gallium » drivers » cell » ppu

cell_screen.c File Reference

Include dependency graph for cell_screen.c:

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Functions

static const char * cell_get_vendor (struct pipe_screen *screen)
static const char * cell_get_name (struct pipe_screen *screen)
static int cell_get_param (struct pipe_screen *screen, int param)
static float cell_get_paramf (struct pipe_screen *screen, int param)
static boolean cell_is_format_supported (struct pipe_screen *screen, enum pipe_format format, enum pipe_texture_target target, unsigned tex_usage, unsigned geom_flags)
static void cell_destroy_screen (struct pipe_screen *screen)
struct pipe_screen * cell_create_screen (struct pipe_winsys *winsys)
 Create a new pipe_screen object Note: we're not presently subclassing pipe_screen (no cell_screen) but that would be the place to put SPU thread/context info.

Function Documentation

struct pipe_screen* cell_create_screen ( struct pipe_winsys *  winsys  )  [read]

Create a new pipe_screen object Note: we're not presently subclassing pipe_screen (no cell_screen) but that would be the place to put SPU thread/context info.

..

Definition at line 150 of file cell_screen.c.

References CALLOC_STRUCT, cell_destroy_screen(), cell_get_name(), cell_get_param(), cell_get_paramf(), cell_get_vendor(), cell_init_screen_texture_funcs(), cell_is_format_supported(), pipe_screen::destroy, pipe_screen::get_name, pipe_screen::get_param, pipe_screen::get_paramf, pipe_screen::get_vendor, pipe_screen::is_format_supported, and pipe_screen::winsys.

00151 {
00152    struct pipe_screen *screen = CALLOC_STRUCT(pipe_screen);
00153 
00154    if (!screen)
00155       return NULL;
00156 
00157    screen->winsys = winsys;
00158 
00159    screen->destroy = cell_destroy_screen;
00160 
00161    screen->get_name = cell_get_name;
00162    screen->get_vendor = cell_get_vendor;
00163    screen->get_param = cell_get_param;
00164    screen->get_paramf = cell_get_paramf;
00165    screen->is_format_supported = cell_is_format_supported;
00166 
00167    cell_init_screen_texture_funcs(screen);
00168 
00169    return screen;
00170 }

static void cell_destroy_screen ( struct pipe_screen *  screen  )  [static]

Definition at line 133 of file cell_screen.c.

References pipe_winsys::destroy, FREE, and pipe_screen::winsys.

00134 {
00135    struct pipe_winsys *winsys = screen->winsys;
00136 
00137    if(winsys->destroy)
00138       winsys->destroy(winsys);
00139 
00140    FREE(screen);
00141 }

static const char* cell_get_name ( struct pipe_screen *  screen  )  [static]

Definition at line 48 of file cell_screen.c.

00049 {
00050    return "Cell";
00051 }

static int cell_get_param ( struct pipe_screen *  screen,
int  param 
) [static]

Definition at line 55 of file cell_screen.c.

References CELL_MAX_SAMPLERS, PIPE_CAP_ANISOTROPIC_FILTER, PIPE_CAP_GLSL, PIPE_CAP_MAX_RENDER_TARGETS, PIPE_CAP_MAX_TEXTURE_2D_LEVELS, PIPE_CAP_MAX_TEXTURE_3D_LEVELS, PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS, PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS, PIPE_CAP_NPOT_TEXTURES, PIPE_CAP_OCCLUSION_QUERY, PIPE_CAP_POINT_SPRITE, PIPE_CAP_S3TC, PIPE_CAP_TEXTURE_SHADOW_MAP, and PIPE_CAP_TWO_SIDED_STENCIL.

00056 {
00057    switch (param) {
00058    case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS:
00059       return CELL_MAX_SAMPLERS;
00060    case PIPE_CAP_NPOT_TEXTURES:
00061       return 0;
00062    case PIPE_CAP_TWO_SIDED_STENCIL:
00063       return 0;
00064    case PIPE_CAP_GLSL:
00065       return 1;
00066    case PIPE_CAP_S3TC:
00067       return 0;
00068    case PIPE_CAP_ANISOTROPIC_FILTER:
00069       return 0;
00070    case PIPE_CAP_POINT_SPRITE:
00071       return 0;
00072    case PIPE_CAP_MAX_RENDER_TARGETS:
00073       return 1;
00074    case PIPE_CAP_OCCLUSION_QUERY:
00075       return 0;
00076    case PIPE_CAP_TEXTURE_SHADOW_MAP:
00077       return 0;
00078    case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
00079       return 12; /* max 2Kx2K */
00080    case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
00081       return 8;  /* max 128x128x128 */
00082    case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
00083       return 12; /* max 2Kx2K */
00084    default:
00085       return 0;
00086    }
00087 }

static float cell_get_paramf ( struct pipe_screen *  screen,
int  param 
) [static]

Definition at line 91 of file cell_screen.c.

References PIPE_CAP_MAX_LINE_WIDTH, PIPE_CAP_MAX_LINE_WIDTH_AA, PIPE_CAP_MAX_POINT_WIDTH, PIPE_CAP_MAX_POINT_WIDTH_AA, PIPE_CAP_MAX_TEXTURE_ANISOTROPY, and PIPE_CAP_MAX_TEXTURE_LOD_BIAS.

00092 {
00093    switch (param) {
00094    case PIPE_CAP_MAX_LINE_WIDTH:
00095       /* fall-through */
00096    case PIPE_CAP_MAX_LINE_WIDTH_AA:
00097       return 255.0; /* arbitrary */
00098 
00099    case PIPE_CAP_MAX_POINT_WIDTH:
00100       /* fall-through */
00101    case PIPE_CAP_MAX_POINT_WIDTH_AA:
00102       return 255.0; /* arbitrary */
00103 
00104    case PIPE_CAP_MAX_TEXTURE_ANISOTROPY:
00105       return 0.0;
00106 
00107    case PIPE_CAP_MAX_TEXTURE_LOD_BIAS:
00108       return 16.0; /* arbitrary */
00109 
00110    default:
00111       return 0;
00112    }
00113 }

static const char* cell_get_vendor ( struct pipe_screen *  screen  )  [static]

Definition at line 41 of file cell_screen.c.

00042 {
00043    return "Tungsten Graphics, Inc.";
00044 }

static boolean cell_is_format_supported ( struct pipe_screen *  screen,
enum pipe_format  format,
enum pipe_texture_target  target,
unsigned  tex_usage,
unsigned  geom_flags 
) [static]

Definition at line 117 of file cell_screen.c.

References FALSE, PIPE_FORMAT_DXT5_RGBA, PIPE_FORMAT_R8G8B8A8_SRGB, and TRUE.

00122 {
00123    /* cell supports most formats, XXX for now anyway */
00124    if (format == PIPE_FORMAT_DXT5_RGBA ||
00125        format == PIPE_FORMAT_R8G8B8A8_SRGB)
00126       return FALSE;
00127    else
00128       return TRUE;
00129 }

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