summaryrefslogtreecommitdiff
path: root/src/mesa/drivers
diff options
context:
space:
mode:
Diffstat (limited to 'src/mesa/drivers')
-rw-r--r--src/mesa/drivers/dri/r300/r300_fragprog.c85
-rw-r--r--src/mesa/drivers/dri/r300/r300_state.c42
2 files changed, 71 insertions, 56 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_fragprog.c b/src/mesa/drivers/dri/r300/r300_fragprog.c
index a28841dda8..ac45da4404 100644
--- a/src/mesa/drivers/dri/r300/r300_fragprog.c
+++ b/src/mesa/drivers/dri/r300/r300_fragprog.c
@@ -903,49 +903,59 @@ static void emit_tex(struct r300_fragment_program *fp,
int hwsrc, hwdest;
GLuint tempreg = 0;
- uin = cs->used_in_node;
- din = cs->dest_in_node;
+ /**
+ * Hardware uses [0..1]x[0..1] range for rectangle textures
+ * instead of [0..Width]x[0..Height].
+ * Add a scaling instruction.
+ *
+ * \todo Refactor this once we have proper rewriting/optimization
+ * support for programs.
+ */
+ if (opcode != R300_TEX_OP_KIL && fpi->TexSrcTarget == TEXTURE_RECT_INDEX) {
+ gl_state_index tokens[STATE_LENGTH] = {
+ STATE_INTERNAL, STATE_R300_TEXRECT_FACTOR, 0, 0,
+ 0
+ };
+ int factor_index;
+ GLuint factorreg;
- /* Resolve source/dest to hardware registers */
- if (opcode != R300_TEX_OP_KIL) {
- if (fpi->TexSrcTarget == TEXTURE_RECT_INDEX) {
- /**
- * Hardware uses [0..1]x[0..1] range for rectangle textures
- * instead of [0..Width]x[0..Height].
- * Add a scaling instruction.
- *
- * \todo Refactor this once we have proper rewriting/optimization
- * support for programs.
- */
- gl_state_index tokens[STATE_LENGTH] = {
- STATE_INTERNAL, STATE_R300_TEXRECT_FACTOR, 0, 0,
- 0
- };
- int factor_index;
- GLuint factorreg;
+ tokens[2] = unit;
+ factor_index =
+ _mesa_add_state_reference(fp->mesa_program.Base.
+ Parameters, tokens);
+ factorreg =
+ emit_const4fv(fp,
+ fp->mesa_program.Base.Parameters->
+ ParameterValues[factor_index]);
+ tempreg = keep(get_temp_reg(fp));
+
+ emit_arith(fp, PFS_OP_MAD, tempreg, WRITEMASK_XYZW,
+ coord, factorreg, pfs_zero, 0);
- tokens[2] = unit;
- factor_index =
- _mesa_add_state_reference(fp->mesa_program.Base.
- Parameters, tokens);
- factorreg =
- emit_const4fv(fp,
- fp->mesa_program.Base.Parameters->
- ParameterValues[factor_index]);
- tempreg = keep(get_temp_reg(fp));
+ coord = tempreg;
+ }
- emit_arith(fp, PFS_OP_MAD, tempreg, WRITEMASK_XYZW,
- coord, factorreg, pfs_zero, 0);
+ /* Texture operations do not support swizzles etc. in hardware,
+ * so emit an additional arithmetic operation if necessary.
+ */
+ if (REG_GET_VSWZ(coord) != SWIZZLE_XYZ ||
+ REG_GET_SSWZ(coord) != SWIZZLE_W ||
+ coord & (REG_NEGV_MASK | REG_NEGS_MASK | REG_ABS_MASK)) {
+ assert(tempreg == 0);
+ tempreg = keep(get_temp_reg(fp));
+ emit_arith(fp, PFS_OP_MAD, tempreg, WRITEMASK_XYZW,
+ coord, pfs_one, pfs_zero, 0);
+ coord = tempreg;
+ }
- /* Ensure correct node indirection */
- uin = cs->used_in_node;
- din = cs->dest_in_node;
+ /* Ensure correct node indirection */
+ uin = cs->used_in_node;
+ din = cs->dest_in_node;
- hwsrc = t_hw_src(fp, tempreg, GL_TRUE);
- } else {
- hwsrc = t_hw_src(fp, coord, GL_TRUE);
- }
+ /* Resolve source/dest to hardware registers */
+ hwsrc = t_hw_src(fp, coord, GL_TRUE);
+ if (opcode != R300_TEX_OP_KIL) {
dest = t_dst(fp, fpi->DstReg);
/* r300 doesn't seem to be able to do TEX->output reg */
@@ -972,7 +982,6 @@ static void emit_tex(struct r300_fragment_program *fp,
} else {
hwdest = 0;
unit = 0;
- hwsrc = t_hw_src(fp, coord, GL_TRUE);
}
/* Indirection if source has been written in this node, or if the
diff --git a/src/mesa/drivers/dri/r300/r300_state.c b/src/mesa/drivers/dri/r300/r300_state.c
index dc14759c08..df4573d6b2 100644
--- a/src/mesa/drivers/dri/r300/r300_state.c
+++ b/src/mesa/drivers/dri/r300/r300_state.c
@@ -1337,13 +1337,13 @@ static void r300SetupFragmentShaderTextures(GLcontext *ctx, int *tmu_mappings)
int unit;
int opcode;
unsigned long val;
-
+
unit = fp->tex.inst[i] >> R300_TEX_ID_SHIFT;
unit &= 15;
-
+
val = fp->tex.inst[i];
val &= ~R300_TEX_ID_MASK;
-
+
opcode =
(val & R300_TEX_INST_MASK) >> R300_TEX_INST_SHIFT;
if (opcode == R300_TEX_OP_KIL) {
@@ -1361,10 +1361,9 @@ static void r300SetupFragmentShaderTextures(GLcontext *ctx, int *tmu_mappings)
}
}
}
-
+
r300->hw.fpt.cmd[R300_FPT_CMD_0] =
cmdpacket0(R300_US_TEX_INST_0, fp->tex.length);
-
}
static void r500SetupFragmentShaderTextures(GLcontext *ctx, int *tmu_mappings)
@@ -1384,7 +1383,7 @@ static void r500SetupFragmentShaderTextures(GLcontext *ctx, int *tmu_mappings)
unit = (val >> 16) & 0xf;
val &= ~(0xf << 16);
-
+
opcode = val & (0x7 << 22);
if (opcode == R500_TEX_INST_TEXKILL) {
new_unit = 0;
@@ -1515,10 +1514,17 @@ static void r300SetupTextures(GLcontext * ctx)
if (!fp) /* should only happenen once, just after context is created */
return;
-
- if (r300->radeon.radeonScreen->chip_family < CHIP_FAMILY_RV515)
+ if (r300->radeon.radeonScreen->chip_family < CHIP_FAMILY_RV515) {
+ if (fp->mesa_program.UsesKill && last_hw_tmu < 0) {
+ // The KILL operation requires the first texture unit
+ // to be enabled.
+ r300->hw.txe.cmd[R300_TXE_ENABLE] |= 1;
+ r300->hw.tex.filter.cmd[R300_TEX_VALUE_0] = 0;
+ r300->hw.tex.filter.cmd[R300_TEX_CMD_0] =
+ cmdpacket0(R300_TX_FILTER0_0, 1);
+ }
r300SetupFragmentShaderTextures(ctx, tmu_mappings);
- else
+ } else
r500SetupFragmentShaderTextures(ctx, tmu_mappings);
if (RADEON_DEBUG & DEBUG_STATE)
@@ -1623,7 +1629,7 @@ static void r300SetupRSUnit(GLcontext * ctx)
};
r300->hw.ri.cmd[R300_RI_INTERP_0 + i] |= swiz;
-
+
r300->hw.rr.cmd[R300_RR_INST_0 + fp_reg] = 0;
if (InputsRead & (FRAG_BIT_TEX0 << i)) {
@@ -1756,15 +1762,15 @@ static void r500SetupRSUnit(GLcontext * ctx)
/* with TCL we always seem to route 4 components */
if (InputsRead & (FRAG_BIT_TEX0 << i)) {
-
+
if (hw_tcl_on)
count = 4;
else
count = VB->AttribPtr[_TNL_ATTRIB_TEX(i)]->size;
-
+
/* always have on texcoord */
swiz |= in_texcoords++ << R500_RS_IP_TEX_PTR_S_SHIFT;
- if (count >= 2)
+ if (count >= 2)
swiz |= in_texcoords++ << R500_RS_IP_TEX_PTR_T_SHIFT;
else
swiz |= R500_RS_IP_PTR_K0 << R500_RS_IP_TEX_PTR_T_SHIFT;
@@ -1774,11 +1780,11 @@ static void r500SetupRSUnit(GLcontext * ctx)
else
swiz |= R500_RS_IP_PTR_K0 << R500_RS_IP_TEX_PTR_R_SHIFT;
- if (count == 4)
+ if (count == 4)
swiz |= in_texcoords++ << R500_RS_IP_TEX_PTR_Q_SHIFT;
else
swiz |= R500_RS_IP_PTR_K1 << R500_RS_IP_TEX_PTR_Q_SHIFT;
-
+
} else
swiz = (R500_RS_IP_PTR_K0 << R500_RS_IP_TEX_PTR_S_SHIFT) |
(R500_RS_IP_PTR_K0 << R500_RS_IP_TEX_PTR_T_SHIFT) |
@@ -1920,7 +1926,7 @@ static void r300VapCntl(r300ContextPtr rmesa, GLuint input_count,
R300_STATECHANGE(rmesa, vap_cntl);
if (rmesa->radeon.radeonScreen->chip_flags & RADEON_CHIPSET_TCL) {
- rmesa->hw.vap_cntl.cmd[R300_VAP_CNTL_INSTR] =
+ rmesa->hw.vap_cntl.cmd[R300_VAP_CNTL_INSTR] =
(pvs_num_slots << R300_PVS_NUM_SLOTS_SHIFT) |
(pvs_num_cntrls << R300_PVS_NUM_CNTLRS_SHIFT) |
(12 << R300_VF_MAX_VTX_NUM_SHIFT);
@@ -2640,11 +2646,11 @@ void r300UpdateClipPlanes( GLcontext *ctx )
{
r300ContextPtr rmesa = R300_CONTEXT(ctx);
GLuint p;
-
+
for (p = 0; p < ctx->Const.MaxClipPlanes; p++) {
if (ctx->Transform.ClipPlanesEnabled & (1 << p)) {
GLint *ip = (GLint *)ctx->Transform._ClipUserPlane[p];
-
+
R300_STATECHANGE( rmesa, vpucp[p] );
rmesa->hw.vpucp[p].cmd[R300_VPUCP_X] = ip[0];
rmesa->hw.vpucp[p].cmd[R300_VPUCP_Y] = ip[1];
generated by cgit v1.2.3 (git 2.51.0) at 2025-10-31 18:48:55 +0000