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authorChristoph Brill <egore911@egore911.de>2008-02-25 19:39:16 +0100
committerChristoph Brill <egore911@egore911.de>2008-02-25 19:39:16 +0100
commit059aca86ba22a9f1496caa994b829371c3e5f840 (patch)
treed3bba60270ea1f3c764efed6093c15a76196e0b8 /src
parentff8bb004b19ddbf84c7d8793b176c4c7d6932010 (diff)
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[r300] Document some of the wild guesses in VAP_OUTPUT_VTX_FMT based on AMD spec
Diffstat (limited to 'src')
-rw-r--r--src/mesa/drivers/dri/r300/r300_emit.c2
-rw-r--r--src/mesa/drivers/dri/r300/r300_ioctl.c2
-rw-r--r--src/mesa/drivers/dri/r300/r300_reg.h17
3 files changed, 12 insertions, 9 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_emit.c b/src/mesa/drivers/dri/r300/r300_emit.c
index 424bf44..40d7113 100644
--- a/src/mesa/drivers/dri/r300/r300_emit.c
+++ b/src/mesa/drivers/dri/r300/r300_emit.c
@@ -294,7 +294,7 @@ GLuint r300VAPOutputCntl0(GLcontext * ctx, GLuint OutputsWritten)
ret |= R300_VAP_OUTPUT_VTX_FMT_0__POS_PRESENT;
if (OutputsWritten & (1 << VERT_RESULT_COL0))
- ret |= R300_VAP_OUTPUT_VTX_FMT_0__COLOR_PRESENT;
+ ret |= R300_VAP_OUTPUT_VTX_FMT_0__COLOR_0_PRESENT;
if (OutputsWritten & (1 << VERT_RESULT_COL1))
ret |= R300_VAP_OUTPUT_VTX_FMT_0__COLOR_1_PRESENT;
diff --git a/src/mesa/drivers/dri/r300/r300_ioctl.c b/src/mesa/drivers/dri/r300/r300_ioctl.c
index 7e58620..27c273c 100644
--- a/src/mesa/drivers/dri/r300/r300_ioctl.c
+++ b/src/mesa/drivers/dri/r300/r300_ioctl.c
@@ -235,7 +235,7 @@ static void r300EmitClearState(GLcontext * ctx)
R300_STATECHANGE(r300, vof);
reg_start(R300_VAP_OUTPUT_VTX_FMT_0, 1);
e32(R300_VAP_OUTPUT_VTX_FMT_0__POS_PRESENT |
- R300_VAP_OUTPUT_VTX_FMT_0__COLOR_PRESENT);
+ R300_VAP_OUTPUT_VTX_FMT_0__COLOR_0_PRESENT);
e32(0x0); /* no textures */
R300_STATECHANGE(r300, txe);
diff --git a/src/mesa/drivers/dri/r300/r300_reg.h b/src/mesa/drivers/dri/r300/r300_reg.h
index c32290d..ba68721 100644
--- a/src/mesa/drivers/dri/r300/r300_reg.h
+++ b/src/mesa/drivers/dri/r300/r300_reg.h
@@ -106,14 +106,13 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
/* number of vertices */
# define R300_VAP_VF_CNTL__NUM_VERTICES__SHIFT 16
-/* BEGIN: Wild guesses */
#define R300_VAP_OUTPUT_VTX_FMT_0 0x2090
# define R300_VAP_OUTPUT_VTX_FMT_0__POS_PRESENT (1<<0)
-# define R300_VAP_OUTPUT_VTX_FMT_0__COLOR_PRESENT (1<<1)
-# define R300_VAP_OUTPUT_VTX_FMT_0__COLOR_1_PRESENT (1<<2) /* GUESS */
-# define R300_VAP_OUTPUT_VTX_FMT_0__COLOR_2_PRESENT (1<<3) /* GUESS */
-# define R300_VAP_OUTPUT_VTX_FMT_0__COLOR_3_PRESENT (1<<4) /* GUESS */
-# define R300_VAP_OUTPUT_VTX_FMT_0__PT_SIZE_PRESENT (1<<16) /* GUESS */
+# define R300_VAP_OUTPUT_VTX_FMT_0__COLOR_0_PRESENT (1<<1)
+# define R300_VAP_OUTPUT_VTX_FMT_0__COLOR_1_PRESENT (1<<2)
+# define R300_VAP_OUTPUT_VTX_FMT_0__COLOR_2_PRESENT (1<<3)
+# define R300_VAP_OUTPUT_VTX_FMT_0__COLOR_3_PRESENT (1<<4)
+# define R300_VAP_OUTPUT_VTX_FMT_0__PT_SIZE_PRESENT (1<<16)
#define R300_VAP_OUTPUT_VTX_FMT_1 0x2094
/* each of the following is 3 bits wide, specifies number
@@ -126,7 +125,11 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
# define R300_VAP_OUTPUT_VTX_FMT_1__TEX_5_COMP_CNT_SHIFT 15
# define R300_VAP_OUTPUT_VTX_FMT_1__TEX_6_COMP_CNT_SHIFT 18
# define R300_VAP_OUTPUT_VTX_FMT_1__TEX_7_COMP_CNT_SHIFT 21
-/* END: Wild guesses */
+# define R300_VAP_OUTPUT_VTX_FMT_1__NOT_PRESENT (1<<0)
+# define R300_VAP_OUTPUT_VTX_FMT_1__1_COMPONENT (1<<1)
+# define R300_VAP_OUTPUT_VTX_FMT_1__2_COMPONENTS (1<<2)
+# define R300_VAP_OUTPUT_VTX_FMT_1__3_COMPONENTS (1<<3)
+# define R300_VAP_OUTPUT_VTX_FMT_1__4_COMPONENTS (1<<4)
#define R300_SE_VTE_CNTL 0x20b0
# define R300_VPORT_X_SCALE_ENA 0x00000001