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-rw-r--r--src/mesa/drivers/dri/r300/r300_emit.c107
1 files changed, 56 insertions, 51 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_emit.c b/src/mesa/drivers/dri/r300/r300_emit.c
index 18441d5df6..76740df81f 100644
--- a/src/mesa/drivers/dri/r300/r300_emit.c
+++ b/src/mesa/drivers/dri/r300/r300_emit.c
@@ -208,21 +208,16 @@ static void r300EmitVec(GLcontext * ctx,
break;
default:
assert(0);
- _mesa_exit(-1);
break;
}
-
}
-/* dw: size, inputs, stop bit, type
- *
- * I'll create some documentation for r300VAPInputRoute0 and r300VAPInputRoute1
- * tomorrow and probably add the shifts as defines in r300_reg.h.
- */
-static GLuint r300VAPInputRoute0(uint32_t * dst, GLvector4f ** attribptr, int *inputs, GLint * tab, GLuint nr)
+static GLuint r300VAPInputRoute0(uint32_t * dst, GLvector4f ** attribptr,
+ int *inputs, GLint * tab, GLuint nr)
{
GLuint i, dw;
+ /* dw: size, inputs, stop bit, type */
for (i = 0; i + 1 < nr; i += 2) {
dw = (attribptr[tab[i]]->size - 1) | (inputs[tab[i]] << 8) | (AOS_FORMAT_FLOAT << 14);
dw |= ((attribptr[tab[i + 1]]->size - 1) | (inputs[tab[i + 1]] << 8) | (AOS_FORMAT_FLOAT << 14)) << 16;
@@ -289,11 +284,52 @@ static GLuint r300VAPInputCntl1(GLcontext * ctx, GLuint InputsRead)
return vic_1;
}
+static GLuint r300VAPOutputCntl0(GLcontext * ctx, GLuint OutputsWritten)
+{
+ GLuint ret = 0;
+
+ if (OutputsWritten & (1 << VERT_RESULT_HPOS))
+ ret |= R300_VAP_OUTPUT_VTX_FMT_0__POS_PRESENT;
+
+ if (OutputsWritten & (1 << VERT_RESULT_COL0))
+ ret |= R300_VAP_OUTPUT_VTX_FMT_0__COLOR_PRESENT;
+
+ if (OutputsWritten & (1 << VERT_RESULT_COL1))
+ ret |= R300_VAP_OUTPUT_VTX_FMT_0__COLOR_1_PRESENT;
+
+#if 0
+ if (OutputsWritten & (1 << VERT_RESULT_BFC0))
+ ret |= R300_VAP_OUTPUT_VTX_FMT_0__COLOR_2_PRESENT;
+
+ if (OutputsWritten & (1 << VERT_RESULT_BFC1))
+ ret |= R300_VAP_OUTPUT_VTX_FMT_0__COLOR_3_PRESENT;
+
+ if (OutputsWritten & (1 << VERT_RESULT_FOGC)) ;
+#endif
+
+ if (OutputsWritten & (1 << VERT_RESULT_PSIZ))
+ ret |= R300_VAP_OUTPUT_VTX_FMT_0__PT_SIZE_PRESENT;
+
+ return ret;
+}
+
+static GLuint r300VAPOutputCntl1(GLcontext * ctx, GLuint OutputsWritten)
+{
+ GLuint i, ret = 0;
+
+ for (i = 0; i < ctx->Const.MaxTextureUnits; i++) {
+ if (OutputsWritten & (1 << (VERT_RESULT_TEX0 + i))) {
+ ret |= (4 << (3 * i));
+ }
+ }
+
+ return ret;
+}
+
/* Emit vertex data to GART memory
* Route inputs to the vertex processor
* This function should never return R300_FALLBACK_TCL when using software tcl.
*/
-
int r300EmitArrays(GLcontext * ctx)
{
r300ContextPtr rmesa = R300_CONTEXT(ctx);
@@ -455,60 +491,29 @@ int r300EmitArrays(GLcontext * ctx)
}
}
- /* setup INPUT_ROUTE */
+ /* Setup INPUT_ROUTE. */
R300_STATECHANGE(r300, vir[0]);
((drm_r300_cmd_header_t *) r300->hw.vir[0].cmd)->packet0.count =
- r300VAPInputRoute0(&r300->hw.vir[0].cmd[R300_VIR_CNTL_0], vb->AttribPtr,
- inputs, tab, nr);
+ r300VAPInputRoute0(&r300->hw.vir[0].cmd[R300_VIR_CNTL_0],
+ vb->AttribPtr, inputs, tab, nr);
R300_STATECHANGE(r300, vir[1]);
((drm_r300_cmd_header_t *) r300->hw.vir[1].cmd)->packet0.count =
- r300VAPInputRoute1(&r300->hw.vir[1].cmd[R300_VIR_CNTL_0], swizzle, nr);
+ r300VAPInputRoute1(&r300->hw.vir[1].cmd[R300_VIR_CNTL_0], swizzle,
+ nr);
- /* Set up input_cntl */
+ /* Setup INPUT_CNTL. */
/* I don't think this is needed for vertex buffers, but it doesn't hurt anything */
R300_STATECHANGE(r300, vic);
r300->hw.vic.cmd[R300_VIC_CNTL_0] = 0x5555; /* Hard coded value, no idea what it means */
r300->hw.vic.cmd[R300_VIC_CNTL_1] = r300VAPInputCntl1(ctx, InputsRead);
- /* Stage 3: VAP output */
-
+ /* Setup OUTPUT_VTX_FMT. */
R300_STATECHANGE(r300, vof);
-
- r300->hw.vof.cmd[R300_VOF_CNTL_0] = 0;
- r300->hw.vof.cmd[R300_VOF_CNTL_1] = 0;
-
- if (OutputsWritten & (1 << VERT_RESULT_HPOS))
- r300->hw.vof.cmd[R300_VOF_CNTL_0] |=
- R300_VAP_OUTPUT_VTX_FMT_0__POS_PRESENT;
-
- if (OutputsWritten & (1 << VERT_RESULT_COL0))
- r300->hw.vof.cmd[R300_VOF_CNTL_0] |=
- R300_VAP_OUTPUT_VTX_FMT_0__COLOR_PRESENT;
-
- if (OutputsWritten & (1 << VERT_RESULT_COL1))
- r300->hw.vof.cmd[R300_VOF_CNTL_0] |=
- R300_VAP_OUTPUT_VTX_FMT_0__COLOR_1_PRESENT;
-
-#if 0
- if (OutputsWritten & (1 << VERT_RESULT_BFC0))
- r300->hw.vof.cmd[R300_VOF_CNTL_0] |=
- R300_VAP_OUTPUT_VTX_FMT_0__COLOR_2_PRESENT;
-
- if (OutputsWritten & (1 << VERT_RESULT_BFC1))
- r300->hw.vof.cmd[R300_VOF_CNTL_0] |=
- R300_VAP_OUTPUT_VTX_FMT_0__COLOR_3_PRESENT;
-
- if (OutputsWritten & (1 << VERT_RESULT_FOGC)) ;
-#endif
-
- if (OutputsWritten & (1 << VERT_RESULT_PSIZ))
- r300->hw.vof.cmd[R300_VOF_CNTL_0] |=
- R300_VAP_OUTPUT_VTX_FMT_0__PT_SIZE_PRESENT;
-
- for (i = 0; i < ctx->Const.MaxTextureUnits; i++)
- if (OutputsWritten & (1 << (VERT_RESULT_TEX0 + i)))
- r300->hw.vof.cmd[R300_VOF_CNTL_1] |= (4 << (3 * i));
+ r300->hw.vof.cmd[R300_VOF_CNTL_0] =
+ r300VAPOutputCntl0(ctx, OutputsWritten);
+ r300->hw.vof.cmd[R300_VOF_CNTL_1] =
+ r300VAPOutputCntl1(ctx, OutputsWritten);
rmesa->state.aos_count = nr;