Mesa (master): r600g: finally enable float depth buffers on evergreen

[Marek Olšák]

Module: Mesa
Branch: master
Commit: 754ea4ea76f1d5ac6150090cffe2542bdf178d87
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=754ea4ea76f1d5ac6150090cffe2542bdf178d87

Author: Marek Olšák <maraeo at gmail.com>
Date:   Fri Aug 19 22:43:08 2011 +0200

r600g: finally enable float depth buffers on evergreen

---

 src/gallium/drivers/r600/evergreen_state.c |   11 +++++++++++
 1 files changed, 11 insertions(+), 0 deletions(-)

diff --git a/src/gallium/drivers/r600/evergreen_state.c b/src/gallium/drivers/r600/evergreen_state.c
index 3c17bba..2135b8a 100644
--- a/src/gallium/drivers/r600/evergreen_state.c
+++ b/src/gallium/drivers/r600/evergreen_state.c
@@ -264,6 +264,9 @@ static uint32_t r600_translate_dbformat(enum pipe_format format)
 	case PIPE_FORMAT_Z24X8_UNORM:
 	case PIPE_FORMAT_Z24_UNORM_S8_USCALED:
 		return V_028040_Z_24;
+	case PIPE_FORMAT_Z32_FLOAT:
+	case PIPE_FORMAT_Z32_FLOAT_S8X24_USCALED:
+		return V_028040_Z_32_FLOAT;
 	default:
 		return ~0U;
 	}
@@ -351,6 +354,7 @@ static uint32_t r600_translate_colorswap(enum pipe_format format)
 
 	case PIPE_FORMAT_R11G11B10_FLOAT:
 	case PIPE_FORMAT_R32_FLOAT:
+	case PIPE_FORMAT_Z32_FLOAT:
 	case PIPE_FORMAT_R16G16_FLOAT:
 	case PIPE_FORMAT_R16G16_UNORM:
 		return V_028C70_SWAP_STD;
@@ -360,6 +364,7 @@ static uint32_t r600_translate_colorswap(enum pipe_format format)
 	case PIPE_FORMAT_R16G16B16A16_UNORM:
 	case PIPE_FORMAT_R16G16B16A16_SNORM:
 	case PIPE_FORMAT_R16G16B16A16_FLOAT:
+	case PIPE_FORMAT_Z32_FLOAT_S8X24_USCALED:
 
 	/* 128-bit buffers. */
 	case PIPE_FORMAT_R32G32B32A32_FLOAT:
@@ -444,7 +449,11 @@ static uint32_t r600_translate_colorformat(enum pipe_format format)
 	case PIPE_FORMAT_S8_USCALED_Z24_UNORM:
 		return V_028C70_COLOR_24_8;
 
+	case PIPE_FORMAT_Z32_FLOAT_S8X24_USCALED:
+		return V_028C70_COLOR_X24_8_32_FLOAT;
+
 	case PIPE_FORMAT_R32_FLOAT:
+	case PIPE_FORMAT_Z32_FLOAT:
 		return V_028C70_COLOR_32_FLOAT;
 
 	case PIPE_FORMAT_R16G16_FLOAT:
@@ -532,6 +541,7 @@ static uint32_t r600_colorformat_endian_swap(uint32_t colorformat)
 
 		case V_028C70_COLOR_32_32_FLOAT:
 		case V_028C70_COLOR_32_32:
+		case V_028C70_COLOR_X24_8_32_FLOAT:
 			return ENDIAN_8IN32;
 
 		/* 96-bit buffers. */
@@ -2113,6 +2123,7 @@ void evergreen_polygon_offset_update(struct r600_pipe_context *rctx)
 			offset_units *= 2.0f;
 			break;
 		case PIPE_FORMAT_Z32_FLOAT:
+		case PIPE_FORMAT_Z32_FLOAT_S8X24_USCALED:
 			depth = -23;
 			offset_units *= 1.0f;
 			offset_db_fmt_cntl |= S_028B78_POLY_OFFSET_DB_IS_FLOAT_FMT(1);