From 86039ae41303f8b96554e927247250c343c7d6a1 Mon Sep 17 00:00:00 2001 From: Christoph Brill Date: Mon, 25 Feb 2008 20:15:20 +0100 Subject: [PATCH] [r300] Add RB3D_DISCARD_SRC_PIXEL_LTE_THRESHOLD and some HyperZ defintions --- src/mesa/drivers/dri/r300/r300_cmdbuf.c | 8 ++++---- src/mesa/drivers/dri/r300/r300_reg.h | 21 +++++++++++++++++++++ 2 files changed, 25 insertions(+), 4 deletions(-) diff --git a/src/mesa/drivers/dri/r300/r300_cmdbuf.c b/src/mesa/drivers/dri/r300/r300_cmdbuf.c index ea199115d51..657a00b0640 100644 --- a/src/mesa/drivers/dri/r300/r300_cmdbuf.c +++ b/src/mesa/drivers/dri/r300/r300_cmdbuf.c @@ -423,7 +423,7 @@ void r300InitCmdBuf(r300ContextPtr r300) ALLOC_STATE(unk4E88, always, 2, 0); r300->hw.unk4E88.cmd[0] = cmdpacket0(R300_RB3D_AARESOLVE_CTL, R300_RB3D_AARESOLVE_CTL_AARESOLVE_MODE_RESOLVE); ALLOC_STATE(unk4EA0, always, 3, 0); - r300->hw.unk4EA0.cmd[0] = cmdpacket0(0x4EA0, 2); + r300->hw.unk4EA0.cmd[0] = cmdpacket0(RB3D_DISCARD_SRC_PIXEL_LTE_THRESHOLD, 2); ALLOC_STATE(zs, always, R300_ZS_CMDSIZE, 0); r300->hw.zs.cmd[R300_ZS_CMD_0] = cmdpacket0(R300_RB3D_ZSTENCIL_CNTL_0, 3); @@ -433,13 +433,13 @@ void r300InitCmdBuf(r300ContextPtr r300) ALLOC_STATE(zb, always, R300_ZB_CMDSIZE, 0); r300->hw.zb.cmd[R300_ZB_CMD_0] = cmdpacket0(R300_RB3D_DEPTHOFFSET, 2); ALLOC_STATE(unk4F28, always, 2, 0); - r300->hw.unk4F28.cmd[0] = cmdpacket0(0x4F28, 1); + r300->hw.unk4F28.cmd[0] = cmdpacket0(ZB_DEPTHCLEARVALUE, 1); ALLOC_STATE(unk4F30, always, 3, 0); r300->hw.unk4F30.cmd[0] = cmdpacket0(0x4F30, 2); ALLOC_STATE(unk4F44, always, 2, 0); - r300->hw.unk4F44.cmd[0] = cmdpacket0(0x4F44, 1); + r300->hw.unk4F44.cmd[0] = cmdpacket0(ZB_HIZ_OFFSET, 1); ALLOC_STATE(unk4F54, always, 2, 0); - r300->hw.unk4F54.cmd[0] = cmdpacket0(0x4F54, 1); + r300->hw.unk4F54.cmd[0] = cmdpacket0(ZB_HIZ_PITCH, 1); /* VPU only on TCL */ if (has_tcl) { diff --git a/src/mesa/drivers/dri/r300/r300_reg.h b/src/mesa/drivers/dri/r300/r300_reg.h index 45bd709deb6..80c2816d83d 100644 --- a/src/mesa/drivers/dri/r300/r300_reg.h +++ b/src/mesa/drivers/dri/r300/r300_reg.h @@ -1621,6 +1621,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. # define R300_RB3D_DITHER_CTL_ALPHA_DITHER_MODE_LUT (2 << 2) /* reserved */ +/* Resolve Buffer Control. Unpipelined */ #define R300_RB3D_AARESOLVE_CTL 0x4e88 # define R300_RB3D_AARESOLVE_CTL_AARESOLVE_MODE_NORMAL (0 << 0) # define R300_RB3D_AARESOLVE_CTL_AARESOLVE_MODE_RESOLVE (1 << 0) @@ -1629,6 +1630,11 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. # define R300_RB3D_AARESOLVE_CTL_AARESOLVE_ALPHA_SAMPLE0 (0 << 2) # define R300_RB3D_AARESOLVE_CTL_AARESOLVE_ALPHA_AVERAGE (1 << 2) +/* Discard src pixels less than or equal to threshold. */ +#define RB3D_DISCARD_SRC_PIXEL_LTE_THRESHOLD 0x4ea0 +/* TODO: add shift and mask for this one */ + + /* gap */ /* There seems to be no "write only" setting, so use Z-test = ALWAYS * for this. @@ -1755,6 +1761,21 @@ USE OR OTHER DEALINGS IN THE SOFTWARE. # define R300_DEPTH_ENDIAN_WORD_SWAP (1 << 18) /* GUESS */ # define R300_DEPTH_ENDIAN_DWORD_SWAP (2 << 18) /* GUESS */ +/* Z Buffer Clear Value */ +#define ZB_DEPTHCLEARVALUE 0x4f28 + +/* Hierarchical Z Memory Offset */ +#define ZB_HIZ_OFFSET 0x4f44 + +/* Hierarchical Z Read Index */ +#define ZB_HIZ_RDINDEX 0x4f48 + +/* Hierarchical Z Write Index */ +#define ZB_HIZ_WRINDEX 0x4f50 + +/* Hierarchical Z Pitch */ +#define ZB_HIZ_PITCH 0x4f54 + /* BEGIN: Vertex program instruction set */ /* Every instruction is four dwords long: -- 2.30.2