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-rw-r--r--src/gallium/auxiliary/util/u_blitter.c3
-rw-r--r--src/gallium/drivers/r300/r300_blit.c171
-rw-r--r--src/gallium/drivers/r300/r300_context.c7
-rw-r--r--src/gallium/drivers/r300/r300_context.h7
-rw-r--r--src/gallium/drivers/r300/r300_emit.c165
-rw-r--r--src/gallium/drivers/r300/r300_emit.h3
-rw-r--r--src/gallium/drivers/r300/r300_flush.c8
-rw-r--r--src/gallium/drivers/r300/r300_fs.c2
-rw-r--r--src/gallium/drivers/r300/r300_render.c52
-rw-r--r--src/gallium/drivers/r300/r300_screen.c29
-rw-r--r--src/gallium/drivers/r300/r300_state.c91
-rw-r--r--src/gallium/drivers/r300/r300_texture.c4
-rw-r--r--src/gallium/drivers/r300/r300_texture_desc.c37
-rw-r--r--src/gallium/drivers/r300/r300_transfer.c28
14 files changed, 458 insertions, 149 deletions
diff --git a/src/gallium/auxiliary/util/u_blitter.c b/src/gallium/auxiliary/util/u_blitter.c
index 1b9a3f438ac..95224020c79 100644
--- a/src/gallium/auxiliary/util/u_blitter.c
+++ b/src/gallium/auxiliary/util/u_blitter.c
@@ -1816,7 +1816,8 @@ void util_blitter_custom_color(struct blitter_context *blitter,
blitter_disable_render_cond(ctx);
/* bind states */
- pipe->bind_blend_state(pipe, custom_blend);
+ pipe->bind_blend_state(pipe, custom_blend ? custom_blend
+ : ctx->blend[PIPE_MASK_RGBA]);
pipe->bind_depth_stencil_alpha_state(pipe, ctx->dsa_keep_depth_stencil);
ctx->bind_fs_state(pipe, blitter_get_fs_col(ctx, 1, FALSE));
pipe->bind_vertex_elements_state(pipe, ctx->velem_state);
diff --git a/src/gallium/drivers/r300/r300_blit.c b/src/gallium/drivers/r300/r300_blit.c
index 9fff3700ed3..46578318af2 100644
--- a/src/gallium/drivers/r300/r300_blit.c
+++ b/src/gallium/drivers/r300/r300_blit.c
@@ -23,6 +23,7 @@
#include "r300_context.h"
#include "r300_emit.h"
#include "r300_texture.h"
+#include "r300_reg.h"
#include "util/u_format.h"
#include "util/u_pack_color.h"
@@ -66,6 +67,7 @@ static void r300_blitter_begin(struct r300_context* r300, enum r300_blitter_op o
util_blitter_save_vertex_shader(r300->blitter, r300->vs_state.state);
util_blitter_save_viewport(r300->blitter, &r300->viewport);
util_blitter_save_scissor(r300->blitter, r300->scissor_state.state);
+ util_blitter_save_sample_mask(r300->blitter, *(unsigned*)r300->sample_mask.state);
util_blitter_save_vertex_buffer_slot(r300->blitter, r300->vertex_buffer);
util_blitter_save_vertex_elements(r300->blitter, r300->velems);
@@ -478,6 +480,11 @@ static void r300_resource_copy_region(struct pipe_context *pipe,
return;
}
+ /* Can't read MSAA textures. */
+ if (src->nr_samples > 1 || dst->nr_samples > 1) {
+ return;
+ }
+
/* The code below changes the texture format so that the copy can be done
* on hardware. E.g. depth-stencil surfaces are copied as RGBA
* colorbuffers. */
@@ -595,20 +602,141 @@ static void r300_resource_copy_region(struct pipe_context *pipe,
pipe_sampler_view_reference(&src_view, NULL);
}
+static boolean r300_is_simple_msaa_resolve(const struct pipe_blit_info *info)
+{
+ unsigned dst_width = u_minify(info->dst.resource->width0, info->dst.level);
+ unsigned dst_height = u_minify(info->dst.resource->height0, info->dst.level);
+
+ return info->dst.resource->format == info->src.resource->format &&
+ info->dst.resource->format == info->dst.format &&
+ info->src.resource->format == info->src.format &&
+ !info->scissor_enable &&
+ info->mask == PIPE_MASK_RGBA &&
+ dst_width == info->src.resource->width0 &&
+ dst_height == info->src.resource->height0 &&
+ info->dst.box.x == 0 &&
+ info->dst.box.y == 0 &&
+ info->dst.box.width == dst_width &&
+ info->dst.box.height == dst_height &&
+ info->src.box.x == 0 &&
+ info->src.box.y == 0 &&
+ info->src.box.width == dst_width &&
+ info->src.box.height == dst_height;
+}
+
+static void r300_simple_msaa_resolve(struct pipe_context *pipe,
+ struct pipe_resource *dst,
+ unsigned dst_level,
+ unsigned dst_layer,
+ struct pipe_resource *src,
+ enum pipe_format format)
+{
+ struct r300_context *r300 = r300_context(pipe);
+ struct r300_surface *srcsurf, *dstsurf;
+ struct pipe_surface surf_tmpl;
+ struct r300_aa_state *aa = (struct r300_aa_state*)r300->aa_state.state;
+
+ memset(&surf_tmpl, 0, sizeof(surf_tmpl));
+ surf_tmpl.format = format;
+ srcsurf = r300_surface(pipe->create_surface(pipe, src, &surf_tmpl));
+
+ surf_tmpl.format = format;
+ surf_tmpl.u.tex.level = dst_level;
+ surf_tmpl.u.tex.first_layer =
+ surf_tmpl.u.tex.last_layer = dst_layer;
+ dstsurf = r300_surface(pipe->create_surface(pipe, dst, &surf_tmpl));
+
+ /* COLORPITCH should contain the tiling info of the resolve buffer.
+ * The tiling of the AA buffer isn't programmable anyway. */
+ srcsurf->pitch &= ~(R300_COLOR_TILE(1) | R300_COLOR_MICROTILE(3));
+ srcsurf->pitch |= dstsurf->pitch & (R300_COLOR_TILE(1) | R300_COLOR_MICROTILE(3));
+
+ /* Enable AA resolve. */
+ aa->dest = dstsurf;
+ r300->aa_state.size = 8;
+ r300_mark_atom_dirty(r300, &r300->aa_state);
+
+ /* Resolve the surface. */
+ r300_blitter_begin(r300, R300_CLEAR_SURFACE);
+ util_blitter_custom_color(r300->blitter, &srcsurf->base, NULL);
+ r300_blitter_end(r300);
+
+ /* Disable AA resolve. */
+ aa->dest = NULL;
+ r300->aa_state.size = 4;
+ r300_mark_atom_dirty(r300, &r300->aa_state);
+
+ pipe_surface_reference((struct pipe_surface**)&srcsurf, NULL);
+ pipe_surface_reference((struct pipe_surface**)&dstsurf, NULL);
+}
+
+static void r300_msaa_resolve(struct pipe_context *pipe,
+ const struct pipe_blit_info *info)
+{
+ struct r300_context *r300 = r300_context(pipe);
+ struct pipe_screen *screen = pipe->screen;
+ struct pipe_resource *tmp, templ;
+ struct pipe_blit_info blit;
+
+ assert(info->src.level == 0);
+ assert(info->src.box.z == 0);
+ assert(info->src.box.depth == 1);
+ assert(info->dst.box.depth == 1);
+
+ if (r300_is_simple_msaa_resolve(info)) {
+ r300_simple_msaa_resolve(pipe, info->dst.resource, info->dst.level,
+ info->dst.box.z, info->src.resource,
+ info->src.format);
+ return;
+ }
+
+ /* resolve into a temporary texture, then blit */
+ memset(&templ, 0, sizeof(templ));
+ templ.target = PIPE_TEXTURE_2D;
+ templ.format = info->src.resource->format;
+ templ.width0 = info->src.resource->width0;
+ templ.height0 = info->src.resource->height0;
+ templ.depth0 = 1;
+ templ.array_size = 1;
+ templ.usage = PIPE_USAGE_STATIC;
+
+ tmp = screen->resource_create(screen, &templ);
+
+ /* resolve */
+ r300_simple_msaa_resolve(pipe, tmp, 0, 0, info->src.resource,
+ info->src.format);
+
+ /* blit */
+ blit = *info;
+ blit.src.resource = tmp;
+ blit.src.box.z = 0;
+
+ r300_blitter_begin(r300, R300_BLIT);
+ util_blitter_blit(r300->blitter, &blit);
+ r300_blitter_end(r300);
+
+ pipe_resource_reference(&tmp, NULL);
+}
+
static void r300_blit(struct pipe_context *pipe,
- const struct pipe_blit_info *blit_info)
+ const struct pipe_blit_info *blit)
{
struct r300_context *r300 = r300_context(pipe);
struct pipe_framebuffer_state *fb =
(struct pipe_framebuffer_state*)r300->fb_state.state;
- struct pipe_blit_info info = *blit_info;
+ struct pipe_blit_info info = *blit;
- /* Decompress ZMASK. */
- if (r300->zmask_in_use && !r300->locked_zbuffer) {
- if (fb->zsbuf->texture == info.src.resource ||
- fb->zsbuf->texture == info.dst.resource) {
- r300_decompress_zmask(r300);
- }
+ /* MSAA resolve. */
+ if (info.src.resource->nr_samples > 1 &&
+ info.dst.resource->nr_samples <= 1 &&
+ !util_format_is_depth_or_stencil(info.src.resource->format)) {
+ r300_msaa_resolve(pipe, &info);
+ return;
+ }
+
+ /* Can't read MSAA textures. */
+ if (info.src.resource->nr_samples > 1) {
+ return;
}
/* Blit a combined depth-stencil resource as color.
@@ -616,12 +744,29 @@ static void r300_blit(struct pipe_context *pipe,
if ((info.mask & PIPE_MASK_S) &&
info.src.format == PIPE_FORMAT_S8_UINT_Z24_UNORM &&
info.dst.format == PIPE_FORMAT_S8_UINT_Z24_UNORM) {
- info.src.format = PIPE_FORMAT_B8G8R8A8_UNORM;
- info.dst.format = PIPE_FORMAT_B8G8R8A8_UNORM;
- if (info.mask & PIPE_MASK_Z) {
- info.mask = PIPE_MASK_RGBA; /* depth+stencil */
+ if (info.dst.resource->nr_samples > 1) {
+ /* Cannot do that with MSAA buffers. */
+ info.mask &= ~PIPE_MASK_S;
+ if (!(info.mask & PIPE_MASK_Z)) {
+ return;
+ }
} else {
- info.mask = PIPE_MASK_B; /* stencil only */
+ /* Single-sample buffer. */
+ info.src.format = PIPE_FORMAT_B8G8R8A8_UNORM;
+ info.dst.format = PIPE_FORMAT_B8G8R8A8_UNORM;
+ if (info.mask & PIPE_MASK_Z) {
+ info.mask = PIPE_MASK_RGBA; /* depth+stencil */
+ } else {
+ info.mask = PIPE_MASK_B; /* stencil only */
+ }
+ }
+ }
+
+ /* Decompress ZMASK. */
+ if (r300->zmask_in_use && !r300->locked_zbuffer) {
+ if (fb->zsbuf->texture == info.src.resource ||
+ fb->zsbuf->texture == info.dst.resource) {
+ r300_decompress_zmask(r300);
}
}
diff --git a/src/gallium/drivers/r300/r300_context.c b/src/gallium/drivers/r300/r300_context.c
index 8178c394d07..b498454561d 100644
--- a/src/gallium/drivers/r300/r300_context.c
+++ b/src/gallium/drivers/r300/r300_context.c
@@ -105,6 +105,7 @@ static void r300_destroy_context(struct pipe_context* context)
FREE(r300->hyperz_state.state);
FREE(r300->invariant_state.state);
FREE(r300->rs_block_state.state);
+ FREE(r300->sample_mask.state);
FREE(r300->scissor_state.state);
FREE(r300->textures_state.state);
FREE(r300->vap_invariant_state.state);
@@ -175,9 +176,10 @@ static boolean r300_setup_atoms(struct r300_context* r300)
R300_INIT_ATOM(blend_state, 8);
R300_INIT_ATOM(blend_color_state, is_r500 ? 3 : 2);
/* SC. */
+ R300_INIT_ATOM(sample_mask, 2);
R300_INIT_ATOM(scissor_state, 3);
/* GB, FG, GA, SU, SC, RB3D. */
- R300_INIT_ATOM(invariant_state, 16 + (is_rv350 ? 4 : 0) + (is_r500 ? 4 : 0));
+ R300_INIT_ATOM(invariant_state, 14 + (is_rv350 ? 4 : 0) + (is_r500 ? 4 : 0));
/* VAP. */
R300_INIT_ATOM(viewport_state, 9);
R300_INIT_ATOM(pvs_flush, 2);
@@ -224,6 +226,7 @@ static boolean r300_setup_atoms(struct r300_context* r300)
R300_ALLOC_ATOM(ztop_state, r300_ztop_state);
R300_ALLOC_ATOM(fb_state, pipe_framebuffer_state);
R300_ALLOC_ATOM(gpu_flush, pipe_framebuffer_state);
+ r300->sample_mask.state = malloc(4);
R300_ALLOC_ATOM(scissor_state, pipe_scissor_state);
R300_ALLOC_ATOM(rs_block_state, r300_rs_block);
R300_ALLOC_ATOM(fs_constants, r300_constant_buffer);
@@ -270,6 +273,7 @@ static void r300_init_states(struct pipe_context *pipe)
pipe->set_blend_color(pipe, &bc);
pipe->set_clip_state(pipe, &cs);
pipe->set_scissor_state(pipe, &ss);
+ pipe->set_sample_mask(pipe, ~0);
/* Initialize the GPU flush. */
{
@@ -317,7 +321,6 @@ static void r300_init_states(struct pipe_context *pipe)
OUT_CB_REG(R300_SU_DEPTH_SCALE, 0x4B7FFFFF);
OUT_CB_REG(R300_SU_DEPTH_OFFSET, 0);
OUT_CB_REG(R300_SC_EDGERULE, 0x2DA49525);
- OUT_CB_REG(R300_SC_SCREENDOOR, 0xffffff);
if (r300->screen->caps.is_rv350) {
OUT_CB_REG(R500_RB3D_DISCARD_SRC_PIXEL_LTE_THRESHOLD, 0x01010101);
diff --git a/src/gallium/drivers/r300/r300_context.h b/src/gallium/drivers/r300/r300_context.h
index cddd91d7ab8..1b912c3eeee 100644
--- a/src/gallium/drivers/r300/r300_context.h
+++ b/src/gallium/drivers/r300/r300_context.h
@@ -73,7 +73,6 @@ struct r300_aa_state {
struct r300_surface *dest;
uint32_t aa_config;
- uint32_t aaresolve_ctl;
};
struct r300_blend_state {
@@ -499,6 +498,8 @@ struct r300_context {
struct r300_atom blend_color_state;
/* Scissor state. */
struct r300_atom scissor_state;
+ /* Sample mask. */
+ struct r300_atom sample_mask;
/* Invariant state. This must be emitted to get the engine started. */
struct r300_atom invariant_state;
/* Viewport state. */
@@ -573,6 +574,10 @@ struct r300_context {
enum r300_fs_validity_status fs_status;
/* Framebuffer multi-write. */
boolean fb_multiwrite;
+ unsigned num_samples;
+ boolean msaa_enable;
+ boolean alpha_to_one;
+ boolean alpha_to_coverage;
void *dsa_decompress_zmask;
diff --git a/src/gallium/drivers/r300/r300_emit.c b/src/gallium/drivers/r300/r300_emit.c
index 1b9de40afaa..1700cbb4667 100644
--- a/src/gallium/drivers/r300/r300_emit.c
+++ b/src/gallium/drivers/r300/r300_emit.c
@@ -93,6 +93,13 @@ void r300_emit_dsa_state(struct r300_context* r300, unsigned size, void* state)
}
}
+ /* Setup alpha-to-coverage. */
+ if (r300->alpha_to_coverage && r300->msaa_enable) {
+ /* Always set 3/6, it improves precision even for 2x and 4x MSAA. */
+ alpha_func |= R300_FG_ALPHA_FUNC_MASK_ENABLE |
+ R300_FG_ALPHA_FUNC_CFG_3_OF_6;
+ }
+
OUT_CS_REG(R300_FG_ALPHA_FUNC, alpha_func);
WRITE_CS_TABLE(fb->zsbuf ? &dsa->cb_begin : dsa->cb_zb_no_readwrite, size-2);
}
@@ -366,12 +373,16 @@ void r300_emit_aa_state(struct r300_context *r300, unsigned size, void *state)
OUT_CS_REG(R300_GB_AA_CONFIG, aa->aa_config);
if (aa->dest) {
- OUT_CS_REG(R300_RB3D_AARESOLVE_OFFSET, aa->dest->offset);
+ OUT_CS_REG_SEQ(R300_RB3D_AARESOLVE_OFFSET, 3);
+ OUT_CS(aa->dest->offset);
+ OUT_CS(aa->dest->pitch & R300_RB3D_AARESOLVE_PITCH_MASK);
+ OUT_CS(R300_RB3D_AARESOLVE_CTL_AARESOLVE_MODE_RESOLVE |
+ R300_RB3D_AARESOLVE_CTL_AARESOLVE_ALPHA_AVERAGE);
OUT_CS_RELOC(aa->dest);
- OUT_CS_REG(R300_RB3D_AARESOLVE_PITCH, aa->dest->pitch);
+ } else {
+ OUT_CS_REG(R300_RB3D_AARESOLVE_CTL, 0);
}
- OUT_CS_REG(R300_RB3D_AARESOLVE_CTL, aa->aaresolve_ctl);
END_CS;
}
@@ -475,12 +486,85 @@ void r300_emit_hyperz_end(struct r300_context *r300)
r300_emit_hyperz_state(r300, r300->hyperz_state.size, &z);
}
+#define R300_NIBBLES(x0, y0, x1, y1, x2, y2, d0y, d0x) \
+ (((x0) & 0xf) | (((y0) & 0xf) << 4) | \
+ (((x1) & 0xf) << 8) | (((y1) & 0xf) << 12) | \
+ (((x2) & 0xf) << 16) | (((y2) & 0xf) << 20) | \
+ (((d0y) & 0xf) << 24) | (((d0x) & 0xf) << 28))
+
+static unsigned r300_get_mspos(int index, unsigned *p)
+{
+ unsigned reg, i, distx, disty, dist;
+
+ if (index == 0) {
+ /* MSPOS0 contains positions for samples 0,1,2 as (X,Y) pairs of nibbles,
+ * followed by a (Y,X) pair containing the minimum distance from the pixel
+ * edge:
+ * X0, Y0, X1, Y1, X2, Y2, D0_Y, D0_X
+ *
+ * There is a quirk when setting D0_X. The value represents the distance
+ * from the left edge of the pixel quad to the first sample in subpixels.
+ * All values less than eight should use the actual value, but „7‟ should
+ * be used for the distance „8‟. The hardware will convert 7 into 8 internally.
+ */
+ distx = 11;
+ for (i = 0; i < 12; i += 2) {
+ if (p[i] < distx)
+ distx = p[i];
+ }
+
+ disty = 11;
+ for (i = 1; i < 12; i += 2) {
+ if (p[i] < disty)
+ disty = p[i];
+ }
+
+ if (distx == 8)
+ distx = 7;
+
+ reg = R300_NIBBLES(p[0], p[1], p[2], p[3], p[4], p[5], disty, distx);
+ } else {
+ /* MSPOS1 contains positions for samples 3,4,5 as (X,Y) pairs of nibbles,
+ * followed by the minimum distance from the pixel edge (not sure if X or Y):
+ * X3, Y3, X4, Y4, X5, Y5, D1
+ */
+ dist = 11;
+ for (i = 0; i < 12; i++) {
+ if (p[i] < dist)
+ dist = p[i];
+ }
+
+ reg = R300_NIBBLES(p[6], p[7], p[8], p[9], p[10], p[11], dist, 0);
+ }
+ return reg;
+}
+
void r300_emit_fb_state_pipelined(struct r300_context *r300,
unsigned size, void *state)
{
+ /* The sample coordinates are in the range [0,11], because
+ * GB_TILE_CONFIG.SUBPIXEL is set to the 1/12 subpixel precision.
+ *
+ * Some sample coordinates reach to neighboring pixels and should not be used.
+ * (e.g. Y=11)
+ *
+ * The unused samples must be set to the positions of other valid samples. */
+ static unsigned sample_locs_1x[12] = {
+ 6,6, 6,6, 6,6, 6,6, 6,6, 6,6
+ };
+ static unsigned sample_locs_2x[12] = {
+ 3,9, 9,3, 9,3, 9,3, 9,3, 9,3
+ };
+ static unsigned sample_locs_4x[12] = {
+ 4,4, 8,8, 2,10, 10,2, 10,2, 10,2
+ };
+ static unsigned sample_locs_6x[12] = {
+ 3,1, 7,3, 11,5, 1,7, 5,9, 9,10
+ };
+
struct pipe_framebuffer_state* fb =
(struct pipe_framebuffer_state*)r300->fb_state.state;
- unsigned i, num_cbufs = fb->nr_cbufs;
+ unsigned i, num_samples, num_cbufs = fb->nr_cbufs;
unsigned mspos0, mspos1;
CS_LOCALS(r300);
@@ -509,32 +593,28 @@ void r300_emit_fb_state_pipelined(struct r300_context *r300,
/* Multisampling. Depends on framebuffer sample count.
* These are pipelined regs and as such cannot be moved
- * to the AA state. */
- mspos0 = 0x66666666;
- mspos1 = 0x6666666;
-
- if (fb->nr_cbufs && fb->cbufs[0]->texture->nr_samples > 1) {
- /* Subsample placement. These may not be optimal. */
- switch (fb->cbufs[0]->texture->nr_samples) {
- case 2:
- mspos0 = 0x33996633;
- mspos1 = 0x6666663;
- break;
- case 3:
- mspos0 = 0x33936933;
- mspos1 = 0x6666663;
- break;
- case 4:
- mspos0 = 0x33939933;
- mspos1 = 0x3966663;
- break;
- case 6:
- mspos0 = 0x22a2aa22;
- mspos1 = 0x2a65672;
- break;
- default:
- debug_printf("r300: Bad number of multisamples!\n");
- }
+ * to the AA state.
+ */
+ num_samples = r300->msaa_enable ? r300->num_samples : 1;
+
+ /* Sample positions. */
+ switch (num_samples) {
+ default:
+ mspos0 = r300_get_mspos(0, sample_locs_1x);
+ mspos1 = r300_get_mspos(1, sample_locs_1x);
+ break;
+ case 2:
+ mspos0 = r300_get_mspos(0, sample_locs_2x);
+ mspos1 = r300_get_mspos(1, sample_locs_2x);
+ break;
+ case 4:
+ mspos0 = r300_get_mspos(0, sample_locs_4x);
+ mspos1 = r300_get_mspos(1, sample_locs_4x);
+ break;
+ case 6:
+ mspos0 = r300_get_mspos(0, sample_locs_6x);
+ mspos1 = r300_get_mspos(1, sample_locs_6x);
+ break;
}
OUT_CS_REG_SEQ(R300_GB_MSPOS0, 2);
@@ -751,6 +831,18 @@ void r300_emit_rs_block_state(struct r300_context* r300,
END_CS;
}
+void r300_emit_sample_mask(struct r300_context *r300,
+ unsigned size, void *state)
+{
+ unsigned mask = (*(unsigned*)state) & ((1 << 6)-1);
+ CS_LOCALS(r300);
+
+ BEGIN_CS(size);
+ OUT_CS_REG(R300_SC_SCREENDOOR,
+ mask | (mask << 6) | (mask << 12) | (mask << 18));
+ END_CS;
+}
+
void r300_emit_scissor_state(struct r300_context* r300,
unsigned size, void* state)
{
@@ -1176,6 +1268,7 @@ boolean r300_emit_buffer_validate(struct r300_context *r300,
{
struct pipe_framebuffer_state *fb =
(struct pipe_framebuffer_state*)r300->fb_state.state;
+ struct r300_aa_state *aa = (struct r300_aa_state*)r300->aa_state.state;
struct r300_textures_state *texstate =
(struct r300_textures_state*)r300->textures_state.state;
struct r300_resource *tex;
@@ -1201,6 +1294,14 @@ validate:
r300_surface(fb->zsbuf)->domain);
}
}
+ /* The AA resolve buffer. */
+ if (r300->aa_state.dirty) {
+ if (aa->dest) {
+ r300->rws->cs_add_reloc(r300->cs, aa->dest->cs_buf,
+ RADEON_USAGE_WRITE,
+ aa->dest->domain);
+ }
+ }
if (r300->textures_state.dirty) {
/* ...textures... */
for (i = 0; i < texstate->count; i++) {
@@ -1282,7 +1383,9 @@ unsigned r300_get_num_cs_end_dwords(struct r300_context *r300)
dwords += 26; /* emit_query_end */
dwords += r300->hyperz_state.size + 2; /* emit_hyperz_end + zcache flush */
if (r300->screen->caps.is_r500)
- dwords += 2;
+ dwords += 2; /* emit_index_bias */
+ if (r300->screen->info.drm_minor >= 6)
+ dwords += 3; /* MSPOS */
return dwords;
}
diff --git a/src/gallium/drivers/r300/r300_emit.h b/src/gallium/drivers/r300/r300_emit.h
index 234e043b071..a58ab857f56 100644
--- a/src/gallium/drivers/r300/r300_emit.h
+++ b/src/gallium/drivers/r300/r300_emit.h
@@ -80,6 +80,9 @@ void r300_emit_rs_state(struct r300_context* r300, unsigned size, void* state);
void r300_emit_rs_block_state(struct r300_context* r300,
unsigned size, void* state);
+void r300_emit_sample_mask(struct r300_context *r300,
+ unsigned size, void *state);
+
void r300_emit_scissor_state(struct r300_context* r300,
unsigned size, void* state);
diff --git a/src/gallium/drivers/r300/r300_flush.c b/src/gallium/drivers/r300/r300_flush.c
index 365dc8c3c11..10c4a30f67f 100644
--- a/src/gallium/drivers/r300/r300_flush.c
+++ b/src/gallium/drivers/r300/r300_flush.c
@@ -43,6 +43,14 @@ static void r300_flush_and_cleanup(struct r300_context *r300, unsigned flags)
if (r300->screen->caps.is_r500)
r500_emit_index_bias(r300, 0);
+ /* The DDX doesn't set these regs. */
+ if (r300->screen->info.drm_minor >= 6) {
+ CS_LOCALS(r300);
+ OUT_CS_REG_SEQ(R300_GB_MSPOS0, 2);
+ OUT_CS(0x66666666);
+ OUT_CS(0x6666666);
+ }
+
r300->flush_counter++;
r300->rws->cs_flush(r300->cs, flags);
r300->dirty_hw = 0;
diff --git a/src/gallium/drivers/r300/r300_fs.c b/src/gallium/drivers/r300/r300_fs.c
index 0842f9ad5dc..6e1b4e44ad3 100644
--- a/src/gallium/drivers/r300/r300_fs.c
+++ b/src/gallium/drivers/r300/r300_fs.c
@@ -149,6 +149,8 @@ static void get_external_state(
struct r300_textures_state *texstate = r300->textures_state.state;
unsigned i;
+ state->alpha_to_one = r300->alpha_to_one && r300->msaa_enable;
+
for (i = 0; i < texstate->sampler_state_count; i++) {
struct r300_sampler_state *s = texstate->sampler_states[i];
struct r300_sampler_view *v = texstate->sampler_views[i];
diff --git a/src/gallium/drivers/r300/r300_render.c b/src/gallium/drivers/r300/r300_render.c
index 683fc03d523..1e79970ed0d 100644
--- a/src/gallium/drivers/r300/r300_render.c
+++ b/src/gallium/drivers/r300/r300_render.c
@@ -1201,58 +1201,6 @@ done:
r300->sprite_coord_enable = last_sprite_coord_enable;
}
-#if 0
-static void r300_resource_resolve(struct pipe_context *pipe,
- const struct pipe_resolve_info *info)
-{
- struct r300_context *r300 = r300_context(pipe);
- struct pipe_surface *srcsurf, *dstsurf, surf_tmpl;
- struct r300_aa_state *aa = (struct r300_aa_state*)r300->aa_state.state;
- static const union pipe_color_union color;
-
- assert(0 && "Resource resolve is unsupported, invalid call.");
-
- memset(&surf_tmpl, 0, sizeof(surf_tmpl));
- surf_tmpl.format = info->src.res->format;
- surf_tmpl.u.tex.first_layer =
- surf_tmpl.u.tex.last_layer = info->src.layer;
- srcsurf = pipe->create_surface(pipe, info->src.res, &surf_tmpl);
- /* XXX Offset both surfaces by x0,y1. */
-
- surf_tmpl.format = info->dst.res->format;
- surf_tmpl.u.tex.level = info->dst.level;
- surf_tmpl.u.tex.first_layer =
- surf_tmpl.u.tex.last_layer = info->dst.layer;
- dstsurf = pipe->create_surface(pipe, info->dst.res, &surf_tmpl);
-
- DBG(r300, DBG_DRAW, "r300: Resolving resource...\n");
-
- /* Enable AA resolve. */
- aa->dest = r300_surface(dstsurf);
- aa->aaresolve_ctl =
- R300_RB3D_AARESOLVE_CTL_AARESOLVE_MODE_RESOLVE |
- R300_RB3D_AARESOLVE_CTL_AARESOLVE_ALPHA_AVERAGE;
- r300->aa_state.size = 10;
- r300_mark_atom_dirty(r300, &r300->aa_state);
-
- /* Resolve the surface. */
- /* XXX: y1 < 0 ==> Y flip */
- r300->context.clear_render_target(pipe,
- srcsurf, &color, 0, 0,
- info->dst.x1 - info->dst.x0,
- info->dst.y1 - info->dst.y0);
-
- /* Disable AA resolve. */
- aa->dest = NULL;
- aa->aaresolve_ctl = 0;
- r300->aa_state.size = 4;
- r300_mark_atom_dirty(r300, &r300->aa_state);
-
- pipe_surface_reference(&srcsurf, NULL);
- pipe_surface_reference(&dstsurf, NULL);
-}
-#endif
-
void r300_init_render_functions(struct r300_context *r300)
{
/* Set draw functions based on presence of HW TCL. */
diff --git a/src/gallium/drivers/r300/r300_screen.c b/src/gallium/drivers/r300/r300_screen.c
index db8f171786d..762f6072e0c 100644
--- a/src/gallium/drivers/r300/r300_screen.c
+++ b/src/gallium/drivers/r300/r300_screen.c
@@ -392,17 +392,34 @@ static boolean r300_is_format_supported(struct pipe_screen* screen,
case 1:
break;
case 2:
- case 3:
case 4:
case 6:
- return FALSE;
-#if 0
- if (usage != PIPE_BIND_RENDER_TARGET ||
+ /* We need DRM 2.8.0. */
+ if (!drm_2_8_0) {
+ return FALSE;
+ }
+ /* Only support R500, because I didn't test older chipsets,
+ * but MSAA should work there too. */
+ if (!is_r500 && !debug_get_bool_option("RADEON_MSAA", FALSE)) {
+ return FALSE;
+ }
+ /* No texturing and scanout. */
+ if (usage & (PIPE_BIND_SAMPLER_VIEW |
+ PIPE_BIND_DISPLAY_TARGET |
+ PIPE_BIND_SCANOUT)) {
+ return FALSE;
+ }
+ /* Only allow depth/stencil, RGBA8, RGBA16F */
+ if (!util_format_is_depth_or_stencil(format) &&
!util_format_is_rgba8_variant(
- util_format_description(format))) {
+ util_format_description(format)) &&
+ format != PIPE_FORMAT_R16G16B16A16_FLOAT) {
+ return FALSE;
+ }
+ /* RGBA16F AA is only supported on R500. */
+ if (format == PIPE_FORMAT_R16G16B16A16_FLOAT && !is_r500) {
return FALSE;
}
-#endif
break;
default:
return FALSE;
diff --git a/src/gallium/drivers/r300/r300_state.c b/src/gallium/drivers/r300/r300_state.c
index a5f96831081..1e7cff91f9a 100644
--- a/src/gallium/drivers/r300/r300_state.c
+++ b/src/gallium/drivers/r300/r300_state.c
@@ -440,8 +440,27 @@ static void r300_bind_blend_state(struct pipe_context* pipe,
void* state)
{
struct r300_context* r300 = r300_context(pipe);
+ struct r300_blend_state *blend = (struct r300_blend_state*)state;
+ boolean last_alpha_to_one = r300->alpha_to_one;
+ boolean last_alpha_to_coverage = r300->alpha_to_coverage;
UPDATE_STATE(state, r300->blend_state);
+
+ if (!blend)
+ return;
+
+ r300->alpha_to_one = blend->state.alpha_to_one;
+ r300->alpha_to_coverage = blend->state.alpha_to_coverage;
+
+ if (r300->alpha_to_one != last_alpha_to_one && r300->msaa_enable &&
+ r300->fs_status == FRAGMENT_SHADER_VALID) {
+ r300->fs_status = FRAGMENT_SHADER_MAYBE_DIRTY;
+ }
+
+ if (r300->alpha_to_coverage != last_alpha_to_coverage &&
+ r300->msaa_enable) {
+ r300_mark_atom_dirty(r300, &r300->dsa_state);
+ }
}
/* Free blend state. */
@@ -553,13 +572,6 @@ static void r300_set_clip_state(struct pipe_context* pipe,
}
}
-static void
-r300_set_sample_mask(struct pipe_context *pipe,
- unsigned sample_mask)
-{
-}
-
-
/* Create a new depth, stencil, and alpha state based on the CSO dsa state.
*
* This contains the depth buffer, stencil buffer, alpha test, and such.
@@ -816,6 +828,25 @@ void r300_mark_fb_state_dirty(struct r300_context *r300,
/* The size of the rest of atoms stays the same. */
}
+static unsigned r300_get_num_samples(struct r300_context *r300)
+{
+ struct pipe_framebuffer_state* fb =
+ (struct pipe_framebuffer_state*)r300->fb_state.state;
+ unsigned num_samples;
+
+ if (fb->nr_cbufs)
+ num_samples = fb->cbufs[0]->texture->nr_samples;
+ else if (fb->zsbuf)
+ num_samples = fb->zsbuf->texture->nr_samples;
+ else
+ num_samples = 1;
+
+ if (!num_samples)
+ num_samples = 1;
+
+ return num_samples;
+}
+
static void
r300_set_framebuffer_state(struct pipe_context* pipe,
const struct pipe_framebuffer_state* state)
@@ -911,22 +942,22 @@ r300_set_framebuffer_state(struct pipe_context* pipe,
}
}
- /* Set up AA config. */
- if (state->nr_cbufs && state->cbufs[0]->texture->nr_samples > 1) {
- aa->aa_config = R300_GB_AA_CONFIG_AA_ENABLE;
+ r300->num_samples = r300_get_num_samples(r300);
- switch (state->cbufs[0]->texture->nr_samples) {
+ /* Set up AA config. */
+ if (r300->num_samples > 1) {
+ switch (r300->num_samples) {
case 2:
- aa->aa_config |= R300_GB_AA_CONFIG_NUM_AA_SUBSAMPLES_2;
- break;
- case 3:
- aa->aa_config |= R300_GB_AA_CONFIG_NUM_AA_SUBSAMPLES_3;
+ aa->aa_config = R300_GB_AA_CONFIG_AA_ENABLE |
+ R300_GB_AA_CONFIG_NUM_AA_SUBSAMPLES_2;
break;
case 4:
- aa->aa_config |= R300_GB_AA_CONFIG_NUM_AA_SUBSAMPLES_4;
+ aa->aa_config = R300_GB_AA_CONFIG_AA_ENABLE |
+ R300_GB_AA_CONFIG_NUM_AA_SUBSAMPLES_4;
break;
case 6:
- aa->aa_config |= R300_GB_AA_CONFIG_NUM_AA_SUBSAMPLES_6;
+ aa->aa_config = R300_GB_AA_CONFIG_AA_ENABLE |
+ R300_GB_AA_CONFIG_NUM_AA_SUBSAMPLES_6;
break;
}
} else {
@@ -1251,6 +1282,7 @@ static void r300_bind_rs_state(struct pipe_context* pipe, void* state)
struct r300_rs_state* rs = (struct r300_rs_state*)state;
int last_sprite_coord_enable = r300->sprite_coord_enable;
boolean last_two_sided_color = r300->two_sided_color;
+ boolean last_msaa_enable = r300->msaa_enable;
if (r300->draw && rs) {
draw_set_rasterizer_state(r300->draw, &rs->rs_draw, state);
@@ -1260,10 +1292,12 @@ static void r300_bind_rs_state(struct pipe_context* pipe, void* state)
r300->polygon_offset_enabled = rs->polygon_offset_enable;
r300->sprite_coord_enable = rs->rs.sprite_coord_enable;
r300->two_sided_color = rs->rs.light_twoside;
+ r300->msaa_enable = rs->rs.multisample;
} else {
r300->polygon_offset_enabled = FALSE;
r300->sprite_coord_enable = 0;
r300->two_sided_color = FALSE;
+ r300->msaa_enable = FALSE;
}
UPDATE_STATE(state, r300->rs_state);
@@ -1273,6 +1307,19 @@ static void r300_bind_rs_state(struct pipe_context* pipe, void* state)
last_two_sided_color != r300->two_sided_color) {
r300_mark_atom_dirty(r300, &r300->rs_block_state);
}
+
+ if (last_msaa_enable != r300->msaa_enable) {
+ r300_mark_atom_dirty(r300, &r300->fb_state_pipelined);
+
+ if (r300->alpha_to_coverage) {
+ r300_mark_atom_dirty(r300, &r300->dsa_state);
+ }
+
+ if (r300->alpha_to_one &&
+ r300->fs_status == FRAGMENT_SHADER_VALID) {
+ r300->fs_status = FRAGMENT_SHADER_MAYBE_DIRTY;
+ }
+ }
}
/* Free rasterizer state. */
@@ -1542,6 +1589,16 @@ r300_sampler_view_destroy(struct pipe_context *pipe,
FREE(view);
}
+static void r300_set_sample_mask(struct pipe_context *pipe,
+ unsigned mask)
+{
+ struct r300_context* r300 = r300_context(pipe);
+
+ *((unsigned*)r300->sample_mask.state) = mask;
+
+ r300_mark_atom_dirty(r300, &r300->sample_mask);
+}
+
static void r300_set_scissor_state(struct pipe_context* pipe,
const struct pipe_scissor_state* state)
{
diff --git a/src/gallium/drivers/r300/r300_texture.c b/src/gallium/drivers/r300/r300_texture.c
index 568558f0adb..e18dcf8e1cc 100644
--- a/src/gallium/drivers/r300/r300_texture.c
+++ b/src/gallium/drivers/r300/r300_texture.c
@@ -955,10 +955,6 @@ r300_texture_create_object(struct r300_screen *rscreen,
struct radeon_winsys *rws = rscreen->rws;
struct r300_resource *tex = NULL;
- if (base->nr_samples > 1) {
- goto fail;
- }
-
tex = CALLOC_STRUCT(r300_resource);
if (!tex) {
goto fail;
diff --git a/src/gallium/drivers/r300/r300_texture_desc.c b/src/gallium/drivers/r300/r300_texture_desc.c
index 04d439bcc1f..9493eb19c28 100644
--- a/src/gallium/drivers/r300/r300_texture_desc.c
+++ b/src/gallium/drivers/r300/r300_texture_desc.c
@@ -56,7 +56,6 @@ unsigned r300_get_pixel_alignment(enum pipe_format format,
}
};
- static const unsigned aa_block[2] = {4, 8};
unsigned tile = 0;
unsigned pixsize = util_format_get_blocksize(format);
@@ -65,22 +64,14 @@ unsigned r300_get_pixel_alignment(enum pipe_format format,
assert(pixsize <= 16);
assert(dim <= DIM_HEIGHT);
- if (num_samples > 1) {
- /* Multisampled textures have their own alignment scheme. */
- if (pixsize == 4)
- tile = aa_block[dim];
- /* XXX FP16 AA. */
- } else {
- /* Standard alignment. */
- tile = table[macrotile][util_logbase2(pixsize)][microtile][dim];
- if (macrotile == 0 && is_rs690 && dim == DIM_WIDTH) {
- int align;
- int h_tile;
- h_tile = table[macrotile][util_logbase2(pixsize)][microtile][DIM_HEIGHT];
- align = 64 / (pixsize * h_tile);
- if (tile < align)
- tile = align;
- }
+ tile = table[macrotile][util_logbase2(pixsize)][microtile][dim];
+ if (macrotile == 0 && is_rs690 && dim == DIM_WIDTH) {
+ int align;
+ int h_tile;
+ h_tile = table[macrotile][util_logbase2(pixsize)][microtile][DIM_HEIGHT];
+ align = 64 / (pixsize * h_tile);
+ if (tile < align)
+ tile = align;
}
assert(tile);
@@ -95,6 +86,10 @@ static boolean r300_texture_macro_switch(struct r300_resource *tex,
{
unsigned tile, texdim;
+ if (tex->b.b.nr_samples > 1) {
+ return TRUE;
+ }
+
tile = r300_get_pixel_alignment(tex->b.b.format, tex->b.b.nr_samples,
tex->tex.microtile, RADEON_LAYOUT_TILED, dim, 0);
if (dim == DIM_WIDTH) {
@@ -248,7 +243,7 @@ static void r300_setup_miptree(struct r300_screen *screen,
layer_size = stride * nblocksy;
- if (base->nr_samples) {
+ if (base->nr_samples > 1) {
layer_size *= base->nr_samples;
}
@@ -423,6 +418,12 @@ static void r300_setup_tiling(struct r300_screen *screen,
boolean is_zb = util_format_is_depth_or_stencil(format);
boolean dbg_no_tiling = SCREEN_DBG_ON(screen, DBG_NO_TILING);
+ if (tex->b.b.nr_samples > 1) {
+ tex->tex.microtile = RADEON_LAYOUT_TILED;
+ tex->tex.macrotile[0] = RADEON_LAYOUT_TILED;
+ return;
+ }
+
tex->tex.microtile = RADEON_LAYOUT_LINEAR;
tex->tex.macrotile[0] = RADEON_LAYOUT_LINEAR;
diff --git a/src/gallium/drivers/r300/r300_transfer.c b/src/gallium/drivers/r300/r300_transfer.c
index 6ad08c6740e..436b30445b2 100644
--- a/src/gallium/drivers/r300/r300_transfer.c
+++ b/src/gallium/drivers/r300/r300_transfer.c
@@ -52,11 +52,31 @@ static void r300_copy_from_tiled_texture(struct pipe_context *ctx,
struct r300_transfer *r300transfer)
{
struct pipe_transfer *transfer = (struct pipe_transfer*)r300transfer;
- struct pipe_resource *tex = transfer->resource;
+ struct pipe_resource *src = transfer->resource;
+ struct pipe_resource *dst = &r300transfer->linear_texture->b.b;
- ctx->resource_copy_region(ctx, &r300transfer->linear_texture->b.b, 0,
- 0, 0, 0,
- tex, transfer->level, &transfer->box);
+ if (src->nr_samples <= 1) {
+ ctx->resource_copy_region(ctx, dst, 0, 0, 0, 0,
+ src, transfer->level, &transfer->box);
+ } else {
+ /* Resolve the resource. */
+ struct pipe_blit_info blit;
+
+ memset(&blit, 0, sizeof(blit));
+ blit.src.resource = src;
+ blit.src.format = src->format;
+ blit.src.level = transfer->level;
+ blit.src.box = transfer->box;
+ blit.dst.resource = dst;
+ blit.dst.format = dst->format;
+ blit.dst.box.width = transfer->box.width;
+ blit.dst.box.height = transfer->box.height;
+ blit.dst.box.depth = transfer->box.depth;
+ blit.mask = PIPE_MASK_RGBA;
+ blit.filter = PIPE_TEX_FILTER_NEAREST;
+
+ ctx->blit(ctx, &blit);
+ }
}
/* Copy a detiled texture to a tiled one. */
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-14 03:40:02 +0000