diff options
-rw-r--r-- | src/gallium/drivers/r300/r300_context.c | 10 | ||||
-rw-r--r-- | src/gallium/drivers/r300/r300_context.h | 23 | ||||
-rw-r--r-- | src/gallium/drivers/r300/r300_render.c | 202 | ||||
-rw-r--r-- | src/gallium/drivers/r300/r300_render.h | 36 | ||||
-rw-r--r-- | src/gallium/drivers/r300/r300_state.c | 41 |
5 files changed, 275 insertions, 37 deletions
diff --git a/src/gallium/drivers/r300/r300_context.c b/src/gallium/drivers/r300/r300_context.c index 1e1c7161eca..46fdf087942 100644 --- a/src/gallium/drivers/r300/r300_context.c +++ b/src/gallium/drivers/r300/r300_context.c @@ -175,6 +175,16 @@ struct pipe_context* r300_create_context(struct pipe_screen* screen, r300->context.draw_arrays = r300_draw_arrays; r300->context.draw_elements = r300_draw_elements; r300->context.draw_range_elements = r300_draw_range_elements; + + if (r300screen->caps.is_r500) { + r300->emit_draw_arrays_immediate = r500_emit_draw_arrays_immediate; + r300->emit_draw_arrays = r500_emit_draw_arrays; + r300->emit_draw_elements = r500_emit_draw_elements; + } else { + r300->emit_draw_arrays_immediate = r300_emit_draw_arrays_immediate; + r300->emit_draw_arrays = r300_emit_draw_arrays; + r300->emit_draw_elements = r300_emit_draw_elements; + } } else { r300->context.draw_arrays = r300_swtcl_draw_arrays; r300->context.draw_elements = r300_draw_elements; diff --git a/src/gallium/drivers/r300/r300_context.h b/src/gallium/drivers/r300/r300_context.h index 351bd2cdaee..9d7e9d1226d 100644 --- a/src/gallium/drivers/r300/r300_context.h +++ b/src/gallium/drivers/r300/r300_context.h @@ -79,6 +79,11 @@ struct r300_dsa_state { uint32_t z_stencil_control; /* R300_ZB_ZSTENCILCNTL: 0x4f04 */ uint32_t stencil_ref_mask; /* R300_ZB_STENCILREFMASK: 0x4f08 */ uint32_t stencil_ref_bf; /* R500_ZB_STENCILREFMASK_BF: 0x4fd4 */ + + /* Whether a two-sided stencil is enabled. */ + boolean two_sided; + /* Whether a fallback should be used for a two-sided stencil ref value. */ + boolean stencil_ref_bf_fallback; }; struct r300_rs_state { @@ -290,6 +295,21 @@ struct r300_context { /* Parent class */ struct pipe_context context; + /* Emission of drawing packets. */ + void (*emit_draw_arrays_immediate)( + struct r300_context *r300, + unsigned mode, unsigned start, unsigned count); + + void (*emit_draw_arrays)( + struct r300_context *r300, + unsigned mode, unsigned count); + + void (*emit_draw_elements)( + struct r300_context *r300, struct pipe_buffer* indexBuffer, + unsigned indexSize, unsigned minIndex, unsigned maxIndex, + unsigned mode, unsigned start, unsigned count); + + /* The interface to the windowing system, etc. */ struct r300_winsys_screen *rws; /* Screen. */ @@ -382,6 +402,9 @@ struct r300_context { boolean scissor_enabled; /* Whether rendering is conditional and should be skipped. */ boolean skip_rendering; + /* Whether the two-sided stencil ref value is different for front and + * back faces, and fallback should be used for r3xx-r4xx. */ + boolean stencil_ref_bf_fallback; /* upload managers */ struct u_upload_mgr *upload_vb; struct u_upload_mgr *upload_ib; diff --git a/src/gallium/drivers/r300/r300_render.c b/src/gallium/drivers/r300/r300_render.c index c2b13235a16..09355569fb8 100644 --- a/src/gallium/drivers/r300/r300_render.c +++ b/src/gallium/drivers/r300/r300_render.c @@ -162,10 +162,15 @@ static boolean immd_is_good_idea(struct r300_context *r300, return TRUE; } -static void r300_emit_draw_arrays_immediate(struct r300_context *r300, - unsigned mode, - unsigned start, - unsigned count) +/***************************************************************************** + * The emission of draw packets for r500. Older GPUs may use these functions * + * after resolving fallback issues (e.g. stencil ref two-sided). * + ****************************************************************************/ + +void r500_emit_draw_arrays_immediate(struct r300_context *r300, + unsigned mode, + unsigned start, + unsigned count) { struct pipe_vertex_element* velem; struct pipe_vertex_buffer* vbuf; @@ -252,9 +257,9 @@ static void r300_emit_draw_arrays_immediate(struct r300_context *r300, } } -static void r300_emit_draw_arrays(struct r300_context *r300, - unsigned mode, - unsigned count) +void r500_emit_draw_arrays(struct r300_context *r300, + unsigned mode, + unsigned count) { #if defined(ENABLE_ALT_NUM_VERTS) boolean alt_num_verts = count > 65535; @@ -282,14 +287,14 @@ static void r300_emit_draw_arrays(struct r300_context *r300, END_CS; } -static void r300_emit_draw_elements(struct r300_context *r300, - struct pipe_buffer* indexBuffer, - unsigned indexSize, - unsigned minIndex, - unsigned maxIndex, - unsigned mode, - unsigned start, - unsigned count) +void r500_emit_draw_elements(struct r300_context *r300, + struct pipe_buffer* indexBuffer, + unsigned indexSize, + unsigned minIndex, + unsigned maxIndex, + unsigned mode, + unsigned start, + unsigned count) { uint32_t count_dwords; uint32_t offset_dwords = indexSize * start / sizeof(uint32_t); @@ -347,6 +352,104 @@ static void r300_emit_draw_elements(struct r300_context *r300, END_CS; } +/***************************************************************************** + * The emission of draw packets for r300 which take care of the two-sided * + * stencil ref fallback and call r500's functions. * + ****************************************************************************/ + +/* Set drawing for front faces. */ +static void r300_begin_stencil_ref_fallback(struct r300_context *r300) +{ + struct r300_rs_state *rs = (struct r300_rs_state*)r300->rs_state.state; + CS_LOCALS(r300); + + BEGIN_CS(2); + OUT_CS_REG(R300_SU_CULL_MODE, rs->cull_mode | R300_CULL_BACK); + END_CS; +} + +/* Set drawing for back faces. */ +static void r300_switch_stencil_ref_side(struct r300_context *r300) +{ + struct r300_rs_state *rs = (struct r300_rs_state*)r300->rs_state.state; + struct r300_dsa_state *dsa = (struct r300_dsa_state*)r300->dsa_state.state; + CS_LOCALS(r300); + + BEGIN_CS(4); + OUT_CS_REG(R300_SU_CULL_MODE, rs->cull_mode | R300_CULL_FRONT); + OUT_CS_REG(R300_ZB_STENCILREFMASK, + dsa->stencil_ref_bf | r300->stencil_ref.ref_value[1]); + END_CS; +} + +/* Restore the original state. */ +static void r300_end_stencil_ref_fallback(struct r300_context *r300) +{ + struct r300_rs_state *rs = (struct r300_rs_state*)r300->rs_state.state; + struct r300_dsa_state *dsa = (struct r300_dsa_state*)r300->dsa_state.state; + CS_LOCALS(r300); + + BEGIN_CS(4); + OUT_CS_REG(R300_SU_CULL_MODE, rs->cull_mode); + OUT_CS_REG(R300_ZB_STENCILREFMASK, + dsa->stencil_ref_mask | r300->stencil_ref.ref_value[0]); + END_CS; +} + +void r300_emit_draw_arrays_immediate(struct r300_context *r300, + unsigned mode, + unsigned start, + unsigned count) +{ + if (!r300->stencil_ref_bf_fallback) { + r500_emit_draw_arrays_immediate(r300, mode, start, count); + } else { + r300_begin_stencil_ref_fallback(r300); + r500_emit_draw_arrays_immediate(r300, mode, start, count); + r300_switch_stencil_ref_side(r300); + r500_emit_draw_arrays_immediate(r300, mode, start, count); + r300_end_stencil_ref_fallback(r300); + } +} + +void r300_emit_draw_arrays(struct r300_context *r300, + unsigned mode, + unsigned count) +{ + if (!r300->stencil_ref_bf_fallback) { + r500_emit_draw_arrays(r300, mode, count); + } else { + r300_begin_stencil_ref_fallback(r300); + r500_emit_draw_arrays(r300, mode, count); + r300_switch_stencil_ref_side(r300); + r500_emit_draw_arrays(r300, mode, count); + r300_end_stencil_ref_fallback(r300); + } +} + +void r300_emit_draw_elements(struct r300_context *r300, + struct pipe_buffer* indexBuffer, + unsigned indexSize, + unsigned minIndex, + unsigned maxIndex, + unsigned mode, + unsigned start, + unsigned count) +{ + if (!r300->stencil_ref_bf_fallback) { + r500_emit_draw_elements(r300, indexBuffer, indexSize, minIndex, + maxIndex, mode, start, count); + } else { + r300_begin_stencil_ref_fallback(r300); + r500_emit_draw_elements(r300, indexBuffer, indexSize, minIndex, + maxIndex, mode, start, count); + r300_switch_stencil_ref_side(r300); + r500_emit_draw_elements(r300, indexBuffer, indexSize, minIndex, + maxIndex, mode, start, count); + r300_end_stencil_ref_fallback(r300); + } +} + static void r300_shorten_ubyte_elts(struct r300_context* r300, struct pipe_buffer** elts, unsigned start, @@ -457,13 +560,13 @@ void r300_draw_range_elements(struct pipe_context* pipe, u_upload_flush(r300->upload_vb); u_upload_flush(r300->upload_ib); if (alt_num_verts || count <= 65535) { - r300_emit_draw_elements(r300, indexBuffer, indexSize, minIndex, - maxIndex, mode, start, count); + r300->emit_draw_elements(r300, indexBuffer, indexSize, minIndex, + maxIndex, mode, start, count); } else { do { short_count = MIN2(count, 65534); - r300_emit_draw_elements(r300, indexBuffer, indexSize, minIndex, - maxIndex, mode, start, short_count); + r300->emit_draw_elements(r300, indexBuffer, indexSize, minIndex, + maxIndex, mode, start, short_count); start += short_count; count -= short_count; @@ -518,7 +621,7 @@ void r300_draw_arrays(struct pipe_context* pipe, unsigned mode, r300_update_derived_state(r300); if (immd_is_good_idea(r300, count)) { - r300_emit_draw_arrays_immediate(r300, mode, start, count); + r300->emit_draw_arrays_immediate(r300, mode, start, count); } else { /* Make sure there are at least 128 spare dwords in the command buffer. * (most of it being consumed by emit_aos) */ @@ -528,12 +631,12 @@ void r300_draw_arrays(struct pipe_context* pipe, unsigned mode, if (alt_num_verts || count <= 65535) { r300_emit_aos(r300, start); - r300_emit_draw_arrays(r300, mode, count); + r300->emit_draw_arrays(r300, mode, count); } else { do { short_count = MIN2(count, 65535); r300_emit_aos(r300, start); - r300_emit_draw_arrays(r300, mode, short_count); + r300->emit_draw_arrays(r300, mode, short_count); start += short_count; count -= short_count; @@ -746,9 +849,9 @@ static boolean r300_render_set_primitive(struct vbuf_render* render, return TRUE; } -static void r300_render_draw_arrays(struct vbuf_render* render, - unsigned start, - unsigned count) +static void r500_render_draw_arrays(struct vbuf_render* render, + unsigned start, + unsigned count) { struct r300_render* r300render = r300_render(render); struct r300_context* r300 = r300render->r300; @@ -768,9 +871,9 @@ static void r300_render_draw_arrays(struct vbuf_render* render, END_CS; } -static void r300_render_draw(struct vbuf_render* render, - const ushort* indices, - uint count) +static void r500_render_draw(struct vbuf_render* render, + const ushort* indices, + uint count) { struct r300_render* r300render = r300_render(render); struct r300_context* r300 = r300render->r300; @@ -796,6 +899,40 @@ static void r300_render_draw(struct vbuf_render* render, END_CS; } +static void r300_render_draw_arrays(struct vbuf_render* render, + unsigned start, + unsigned count) +{ + struct r300_context* r300 = r300_render(render)->r300; + + if (!r300->stencil_ref_bf_fallback) { + r500_render_draw_arrays(render, start, count); + } else { + r300_begin_stencil_ref_fallback(r300); + r500_render_draw_arrays(render, start, count); + r300_switch_stencil_ref_side(r300); + r500_render_draw_arrays(render, start, count); + r300_end_stencil_ref_fallback(r300); + } +} + +static void r300_render_draw(struct vbuf_render* render, + const ushort* indices, + uint count) +{ + struct r300_context* r300 = r300_render(render)->r300; + + if (!r300->stencil_ref_bf_fallback) { + r500_render_draw(render, indices, count); + } else { + r300_begin_stencil_ref_fallback(r300); + r500_render_draw(render, indices, count); + r300_switch_stencil_ref_side(r300); + r500_render_draw(render, indices, count); + r300_end_stencil_ref_fallback(r300); + } +} + static void r300_render_destroy(struct vbuf_render* render) { FREE(render); @@ -816,8 +953,13 @@ static struct vbuf_render* r300_render_create(struct r300_context* r300) r300render->base.map_vertices = r300_render_map_vertices; r300render->base.unmap_vertices = r300_render_unmap_vertices; r300render->base.set_primitive = r300_render_set_primitive; - r300render->base.draw = r300_render_draw; - r300render->base.draw_arrays = r300_render_draw_arrays; + if (r300->screen->caps.is_r500) { + r300render->base.draw = r500_render_draw; + r300render->base.draw_arrays = r500_render_draw_arrays; + } else { + r300render->base.draw = r300_render_draw; + r300render->base.draw_arrays = r300_render_draw_arrays; + } r300render->base.release_vertices = r300_render_release_vertices; r300render->base.destroy = r300_render_destroy; diff --git a/src/gallium/drivers/r300/r300_render.h b/src/gallium/drivers/r300/r300_render.h index 27b5e6a9630..870e1fb53d1 100644 --- a/src/gallium/drivers/r300/r300_render.h +++ b/src/gallium/drivers/r300/r300_render.h @@ -25,6 +25,42 @@ uint32_t r300_translate_primitive(unsigned prim); +void r500_emit_draw_arrays_immediate(struct r300_context *r300, + unsigned mode, + unsigned start, + unsigned count); + +void r500_emit_draw_arrays(struct r300_context *r300, + unsigned mode, + unsigned count); + +void r500_emit_draw_elements(struct r300_context *r300, + struct pipe_buffer* indexBuffer, + unsigned indexSize, + unsigned minIndex, + unsigned maxIndex, + unsigned mode, + unsigned start, + unsigned count); + +void r300_emit_draw_arrays_immediate(struct r300_context *r300, + unsigned mode, + unsigned start, + unsigned count); + +void r300_emit_draw_arrays(struct r300_context *r300, + unsigned mode, + unsigned count); + +void r300_emit_draw_elements(struct r300_context *r300, + struct pipe_buffer* indexBuffer, + unsigned indexSize, + unsigned minIndex, + unsigned maxIndex, + unsigned mode, + unsigned start, + unsigned count); + void r300_draw_range_elements(struct pipe_context* pipe, struct pipe_buffer* indexBuffer, unsigned indexSize, diff --git a/src/gallium/drivers/r300/r300_state.c b/src/gallium/drivers/r300/r300_state.c index 2adb3e7221b..2309f353268 100644 --- a/src/gallium/drivers/r300/r300_state.c +++ b/src/gallium/drivers/r300/r300_state.c @@ -444,6 +444,8 @@ static void* (state->stencil[0].writemask << R300_STENCILWRITEMASK_SHIFT); if (state->stencil[1].enabled) { + dsa->two_sided = TRUE; + dsa->z_buffer_control |= R300_STENCIL_FRONT_BACK; dsa->z_stencil_control |= (r300_translate_depth_stencil_function(state->stencil[1].func) << @@ -455,14 +457,16 @@ static void* (r300_translate_stencil_op(state->stencil[1].zfail_op) << R300_S_BACK_ZFAIL_OP_SHIFT); - if (caps->is_r500) - { + dsa->stencil_ref_bf = + (state->stencil[1].valuemask << R300_STENCILMASK_SHIFT) | + (state->stencil[1].writemask << R300_STENCILWRITEMASK_SHIFT); + + if (caps->is_r500) { dsa->z_buffer_control |= R500_STENCIL_REFMASK_FRONT_BACK; - dsa->stencil_ref_bf = - (state->stencil[1].valuemask << - R300_STENCILMASK_SHIFT) | - (state->stencil[1].writemask << - R300_STENCILWRITEMASK_SHIFT); + } else { + dsa->stencil_ref_bf_fallback = + (state->stencil[0].valuemask != state->stencil[1].valuemask || + state->stencil[0].writemask != state->stencil[1].writemask); } } } @@ -483,13 +487,33 @@ static void* return (void*)dsa; } +static void r300_update_stencil_ref_fallback_status(struct r300_context *r300) +{ + struct r300_dsa_state *dsa = (struct r300_dsa_state*)r300->dsa_state.state; + + if (r300->screen->caps.is_r500) { + return; + } + + r300->stencil_ref_bf_fallback = + dsa->stencil_ref_bf_fallback || + (dsa->two_sided && + r300->stencil_ref.ref_value[0] != r300->stencil_ref.ref_value[1]); +} + /* Bind DSA state. */ static void r300_bind_dsa_state(struct pipe_context* pipe, void* state) { struct r300_context* r300 = r300_context(pipe); + if (!state) { + return; + } + UPDATE_STATE(state, r300->dsa_state); + + r300_update_stencil_ref_fallback_status(r300); } /* Free DSA state. */ @@ -503,8 +527,11 @@ static void r300_set_stencil_ref(struct pipe_context* pipe, const struct pipe_stencil_ref* sr) { struct r300_context* r300 = r300_context(pipe); + r300->stencil_ref = *sr; r300->dsa_state.dirty = TRUE; + + r300_update_stencil_ref_fallback_status(r300); } /* This switcheroo is needed just because of goddamned MACRO_SWITCH. */ |