From f183cc9ce3ad1d043bdf8b38fd519e8f437714fc Mon Sep 17 00:00:00 2001 From: Marek Olšák Date: Fri, 27 Jan 2012 21:20:27 +0100 Subject: r600g: set minimum point size to 1.0 for non-sprite non-aa points --- src/gallium/drivers/r600/evergreen_state.c | 10 +++++++++- src/gallium/drivers/r600/evergreend.h | 6 ++++++ src/gallium/drivers/r600/r600_pipe.h | 7 +++++++ src/gallium/drivers/r600/r600_state.c | 10 +++++++++- 4 files changed, 31 insertions(+), 2 deletions(-) (limited to 'src/gallium/drivers') diff --git a/src/gallium/drivers/r600/evergreen_state.c b/src/gallium/drivers/r600/evergreen_state.c index a988fabe3c1..86d168cc113 100644 --- a/src/gallium/drivers/r600/evergreen_state.c +++ b/src/gallium/drivers/r600/evergreen_state.c @@ -889,6 +889,7 @@ static void *evergreen_create_rs_state(struct pipe_context *ctx, unsigned tmp; unsigned prov_vtx = 1, polygon_dual_mode; unsigned clip_rule; + float psize_min, psize_max; if (rs == NULL) { return NULL; @@ -942,7 +943,14 @@ static void *evergreen_create_rs_state(struct pipe_context *ctx, /* point size 12.4 fixed point */ tmp = (unsigned)(state->point_size * 8.0); r600_pipe_state_add_reg(rstate, R_028A00_PA_SU_POINT_SIZE, S_028A00_HEIGHT(tmp) | S_028A00_WIDTH(tmp), 0xFFFFFFFF, NULL, 0); - r600_pipe_state_add_reg(rstate, R_028A04_PA_SU_POINT_MINMAX, 0x80000000, 0xFFFFFFFF, NULL, 0); + + psize_min = util_get_min_point_size(state); + psize_max = 8192; + /* Divide by two, because 0.5 = 1 pixel. */ + r600_pipe_state_add_reg(rstate, R_028A04_PA_SU_POINT_MINMAX, + S_028A04_MIN_SIZE(r600_pack_float_12p4(psize_min/2)) | + S_028A04_MAX_SIZE(r600_pack_float_12p4(psize_max/2)), + 0xFFFFFFFF, NULL, 0); tmp = (unsigned)state->line_width * 8; r600_pipe_state_add_reg(rstate, R_028A08_PA_SU_LINE_CNTL, S_028A08_WIDTH(tmp), 0xFFFFFFFF, NULL, 0); diff --git a/src/gallium/drivers/r600/evergreend.h b/src/gallium/drivers/r600/evergreend.h index d0c113013dd..3345ebf9310 100644 --- a/src/gallium/drivers/r600/evergreend.h +++ b/src/gallium/drivers/r600/evergreend.h @@ -1729,6 +1729,12 @@ #define R_028980_ALU_CONST_CACHE_VS_0 0x00028980 #define R_028984_ALU_CONST_CACHE_VS_1 0x00028984 #define R_028A04_PA_SU_POINT_MINMAX 0x00028A04 +#define S_028A04_MIN_SIZE(x) (((x) & 0xFFFF) << 0) +#define G_028A04_MIN_SIZE(x) (((x) >> 0) & 0xFFFF) +#define C_028A04_MIN_SIZE 0xFFFF0000 +#define S_028A04_MAX_SIZE(x) (((x) & 0xFFFF) << 16) +#define G_028A04_MAX_SIZE(x) (((x) >> 16) & 0xFFFF) +#define C_028A04_MAX_SIZE 0x0000FFFF #define R_028A08_PA_SU_LINE_CNTL 0x00028A08 #define S_028A08_WIDTH(x) (((x) & 0xFFFF) << 0) #define G_028A08_WIDTH(x) (((x) >> 0) & 0xFFFF) diff --git a/src/gallium/drivers/r600/r600_pipe.h b/src/gallium/drivers/r600/r600_pipe.h index 47c6ad0335a..7d0d697243d 100644 --- a/src/gallium/drivers/r600/r600_pipe.h +++ b/src/gallium/drivers/r600/r600_pipe.h @@ -385,4 +385,11 @@ static inline unsigned r600_tex_aniso_filter(unsigned filter) /* else */ return 4; } +/* 12.4 fixed-point */ +static INLINE unsigned r600_pack_float_12p4(float x) +{ + return x <= 0 ? 0 : + x >= 4096 ? 0xffff : x * 16; +} + #endif diff --git a/src/gallium/drivers/r600/r600_state.c b/src/gallium/drivers/r600/r600_state.c index 2dcc245ad4d..26eb92a08f0 100644 --- a/src/gallium/drivers/r600/r600_state.c +++ b/src/gallium/drivers/r600/r600_state.c @@ -948,6 +948,7 @@ static void *r600_create_rs_state(struct pipe_context *ctx, unsigned prov_vtx = 1, polygon_dual_mode; unsigned clip_rule; unsigned sc_mode_cntl; + float psize_min, psize_max; if (rs == NULL) { return NULL; @@ -1000,7 +1001,14 @@ static void *r600_create_rs_state(struct pipe_context *ctx, /* point size 12.4 fixed point */ tmp = (unsigned)(state->point_size * 8.0); r600_pipe_state_add_reg(rstate, R_028A00_PA_SU_POINT_SIZE, S_028A00_HEIGHT(tmp) | S_028A00_WIDTH(tmp), 0xFFFFFFFF, NULL, 0); - r600_pipe_state_add_reg(rstate, R_028A04_PA_SU_POINT_MINMAX, 0x80000000, 0xFFFFFFFF, NULL, 0); + + psize_min = util_get_min_point_size(state); + psize_max = 8192; + /* Divide by two, because 0.5 = 1 pixel. */ + r600_pipe_state_add_reg(rstate, R_028A04_PA_SU_POINT_MINMAX, + S_028A04_MIN_SIZE(r600_pack_float_12p4(psize_min/2)) | + S_028A04_MAX_SIZE(r600_pack_float_12p4(psize_max/2)), + 0xFFFFFFFF, NULL, 0); tmp = (unsigned)state->line_width * 8; r600_pipe_state_add_reg(rstate, R_028A08_PA_SU_LINE_CNTL, S_028A08_WIDTH(tmp), 0xFFFFFFFF, NULL, 0); -- cgit v1.2.3