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[g3dvl] next round of idct implementation

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This commit is contained in:
Christian König 2010-11-16 22:30:50 +01:00
parent 508a4a056c
commit e639e1b83e
4 changed files with 237 additions and 41 deletions
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243
src/gallium/auxiliary/vl/vl_idct.c
View file

@ -26,6 +26,7 @@
**************************************************************************/
#include "vl_idct.h"
#include "util/u_draw.h"
#include <assert.h>
#include <pipe/p_context.h>
#include <pipe/p_screen.h>
@ -63,7 +64,7 @@ enum VS_OUTPUT
};
const float const_matrix[8][8] = {
static const float const_matrix[8][8] = {
{ 0.3535530f, 0.3535530f, 0.3535530f, 0.3535530f, 0.3535530f, 0.3535530f, 0.353553f, 0.3535530f },
{ 0.4903930f, 0.4157350f, 0.2777850f, 0.0975451f, -0.0975452f, -0.2777850f, -0.415735f, -0.4903930f },
{ 0.4619400f, 0.1913420f, -0.1913420f, -0.4619400f, -0.4619400f, -0.1913420f, 0.191342f, 0.4619400f },
@ -74,7 +75,7 @@ const float const_matrix[8][8] = {
{ 0.0975451f, -0.2777850f, 0.4157350f, -0.4903930f, 0.4903930f, -0.4157350f, 0.277786f, -0.0975458f }
};
const float const_transpose[8][8] = {
static const float const_transpose[8][8] = {
{ 0.3535530f, 0.4903930f, 0.4619400f, 0.4157350f, 0.3535530f, 0.2777850f, 0.191342f, 0.0975451f },
{ 0.3535530f, 0.4157350f, 0.1913420f, -0.0975452f, -0.3535530f, -0.4903930f, -0.461940f, -0.2777850f },
{ 0.3535530f, 0.2777850f, -0.1913420f, -0.4903930f, -0.3535530f, 0.0975452f, 0.461940f, 0.4157350f },
@ -85,6 +86,11 @@ const float const_transpose[8][8] = {
{ 0.3535530f, -0.4903930f, 0.4619400f, -0.4157350f, 0.3535530f, -0.2777850f, 0.191342f, -0.0975458f }
};
/* vertices for a quad covering a block */
static const struct vertex2f const_quad[4] = {
{0.0f, 0.0f}, {1.0f, 0.0f}, {1.0f, 1.0f}, {0.0f, 1.0f}
};
static void *
create_vert_shader(struct vl_idct *idct)
{
@ -109,8 +115,8 @@ create_vert_shader(struct vl_idct *idct)
o_vpos = ureg_DECL_output(shader, TGSI_SEMANTIC_POSITION, VS_O_VPOS);
o_block = ureg_DECL_output(shader, TGSI_SEMANTIC_GENERIC, VS_O_BLOCK);
o_tex = ureg_DECL_output(shader, TGSI_SEMANTIC_POSITION, VS_O_TEX);
o_start = ureg_DECL_output(shader, TGSI_SEMANTIC_POSITION, VS_O_START);
o_tex = ureg_DECL_output(shader, TGSI_SEMANTIC_GENERIC, VS_O_TEX);
o_start = ureg_DECL_output(shader, TGSI_SEMANTIC_GENERIC, VS_O_START);
o_step = ureg_DECL_output(shader, TGSI_SEMANTIC_GENERIC, VS_O_STEP);
/*
@ -228,14 +234,15 @@ create_transpose_frag_shader(struct vl_idct *idct)
step[1] = ureg_DECL_fs_input(shader, TGSI_SEMANTIC_GENERIC, VS_O_STEP, TGSI_INTERPOLATE_CONSTANT);
sampler[0] = ureg_DECL_sampler(shader, 0);
sampler[1] = ureg_DECL_sampler(shader, 1);
sampler[1] = ureg_DECL_sampler(shader, 2);
scale[0] = 1.0f;
scale[1] = SCALE_FACTOR_16_TO_12;
fragment = ureg_DECL_output(shader, TGSI_SEMANTIC_COLOR, 0);
matrix_mul(shader, fragment, tc, sampler, start, step, scale);
//matrix_mul(shader, fragment, tc, sampler, start, step, scale);
//ureg_MOV(shader, fragment, ureg_imm1f(shader, 0.0f));
ureg_END(shader);
@ -266,7 +273,7 @@ create_matrix_frag_shader(struct vl_idct *idct)
step[0] = ureg_DECL_fs_input(shader, TGSI_SEMANTIC_GENERIC, VS_O_STEP, TGSI_INTERPOLATE_CONSTANT);
step[1] = ureg_imm1f(shader, 1.0f / BLOCK_WIDTH);
sampler[0] = ureg_DECL_sampler(shader, 0);
sampler[0] = ureg_DECL_sampler(shader, 3);
sampler[1] = ureg_DECL_sampler(shader, 1);
scale[0] = 1.0f;
@ -274,8 +281,10 @@ create_matrix_frag_shader(struct vl_idct *idct)
fragment = ureg_DECL_output(shader, TGSI_SEMANTIC_COLOR, 0);
matrix_mul(shader, tmp, tc, sampler, start, step, scale);
ureg_MUL(shader, fragment, ureg_src(tmp), ureg_scalar(ureg_imm1f(shader, SCALE_FACTOR_9_TO_16), TGSI_SWIZZLE_X));
// matrix_mul(shader, tmp, tc, sampler, start, step, scale);
// ureg_MUL(shader, fragment, ureg_src(tmp), ureg_scalar(ureg_imm1f(shader, SCALE_FACTOR_9_TO_16), TGSI_SWIZZLE_X));
ureg_TEX(shader, fragment, TGSI_TEXTURE_2D, tc[0], sampler[0]);
//ureg_MUL(shader, , ureg_scalar(ureg_src(tmp), TGSI_SWIZZLE_X), ureg_imm1f(shader, 1.0f));
ureg_END(shader);
@ -295,18 +304,32 @@ xfer_buffers_map(struct vl_idct *idct)
idct->tex_transfer = idct->pipe->get_transfer
(
#if 0
idct->pipe, idct->textures.individual.intermediate,
#else
idct->pipe, idct->destination,
#endif
u_subresource(0, 0),
PIPE_TRANSFER_WRITE | PIPE_TRANSFER_DISCARD,
&rect
);
idct->texels = idct->pipe->transfer_map(idct->pipe, idct->tex_transfer);
idct->vectors = pipe_buffer_map
(
idct->pipe,
idct->vertex_bufs.individual.pos.buffer,
PIPE_TRANSFER_WRITE | PIPE_TRANSFER_DISCARD,
&idct->vec_transfer
);
}
static void
xfer_buffers_unmap(struct vl_idct *idct)
{
pipe_buffer_unmap(idct->pipe, idct->vertex_bufs.individual.pos.buffer, idct->vec_transfer);
idct->pipe->transfer_unmap(idct->pipe, idct->tex_transfer);
idct->pipe->transfer_destroy(idct->pipe, idct->tex_transfer);
}
@ -368,8 +391,8 @@ init_buffers(struct vl_idct *idct)
template.usage = PIPE_USAGE_DYNAMIC;
idct->textures.individual.source = idct->pipe->screen->resource_create(idct->pipe->screen, &template);
template.format = PIPE_FORMAT_R32_FLOAT;
template.usage = PIPE_USAGE_STATIC;
//template.format = PIPE_FORMAT_R32_FLOAT;
//template.usage = PIPE_USAGE_STATIC;
idct->textures.individual.intermediate = idct->pipe->screen->resource_create(idct->pipe->screen, &template);
for (i = 0; i < 4; ++i) {
@ -377,20 +400,20 @@ init_buffers(struct vl_idct *idct)
idct->sampler_views.all[i] = idct->pipe->create_sampler_view(idct->pipe, idct->textures.all[i], &sampler_view);
}
idct->quad.stride = sizeof(struct vertex2f);
idct->quad.max_index = 4 * max_blocks - 1;
idct->quad.buffer_offset = 0;
idct->quad.buffer = pipe_buffer_create
idct->vertex_bufs.individual.quad.stride = sizeof(struct vertex2f);
idct->vertex_bufs.individual.quad.max_index = 4 * max_blocks - 1;
idct->vertex_bufs.individual.quad.buffer_offset = 0;
idct->vertex_bufs.individual.quad.buffer = pipe_buffer_create
(
idct->pipe->screen,
PIPE_BIND_VERTEX_BUFFER,
sizeof(struct vertex2f) * 4 * max_blocks
);
idct->pos.stride = sizeof(struct vertex2f);
idct->pos.max_index = 4 * max_blocks - 1;
idct->pos.buffer_offset = 0;
idct->pos.buffer = pipe_buffer_create
idct->vertex_bufs.individual.pos.stride = sizeof(struct vertex2f);
idct->vertex_bufs.individual.pos.max_index = 4 * max_blocks - 1;
idct->vertex_bufs.individual.pos.buffer_offset = 0;
idct->vertex_bufs.individual.pos.buffer = pipe_buffer_create
(
idct->pipe->screen,
PIPE_BIND_VERTEX_BUFFER,
@ -436,18 +459,80 @@ cleanup_buffers(struct vl_idct *idct)
}
idct->pipe->delete_vertex_elements_state(idct->pipe, idct->vertex_elems_state);
pipe_resource_reference(&idct->quad.buffer, NULL);
pipe_resource_reference(&idct->pos.buffer, NULL);
pipe_resource_reference(&idct->vertex_bufs.individual.quad.buffer, NULL);
pipe_resource_reference(&idct->vertex_bufs.individual.pos.buffer, NULL);
}
bool vl_idct_init(struct vl_idct *idct, struct pipe_context *pipe, struct pipe_resource *dst)
static void
init_constants(struct vl_idct *idct)
{
assert(idct && pipe && dst);
struct pipe_transfer *buf_transfer;
struct vertex_shader_consts *vs_consts;
struct vertex2f *v;
idct->pipe = pipe;
unsigned i;
idct->viewport.scale[0] = dst->width0;
idct->viewport.scale[1] = dst->height0;
v = pipe_buffer_map
(
idct->pipe,
idct->vertex_bufs.individual.quad.buffer,
PIPE_TRANSFER_WRITE | PIPE_TRANSFER_DISCARD,
&buf_transfer
);
for ( i = 0; i <= idct->vertex_bufs.individual.quad.max_index; i += 4)
memcpy(v + i, &const_quad, sizeof(const_quad));
pipe_buffer_unmap(idct->pipe, idct->vertex_bufs.individual.quad.buffer, buf_transfer);
v = pipe_buffer_map
(
idct->pipe,
idct->textures.individual.matrix,
PIPE_TRANSFER_WRITE | PIPE_TRANSFER_DISCARD,
&buf_transfer
);
memcpy(v, &const_matrix, sizeof(const_matrix));
pipe_buffer_unmap(idct->pipe, idct->textures.individual.matrix, buf_transfer);
v = pipe_buffer_map
(
idct->pipe,
idct->textures.individual.transpose,
PIPE_TRANSFER_WRITE | PIPE_TRANSFER_DISCARD,
&buf_transfer
);
memcpy(v, &const_transpose, sizeof(const_transpose));
pipe_buffer_unmap(idct->pipe, idct->textures.individual.transpose, buf_transfer);
vs_consts = pipe_buffer_map
(
idct->pipe, idct->vs_const_buf,
PIPE_TRANSFER_WRITE | PIPE_TRANSFER_DISCARD,
&buf_transfer
);
vs_consts->norm.x = 1.0f / idct->destination->width0;
vs_consts->norm.y = 1.0f / idct->destination->height0;
pipe_buffer_unmap(idct->pipe, idct->vs_const_buf, buf_transfer);
}
static void
init_state(struct vl_idct *idct)
{
struct pipe_sampler_state sampler;
unsigned i;
idct->num_blocks = 0;
idct->viewport.scale[0] = idct->destination->width0;
idct->viewport.scale[1] = idct->destination->height0;
idct->viewport.scale[2] = 1;
idct->viewport.scale[3] = 1;
idct->viewport.translate[0] = 0;
@ -455,13 +540,50 @@ bool vl_idct_init(struct vl_idct *idct, struct pipe_context *pipe, struct pipe_r
idct->viewport.translate[2] = 0;
idct->viewport.translate[3] = 0;
idct->fb_state.width = dst->width0;
idct->fb_state.height = dst->height0;
idct->fb_state.width = idct->destination->width0;
idct->fb_state.height = idct->destination->height0;
idct->fb_state.nr_cbufs = 1;
idct->fb_state.zsbuf = NULL;
for (i = 0; i < 4; ++i) {
memset(&sampler, 0, sizeof(sampler));
sampler.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
sampler.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
sampler.wrap_r = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
sampler.min_img_filter = PIPE_TEX_FILTER_NEAREST;
sampler.min_mip_filter = PIPE_TEX_MIPFILTER_NONE;
sampler.mag_img_filter = PIPE_TEX_FILTER_NEAREST;
sampler.compare_mode = PIPE_TEX_COMPARE_NONE;
sampler.compare_func = PIPE_FUNC_ALWAYS;
sampler.normalized_coords = 1;
/*sampler.shadow_ambient = ; */
/*sampler.lod_bias = ; */
sampler.min_lod = 0;
/*sampler.max_lod = ; */
/*sampler.border_color[0] = ; */
/*sampler.max_anisotropy = ; */
idct->samplers.all[i] = idct->pipe->create_sampler_state(idct->pipe, &sampler);
}
}
static void
cleanup_state(struct vl_idct *idct)
{
unsigned i;
for (i = 0; i < 4; ++i)
idct->pipe->delete_sampler_state(idct->pipe, idct->samplers.all[i]);
}
bool vl_idct_init(struct vl_idct *idct, struct pipe_context *pipe, struct pipe_resource *dst)
{
assert(idct && pipe && dst);
idct->pipe = pipe;
pipe_resource_reference(&idct->destination, dst);
init_state(idct);
if(!init_shaders(idct))
return false;
@ -470,6 +592,15 @@ bool vl_idct_init(struct vl_idct *idct, struct pipe_context *pipe, struct pipe_r
return false;
}
idct->surfaces.intermediate = idct->pipe->screen->get_tex_surface(
idct->pipe->screen, idct->textures.individual.intermediate, 0, 0, 0,
PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET);
idct->surfaces.destination = idct->pipe->screen->get_tex_surface(
idct->pipe->screen, idct->destination, 0, 0, 0,
PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET);
init_constants(idct);
xfer_buffers_map(idct);
return true;
@ -477,29 +608,83 @@ bool vl_idct_init(struct vl_idct *idct, struct pipe_context *pipe, struct pipe_r
void vl_idct_cleanup(struct vl_idct *idct)
{
idct->pipe->screen->tex_surface_destroy(idct->surfaces.destination);
idct->pipe->screen->tex_surface_destroy(idct->surfaces.intermediate);
cleanup_shaders(idct);
cleanup_buffers(idct);
cleanup_state(idct);
pipe_resource_reference(&idct->destination, NULL);
}
void vl_idct_add_block(struct vl_idct *idct, unsigned x, unsigned y, short *block)
{
struct vertex2f v;
unsigned tex_pitch;
short *texels;
unsigned i;
assert(idct);
assert(block);
v.x = x;
v.y = y;
for (i = 0; i < 4; ++i) {
idct->vectors[idct->num_blocks * 4 + i] = v;
}
tex_pitch = idct->tex_transfer->stride / util_format_get_blocksize(idct->tex_transfer->resource->format);
texels = idct->texels + y * tex_pitch * BLOCK_HEIGHT + x * BLOCK_WIDTH;
for (i = 0; i < BLOCK_HEIGHT; ++i)
memcpy(texels + i * tex_pitch, block + i * BLOCK_WIDTH, BLOCK_WIDTH * 2);
idct->num_blocks++;
}
void vl_idct_flush(struct vl_idct *idct)
{
xfer_buffers_unmap(idct);
// TODO
idct->pipe->set_constant_buffer(idct->pipe, PIPE_SHADER_VERTEX, 0, idct->vs_const_buf);
#if 0
/* first stage */
idct->fb_state.cbufs[0] = idct->surfaces.intermediate;
idct->pipe->set_framebuffer_state(idct->pipe, &idct->fb_state);
idct->pipe->set_viewport_state(idct->pipe, &idct->viewport);
idct->pipe->set_vertex_buffers(idct->pipe, 2, idct->vertex_bufs.all);
idct->pipe->bind_vertex_elements_state(idct->pipe, idct->vertex_elems_state);
idct->pipe->set_fragment_sampler_views(idct->pipe, 4, idct->sampler_views.all);
idct->pipe->bind_fragment_sampler_states(idct->pipe, 4, idct->samplers.all);
idct->pipe->bind_vs_state(idct->pipe, idct->vs);
idct->pipe->bind_fs_state(idct->pipe, idct->transpose_fs);
util_draw_arrays(idct->pipe, PIPE_PRIM_QUADS, 0, idct->num_blocks * 4);
/* second stage */
idct->fb_state.cbufs[0] = idct->surfaces.destination;
idct->pipe->set_framebuffer_state(idct->pipe, &idct->fb_state);
idct->pipe->set_viewport_state(idct->pipe, &idct->viewport);
idct->pipe->set_vertex_buffers(idct->pipe, 2, idct->vertex_bufs.all);
idct->pipe->bind_vertex_elements_state(idct->pipe, idct->vertex_elems_state);
idct->pipe->set_fragment_sampler_views(idct->pipe, 4, idct->sampler_views.all);
idct->pipe->bind_fragment_sampler_states(idct->pipe, 4, idct->samplers.all);
idct->pipe->bind_vs_state(idct->pipe, idct->vs);
idct->pipe->bind_fs_state(idct->pipe, idct->matrix_fs);
util_draw_arrays(idct->pipe, PIPE_PRIM_QUADS, 0, idct->num_blocks * 4);
idct->pipe->flush(idct->pipe, PIPE_FLUSH_RENDER_CACHE, NULL);
#endif
idct->num_blocks = 0;
xfer_buffers_map(idct);
}

22
src/gallium/auxiliary/vl/vl_idct.h
View file

@ -46,7 +46,7 @@ struct vl_idct
{
void *all[4];
struct {
void *matrix, *transpose;
void *transpose, *matrix;
void *source, *intermediate;
} individual;
} samplers;
@ -55,7 +55,7 @@ struct vl_idct
{
struct pipe_sampler_view *all[4];
struct {
struct pipe_sampler_view *matrix, *transpose;
struct pipe_sampler_view *transpose, *matrix;
struct pipe_sampler_view *source, *intermediate;
} individual;
} sampler_views;
@ -67,16 +67,28 @@ struct vl_idct
{
struct pipe_resource *all[4];
struct {
struct pipe_resource *matrix, *transpose;
struct pipe_resource *transpose, *matrix;
struct pipe_resource *source, *intermediate;
} individual;
} textures;
struct pipe_vertex_buffer quad;
struct pipe_vertex_buffer pos;
union
{
struct pipe_vertex_buffer all[2];
struct { struct pipe_vertex_buffer quad, pos; } individual;
} vertex_bufs;
unsigned num_blocks;
struct pipe_transfer *tex_transfer;
short *texels;
struct pipe_transfer *vec_transfer;
struct vertex2f *vectors;
struct {
struct pipe_surface *intermediate, *destination;
} surfaces;
};
bool vl_idct_init(struct vl_idct *idct, struct pipe_context *pipe, struct pipe_resource *dst);

12
src/gallium/auxiliary/vl/vl_mpeg12_mc_renderer.c
View file

@ -116,7 +116,7 @@ enum MACROBLOCK_TYPE
NUM_MACROBLOCK_TYPES
};
/* vertices for four quads covering the blocks */
/* vertices for a quad covering a macroblock */
static const struct vertex2f const_quad[4] = {
{0.0f, 0.0f}, {1.0f, 0.0f}, {1.0f, 1.0f}, {0.0f, 1.0f}
};
@ -1174,6 +1174,10 @@ flush(struct vl_mpeg12_mc_renderer *r)
gen_macroblock_stream(r, num_macroblocks);
r->pipe->set_constant_buffer(r->pipe, PIPE_SHADER_VERTEX, 0, r->vs_const_buf);
r->pipe->set_framebuffer_state(r->pipe, &r->fb_state);
r->pipe->set_viewport_state(r->pipe, &r->viewport);
if (num_macroblocks[MACROBLOCK_TYPE_INTRA] > 0) {
r->pipe->set_vertex_buffers(r->pipe, 2, r->vertex_bufs.all);
r->pipe->bind_vertex_elements_state(r->pipe, r->vertex_elems_state.individual.i);
@ -1304,13 +1308,7 @@ update_render_target(struct vl_mpeg12_mc_renderer *r)
pipe_buffer_unmap(r->pipe, r->vs_const_buf, buf_transfer);
r->pipe->set_constant_buffer(r->pipe, PIPE_SHADER_VERTEX, 0,
r->vs_const_buf);
r->fb_state.cbufs[0] = r->surface;
r->pipe->set_framebuffer_state(r->pipe, &r->fb_state);
r->pipe->set_viewport_state(r->pipe, &r->viewport);
}
static void

1
src/gallium/drivers/r600/r600_state_inlines.h
View file

@ -348,6 +348,7 @@ static inline uint32_t r600_translate_colorswap(enum pipe_format format)
return V_0280A0_SWAP_STD_REV;
case PIPE_FORMAT_R16G16_UNORM:
case PIPE_FORMAT_R32_FLOAT:
return V_0280A0_SWAP_STD;
/* 64-bit buffers. */