forked from KolibriOS/kolibrios
323 lines
6.9 KiB
C
323 lines
6.9 KiB
C
|
|
#include <stdio.h>
|
|
#include <pixlib2.h>
|
|
#include "system.h"
|
|
|
|
|
|
#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 BUFFER_SIZE(n) ((n)*sizeof(uint32_t))
|
|
#define __ALIGN_MASK(x,mask) (((x)+(mask))&~(mask))
|
|
#define ALIGN(x,a) __ALIGN_MASK(x,(typeof(x))(a)-1)
|
|
|
|
int sna_init(uint32_t service);
|
|
void sna_fini();
|
|
|
|
int sna_create_bitmap(bitmap_t *bitmap);
|
|
void sna_destroy_bitmap(bitmap_t *bitmap);
|
|
void sna_lock_bitmap(bitmap_t *bitmap);
|
|
int sna_blit_copy(bitmap_t *src_bitmap, int dst_x, int dst_y,
|
|
int w, int h, int src_x, int src_y);
|
|
int sna_blit_tex(bitmap_t *src_bitmap, int dst_x, int dst_y,
|
|
int w, int h, int src_x, int src_y);
|
|
|
|
|
|
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;
|
|
};
|
|
|
|
|
|
uint32_t init_pixlib(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;
|
|
|
|
#if 0
|
|
/*
|
|
* 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 ":"");
|
|
#endif
|
|
|
|
blit_caps = caps & sna_init(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 ":"");
|
|
|
|
return blit_caps;
|
|
|
|
fail:
|
|
service = 0;
|
|
return 0;
|
|
};
|
|
|
|
void done_pixlib()
|
|
{
|
|
|
|
sna_fini();
|
|
|
|
};
|
|
|
|
|
|
int create_bitmap(bitmap_t *bitmap)
|
|
{
|
|
// __asm__ __volatile__("int3");
|
|
|
|
uint32_t size;
|
|
uint32_t pitch;
|
|
uint8_t *buffer;
|
|
|
|
if( bitmap->flags & (HW_BIT_BLIT | HW_TEX_BLIT ))
|
|
return sna_create_bitmap(bitmap);
|
|
|
|
// if( bitmap->flags && blit_caps & HW_BIT_BLIT )
|
|
// return sna_create_bitmap(bitmap);
|
|
|
|
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;
|
|
bitmap->flags = 0;
|
|
return 0;
|
|
};
|
|
|
|
printf("Cannot alloc frame buffer\n\r");
|
|
|
|
return -1;
|
|
|
|
};
|
|
|
|
int destroy_bitmap(bitmap_t *bitmap)
|
|
{
|
|
if( bitmap->flags & (HW_BIT_BLIT | HW_TEX_BLIT ))
|
|
sna_destroy_bitmap(bitmap);
|
|
return 0;
|
|
};
|
|
|
|
int lock_bitmap(bitmap_t *bitmap)
|
|
{
|
|
// __asm__ __volatile__("int3");
|
|
|
|
if( bitmap->flags & (HW_BIT_BLIT | HW_TEX_BLIT ))
|
|
sna_lock_bitmap(bitmap);
|
|
|
|
return 0;
|
|
};
|
|
|
|
int blit_bitmap(bitmap_t *bitmap, int dst_x, int dst_y,
|
|
int w, int h)
|
|
{
|
|
int err;
|
|
|
|
if( bitmap->flags & (HW_BIT_BLIT | HW_TEX_BLIT ) )
|
|
return sna_blit_tex(bitmap, dst_x, dst_y, w, h, 0, 0);
|
|
|
|
|
|
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( bitmap->flags && 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;
|
|
};
|
|
|