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Replace usage of old gfx API with new NWindow/Framebuffer API. Clean up some of the examples that used mixed console + custom sw rendering.

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This commit is contained in:
fincs 2018-12-17 20:18:02 +01:00
parent 6590041f87
commit 0ea76cf3ed
8 changed files with 281 additions and 224 deletions
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2
applet/lockexit/source/main.c
View File

@ -17,7 +17,7 @@ int main(int argc, char* argv[])
// This example uses a text console, as a simple way to output text to the screen.
// If you want to write a software-rendered graphics application,
// take a look at the graphics/simplegfx example, which uses the libnx gfx API instead.
// take a look at the graphics/simplegfx example, which uses the libnx Framebuffer API instead.
// If on the other hand you want to write an OpenGL based application,
// take a look at the graphics/opengl set of examples, which uses EGL instead.
consoleInit(NULL);

56
applet/recording/source/main.c
View File

@ -1,18 +1,35 @@
#include <string.h>
// Include the most common headers from the C standard library
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
// Include the main libnx system header, for Switch development
#include <switch.h>
//See also libnx applet.h. See applet.h for the requirements for using this.
// Define the desired framebuffer resolution (here we set it to 720p).
#define FB_WIDTH 1280
#define FB_HEIGHT 720
// Remove above and uncomment below for 1080p
//#define FB_WIDTH 1920
//#define FB_HEIGHT 1080
int main(int argc, char **argv)
{
u32* framebuf;
u32 cnt=0;
// Retrieve the default window
NWindow* win = nwindowGetDefault();
gfxInitDefault();
// Create a linear double-buffered framebuffer
Framebuffer fb;
framebufferCreate(&fb, win, FB_WIDTH, FB_HEIGHT, PIXEL_FORMAT_RGBA_8888, 2);
framebufferMakeLinear(&fb);
appletInitializeGamePlayRecording();//Normally this is only recording func you need to call.
u32 cnt = 0;
while(appletMainLoop())
{
//Scan all the inputs. This should be done once for each frame
@ -30,34 +47,29 @@ int main(int argc, char **argv)
appletSetGamePlayRecordingState(1);//Enable recording.
}
u32 width, height;
u32 pos;
framebuf = (u32*) gfxGetFramebuffer((u32*)&width, (u32*)&height);
// Retrieve the framebuffer
u32 stride;
u32* framebuf = (u32*) framebufferBegin(&fb, &stride);
if(cnt==60)
{
cnt=0;
}
if (cnt != 60)
cnt ++;
else
{
cnt++;
}
cnt = 0;
//Each pixel is 4-bytes due to RGBA8888.
u32 x, y;
for (y=0; y<height; y++)//Access the buffer linearly.
// Each pixel is 4-bytes due to RGBA8888.
for (u32 y = 0; y < FB_HEIGHT; y ++)
{
for (x=0; x<width; x++)
for (u32 x = 0; x < FB_WIDTH; x ++)
{
pos = y * width + x;
u32 pos = y * stride / sizeof(u32) + x;
framebuf[pos] = 0x01010101 * cnt * 4;//Set framebuf to different shades of grey.
}
}
gfxFlushBuffers();
gfxSwapBuffers();
// We're done rendering, so we end the frame here.
framebufferEnd(&fb);
}
gfxExit();
framebufferClose(&fb);
return 0;
}

2
exception-handler/source/main.c
View File

@ -42,7 +42,7 @@ int main(int argc, char* argv[])
{
// This example uses a text console, as a simple way to output text to the screen.
// If you want to write a software-rendered graphics application,
// take a look at the graphics/simplegfx example, which uses the libnx gfx API instead.
// take a look at the graphics/simplegfx example, which uses the libnx Framebuffer API instead.
// If on the other hand you want to write an OpenGL based application,
// take a look at the graphics/opengl set of examples, which uses EGL instead.
consoleInit(NULL);

191
graphics/shared_font/source/main.c
View File

@ -1,6 +1,7 @@
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <stdarg.h>
#include <switch.h>
#include <ft2build.h>
@ -8,6 +9,10 @@
//See also libnx pl.h.
// Define the desired framebuffer resolution (here we set it to 720p).
#define FB_WIDTH 1280
#define FB_HEIGHT 720
//This requires the switch-freetype package.
//Freetype code here is based on the example code from freetype docs.
@ -38,7 +43,7 @@ void draw_glyph(FT_Bitmap* bitmap, u32* framebuf, u32 x, u32 y)
//Note that this doesn't handle {tmpx > width}, etc.
//str is UTF-8.
void draw_text(FT_Face face, u32* framebuf, u32 x, u32 y, const uint8_t* str)
void draw_text(FT_Face face, u32* framebuf, u32 x, u32 y, const char* str)
{
u32 tmpx = x;
FT_Error ret=0;
@ -46,13 +51,13 @@ void draw_text(FT_Face face, u32* framebuf, u32 x, u32 y, const uint8_t* str)
FT_GlyphSlot slot = face->glyph;
u32 i;
u32 str_size = strlen((const char*)str);
u32 str_size = strlen(str);
uint32_t tmpchar;
ssize_t unitcount=0;
for (i = 0; i < str_size; )
{
unitcount = decode_utf8 (&tmpchar, &str[i]);
unitcount = decode_utf8 (&tmpchar, (const uint8_t*)&str[i]);
if (unitcount <= 0) break;
i+= unitcount;
@ -86,84 +91,112 @@ void draw_text(FT_Face face, u32* framebuf, u32 x, u32 y, const uint8_t* str)
}
}
__attribute__((format(printf, 1, 2)))
static int error_screen(const char* fmt, ...)
{
consoleInit(NULL);
va_list va;
va_start(va, fmt);
vprintf(fmt, va);
va_end(va);
printf("Press PLUS to exit\n");
while (appletMainLoop())
{
hidScanInput();
if (hidKeysDown(CONTROLLER_P1_AUTO) & KEY_PLUS)
break;
consoleUpdate(NULL);
}
consoleExit(NULL);
return EXIT_FAILURE;
}
static u64 getSystemLanguage(void)
{
Result rc;
u64 code = 0;
rc = setInitialize();
if (R_SUCCEEDED(rc)) {
rc = setGetSystemLanguage(&code);
setExit();
}
return R_SUCCEEDED(rc) ? code : 0;
}
// LanguageCode is only needed with shared-font when using plGetSharedFont.
static u64 LanguageCode;
void userAppInit(void)
{
Result rc;
rc = plInitialize();
if (R_FAILED(rc))
fatalSimple(rc);
LanguageCode = getSystemLanguage();
}
void userAppExit(void)
{
plExit();
}
int main(int argc, char **argv)
{
Result rc=0;
u32* framebuf;
FT_Error ret=0;
u64 LanguageCode=0;
PlFontData font;
//Use this when using multiple shared-fonts.
/*
PlFontData fonts[PlSharedFontType_Total];
size_t total_fonts=0;
FT_Error ret=0, libret=1, faceret=1;
rc = plGetSharedFont(LanguageCode, fonts, PlSharedFontType_Total, &total_fonts);
if (R_FAILED(rc))
return error_screen("plGetSharedFont() failed: 0x%x\n", rc);
*/
// Use this when you want to use specific shared-font(s). Since this example only uses 1 font, only the font loaded by this will be used.
PlFontData font;
rc = plGetSharedFontByType(&font, PlSharedFontType_Standard);
if (R_FAILED(rc))
return error_screen("plGetSharedFontByType() failed: 0x%x\n", rc);
FT_Library library;
ret = FT_Init_FreeType(&library);
if (ret)
return error_screen("FT_Init_FreeType() failed: %d\n", ret);
FT_Face face;
gfxInitDefault();
consoleInit(NULL);
rc = setInitialize();//Only needed with shared-font when using plGetSharedFont.
if (R_SUCCEEDED(rc)) rc = setGetSystemLanguage(&LanguageCode);
setExit();
if (R_FAILED(rc)) printf("Failed to get system-language: 0x%x\n", rc);
if (R_SUCCEEDED(rc))
{
rc = plInitialize();
if (R_FAILED(rc)) printf("plInitialize() failed: 0x%x\n", rc);
if (R_SUCCEEDED(rc))
{
//Use this when using multiple shared-fonts.
rc = plGetSharedFont(LanguageCode, fonts, PlSharedFontType_Total, &total_fonts);
if (R_FAILED(rc)) printf("plGetSharedFont() failed: 0x%x\n", rc);
//Use this when you want to use specific shared-font(s). Since this example only uses 1 font, only the font loaded by this will be used.
rc = plGetSharedFontByType(&font, PlSharedFontType_Standard);
if (R_FAILED(rc)) printf("plGetSharedFontByType() failed: 0x%x\n", rc);
if (R_SUCCEEDED(rc))
{
ret = FT_Init_FreeType(&library);
libret = ret;
if (ret) printf("FT_Init_FreeType() failed: %d\n", ret);
if (ret==0)
{
ret = FT_New_Memory_Face( library,
font.address, /* first byte in memory */
font.size, /* size in bytes */
0, /* face_index */
&face);
faceret = ret;
if (ret) printf("FT_New_Memory_Face() failed: %d\n", ret);
if (ret==0)
{
ret = FT_Set_Char_Size(
face, /* handle to face object */
0, /* char_width in 1/64th of points */
8*64, /* char_height in 1/64th of points */
300, /* horizontal device resolution */
300); /* vertical device resolution */
if (ret) printf("FT_Set_Char_Size() failed: %d\n", ret);
}
}
}
}
ret = FT_New_Memory_Face( library,
font.address, /* first byte in memory */
font.size, /* size in bytes */
0, /* face_index */
&face);
if (ret) {
FT_Done_FreeType(library);
return error_screen("FT_New_Memory_Face() failed: %d\n", ret);
}
if (R_SUCCEEDED(rc) && ret==0)
{
//Switch to using regular framebuffer.
consoleClear();
gfxSetMode(GfxMode_LinearDouble);
ret = FT_Set_Char_Size(
face, /* handle to face object */
0, /* char_width in 1/64th of points */
24*64, /* char_height in 1/64th of points */
96, /* horizontal device resolution */
96); /* vertical device resolution */
if (ret) {
FT_Done_Face(face);
FT_Done_FreeType(library);
return error_screen("FT_Set_Char_Size() failed: %d\n", ret);
}
while(appletMainLoop())
Framebuffer fb;
framebufferCreate(&fb, nwindowGetDefault(), FB_WIDTH, FB_HEIGHT, PIXEL_FORMAT_RGBA_8888, 2);
framebufferMakeLinear(&fb);
while (appletMainLoop())
{
//Scan all the inputs. This should be done once for each frame
hidScanInput();
@ -173,20 +206,18 @@ int main(int argc, char **argv)
if (kDown & KEY_PLUS) break; // break in order to return to hbmenu
framebuf = (u32*) gfxGetFramebuffer(&framebuf_width, NULL);
u32 stride;
u32* framebuf = (u32*)framebufferBegin(&fb, &stride);
framebuf_width = stride / sizeof(u32);
memset(framebuf, 0, gfxGetFramebufferSize());
memset(framebuf, 0, stride*FB_HEIGHT);
draw_text(face, framebuf, 64, 64, u8"The quick brown fox jumps over the lazy dog. ファイル\ntest Test");
if (R_SUCCEEDED(rc) && ret==0) draw_text(face, framebuf, 64, 64, (const uint8_t*)"The quick brown fox jumps over the lazy dog. ファイル\ntest Test");
gfxFlushBuffers();
gfxSwapBuffers();
framebufferEnd(&fb);
}
if (faceret==0) FT_Done_Face(face);
if (libret==0) FT_Done_FreeType(library);
plExit();
gfxExit();
framebufferClose(&fb);
FT_Done_Face(face);
FT_Done_FreeType(library);
return 0;
}

87
graphics/simplegfx/source/main.c
View File

@ -1,71 +1,82 @@
#include <string.h>
// Include the most common headers from the C standard library
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
// Include the main libnx system header, for Switch development
#include <switch.h>
#ifdef DISPLAY_IMAGE
#include "image_bin.h"//Your own raw RGB888 1280x720 image at "data/image.bin" is required.
#endif
//See also libnx gfx.h.
// See also libnx display/framebuffer.h.
int main(int argc, char **argv)
// Define the desired framebuffer resolution (here we set it to 720p).
#define FB_WIDTH 1280
#define FB_HEIGHT 720
// Remove above and uncomment below for 1080p
//#define FB_WIDTH 1920
//#define FB_HEIGHT 1080
// Main program entrypoint
int main(int argc, char* argv[])
{
u32* framebuf;
u32 cnt=0;
#ifdef DISPLAY_IMAGE
u8* imageptr = (u8*)image_bin;
#endif
// Retrieve the default window
NWindow* win = nwindowGetDefault();
//Enable max-1080p support. Remove for 720p-only resolution.
//gfxInitResolutionDefault();
// Create a linear double-buffered framebuffer
Framebuffer fb;
framebufferCreate(&fb, win, FB_WIDTH, FB_HEIGHT, PIXEL_FORMAT_RGBA_8888, 2);
framebufferMakeLinear(&fb);
gfxInitDefault();
#ifdef DISPLAY_IMAGE
u8* imageptr = (u8*)image_bin;
#endif
//Set current resolution automatically depending on current/changed OperationMode. Only use this when using gfxInitResolution*().
//gfxConfigureAutoResolutionDefault(true);
u32 cnt = 0;
while(appletMainLoop())
// Main loop
while (appletMainLoop())
{
//Scan all the inputs. This should be done once for each frame
// Scan all the inputs. This should be done once for each frame
hidScanInput();
//hidKeysDown returns information about which buttons have been just pressed (and they weren't in the previous frame)
// hidKeysDown returns information about which buttons have been
// just pressed in this frame compared to the previous one
u64 kDown = hidKeysDown(CONTROLLER_P1_AUTO);
if (kDown & KEY_PLUS) break; // break in order to return to hbmenu
if (kDown & KEY_PLUS)
break; // break in order to return to hbmenu
u32 width, height;
u32 pos;
framebuf = (u32*) gfxGetFramebuffer((u32*)&width, (u32*)&height);
// Retrieve the framebuffer
u32 stride;
u32* framebuf = (u32*) framebufferBegin(&fb, &stride);
if(cnt==60)
{
cnt=0;
}
if (cnt != 60)
cnt ++;
else
{
cnt++;
}
cnt = 0;
//Each pixel is 4-bytes due to RGBA8888.
u32 x, y;
for (y=0; y<height; y++)//Access the buffer linearly.
// Each pixel is 4-bytes due to RGBA8888.
for (u32 y = 0; y < FB_HEIGHT; y ++)
{
for (x=0; x<width; x++)
for (u32 x = 0; x < FB_WIDTH; x ++)
{
pos = y * width + x;
#ifdef DISPLAY_IMAGE
u32 pos = y * stride / sizeof(u32) + x;
#ifdef DISPLAY_IMAGE
framebuf[pos] = RGBA8_MAXALPHA(imageptr[pos*3+0]+(cnt*4), imageptr[pos*3+1], imageptr[pos*3+2]);
#else
#else
framebuf[pos] = 0x01010101 * cnt * 4;//Set framebuf to different shades of grey.
#endif
#endif
}
}
gfxFlushBuffers();
gfxSwapBuffers();
// We're done rendering, so we end the frame here.
framebufferEnd(&fb);
}
gfxExit();
framebufferClose(&fb);
return 0;
}

163
hid/irsensor/source/main.c
View File

@ -1,77 +1,86 @@
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <malloc.h>
#include <stdarg.h>
#include <switch.h>
//Joy-con IR-sensor example, displays the image from the IR camera.
//The Joy-con must be detached from the system.
// Define the desired framebuffer resolution (here we set it to 720p).
#define FB_WIDTH 1280
#define FB_HEIGHT 720
void userAppInit(void)
{
Result rc;
rc = irsInitialize();
if (R_FAILED(rc))
fatalSimple(rc);
}
void userAppExit(void)
{
irsExit();
}
__attribute__((format(printf, 1, 2)))
static int error_screen(const char* fmt, ...)
{
consoleInit(NULL);
va_list va;
va_start(va, fmt);
vprintf(fmt, va);
va_end(va);
printf("Press PLUS to exit\n");
while (appletMainLoop())
{
hidScanInput();
if (hidKeysDown(CONTROLLER_P1_AUTO) & KEY_PLUS)
break;
consoleUpdate(NULL);
}
consoleExit(NULL);
return EXIT_FAILURE;
}
int main(int argc, char **argv)
{
Result rc=0;
Result rc2=0;
u32 irhandle=0;
IrsImageTransferProcessorConfig config;
IrsImageTransferProcessorState state;
size_t ir_buffer_size = 0x12c00;
const size_t ir_buffer_size = 0x12c00;
u8 *ir_buffer = NULL;
u32 width, height;
u32 ir_width, ir_height;
u32 pos, pos2=0;
u32* framebuf;
gfxInitDefault();
//Initialize console. Using NULL as the second argument tells the console library to use the internal console structure as current one.
consoleInit(NULL);
ir_buffer = (u8*)malloc(ir_buffer_size);
if (ir_buffer==NULL)
if (!ir_buffer)
{
rc = MAKERESULT(Module_Libnx, LibnxError_OutOfMemory);
printf("Failed to allocate memory for ir_buffer.\n");
}
else
{
memset(ir_buffer, 0, ir_buffer_size);
return error_screen("Failed to allocate memory for ir_buffer.\n");
}
if (R_SUCCEEDED(rc))
{
rc = irsInitialize();
printf("irsInitialize() returned 0x%x\n", rc);
}
memset(ir_buffer, 0, ir_buffer_size);
rc = irsActivateIrsensor(1);
if (R_FAILED(rc))
return error_screen("irsActivateIrsensor() returned 0x%x\n", rc);
if (R_SUCCEEDED(rc))
{
rc = irsActivateIrsensor(1);
printf("irsActivateIrsensor() returned 0x%x\n", rc);
}
//If you want to use handheld-mode/non-CONTROLLER_PLAYER_* for irsensor you have to set irhandle directly, for example: irhandle = CONTROLLER_HANDHELD;
u32 irhandle=0;
rc = irsGetIrCameraHandle(&irhandle, CONTROLLER_PLAYER_1);
if (R_FAILED(rc))
return error_screen("irsGetIrCameraHandle() returned 0x%x\n", rc);
if (R_SUCCEEDED(rc))
{
rc = irsGetIrCameraHandle(&irhandle, CONTROLLER_PLAYER_1);
//If you want to use handheld-mode/non-CONTROLLER_PLAYER_* for irsensor you have to set irhandle directly, for example: irhandle = CONTROLLER_HANDHELD;
printf("irsGetIrCameraHandle() returned 0x%x\n", rc);
}
IrsImageTransferProcessorConfig config;
irsGetDefaultImageTransferProcessorConfig(&config);
rc = irsRunImageTransferProcessor(irhandle, &config, 0x100000);
if (R_FAILED(rc))
return error_screen("irsRunImageTransferProcessor() returned 0x%x\n", rc);
if (R_SUCCEEDED(rc))
{
irsGetDefaultImageTransferProcessorConfig(&config);
rc = irsRunImageTransferProcessor(irhandle, &config, 0x100000);
printf("irsRunImageTransferProcessor() returned 0x%x\n", rc);
}
Framebuffer fb;
framebufferCreate(&fb, nwindowGetDefault(), FB_WIDTH, FB_HEIGHT, PIXEL_FORMAT_RGBA_8888, 2);
framebufferMakeLinear(&fb);
if (R_SUCCEEDED(rc))
{
//Switch to using regular framebuffer.
consoleClear();
gfxSetMode(GfxMode_LinearDouble);
}
while(appletMainLoop())
while (appletMainLoop())
{
//Scan all the inputs. This should be done once for each frame
hidScanInput();
@ -81,46 +90,40 @@ int main(int argc, char **argv)
if (kDown & KEY_PLUS) break; // break in order to return to hbmenu
//Note that the image is updated every few seconds. Likewise, it takes a few seconds for the initial image to become available.
//This will return an error when no image is available yet.
IrsImageTransferProcessorState state;
rc = irsGetImageTransferProcessorState(irhandle, ir_buffer, ir_buffer_size, &state);
u32 stride;
u32* framebuf = (u32*)framebufferBegin(&fb, &stride);
if (R_SUCCEEDED(rc))
{
framebuf = (u32*) gfxGetFramebuffer((u32*)&width, (u32*)&height);
memset(framebuf, 0, stride*FB_HEIGHT);
//Note that the image is updated every few seconds. Likewise, it takes a few seconds for the initial image to become available.
//This will return an error when no image is available yet.
rc2 = irsGetImageTransferProcessorState(irhandle, ir_buffer, ir_buffer_size, &state);
//IR image width/height with the default config.
//The image is grayscale (1 byte per pixel / 8bits, with 1 color-component).
const u32 ir_width = 240;
const u32 ir_height = 320;
if (R_SUCCEEDED(rc2))
u32 x, y;
for (y=0; y<ir_height; y++)//Access the buffer linearly.
{
memset(framebuf, 0, gfxGetFramebufferSize());
//IR image width/height with the default config.
//The image is grayscale (1 byte per pixel / 8bits, with 1 color-component).
ir_width = 240;
ir_height = 320;
u32 x, y;
for (y=0; y<ir_height; y++)//Access the buffer linearly.
for (x=0; x<ir_width; x++)
{
for (x=0; x<ir_width; x++)
{
pos = y * width + x;
pos2 = x * ir_height + y;//The IR image/camera is sideways with the joycon held flat.
framebuf[pos] = RGBA8_MAXALPHA(/*ir_buffer[pos2]*/0, ir_buffer[pos2], /*ir_buffer[pos2]*/0);
}
u32 pos = y * stride/sizeof(u32) + x;
u32 pos2 = x * ir_height + y;//The IR image/camera is sideways with the joycon held flat.
framebuf[pos] = RGBA8_MAXALPHA(/*ir_buffer[pos2]*/0, ir_buffer[pos2], /*ir_buffer[pos2]*/0);
}
}
}
gfxFlushBuffers();
gfxSwapBuffers();
framebufferEnd(&fb);
}
framebufferClose(&fb);
irsStopImageProcessor(irhandle);
irsExit();
free(ir_buffer);
gfxExit();
return 0;
}

2
templates/application/source/main.c
View File

@ -11,7 +11,7 @@ int main(int argc, char* argv[])
{
// This example uses a text console, as a simple way to output text to the screen.
// If you want to write a software-rendered graphics application,
// take a look at the graphics/simplegfx example, which uses the libnx gfx API instead.
// take a look at the graphics/simplegfx example, which uses the libnx Framebuffer API instead.
// If on the other hand you want to write an OpenGL based application,
// take a look at the graphics/opengl set of examples, which uses EGL instead.
consoleInit(NULL);

2
usb/usbhs/source/main.c
View File

@ -25,7 +25,7 @@ int main(int argc, char* argv[])
// This example uses a text console, as a simple way to output text to the screen.
// If you want to write a software-rendered graphics application,
// take a look at the graphics/simplegfx example, which uses the libnx gfx API instead.
// take a look at the graphics/simplegfx example, which uses the libnx Framebuffer API instead.
// If on the other hand you want to write an OpenGL based application,
// take a look at the graphics/opengl set of examples, which uses EGL instead.
consoleInit(NULL);