427 lines
9.6 KiB
C
427 lines
9.6 KiB
C
#include <stdint.h>
|
|
//#include <libavcodec/avcodec.h>
|
|
//#include <libavformat/avformat.h>
|
|
//#include <libswscale/swscale.h>
|
|
#include <stdio.h>
|
|
//#include <fcntl.h>
|
|
#include "../winlib/winlib.h"
|
|
//#include "fplay.h"
|
|
#include "system.h"
|
|
|
|
typedef struct
|
|
{
|
|
uint32_t width;
|
|
uint32_t height;
|
|
uint32_t pitch;
|
|
uint32_t handle;
|
|
uint8_t *data;
|
|
}bitmap_t;
|
|
|
|
|
|
#define DISPLAY_VERSION 0x0200 /* 2.00 */
|
|
|
|
#define SRV_GETVERSION 0
|
|
#define SRV_GET_CAPS 3
|
|
|
|
#define SRV_CREATE_SURFACE 10
|
|
#define SRV_DESTROY_SURFACE 11
|
|
#define SRV_LOCK_SURFACE 12
|
|
#define SRV_UNLOCK_SURFACE 13
|
|
#define SRV_RESIZE_SURFACE 14
|
|
#define SRV_BLIT_BITMAP 15
|
|
#define SRV_BLIT_TEXTURE 16
|
|
#define SRV_BLIT_VIDEO 17
|
|
|
|
#define __ALIGN_MASK(x,mask) (((x)+(mask))&~(mask))
|
|
#define ALIGN(x,a) __ALIGN_MASK(x,(typeof(x))(a)-1)
|
|
|
|
|
|
#define HW_BIT_BLIT (1<<0) /* BGRX blitter */
|
|
#define HW_TEX_BLIT (1<<1) /* stretch blit */
|
|
#define HW_VID_BLIT (1<<2) /* planar and packed video */
|
|
|
|
uint32_t InitPixlib(uint32_t flags);
|
|
|
|
int create_bitmap(bitmap_t *bitmap);
|
|
int lock_bitmap(bitmap_t *bitmap);
|
|
int resize_bitmap(bitmap_t *bitmap);
|
|
int blit_bitmap(bitmap_t *bitmap, int dst_x, int dst_y,
|
|
int w, int h);
|
|
|
|
|
|
|
|
static uint32_t service;
|
|
static uint32_t blit_caps;
|
|
static uint32_t screen_width;
|
|
static uint32_t screen_height;
|
|
|
|
typedef struct
|
|
{
|
|
unsigned handle;
|
|
unsigned io_code;
|
|
void *input;
|
|
int inp_size;
|
|
void *output;
|
|
int out_size;
|
|
}ioctl_t;
|
|
|
|
|
|
|
|
typedef struct
|
|
{
|
|
uint32_t idx;
|
|
union
|
|
{
|
|
uint32_t opt[2];
|
|
struct {
|
|
uint32_t max_tex_width;
|
|
uint32_t max_tex_height;
|
|
}cap1;
|
|
};
|
|
}hwcaps_t;
|
|
|
|
static inline uint32_t GetScreenSize()
|
|
{
|
|
uint32_t retval;
|
|
|
|
__asm__ __volatile__(
|
|
"int $0x40"
|
|
:"=a"(retval)
|
|
:"a"(61), "b"(1));
|
|
return retval;
|
|
}
|
|
|
|
static uint32_t get_service(char *name)
|
|
{
|
|
uint32_t retval = 0;
|
|
asm volatile ("int $0x40"
|
|
:"=a"(retval)
|
|
:"a"(68),"b"(16),"c"(name)
|
|
:"memory");
|
|
|
|
return retval;
|
|
};
|
|
|
|
static int call_service(ioctl_t *io)
|
|
{
|
|
int retval;
|
|
|
|
asm volatile("int $0x40"
|
|
:"=a"(retval)
|
|
:"a"(68),"b"(17),"c"(io)
|
|
:"memory","cc");
|
|
|
|
return retval;
|
|
};
|
|
|
|
#define BUFFER_SIZE(n) ((n)*sizeof(uint32_t))
|
|
|
|
|
|
|
|
uint32_t InitPixlib(uint32_t caps)
|
|
{
|
|
uint32_t api_version;
|
|
uint32_t screensize;
|
|
hwcaps_t hwcaps;
|
|
ioctl_t io;
|
|
|
|
// __asm__ __volatile__("int3");
|
|
|
|
screensize = GetScreenSize();
|
|
screen_width = screensize >> 16;
|
|
screen_height = screensize & 0xFFFF;
|
|
|
|
service = get_service("DISPLAY");
|
|
if(service == 0)
|
|
goto fail;
|
|
|
|
io.handle = service;
|
|
io.io_code = SRV_GETVERSION;
|
|
io.input = NULL;
|
|
io.inp_size = 0;
|
|
io.output = &api_version;
|
|
io.out_size = BUFFER_SIZE(1);
|
|
|
|
if (call_service(&io)!=0)
|
|
goto fail;
|
|
|
|
if( (DISPLAY_VERSION > (api_version & 0xFFFF)) ||
|
|
(DISPLAY_VERSION < (api_version >> 16)))
|
|
goto fail;
|
|
|
|
/*
|
|
* Let's see what this service can do
|
|
*/
|
|
hwcaps.idx = 0;
|
|
|
|
io.handle = service;
|
|
io.io_code = SRV_GET_CAPS;
|
|
io.input = &hwcaps;
|
|
io.inp_size = sizeof(hwcaps);
|
|
io.output = NULL;
|
|
io.out_size = 0;
|
|
|
|
if (call_service(&io)!=0)
|
|
goto fail;
|
|
|
|
blit_caps = hwcaps.opt[0];
|
|
|
|
printf("\nDISPLAY service handle %x\n", service);
|
|
|
|
if( blit_caps )
|
|
printf("service caps %s%s%s\n",
|
|
(blit_caps & HW_BIT_BLIT) != 0 ?"HW_BIT_BLIT ":"",
|
|
(blit_caps & HW_TEX_BLIT) != 0 ?"HW_TEX_BLIT ":"",
|
|
(blit_caps & HW_VID_BLIT) != 0 ?"HW_VID_BLIT ":"");
|
|
|
|
blit_caps&= caps;
|
|
return blit_caps;
|
|
|
|
fail:
|
|
service = 0;
|
|
return 0;
|
|
};
|
|
|
|
|
|
int create_bitmap(bitmap_t *bitmap)
|
|
{
|
|
// __asm__ __volatile__("int3");
|
|
|
|
if( blit_caps & HW_BIT_BLIT )
|
|
{
|
|
struct __attribute__((packed)) /* SRV_CREATE_SURFACE */
|
|
{
|
|
uint32_t handle; // ignored
|
|
void *data; // ignored
|
|
|
|
uint32_t width;
|
|
uint32_t height;
|
|
uint32_t pitch; // ignored
|
|
|
|
uint32_t max_width;
|
|
uint32_t max_height;
|
|
uint32_t format; // reserved mbz
|
|
}io_10;
|
|
|
|
ioctl_t io;
|
|
int err;
|
|
|
|
// printf("create bitmap %d x %d\n",
|
|
// bitmap->width, bitmap->height);
|
|
|
|
io_10.width = bitmap->width;
|
|
io_10.height = bitmap->height;
|
|
io_10.max_width = screen_width;
|
|
io_10.max_height = screen_height;
|
|
io_10.format = 0;
|
|
|
|
io.handle = service;
|
|
io.io_code = SRV_CREATE_SURFACE;
|
|
io.input = &io_10;
|
|
io.inp_size = BUFFER_SIZE(8);
|
|
io.output = NULL;
|
|
io.out_size = 0;
|
|
|
|
err = call_service(&io);
|
|
if(err==0)
|
|
{
|
|
bitmap->handle = io_10.handle;
|
|
bitmap->pitch = io_10.pitch;
|
|
bitmap->data = io_10.data;
|
|
// printf("Create hardware surface %x pitch %d, buffer %x\n",
|
|
// bitmap->handle, bitmap->pitch, bitmap->data);
|
|
return 0;
|
|
};
|
|
return err;
|
|
};
|
|
|
|
uint32_t size;
|
|
uint32_t pitch;
|
|
uint8_t *buffer;
|
|
|
|
pitch = ALIGN(bitmap->width*4, 16);
|
|
size = pitch * bitmap->height;
|
|
|
|
buffer = (uint8_t*)user_alloc(size);
|
|
if( buffer )
|
|
{
|
|
bitmap->handle = 0;
|
|
bitmap->pitch = pitch;
|
|
bitmap->data = buffer;
|
|
return 0;
|
|
};
|
|
|
|
printf("Cannot alloc frame buffer\n\r");
|
|
|
|
return -1;
|
|
};
|
|
|
|
int lock_bitmap(bitmap_t *bitmap)
|
|
{
|
|
// __asm__ __volatile__("int3");
|
|
int err = 0;
|
|
|
|
if( blit_caps & HW_BIT_BLIT )
|
|
{
|
|
struct __attribute__((packed)) /* SRV_LOCK_SURFACE */
|
|
{
|
|
uint32_t handle;
|
|
void *data;
|
|
uint32_t pitch;
|
|
|
|
}io_12;
|
|
|
|
ioctl_t io;
|
|
|
|
io_12.handle = bitmap->handle;
|
|
io_12.pitch = 0;
|
|
io_12.data = 0;
|
|
|
|
io.handle = service;
|
|
io.io_code = SRV_LOCK_SURFACE;
|
|
io.input = &io_12;
|
|
io.inp_size = BUFFER_SIZE(3);
|
|
io.output = NULL;
|
|
io.out_size = 0;
|
|
|
|
err = call_service(&io);
|
|
if(err==0)
|
|
{
|
|
bitmap->pitch = io_12.pitch;
|
|
bitmap->data = io_12.data;
|
|
// printf("Lock hardware surface %x pitch %d, buffer %x\n",
|
|
// bitmap->handle, bitmap->pitch, bitmap->data);
|
|
};
|
|
};
|
|
|
|
return err;
|
|
};
|
|
|
|
int blit_bitmap(bitmap_t *bitmap, int dst_x, int dst_y,
|
|
int w, int h)
|
|
{
|
|
int err;
|
|
|
|
if( blit_caps & HW_BIT_BLIT )
|
|
{
|
|
|
|
/*
|
|
* Now you will experience the full power of the dark side...
|
|
*/
|
|
|
|
struct __attribute__((packed))
|
|
{
|
|
uint32_t handle;
|
|
int dst_x;
|
|
int dst_y;
|
|
int src_x;
|
|
int src_y;
|
|
uint32_t w;
|
|
uint32_t h;
|
|
}io_15;
|
|
|
|
ioctl_t io;
|
|
|
|
io_15.handle = bitmap->handle;
|
|
io_15.dst_x = dst_x;
|
|
io_15.dst_y = dst_y;
|
|
io_15.src_x = 0;
|
|
io_15.src_y = 0;
|
|
io_15.w = w;
|
|
io_15.h = h;
|
|
|
|
io.handle = service;
|
|
io.io_code = SRV_BLIT_BITMAP;
|
|
io.input = &io_15;
|
|
io.inp_size = BUFFER_SIZE(7);
|
|
io.output = NULL;
|
|
io.out_size = 0;
|
|
|
|
// printf("do blit %x pitch %d\n",bitmap->handle,
|
|
// bitmap->pitch);
|
|
err = call_service(&io);
|
|
return err;
|
|
};
|
|
|
|
struct blit_call bc;
|
|
|
|
bc.dstx = dst_x;
|
|
bc.dsty = dst_y;
|
|
bc.w = w;
|
|
bc.h = h;
|
|
bc.srcx = 0;
|
|
bc.srcy = 0;
|
|
bc.srcw = w;
|
|
bc.srch = h;
|
|
bc.stride = bitmap->pitch;
|
|
bc.bitmap = bitmap->data;
|
|
|
|
__asm__ __volatile__(
|
|
"int $0x40"
|
|
:"=a"(err)
|
|
:"a"(73),"b"(0x00),"c"(&bc)
|
|
:"memory");
|
|
|
|
return err;
|
|
};
|
|
|
|
int resize_bitmap(bitmap_t *bitmap)
|
|
{
|
|
// __asm__ __volatile__("int3");
|
|
|
|
if( blit_caps & HW_BIT_BLIT )
|
|
{
|
|
struct __attribute__((packed))
|
|
{
|
|
uint32_t handle;
|
|
char *data;
|
|
uint32_t new_w;
|
|
uint32_t new_h;
|
|
uint32_t pitch;
|
|
}io_14;
|
|
|
|
ioctl_t io;
|
|
int err;
|
|
|
|
io_14.handle = bitmap->handle;
|
|
io_14.new_w = bitmap->width;
|
|
io_14.new_h = bitmap->height;
|
|
|
|
io.handle = service;
|
|
io.io_code = SRV_RESIZE_SURFACE;
|
|
io.input = &io_14;
|
|
io.inp_size = BUFFER_SIZE(5);
|
|
io.output = NULL;
|
|
io.out_size = 0;
|
|
|
|
err = call_service(&io);
|
|
if(err==0)
|
|
{
|
|
bitmap->pitch = io_14.pitch;
|
|
bitmap->data = io_14.data;
|
|
};
|
|
return err;
|
|
};
|
|
|
|
uint32_t size;
|
|
uint32_t pitch;
|
|
uint8_t *buffer;
|
|
|
|
pitch = ALIGN(bitmap->width*4, 16);
|
|
size = pitch * bitmap->height;
|
|
|
|
buffer = (uint8_t*)user_realloc(bitmap->data, size);
|
|
if( buffer )
|
|
{
|
|
bitmap->handle = 0;
|
|
bitmap->pitch = pitch;
|
|
bitmap->data = buffer;
|
|
return 0;
|
|
};
|
|
|
|
printf("Cannot realloc frame buffer\n\r");
|
|
|
|
return -1;
|
|
};
|
|
|