format, ...);

#endif

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