From 4af5f11c3232015006f61c1a6befdff3411b8d6c Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Mon, 2 Aug 2010 14:48:59 +1000 Subject: [PATCH] r600g: add stencil op/func translation --- src/gallium/drivers/r600/r600_state.c | 36 +++++++++++++++++-- src/gallium/drivers/r600/r600_state_inlines.h | 33 +++++++++++++++++ 2 files changed, 66 insertions(+), 3 deletions(-) diff --git a/src/gallium/drivers/r600/r600_state.c b/src/gallium/drivers/r600/r600_state.c index 9af39f7218f..bbfe4da840c 100644 --- a/src/gallium/drivers/r600/r600_state.c +++ b/src/gallium/drivers/r600/r600_state.c @@ -874,12 +874,42 @@ static struct radeon_state *r600_dsa(struct r600_context *rctx) struct r600_screen *rscreen = rctx->screen; struct radeon_state *rstate; unsigned db_depth_control, alpha_test_control, alpha_ref; + unsigned stencil_ref_mask, stencil_ref_mask_bf; rstate = radeon_state(rscreen->rw, R600_DSA_TYPE, R600_DSA); if (rstate == NULL) return NULL; - db_depth_control = 0x00700700 | S_028800_Z_ENABLE(state->depth.enabled) | S_028800_Z_WRITE_ENABLE(state->depth.writemask) | S_028800_ZFUNC(state->depth.func); + stencil_ref_mask = 0; + stencil_ref_mask_bf = 0; + db_depth_control = 0x00700700 | + S_028800_Z_ENABLE(state->depth.enabled) | + S_028800_Z_WRITE_ENABLE(state->depth.writemask) | + S_028800_ZFUNC(state->depth.func); + /* set stencil enable */ + db_depth_control |= S_028800_STENCIL_ENABLE(state->stencil[0].enabled); + + if (state->stencil[0].enabled) { + + db_depth_control |= S_028800_STENCILFUNC(r600_translate_ds_func(state->stencil[0].func)); + db_depth_control |= S_028800_STENCILFAIL(r600_translate_stencil_op(state->stencil[0].fail_op)); + db_depth_control |= S_028800_STENCILZPASS(r600_translate_stencil_op(state->stencil[0].zpass_op)); + db_depth_control |= S_028800_STENCILZFAIL(r600_translate_stencil_op(state->stencil[0].zfail_op)); + + db_depth_control |= S_028800_BACKFACE_ENABLE(state->stencil[1].enabled); + + stencil_ref_mask = (state->stencil[0].valuemask << R600_STENCILMASK_SHIFT) | + (state->stencil[0].writemask << R600_STENCILWRITEMASK_SHIFT); + if (state->stencil[1].enabled) { + db_depth_control |= S_028800_STENCILFUNC_BF(r600_translate_ds_func(state->stencil[1].func)); + db_depth_control |= S_028800_STENCILFAIL_BF(r600_translate_stencil_op(state->stencil[1].fail_op)); + db_depth_control |= S_028800_STENCILZPASS_BF(r600_translate_stencil_op(state->stencil[1].zpass_op)); + db_depth_control |= S_028800_STENCILZFAIL_BF(r600_translate_stencil_op(state->stencil[1].zfail_op)); + stencil_ref_mask_bf = (state->stencil[1].valuemask << R600_STENCILMASK_SHIFT) | + (state->stencil[1].writemask << R600_STENCILWRITEMASK_SHIFT); + } + } + alpha_test_control = 0; alpha_ref = 0; if (state->alpha.enabled) { @@ -891,8 +921,8 @@ static struct radeon_state *r600_dsa(struct r600_context *rctx) rstate->states[R600_DSA__DB_STENCIL_CLEAR] = 0x00000000; rstate->states[R600_DSA__DB_DEPTH_CLEAR] = 0x3F800000; rstate->states[R600_DSA__SX_ALPHA_TEST_CONTROL] = alpha_test_control; - rstate->states[R600_DSA__DB_STENCILREFMASK] = 0xFFFFFF00; - rstate->states[R600_DSA__DB_STENCILREFMASK_BF] = 0xFFFFFF00; + rstate->states[R600_DSA__DB_STENCILREFMASK] = stencil_ref_mask; + rstate->states[R600_DSA__DB_STENCILREFMASK_BF] = stencil_ref_mask_bf; rstate->states[R600_DSA__SX_ALPHA_REF] = alpha_ref; rstate->states[R600_DSA__SPI_FOG_FUNC_SCALE] = 0x00000000; rstate->states[R600_DSA__SPI_FOG_FUNC_BIAS] = 0x00000000; diff --git a/src/gallium/drivers/r600/r600_state_inlines.h b/src/gallium/drivers/r600/r600_state_inlines.h index 42bab52b3fa..369263dc8f3 100644 --- a/src/gallium/drivers/r600/r600_state_inlines.h +++ b/src/gallium/drivers/r600/r600_state_inlines.h @@ -97,4 +97,37 @@ static INLINE uint32_t r600_translate_blend_factor(int blend_fact) return 0; } +static INLINE uint32_t r600_translate_stencil_op(int s_op) +{ + switch (s_op) { + case PIPE_STENCIL_OP_KEEP: + return R600_ZS_KEEP; + case PIPE_STENCIL_OP_ZERO: + return R600_ZS_ZERO; + case PIPE_STENCIL_OP_REPLACE: + return R600_ZS_REPLACE; + case PIPE_STENCIL_OP_INCR: + return R600_ZS_INCR; + case PIPE_STENCIL_OP_DECR: + return R600_ZS_DECR; + case PIPE_STENCIL_OP_INCR_WRAP: + return R600_ZS_INCR_WRAP; + case PIPE_STENCIL_OP_DECR_WRAP: + return R600_ZS_DECR_WRAP; + case PIPE_STENCIL_OP_INVERT: + return R600_ZS_INVERT; + default: + fprintf(stderr, "r600: Unknown stencil op %d", s_op); + assert(0); + break; + } + return 0; +} + +/* translates straight */ +static INLINE uint32_t r600_translate_ds_func(int func) +{ + return func; +} + #endif -- 2.30.2