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#include "pipe/p_screen.h"
#include "pipe/p_util.h"
#include "nv30_context.h"
#include "nv30_screen.h"
static const char *
nv30_screen_get_name(struct pipe_screen *screen)
{
struct nv30_screen *nv30screen = nv30_screen(screen);
static char buffer[128];
snprintf(buffer, sizeof(buffer), "NV%02X", nv30screen->chipset);
return buffer;
}
static const char *
nv30_screen_get_vendor(struct pipe_screen *screen)
{
return "nouveau";
}
static int
nv30_screen_get_param(struct pipe_screen *screen, int param)
{
switch (param) {
case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS:
return 16;
case PIPE_CAP_NPOT_TEXTURES:
return 0;
case PIPE_CAP_TWO_SIDED_STENCIL:
return 1;
case PIPE_CAP_GLSL:
return 0;
case PIPE_CAP_S3TC:
return 0;
case PIPE_CAP_ANISOTROPIC_FILTER:
return 1;
case PIPE_CAP_POINT_SPRITE:
return 1;
case PIPE_CAP_MAX_RENDER_TARGETS:
return 2;
case PIPE_CAP_OCCLUSION_QUERY:
return 1;
case PIPE_CAP_TEXTURE_SHADOW_MAP:
return 1;
case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
return 13;
case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
return 10;
case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
return 13;
default:
NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
return 0;
}
}
static float
nv30_screen_get_paramf(struct pipe_screen *screen, int param)
{
switch (param) {
case PIPE_CAP_MAX_LINE_WIDTH:
case PIPE_CAP_MAX_LINE_WIDTH_AA:
return 10.0;
case PIPE_CAP_MAX_POINT_WIDTH:
case PIPE_CAP_MAX_POINT_WIDTH_AA:
return 64.0;
case PIPE_CAP_MAX_TEXTURE_ANISOTROPY:
return 16.0;
case PIPE_CAP_MAX_TEXTURE_LOD_BIAS:
return 4.0;
case PIPE_CAP_BITMAP_TEXCOORD_BIAS:
return 0.0;
default:
NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
return 0.0;
}
}
static boolean
nv30_screen_is_format_supported(struct pipe_screen *screen,
enum pipe_format format, uint type)
{
switch (type) {
case PIPE_SURFACE:
switch (format) {
case PIPE_FORMAT_A8R8G8B8_UNORM:
case PIPE_FORMAT_R5G6B5_UNORM:
case PIPE_FORMAT_Z24S8_UNORM:
case PIPE_FORMAT_Z16_UNORM:
return TRUE;
default:
break;
}
break;
case PIPE_TEXTURE:
switch (format) {
case PIPE_FORMAT_A8R8G8B8_UNORM:
case PIPE_FORMAT_A1R5G5B5_UNORM:
case PIPE_FORMAT_A4R4G4B4_UNORM:
case PIPE_FORMAT_R5G6B5_UNORM:
case PIPE_FORMAT_U_L8:
case PIPE_FORMAT_U_A8:
case PIPE_FORMAT_U_I8:
case PIPE_FORMAT_U_A8_L8:
case PIPE_FORMAT_Z16_UNORM:
case PIPE_FORMAT_Z24S8_UNORM:
return TRUE;
default:
break;
}
break;
default:
assert(0);
};
return FALSE;
}
static void
nv30_screen_destroy(struct pipe_screen *screen)
{
FREE(screen);
}
struct pipe_screen *
nv30_screen_create(struct pipe_winsys *winsys, struct nouveau_winsys *nvws,
unsigned chipset)
{
struct nv30_screen *nv30screen = CALLOC_STRUCT(nv30_screen);
if (!nv30screen)
return NULL;
nv30screen->chipset = chipset;
nv30screen->nvws = nvws;
nv30screen->screen.winsys = winsys;
nv30screen->screen.destroy = nv30_screen_destroy;
nv30screen->screen.get_name = nv30_screen_get_name;
nv30screen->screen.get_vendor = nv30_screen_get_vendor;
nv30screen->screen.get_param = nv30_screen_get_param;
nv30screen->screen.get_paramf = nv30_screen_get_paramf;
nv30screen->screen.is_format_supported =
nv30_screen_is_format_supported;
nv30_screen_init_miptree_functions(&nv30screen->screen);
return &nv30screen->screen;
}
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