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-rw-r--r--src/mesa/drivers/dri/r300/r300_cmdbuf.c2
-rw-r--r--src/mesa/drivers/dri/r300/r300_context.h3
-rw-r--r--src/mesa/drivers/dri/r300/r300_ioctl.c4
-rw-r--r--src/mesa/drivers/dri/r300/r300_reg.h19
-rw-r--r--src/mesa/drivers/dri/r300/r300_state.c126
5 files changed, 92 insertions, 62 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_cmdbuf.c b/src/mesa/drivers/dri/r300/r300_cmdbuf.c
index bf018daeb7..586abdec4f 100644
--- a/src/mesa/drivers/dri/r300/r300_cmdbuf.c
+++ b/src/mesa/drivers/dri/r300/r300_cmdbuf.c
@@ -385,7 +385,7 @@ void r300InitCmdBuf(r300ContextPtr r300)
ALLOC_STATE( unk4BC8, always, 4, "unk4BC8", 0 );
r300->hw.unk4BC8.cmd[0] = cmducs(0x4BC8, 3);
ALLOC_STATE( at, always, R300_AT_CMDSIZE, "at", 0 );
- r300->hw.at.cmd[R300_AT_CMD_0] = cmducs(R300_PP_ALPHA_TEST, 1);
+ r300->hw.at.cmd[R300_AT_CMD_0] = cmducs(R300_PP_ALPHA_TEST, 2);
ALLOC_STATE( unk4BD8, always, 2, "unk4BD8", 0 );
r300->hw.unk4BD8.cmd[0] = cmducs(0x4BD8, 1);
ALLOC_STATE( fpp, variable, R300_FPP_CMDSIZE, "fpp", 0 );
diff --git a/src/mesa/drivers/dri/r300/r300_context.h b/src/mesa/drivers/dri/r300/r300_context.h
index f0a186d396..068fdfcdca 100644
--- a/src/mesa/drivers/dri/r300/r300_context.h
+++ b/src/mesa/drivers/dri/r300/r300_context.h
@@ -309,7 +309,8 @@ struct r300_state_atom {
#define R300_AT_CMD_0 0
#define R300_AT_ALPHA_TEST 1
-#define R300_AT_CMDSIZE 2
+#define R300_AT_UNKNOWN 2
+#define R300_AT_CMDSIZE 3
#define R300_BLD_CMD_0 0
#define R300_BLD_CBLEND 1
diff --git a/src/mesa/drivers/dri/r300/r300_ioctl.c b/src/mesa/drivers/dri/r300/r300_ioctl.c
index 16528e0100..2bf70783f9 100644
--- a/src/mesa/drivers/dri/r300/r300_ioctl.c
+++ b/src/mesa/drivers/dri/r300/r300_ioctl.c
@@ -90,8 +90,8 @@ static void r300ClearBuffer(r300ContextPtr r300, int flags, int buffer)
r300->hw.vir[1].cmd[1] = 0xF688F688;
R300_STATECHANGE(r300, vic);
- r300->hw.vic.cmd[R300_VIR_CNTL_0] = 0x00000001;
- r300->hw.vic.cmd[R300_VIR_CNTL_1] = 0x00000405;
+ r300->hw.vic.cmd[R300_VIC_CNTL_0] = 0x00000001;
+ r300->hw.vic.cmd[R300_VIC_CNTL_1] = 0x00000405;
R300_STATECHANGE(r300, vof);
r300->hw.vof.cmd[R300_VOF_CNTL_0] = R300_VAP_OUTPUT_VTX_FMT_0__POS_PRESENT
diff --git a/src/mesa/drivers/dri/r300/r300_reg.h b/src/mesa/drivers/dri/r300/r300_reg.h
index d07eb75a01..083ba9b1b6 100644
--- a/src/mesa/drivers/dri/r300/r300_reg.h
+++ b/src/mesa/drivers/dri/r300/r300_reg.h
@@ -1049,6 +1049,7 @@ I am fairly certain that they are correct unless stated otherwise in comments.
# define R300_COLOR_ENDIAN_WORD_SWAP (1 << 18) /* GUESS */
# define R300_COLOR_ENDIAN_DWORD_SWAP (2 << 18) /* GUESS */
# define R300_COLOR_UNKNOWN_22_23 (3 << 22) /* GUESS: Format? */
+ /* if format then it is (6<<21) - RGBA8 */
#define R300_RB3D_COLORPITCH1 0x4E3C /* GUESS */
#define R300_RB3D_COLORPITCH2 0x4E40 /* GUESS */
#define R300_RB3D_COLORPITCH3 0x4E44 /* GUESS */
@@ -1071,7 +1072,12 @@ I am fairly certain that they are correct unless stated otherwise in comments.
# define R300_RB3D_Z_WRITE_ONLY 0x00000006
# define R300_STENCIL_ENABLE 0x00000000 /* UNKNOWN yet.. */
-#define R300_RB3D_ZSTENCILCNTL_1 0x4F04
+# define R300_RB3D_Z_TEST 0x00000012
+# define R300_RB3D_Z_TEST_AND_WRITE 0x00000016
+# define R300_RB3D_Z_WRITE_ONLY 0x00000006
+# define R300_STENCIL_ENABLE (0<<1) /* UNKNOWN yet.. */
+
+#define R300_RB3D_ZSTENCIL_CNTL_1 0x4F04
/* functions */
# define R300_ZS_NEVER 0
# define R300_ZS_LESS 1
@@ -1094,14 +1100,17 @@ I am fairly certain that they are correct unless stated otherwise in comments.
# define R300_RB3D_ZS1_DEPTH_FUNC_SHIFT 0
+ /* front and back refer to operations done for front
+ and back faces - newer Radeons can perform different
+ functions */
# define R300_RB3D_ZS1_FRONT_FUNC_SHIFT 3
# define R300_RB3D_ZS1_FRONT_FAIL_OP_SHIFT 6
# define R300_RB3D_ZS1_FRONT_ZPASS_OP_SHIFT 9
# define R300_RB3D_ZS1_FRONT_ZFAIL_OP_SHIFT 12
-# define R300_RB3D_ZS1_STENCIL_FUNC_SHIFT 15
-# define R300_RB3D_ZS1_STENCIL_FAIL_OP_SHIFT 18
-# define R300_RB3D_ZS1_STENCIL_ZPASS_OP_SHIFT 21
-# define R300_RB3D_ZS1_STENCIL_ZFAIL_OP_SHIFT 24
+# define R300_RB3D_ZS1_BACK_FUNC_SHIFT 15
+# define R300_RB3D_ZS1_BACK_FAIL_OP_SHIFT 18
+# define R300_RB3D_ZS1_BACK_ZPASS_OP_SHIFT 21
+# define R300_RB3D_ZS1_BACK_ZFAIL_OP_SHIFT 24
diff --git a/src/mesa/drivers/dri/r300/r300_state.c b/src/mesa/drivers/dri/r300/r300_state.c
index cc6328b240..048f62572c 100644
--- a/src/mesa/drivers/dri/r300/r300_state.c
+++ b/src/mesa/drivers/dri/r300/r300_state.c
@@ -472,11 +472,22 @@ static void r300Enable(GLcontext* ctx, GLenum cap, GLboolean state)
break;
case GL_STENCIL_TEST:
+
+ {
+ static int stencil=1;
+ if(stencil){
+ fprintf(stderr, "%s:%s - do not know how to enable stencil. Help me !\n",
+ __FILE__, __FUNCTION__);
+ stencil=0;
+ }
+ }
+
if (r300->state.hw_stencil) {
+ //fprintf(stderr, "Stencil %s\n", state ? "enabled" : "disabled");
R300_STATECHANGE(r300, zs);
if (state) {
r300->hw.zs.cmd[R300_ZS_CNTL_0] |=
- R300_STENCIL_ENABLE;
+ R300_STENCIL_ENABLE;
} else {
r300->hw.zs.cmd[R300_ZS_CNTL_0] &=
~R300_STENCIL_ENABLE;
@@ -614,68 +625,38 @@ static void r300PointSize(GLcontext * ctx, GLfloat size)
* Stencil
*/
-static void r300StencilFunc(GLcontext * ctx, GLenum func,
- GLint ref, GLuint mask)
-{
- r300ContextPtr rmesa = R300_CONTEXT(ctx);
- GLuint refmask = ((ctx->Stencil.Ref[0] << R300_RB3D_ZS2_STENCIL_REF_SHIFT) |
- (ctx->Stencil.
- ValueMask[0] << R300_RB3D_ZS2_STENCIL_MASK_SHIFT));
-
- R200_STATECHANGE(rmesa, zs);
-
- rmesa->hw.zs.cmd[R300_ZS_CNTL_1] &= ~(R300_ZS_MASK << R300_RB3D_ZS1_STENCIL_FUNC_SHIFT);
- rmesa->hw.zs.cmd[R300_ZS_CNTL_2] &= ~((R300_ZS_MASK << R300_RB3D_ZS2_STENCIL_REF_SHIFT) |
- (R300_ZS_MASK << R300_RB3D_ZS2_STENCIL_MASK_SHIFT));
-
- switch (ctx->Stencil.Function[0]) {
+ static int translate_stencil_func(int func)
+ {
+ switch (func) {
case GL_NEVER:
- rmesa->hw.zs.cmd[R300_ZS_CNTL_1] |=
- R300_ZS_NEVER << R300_RB3D_ZS1_STENCIL_FUNC_SHIFT;
+ return R300_ZS_NEVER;
break;
case GL_LESS:
- rmesa->hw.zs.cmd[R300_ZS_CNTL_1] |=
- R300_ZS_LESS << R300_RB3D_ZS1_STENCIL_FUNC_SHIFT;
+ return R300_ZS_LESS;
break;
case GL_EQUAL:
- rmesa->hw.zs.cmd[R300_ZS_CNTL_1] |=
- R300_ZS_EQUAL << R300_RB3D_ZS1_STENCIL_FUNC_SHIFT;
+ return R300_ZS_EQUAL;
break;
case GL_LEQUAL:
- rmesa->hw.zs.cmd[R300_ZS_CNTL_1] |=
- R300_ZS_LEQUAL << R300_RB3D_ZS1_STENCIL_FUNC_SHIFT;
+ return R300_ZS_LEQUAL;
break;
case GL_GREATER:
- rmesa->hw.zs.cmd[R300_ZS_CNTL_1] |=
- R300_ZS_GREATER << R300_RB3D_ZS1_STENCIL_FUNC_SHIFT;
+ return R300_ZS_GREATER;
break;
case GL_NOTEQUAL:
- rmesa->hw.zs.cmd[R300_ZS_CNTL_1] |=
- R300_ZS_NOTEQUAL << R300_RB3D_ZS1_STENCIL_FUNC_SHIFT;
+ return R300_ZS_NOTEQUAL;
break;
case GL_GEQUAL:
- rmesa->hw.zs.cmd[R300_ZS_CNTL_1] |=
- R300_ZS_GEQUAL << R300_RB3D_ZS1_STENCIL_FUNC_SHIFT;
+ return R300_ZS_GEQUAL;
break;
case GL_ALWAYS:
- rmesa->hw.zs.cmd[R300_ZS_CNTL_1] |=
- R300_ZS_ALWAYS << R300_RB3D_ZS1_STENCIL_FUNC_SHIFT;
+ return R300_ZS_ALWAYS;
break;
}
-
- rmesa->hw.zs.cmd[R300_ZS_CNTL_2] |= refmask;
-}
-
-static void r300StencilMask(GLcontext * ctx, GLuint mask)
-{
- r300ContextPtr rmesa = R300_CONTEXT(ctx);
-
- R200_STATECHANGE(rmesa, zs);
- rmesa->hw.zs.cmd[R300_ZS_CNTL_2] &= ~(R300_ZS_MASK << R300_RB3D_ZS2_STENCIL_WRITE_MASK_SHIFT);
- rmesa->hw.zs.cmd[R300_ZS_CNTL_2] |= ctx->Stencil.WriteMask[0] << R300_RB3D_ZS2_STENCIL_WRITE_MASK_SHIFT;
-}
-
-static int translate_stencil_op(int op)
+ return 0;
+ }
+
+ static int translate_stencil_op(int op)
{
switch (op) {
case GL_KEEP:
@@ -697,21 +678,56 @@ static int translate_stencil_op(int op)
}
}
+static void r300StencilFunc(GLcontext * ctx, GLenum func,
+ GLint ref, GLuint mask)
+{
+ r300ContextPtr rmesa = R300_CONTEXT(ctx);
+ GLuint refmask = ((ctx->Stencil.Ref[0] << R300_RB3D_ZS2_STENCIL_REF_SHIFT) |
+ (ctx->Stencil.
+ ValueMask[0] << R300_RB3D_ZS2_STENCIL_MASK_SHIFT));
+ GLuint func;
+
+ R200_STATECHANGE(rmesa, zs);
+
+ rmesa->hw.zs.cmd[R300_ZS_CNTL_1] &= ~(
+ (R300_ZS_MASK << R300_RB3D_ZS1_FRONT_FUNC_SHIFT)
+ | (R300_ZS_MASK << R300_RB3D_ZS1_BACK_FUNC_SHIFT));
+ rmesa->hw.zs.cmd[R300_ZS_CNTL_2] &= ~((R300_ZS_MASK << R300_RB3D_ZS2_STENCIL_REF_SHIFT) |
+ (R300_ZS_MASK << R300_RB3D_ZS2_STENCIL_MASK_SHIFT));
+
+ func = translate_stencil_func(ctx->Stencil.Function[0]);
+
+ rmesa->hw.zs.cmd[R300_ZS_CNTL_1] |= (func << R300_RB3D_ZS1_FRONT_FUNC_SHIFT)
+ | (func << R300_RB3D_ZS1_BACK_FUNC_SHIFT);
+ rmesa->hw.zs.cmd[R300_ZS_CNTL_2] |= refmask;
+}
+
+static void r300StencilMask(GLcontext * ctx, GLuint mask)
+{
+ r300ContextPtr rmesa = R300_CONTEXT(ctx);
+
+ R200_STATECHANGE(rmesa, zs);
+ rmesa->hw.zs.cmd[R300_ZS_CNTL_2] &= ~(R300_ZS_MASK << R300_RB3D_ZS2_STENCIL_WRITE_MASK_SHIFT);
+ rmesa->hw.zs.cmd[R300_ZS_CNTL_2] |= ctx->Stencil.WriteMask[0] << R300_RB3D_ZS2_STENCIL_WRITE_MASK_SHIFT;
+}
+
+
static void r300StencilOp(GLcontext * ctx, GLenum fail,
GLenum zfail, GLenum zpass)
{
r300ContextPtr rmesa = R300_CONTEXT(ctx);
R200_STATECHANGE(rmesa, zs);
- rmesa->hw.zs.cmd[R300_ZS_CNTL_1] &= ~((R300_ZS_MASK << R300_RB3D_ZS1_STENCIL_FAIL_OP_SHIFT)
- | (R300_ZS_MASK << R300_RB3D_ZS1_STENCIL_ZPASS_OP_SHIFT)
- | (R300_ZS_MASK << R300_RB3D_ZS1_STENCIL_ZFAIL_OP_SHIFT)
- );
+ /* It is easier to mask what's left.. */
+ rmesa->hw.zs.cmd[R300_ZS_CNTL_1] &= (R300_ZS_MASK << R300_RB3D_ZS1_DEPTH_FUNC_SHIFT);
rmesa->hw.zs.cmd[R300_ZS_CNTL_1] |=
- (translate_stencil_op(ctx->Stencil.FailFunc[0]) << R300_RB3D_ZS1_STENCIL_FAIL_OP_SHIFT)
- |(translate_stencil_op(ctx->Stencil.ZFailFunc[0]) << R300_RB3D_ZS1_STENCIL_ZFAIL_OP_SHIFT)
- |(translate_stencil_op(ctx->Stencil.ZPassFunc[0]) << R300_RB3D_ZS1_STENCIL_ZPASS_OP_SHIFT);
+ (translate_stencil_op(ctx->Stencil.FailFunc[0]) << R300_RB3D_ZS1_FRONT_FAIL_OP_SHIFT)
+ |(translate_stencil_op(ctx->Stencil.ZFailFunc[0]) << R300_RB3D_ZS1_FRONT_ZFAIL_OP_SHIFT)
+ |(translate_stencil_op(ctx->Stencil.ZPassFunc[0]) << R300_RB3D_ZS1_FRONT_ZPASS_OP_SHIFT)
+ |(translate_stencil_op(ctx->Stencil.FailFunc[0]) << R300_RB3D_ZS1_BACK_FAIL_OP_SHIFT)
+ |(translate_stencil_op(ctx->Stencil.ZFailFunc[0]) << R300_RB3D_ZS1_BACK_ZFAIL_OP_SHIFT)
+ |(translate_stencil_op(ctx->Stencil.ZPassFunc[0]) << R300_RB3D_ZS1_BACK_ZPASS_OP_SHIFT);
}
@@ -1689,6 +1705,7 @@ void r300ResetHwState(r300ContextPtr r300)
r300->hw.at.cmd[R300_AT_ALPHA_TEST] = 0;
#endif
+ r300->hw.at.cmd[R300_AT_UNKNOWN] = 0;
r300->hw.unk4BD8.cmd[1] = 0;
r300->hw.unk4E00.cmd[1] = 0;
@@ -1728,6 +1745,9 @@ void r300ResetHwState(r300ContextPtr r300)
r300->hw.unk4F10.cmd[3] = 0x00000003;
r300->hw.unk4F10.cmd[4] = 0x00000000;
+ /* experiment a bit */
+ r300->hw.unk4F10.cmd[2] = 0x00000001; // depthbuffer format?
+
r300->hw.zb.cmd[R300_ZB_OFFSET] =
r300->radeon.radeonScreen->depthOffset +
r300->radeon.radeonScreen->fbLocation;
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-20 17:18:36 +0000