Pecus/libretro-atari800
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Some buildfixes

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This commit is contained in:
twinaphex
2017-08-06 02:00:49 +02:00
parent 1d4a7242ba
commit 0f69597ea6
1 changed files with 67 additions and 75 deletions
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libretro/platform.c
+67 -75
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@@ -87,6 +87,38 @@ int skel_main(int argc, char **argv)
} }
} }
void retro_PaletteUpdate(void)
{
int i;
if (!palette) {
if ( !(palette = malloc(256 * sizeof(UWORD))) ) {
Log_print("Cannot allocate memory for palette conversion.");
return;
}
}
memset(palette, 0, 256 * sizeof(UWORD));
for (i = 0; i < 256; i++){
palette[i] = ((Colours_table[i] & 0x00f80000) >> 8) |
((Colours_table[i] & 0x0000fc00) >> 5) |
((Colours_table[i] & 0x000000f8) >> 3);
}
/* force full redraw */
Screen_EntireDirty();
}
int retro_InitGraphics(void)
{
/* Initialize palette */
retro_PaletteUpdate();
return TRUE;
}
int PLATFORM_Initialise(int *argc, char *argv[]) int PLATFORM_Initialise(int *argc, char *argv[])
{ {
@@ -101,6 +133,14 @@ int PLATFORM_Initialise(int *argc, char *argv[])
return TRUE; return TRUE;
} }
void retro_ExitGraphics(void)
{
if (palette)
free(palette);
palette = NULL;
}
int PLATFORM_Exit(int run_monitor) int PLATFORM_Exit(int run_monitor)
{ {
if (CPU_cim_encountered) { if (CPU_cim_encountered) {
@@ -537,6 +577,33 @@ int PLATFORM_GetRawKey(void)
} }
*/ */
void retro_Render(void)
{
int x, y;
UBYTE *src, *src_line;
UWORD *dst, *dst_line;
src_line = ((UBYTE *) Screen_atari) + 24;
dst_line = Retro_Screen;
for (y = 0; y < 240; y++) {
src = src_line;
dst = dst_line;
for (x = 0; x < 336; x += 8) {
*dst++ = palette[*src++]; *dst++ = palette[*src++];
*dst++ = palette[*src++]; *dst++ = palette[*src++];
*dst++ = palette[*src++]; *dst++ = palette[*src++];
*dst++ = palette[*src++]; *dst++ = palette[*src++];
}
src_line += 384;
dst_line += 336;
}
}
void PLATFORM_DisplayScreen(void) void PLATFORM_DisplayScreen(void)
{ {
retro_Render(); retro_Render();
@@ -686,78 +753,3 @@ void PLATFORM_SoundUnlock(void)
{ {
} }
/////////////////////////////////////////////////////////////
// VIDEO
/////////////////////////////////////////////////////////////
void retro_PaletteUpdate(void)
{
int i;
if (!palette) {
if ( !(palette = malloc(256 * sizeof(UWORD))) ) {
Log_print("Cannot allocate memory for palette conversion.");
return;
}
}
memset(palette, 0, 256 * sizeof(UWORD));
for (i = 0; i < 256; i++){
palette[i] = ((Colours_table[i] & 0x00f80000) >> 8) |
((Colours_table[i] & 0x0000fc00) >> 5) |
((Colours_table[i] & 0x000000f8) >> 3);
}
/* force full redraw */
Screen_EntireDirty();
}
int retro_InitGraphics(void)
{
/* Initialize palette */
retro_PaletteUpdate();
return TRUE;
}
void retro_Render(void)
{
int x, y;
UBYTE *src, *src_line;
UWORD *dst, *dst_line;
src_line = ((UBYTE *) Screen_atari) + 24;
dst_line = Retro_Screen;
for (y = 0; y < 240; y++) {
src = src_line;
dst = dst_line;
for (x = 0; x < 336; x += 8) {
*dst++ = palette[*src++]; *dst++ = palette[*src++];
*dst++ = palette[*src++]; *dst++ = palette[*src++];
*dst++ = palette[*src++]; *dst++ = palette[*src++];
*dst++ = palette[*src++]; *dst++ = palette[*src++];
}
src_line += 384;
dst_line += 336;
}
}
void retro_ExitGraphics(void)
{
if (palette)
free(palette);
palette = NULL;
}