[Mesa-dev] [PATCH 3/3] nvc0: add ARB_clear_texture support
Ilia Mirkin
imirkin at alum.mit.edu
Mon Nov 9 10:40:22 PST 2015
Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
---
docs/GL3.txt | 2 +-
docs/relnotes/11.1.0.html | 1 +
src/gallium/drivers/nouveau/nvc0/nvc0_screen.c | 2 +-
src/gallium/drivers/nouveau/nvc0/nvc0_surface.c | 82 +++++++++++++++++++++++++
4 files changed, 85 insertions(+), 2 deletions(-)
diff --git a/docs/GL3.txt b/docs/GL3.txt
index 7abdcd8..da0ffca 100644
--- a/docs/GL3.txt
+++ b/docs/GL3.txt
@@ -177,7 +177,7 @@ GL 4.4, GLSL 4.40:
GL_MAX_VERTEX_ATTRIB_STRIDE DONE (all drivers)
GL_ARB_buffer_storage DONE (i965, nv50, nvc0, r600, radeonsi)
- GL_ARB_clear_texture DONE (i965) (gallium - in progress, VMware)
+ GL_ARB_clear_texture DONE (i965, nvc0)
GL_ARB_enhanced_layouts in progress (Timothy)
- compile-time constant expressions in progress
- explicit byte offsets for blocks in progress
diff --git a/docs/relnotes/11.1.0.html b/docs/relnotes/11.1.0.html
index 11fbdff..33fd0b8 100644
--- a/docs/relnotes/11.1.0.html
+++ b/docs/relnotes/11.1.0.html
@@ -46,6 +46,7 @@ Note: some of the new features are only available with certain drivers.
<ul>
<li>GL_ARB_arrays_of_arrays on i965</li>
<li>GL_ARB_blend_func_extended on freedreno (a3xx)</li>
+<li>GL_ARB_clear_texture on nvc0</li>
<li>GL_ARB_copy_image on nv50, nvc0, radeonsi</li>
<li>GL_ARB_gpu_shader_fp64 on r600 for Cypress/Cayman/Aruba chips</li>
<li>GL_ARB_gpu_shader5 on r600 for Evergreen and later chips</li>
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
index f2e3bf0..fbeec7f 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
@@ -182,6 +182,7 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_COPY_BETWEEN_COMPRESSED_AND_PLAIN_FORMATS:
case PIPE_CAP_FORCE_PERSAMPLE_INTERP:
case PIPE_CAP_SHAREABLE_SHADERS:
+ case PIPE_CAP_CLEAR_TEXTURE:
return 1;
case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE:
return (class_3d >= NVE4_3D_CLASS) ? 1 : 0;
@@ -204,7 +205,6 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
case PIPE_CAP_VERTEXID_NOBASE:
case PIPE_CAP_RESOURCE_FROM_USER_MEMORY:
case PIPE_CAP_DEVICE_RESET_STATUS_QUERY:
- case PIPE_CAP_CLEAR_TEXTURE:
return 0;
case PIPE_CAP_VENDOR_ID:
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_surface.c b/src/gallium/drivers/nouveau/nvc0/nvc0_surface.c
index 5f47bad..3ae9943 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_surface.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_surface.c
@@ -319,6 +319,8 @@ nvc0_clear_render_target(struct pipe_context *pipe,
PUSH_DATA(push, dst->u.tex.first_layer + sf->depth);
PUSH_DATA(push, mt->layer_stride >> 2);
PUSH_DATA(push, dst->u.tex.first_layer);
+
+ IMMED_NVC0(push, NVC0_3D(MULTISAMPLE_MODE), mt->ms_mode);
} else {
if (res->base.target == PIPE_BUFFER) {
PUSH_DATA(push, 262144);
@@ -540,6 +542,7 @@ nvc0_clear_depth_stencil(struct pipe_context *pipe,
PUSH_DATA (push, (unk << 16) | (dst->u.tex.first_layer + sf->depth));
BEGIN_NVC0(push, NVC0_3D(ZETA_BASE_LAYER), 1);
PUSH_DATA (push, dst->u.tex.first_layer);
+ IMMED_NVC0(push, NVC0_3D(MULTISAMPLE_MODE), mt->ms_mode);
BEGIN_NIC0(push, NVC0_3D(CLEAR_BUFFERS), sf->depth);
for (z = 0; z < sf->depth; ++z) {
@@ -550,6 +553,84 @@ nvc0_clear_depth_stencil(struct pipe_context *pipe,
nvc0->dirty |= NVC0_NEW_FRAMEBUFFER;
}
+static void
+nvc0_clear_texture(struct pipe_context *pipe,
+ struct pipe_resource *res,
+ unsigned level,
+ const struct pipe_box *box,
+ const void *data)
+{
+ struct nv50_miptree *mt = nv50_miptree(res);
+ struct nv50_surface sf = {{{0}}};
+
+ assert(res->target != PIPE_BUFFER);
+
+ sf.base.texture = res;
+ sf.base.format = res->format;
+ sf.base.u.tex.first_layer = box->z;
+ sf.base.u.tex.last_layer = box->depth;
+ sf.base.u.tex.level = level;
+ sf.base.width = sf.width = res->width0 << mt->ms_x;
+ sf.base.height = sf.height = res->height0 << mt->ms_y;
+ sf.depth = box->depth;
+ sf.offset = mt->level[level].offset;
+
+ if (util_format_is_depth_or_stencil(res->format)) {
+ float depth = 0;
+ uint8_t stencil = 0;
+ unsigned clear = 0;
+ const struct util_format_description *desc =
+ util_format_description(res->format);
+
+ if (util_format_has_depth(desc)) {
+ clear |= PIPE_CLEAR_DEPTH;
+ desc->unpack_z_float(&depth, 0, data, 0, 1, 1);
+ }
+ if (util_format_has_stencil(desc)) {
+ clear |= PIPE_CLEAR_STENCIL;
+ desc->unpack_s_8uint(&stencil, 0, data, 0, 1, 1);
+ }
+ nvc0_clear_depth_stencil(pipe, &sf.base, clear, depth, stencil,
+ box->x, box->y, box->width, box->height);
+ } else {
+ union pipe_color_union color;
+
+ switch (util_format_get_blocksizebits(res->format)) {
+ case 128:
+ sf.base.format = PIPE_FORMAT_R32G32B32A32_UINT;
+ memcpy(&color.ui, data, 128 / 8);
+ break;
+ case 64:
+ sf.base.format = PIPE_FORMAT_R32G32_UINT;
+ memcpy(&color.ui, data, 64 / 8);
+ memset(&color.ui[2], 0, 64 / 8);
+ break;
+ case 32:
+ sf.base.format = PIPE_FORMAT_R32_UINT;
+ memcpy(&color.ui, data, 32 / 8);
+ memset(&color.ui[1], 0, 96 / 8);
+ break;
+ case 16:
+ sf.base.format = PIPE_FORMAT_R16_UINT;
+ color.ui[0] = util_cpu_to_le32(
+ util_le16_to_cpu(*(unsigned short *)data));
+ memset(&color.ui[1], 0, 96 / 8);
+ break;
+ case 8:
+ sf.base.format = PIPE_FORMAT_R8_UINT;
+ color.ui[0] = util_cpu_to_le32(*(unsigned char *)data);
+ memset(&color.ui[1], 0, 96 / 8);
+ break;
+ default:
+ assert(!"Unknown texel element size");
+ return;
+ }
+
+ nvc0_clear_render_target(pipe, &sf.base, &color,
+ box->x, box->y, box->width, box->height);
+ }
+}
+
void
nvc0_clear(struct pipe_context *pipe, unsigned buffers,
const union pipe_color_union *color,
@@ -1541,5 +1622,6 @@ nvc0_init_surface_functions(struct nvc0_context *nvc0)
pipe->flush_resource = nvc0_flush_resource;
pipe->clear_render_target = nvc0_clear_render_target;
pipe->clear_depth_stencil = nvc0_clear_depth_stencil;
+ pipe->clear_texture = nvc0_clear_texture;
pipe->clear_buffer = nvc0_clear_buffer;
}
--
2.4.10
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