diff options
Diffstat (limited to 'src/gallium/drivers/svga/svga_pipe_depthstencil.c')
| -rw-r--r-- | src/gallium/drivers/svga/svga_pipe_depthstencil.c | 128 |
1 files changed, 126 insertions, 2 deletions
diff --git a/src/gallium/drivers/svga/svga_pipe_depthstencil.c b/src/gallium/drivers/svga/svga_pipe_depthstencil.c index 8db21fd7476..5ea623be4d9 100644 --- a/src/gallium/drivers/svga/svga_pipe_depthstencil.c +++ b/src/gallium/drivers/svga/svga_pipe_depthstencil.c @@ -23,13 +23,15 @@ * **********************************************************/ -#include "util/u_inlines.h" #include "pipe/p_defines.h" +#include "util/u_bitmask.h" +#include "util/u_inlines.h" #include "util/u_math.h" #include "util/u_memory.h" #include "svga_context.h" #include "svga_hw_reg.h" +#include "svga_cmd.h" static inline unsigned @@ -69,10 +71,67 @@ svga_translate_stencil_op(unsigned op) } +/** + * Define a vgpu10 depth/stencil state object for the given + * svga depth/stencil state. + */ +static void +define_depth_stencil_state_object(struct svga_context *svga, + struct svga_depth_stencil_state *ds) +{ + unsigned try; + + assert(svga_have_vgpu10(svga)); + + ds->id = util_bitmask_add(svga->ds_object_id_bm); + + /* spot check that these comparision tokens are the same */ + assert(SVGA3D_COMPARISON_NEVER == SVGA3D_CMP_NEVER); + assert(SVGA3D_COMPARISON_LESS == SVGA3D_CMP_LESS); + assert(SVGA3D_COMPARISON_NOT_EQUAL == SVGA3D_CMP_NOTEQUAL); + + /* Loop in case command buffer is full and we need to flush and retry */ + for (try = 0; try < 2; try++) { + enum pipe_error ret; + + /* Note: we use the ds->stencil[0].enabled value for both the front + * and back-face enables. If single-side stencil is used, we'll have + * set the back state the same as the front state. + */ + ret = SVGA3D_vgpu10_DefineDepthStencilState(svga->swc, + ds->id, + /* depth/Z */ + ds->zenable, + ds->zwriteenable, + ds->zfunc, + /* Stencil */ + ds->stencil[0].enabled, /*f|b*/ + ds->stencil[0].enabled, /*f*/ + ds->stencil[0].enabled, /*b*/ + ds->stencil_mask, + ds->stencil_writemask, + /* front stencil */ + ds->stencil[0].fail, + ds->stencil[0].zfail, + ds->stencil[0].pass, + ds->stencil[0].func, + /* back stencil */ + ds->stencil[1].fail, + ds->stencil[1].zfail, + ds->stencil[1].pass, + ds->stencil[1].func); + if (ret == PIPE_OK) + return; + svga_context_flush(svga, NULL); + } +} + + static void * svga_create_depth_stencil_state(struct pipe_context *pipe, const struct pipe_depth_stencil_alpha_state *templ) { + struct svga_context *svga = svga_context(pipe); struct svga_depth_stencil_state *ds = CALLOC_STRUCT( svga_depth_stencil_state ); /* Don't try to figure out CW/CCW correspondence with @@ -92,10 +151,18 @@ svga_create_depth_stencil_state(struct pipe_context *pipe, ds->stencil_mask = templ->stencil[0].valuemask & 0xff; ds->stencil_writemask = templ->stencil[0].writemask & 0xff; } + else { + ds->stencil[0].func = SVGA3D_CMP_ALWAYS; + ds->stencil[0].fail = SVGA3D_STENCILOP_KEEP; + ds->stencil[0].zfail = SVGA3D_STENCILOP_KEEP; + ds->stencil[0].pass = SVGA3D_STENCILOP_KEEP; + } ds->stencil[1].enabled = templ->stencil[1].enabled; if (templ->stencil[1].enabled) { + assert(templ->stencil[0].enabled); + /* two-sided stencil */ ds->stencil[1].func = svga_translate_compare_func(templ->stencil[1].func); ds->stencil[1].fail = svga_translate_stencil_op(templ->stencil[1].fail_op); ds->stencil[1].zfail = svga_translate_stencil_op(templ->stencil[1].zfail_op); @@ -104,6 +171,13 @@ svga_create_depth_stencil_state(struct pipe_context *pipe, ds->stencil_mask = templ->stencil[1].valuemask & 0xff; ds->stencil_writemask = templ->stencil[1].writemask & 0xff; } + else { + /* back face state is same as front-face state */ + ds->stencil[1].func = ds->stencil[0].func; + ds->stencil[1].fail = ds->stencil[0].fail; + ds->stencil[1].zfail = ds->stencil[0].zfail; + ds->stencil[1].pass = ds->stencil[0].pass; + } ds->zenable = templ->depth.enabled; @@ -111,12 +185,22 @@ svga_create_depth_stencil_state(struct pipe_context *pipe, ds->zfunc = svga_translate_compare_func(templ->depth.func); ds->zwriteenable = templ->depth.writemask; } + else { + ds->zfunc = SVGA3D_CMP_ALWAYS; + } ds->alphatestenable = templ->alpha.enabled; if (ds->alphatestenable) { ds->alphafunc = svga_translate_compare_func(templ->alpha.func); ds->alpharef = templ->alpha.ref_value; } + else { + ds->alphafunc = SVGA3D_CMP_ALWAYS; + } + + if (svga_have_vgpu10(svga)) { + define_depth_stencil_state_object(svga, ds); + } return ds; } @@ -126,13 +210,43 @@ static void svga_bind_depth_stencil_state(struct pipe_context *pipe, { struct svga_context *svga = svga_context(pipe); + if (svga_have_vgpu10(svga)) { + /* flush any previously queued drawing before changing state */ + svga_hwtnl_flush_retry(svga); + } + svga->curr.depth = (const struct svga_depth_stencil_state *)depth_stencil; - svga->dirty |= SVGA_NEW_DEPTH_STENCIL; + svga->dirty |= SVGA_NEW_DEPTH_STENCIL_ALPHA; } static void svga_delete_depth_stencil_state(struct pipe_context *pipe, void *depth_stencil) { + struct svga_context *svga = svga_context(pipe); + struct svga_depth_stencil_state *ds = + (struct svga_depth_stencil_state *) depth_stencil; + + if (svga_have_vgpu10(svga)) { + enum pipe_error ret; + + svga_hwtnl_flush_retry(svga); + + assert(ds->id != SVGA3D_INVALID_ID); + + ret = SVGA3D_vgpu10_DestroyDepthStencilState(svga->swc, ds->id); + if (ret != PIPE_OK) { + svga_context_flush(svga, NULL); + ret = SVGA3D_vgpu10_DestroyDepthStencilState(svga->swc, ds->id); + assert(ret == PIPE_OK); + } + + if (ds->id == svga->state.hw_draw.depth_stencil_id) + svga->state.hw_draw.depth_stencil_id = SVGA3D_INVALID_ID; + + util_bitmask_clear(svga->ds_object_id_bm, ds->id); + ds->id = SVGA3D_INVALID_ID; + } + FREE(depth_stencil); } @@ -142,6 +256,11 @@ static void svga_set_stencil_ref( struct pipe_context *pipe, { struct svga_context *svga = svga_context(pipe); + if (svga_have_vgpu10(svga)) { + /* flush any previously queued drawing before changing state */ + svga_hwtnl_flush_retry(svga); + } + svga->curr.stencil_ref = *stencil_ref; svga->dirty |= SVGA_NEW_STENCIL_REF; @@ -151,6 +270,11 @@ static void svga_set_sample_mask(struct pipe_context *pipe, unsigned sample_mask) { + struct svga_context *svga = svga_context(pipe); + + svga->curr.sample_mask = sample_mask; + + svga->dirty |= SVGA_NEW_BLEND; /* See emit_rss_vgpu10() */ } |