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#include "pipe/p_screen.h"
#include "pipe/p_util.h"
#include "nv40_context.h"
#include "nv40_screen.h"
static const char *
nv40_screen_get_name(struct pipe_screen *pscreen)
{
struct nv40_screen *screen = nv40_screen(pscreen);
static char buffer[128];
snprintf(buffer, sizeof(buffer), "NV%02X", screen->chipset);
return buffer;
}
static const char *
nv40_screen_get_vendor(struct pipe_screen *pscreen)
{
return "nouveau";
}
static int
nv40_screen_get_param(struct pipe_screen *pscreen, int param)
{
switch (param) {
case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS:
return 16;
case PIPE_CAP_NPOT_TEXTURES:
return 1;
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 4;
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
nv40_screen_get_paramf(struct pipe_screen *pscreen, 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 16.0;
case PIPE_CAP_BITMAP_TEXCOORD_BIAS:
return 0.0;
default:
NOUVEAU_ERR("Unknown PIPE_CAP %d\n", param);
return 0.0;
}
}
static boolean
nv40_screen_surface_format_supported(struct pipe_screen *pscreen,
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
nv40_screen_destroy(struct pipe_screen *pscreen)
{
FREE(pscreen);
}
struct pipe_screen *
nv40_screen_create(struct pipe_winsys *ws, unsigned chipset)
{
struct nv40_screen *screen = CALLOC_STRUCT(nv40_screen);
if (!screen)
return NULL;
screen->chipset = chipset;
screen->pipe.winsys = ws;
screen->pipe.destroy = nv40_screen_destroy;
screen->pipe.get_name = nv40_screen_get_name;
screen->pipe.get_vendor = nv40_screen_get_vendor;
screen->pipe.get_param = nv40_screen_get_param;
screen->pipe.get_paramf = nv40_screen_get_paramf;
screen->pipe.is_format_supported = nv40_screen_surface_format_supported;
nv40_screen_init_miptree_functions(&screen->pipe);
return &screen->pipe;
}
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