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freedreno/a4xx: add depth clamp and halfz clip 

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
This commit is contained in:
Ilia Mirkin 2015-11-19 00:32:39 -05:00
parent b17a405609
commit a05e5491c3
3 changed files with 9 additions and 4 deletions
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2
src/gallium/drivers/freedreno/a4xx/a4xx.xml.h
View File

@ -2059,6 +2059,8 @@ static inline uint32_t A4XX_TPL1_TP_TEX_COUNT_GS(uint32_t val)
#define REG_A4XX_GRAS_PERFCTR_TSE_SEL_3 0x00000c8b
#define REG_A4XX_GRAS_CL_CLIP_CNTL 0x00002000
#define A4XX_GRAS_CL_CLIP_CNTL_CLIP_DISABLE 0x00008000
#define A4XX_GRAS_CL_CLIP_CNTL_ZERO_GB_SCALE_Z 0x00400000
#define REG_A4XX_GRAS_CLEAR_CNTL 0x00002003
#define A4XX_GRAS_CLEAR_CNTL_NOT_FASTCLEAR 0x00000001

5
src/gallium/drivers/freedreno/a4xx/fd4_rasterizer.c
View File

@ -90,5 +90,10 @@ fd4_rasterizer_state_create(struct pipe_context *pctx,
if (cso->offset_tri)
so->gras_su_mode_control |= A4XX_GRAS_SU_MODE_CONTROL_POLY_OFFSET;
if (!cso->depth_clip)
so->gras_cl_clip_cntl |= A4XX_GRAS_CL_CLIP_CNTL_CLIP_DISABLE;
if (cso->clip_halfz)
so->gras_cl_clip_cntl |= A4XX_GRAS_CL_CLIP_CNTL_ZERO_GB_SCALE_Z;
return so;
}

6
src/gallium/drivers/freedreno/freedreno_screen.c
View File

@ -179,6 +179,8 @@ fd_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_CONDITIONAL_RENDER_INVERTED:
case PIPE_CAP_FAKE_SW_MSAA:
case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE:
case PIPE_CAP_DEPTH_CLIP_DISABLE:
case PIPE_CAP_CLIP_HALFZ:
return is_a3xx(screen) || is_a4xx(screen);
case PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT:
@ -192,10 +194,6 @@ fd_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
if (is_a4xx(screen)) return 16383;
return 0;
case PIPE_CAP_DEPTH_CLIP_DISABLE:
case PIPE_CAP_CLIP_HALFZ:
return is_a3xx(screen);
case PIPE_CAP_TEXTURE_FLOAT_LINEAR:
case PIPE_CAP_CUBE_MAP_ARRAY:
return is_a4xx(screen);