| /* |
| * Copyright (C) 2010 Maciej Cencora <m.cencora@gmail.com> |
| * |
| * All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining |
| * a copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sublicense, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial |
| * portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE |
| * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION |
| * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
| * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| */ |
| |
| #include "radeon_tile.h" |
| |
| #include <stdint.h> |
| #include <string.h> |
| |
| #include "main/macros.h" |
| #include "radeon_debug.h" |
| |
| #define MICRO_TILE_SIZE 32 |
| |
| static void micro_tile_8_x_4_8bit(const void * const src, unsigned src_pitch, |
| void * const dst, unsigned dst_pitch, |
| unsigned width, unsigned height) |
| { |
| unsigned row; /* current source row */ |
| unsigned col; /* current source column */ |
| unsigned k; /* number of processed tiles */ |
| const unsigned tile_width = 8, tile_height = 4; |
| const unsigned tiles_in_row = (width + (tile_width - 1)) / tile_width; |
| |
| k = 0; |
| for (row = 0; row < height; row += tile_height) |
| { |
| for (col = 0; col < width; col += tile_width, ++k) |
| { |
| uint8_t *src2 = (uint8_t *)src + src_pitch * row + col; |
| uint8_t *dst2 = (uint8_t *)dst + row * dst_pitch + |
| (k % tiles_in_row) * MICRO_TILE_SIZE / sizeof(uint8_t); |
| unsigned j; |
| |
| for (j = 0; j < MIN2(tile_height, height - row); ++j) |
| { |
| unsigned columns = MIN2(tile_width, width - col); |
| memcpy(dst2, src2, columns * sizeof(uint8_t)); |
| dst2 += tile_width; |
| src2 += src_pitch; |
| } |
| } |
| } |
| } |
| |
| static void micro_tile_4_x_4_16bit(const void * const src, unsigned src_pitch, |
| void * const dst, unsigned dst_pitch, |
| unsigned width, unsigned height) |
| { |
| unsigned row; /* current source row */ |
| unsigned col; /* current source column */ |
| unsigned k; /* number of processed tiles */ |
| const unsigned tile_width = 4, tile_height = 4; |
| const unsigned tiles_in_row = (width + (tile_width - 1)) / tile_width; |
| |
| k = 0; |
| for (row = 0; row < height; row += tile_height) |
| { |
| for (col = 0; col < width; col += tile_width, ++k) |
| { |
| uint16_t *src2 = (uint16_t *)src + src_pitch * row + col; |
| uint16_t *dst2 = (uint16_t *)dst + row * dst_pitch + |
| (k % tiles_in_row) * MICRO_TILE_SIZE / sizeof(uint16_t); |
| unsigned j; |
| |
| for (j = 0; j < MIN2(tile_height, height - row); ++j) |
| { |
| unsigned columns = MIN2(tile_width, width - col); |
| memcpy(dst2, src2, columns * sizeof(uint16_t)); |
| dst2 += tile_width; |
| src2 += src_pitch; |
| } |
| } |
| } |
| } |
| |
| static void micro_tile_8_x_2_16bit(const void * const src, unsigned src_pitch, |
| void * const dst, unsigned dst_pitch, |
| unsigned width, unsigned height) |
| { |
| unsigned row; /* current source row */ |
| unsigned col; /* current source column */ |
| unsigned k; /* number of processed tiles */ |
| const unsigned tile_width = 8, tile_height = 2; |
| const unsigned tiles_in_row = (width + (tile_width - 1)) / tile_width; |
| |
| k = 0; |
| for (row = 0; row < height; row += tile_height) |
| { |
| for (col = 0; col < width; col += tile_width, ++k) |
| { |
| uint16_t *src2 = (uint16_t *)src + src_pitch * row + col; |
| uint16_t *dst2 = (uint16_t *)dst + row * dst_pitch + |
| (k % tiles_in_row) * MICRO_TILE_SIZE / sizeof(uint16_t); |
| unsigned j; |
| |
| for (j = 0; j < MIN2(tile_height, height - row); ++j) |
| { |
| unsigned columns = MIN2(tile_width, width - col); |
| memcpy(dst2, src2, columns * sizeof(uint16_t)); |
| dst2 += tile_width; |
| src2 += src_pitch; |
| } |
| } |
| } |
| } |
| |
| static void micro_tile_4_x_2_32bit(const void * const src, unsigned src_pitch, |
| void * const dst, unsigned dst_pitch, |
| unsigned width, unsigned height) |
| { |
| unsigned row; /* current source row */ |
| unsigned col; /* current source column */ |
| unsigned k; /* number of processed tiles */ |
| const unsigned tile_width = 4, tile_height = 2; |
| const unsigned tiles_in_row = (width + (tile_width - 1)) / tile_width; |
| |
| k = 0; |
| for (row = 0; row < height; row += tile_height) |
| { |
| for (col = 0; col < width; col += tile_width, ++k) |
| { |
| uint32_t *src2 = (uint32_t *)src + src_pitch * row + col; |
| uint32_t *dst2 = (uint32_t *)dst + row * dst_pitch + |
| (k % tiles_in_row) * MICRO_TILE_SIZE / sizeof(uint32_t); |
| unsigned j; |
| |
| for (j = 0; j < MIN2(tile_height, height - row); ++j) |
| { |
| unsigned columns = MIN2(tile_width, width - col); |
| memcpy(dst2, src2, columns * sizeof(uint32_t)); |
| dst2 += tile_width; |
| src2 += src_pitch; |
| } |
| } |
| } |
| } |
| |
| static void micro_tile_2_x_2_64bit(const void * const src, unsigned src_pitch, |
| void * const dst, unsigned dst_pitch, |
| unsigned width, unsigned height) |
| { |
| unsigned row; /* current source row */ |
| unsigned col; /* current source column */ |
| unsigned k; /* number of processed tiles */ |
| const unsigned tile_width = 2, tile_height = 2; |
| const unsigned tiles_in_row = (width + (tile_width - 1)) / tile_width; |
| |
| k = 0; |
| for (row = 0; row < height; row += tile_height) |
| { |
| for (col = 0; col < width; col += tile_width, ++k) |
| { |
| uint64_t *src2 = (uint64_t *)src + src_pitch * row + col; |
| uint64_t *dst2 = (uint64_t *)dst + row * dst_pitch + |
| (k % tiles_in_row) * MICRO_TILE_SIZE / sizeof(uint64_t); |
| unsigned j; |
| |
| for (j = 0; j < MIN2(tile_height, height - row); ++j) |
| { |
| unsigned columns = MIN2(tile_width, width - col); |
| memcpy(dst2, src2, columns * sizeof(uint64_t)); |
| dst2 += tile_width; |
| src2 += src_pitch; |
| } |
| } |
| } |
| } |
| |
| static void micro_tile_1_x_1_128bit(const void * src, unsigned src_pitch, |
| void * dst, unsigned dst_pitch, |
| unsigned width, unsigned height) |
| { |
| unsigned i, j; |
| const unsigned elem_size = 16; /* sizeof(uint128_t) */ |
| |
| for (j = 0; j < height; ++j) |
| { |
| for (i = 0; i < width; ++i) |
| { |
| memcpy(dst, src, width * elem_size); |
| dst += dst_pitch * elem_size; |
| src += src_pitch * elem_size; |
| } |
| } |
| } |
| |
| void tile_image(const void * src, unsigned src_pitch, |
| void *dst, unsigned dst_pitch, |
| gl_format format, unsigned width, unsigned height) |
| { |
| assert(src_pitch >= width); |
| assert(dst_pitch >= width); |
| |
| radeon_print(RADEON_TEXTURE, RADEON_TRACE, |
| "Software tiling: src_pitch %d, dst_pitch %d, width %d, height %d, bpp %d\n", |
| src_pitch, dst_pitch, width, height, _mesa_get_format_bytes(format)); |
| |
| switch (_mesa_get_format_bytes(format)) |
| { |
| case 16: |
| micro_tile_1_x_1_128bit(src, src_pitch, dst, dst_pitch, width, height); |
| break; |
| case 8: |
| micro_tile_2_x_2_64bit(src, src_pitch, dst, dst_pitch, width, height); |
| break; |
| case 4: |
| micro_tile_4_x_2_32bit(src, src_pitch, dst, dst_pitch, width, height); |
| break; |
| case 2: |
| if (_mesa_get_format_bits(format, GL_DEPTH_BITS)) |
| { |
| micro_tile_4_x_4_16bit(src, src_pitch, dst, dst_pitch, width, height); |
| } |
| else |
| { |
| micro_tile_8_x_2_16bit(src, src_pitch, dst, dst_pitch, width, height); |
| } |
| break; |
| case 1: |
| micro_tile_8_x_4_8bit(src, src_pitch, dst, dst_pitch, width, height); |
| break; |
| default: |
| assert(0); |
| break; |
| } |
| } |
| |
| static void micro_untile_8_x_4_8bit(const void * const src, unsigned src_pitch, |
| void * const dst, unsigned dst_pitch, |
| unsigned width, unsigned height) |
| { |
| unsigned row; /* current destination row */ |
| unsigned col; /* current destination column */ |
| unsigned k; /* current tile number */ |
| const unsigned tile_width = 8, tile_height = 4; |
| const unsigned tiles_in_row = (width + (tile_width - 1)) / tile_width; |
| |
| assert(src_pitch % tile_width == 0); |
| |
| k = 0; |
| for (row = 0; row < height; row += tile_height) |
| { |
| for (col = 0; col < width; col += tile_width, ++k) |
| { |
| uint8_t *src2 = (uint8_t *)src + row * src_pitch + |
| (k % tiles_in_row) * MICRO_TILE_SIZE / sizeof(uint8_t); |
| uint8_t *dst2 = (uint8_t *)dst + dst_pitch * row + col; |
| unsigned j; |
| |
| for (j = 0; j < MIN2(tile_height, height - row); ++j) |
| { |
| unsigned columns = MIN2(tile_width, width - col); |
| memcpy(dst2, src2, columns * sizeof(uint8_t)); |
| dst2 += dst_pitch; |
| src2 += tile_width; |
| } |
| } |
| } |
| } |
| |
| static void micro_untile_8_x_2_16bit(const void * const src, unsigned src_pitch, |
| void * const dst, unsigned dst_pitch, |
| unsigned width, unsigned height) |
| { |
| unsigned row; /* current destination row */ |
| unsigned col; /* current destination column */ |
| unsigned k; /* current tile number */ |
| const unsigned tile_width = 8, tile_height = 2; |
| const unsigned tiles_in_row = (width + (tile_width - 1)) / tile_width; |
| |
| assert(src_pitch % tile_width == 0); |
| |
| k = 0; |
| for (row = 0; row < height; row += tile_height) |
| { |
| for (col = 0; col < width; col += tile_width, ++k) |
| { |
| uint16_t *src2 = (uint16_t *)src + row * src_pitch + |
| (k % tiles_in_row) * MICRO_TILE_SIZE / sizeof(uint16_t); |
| uint16_t *dst2 = (uint16_t *)dst + dst_pitch * row + col; |
| unsigned j; |
| |
| for (j = 0; j < MIN2(tile_height, height - row); ++j) |
| { |
| unsigned columns = MIN2(tile_width, width - col); |
| memcpy(dst2, src2, columns * sizeof(uint16_t)); |
| dst2 += dst_pitch; |
| src2 += tile_width; |
| } |
| } |
| } |
| } |
| |
| static void micro_untile_4_x_4_16bit(const void * const src, unsigned src_pitch, |
| void * const dst, unsigned dst_pitch, |
| unsigned width, unsigned height) |
| { |
| unsigned row; /* current destination row */ |
| unsigned col; /* current destination column */ |
| unsigned k; /* current tile number */ |
| const unsigned tile_width = 4, tile_height = 4; |
| const unsigned tiles_in_row = (width + (tile_width - 1)) / tile_width; |
| |
| assert(src_pitch % tile_width == 0); |
| |
| k = 0; |
| for (row = 0; row < height; row += tile_height) |
| { |
| for (col = 0; col < width; col += tile_width, ++k) |
| { |
| uint16_t *src2 = (uint16_t *)src + row * src_pitch + |
| (k % tiles_in_row) * MICRO_TILE_SIZE / sizeof(uint16_t); |
| uint16_t *dst2 = (uint16_t *)dst + dst_pitch * row + col; |
| unsigned j; |
| |
| for (j = 0; j < MIN2(tile_height, height - row); ++j) |
| { |
| unsigned columns = MIN2(tile_width, width - col); |
| memcpy(dst2, src2, columns * sizeof(uint16_t)); |
| dst2 += dst_pitch; |
| src2 += tile_width; |
| } |
| } |
| } |
| } |
| |
| static void micro_untile_4_x_2_32bit(const void * const src, unsigned src_pitch, |
| void * const dst, unsigned dst_pitch, |
| unsigned width, unsigned height) |
| { |
| unsigned row; /* current destination row */ |
| unsigned col; /* current destination column */ |
| unsigned k; /* current tile number */ |
| const unsigned tile_width = 4, tile_height = 2; |
| const unsigned tiles_in_row = (width + (tile_width - 1)) / tile_width; |
| |
| assert(src_pitch % tile_width == 0); |
| |
| k = 0; |
| for (row = 0; row < height; row += tile_height) |
| { |
| for (col = 0; col < width; col += tile_width, ++k) |
| { |
| uint32_t *src2 = (uint32_t *)src + row * src_pitch + |
| (k % tiles_in_row) * MICRO_TILE_SIZE / sizeof(uint32_t); |
| uint32_t *dst2 = (uint32_t *)dst + dst_pitch * row + col; |
| unsigned j; |
| |
| for (j = 0; j < MIN2(tile_height, height - row); ++j) |
| { |
| unsigned columns = MIN2(tile_width, width - col); |
| memcpy(dst2, src2, columns * sizeof(uint32_t)); |
| dst2 += dst_pitch; |
| src2 += tile_width; |
| } |
| } |
| } |
| } |
| |
| static void micro_untile_2_x_2_64bit(const void * const src, unsigned src_pitch, |
| void * const dst, unsigned dst_pitch, |
| unsigned width, unsigned height) |
| { |
| unsigned row; /* current destination row */ |
| unsigned col; /* current destination column */ |
| unsigned k; /* current tile number */ |
| const unsigned tile_width = 2, tile_height = 2; |
| const unsigned tiles_in_row = (width + (tile_width - 1)) / tile_width; |
| |
| assert(src_pitch % tile_width == 0); |
| |
| k = 0; |
| for (row = 0; row < height; row += tile_height) |
| { |
| for (col = 0; col < width; col += tile_width, ++k) |
| { |
| uint64_t *src2 = (uint64_t *)src + row * src_pitch + |
| (k % tiles_in_row) * MICRO_TILE_SIZE / sizeof(uint64_t); |
| uint64_t *dst2 = (uint64_t *)dst + dst_pitch * row + col; |
| unsigned j; |
| |
| for (j = 0; j < MIN2(tile_height, height - row); ++j) |
| { |
| unsigned columns = MIN2(tile_width, width - col); |
| memcpy(dst2, src2, columns * sizeof(uint64_t)); |
| dst2 += dst_pitch; |
| src2 += tile_width; |
| } |
| } |
| } |
| } |
| |
| static void micro_untile_1_x_1_128bit(const void * src, unsigned src_pitch, |
| void * dst, unsigned dst_pitch, |
| unsigned width, unsigned height) |
| { |
| unsigned i, j; |
| const unsigned elem_size = 16; /* sizeof(uint128_t) */ |
| |
| for (j = 0; j < height; ++j) |
| { |
| for (i = 0; i < width; ++i) |
| { |
| memcpy(dst, src, width * elem_size); |
| dst += dst_pitch * elem_size; |
| src += src_pitch * elem_size; |
| } |
| } |
| } |
| |
| void untile_image(const void * src, unsigned src_pitch, |
| void *dst, unsigned dst_pitch, |
| gl_format format, unsigned width, unsigned height) |
| { |
| assert(src_pitch >= width); |
| assert(dst_pitch >= width); |
| |
| radeon_print(RADEON_TEXTURE, RADEON_TRACE, |
| "Software untiling: src_pitch %d, dst_pitch %d, width %d, height %d, bpp %d\n", |
| src_pitch, dst_pitch, width, height, _mesa_get_format_bytes(format)); |
| |
| switch (_mesa_get_format_bytes(format)) |
| { |
| case 16: |
| micro_untile_1_x_1_128bit(src, src_pitch, dst, dst_pitch, width, height); |
| break; |
| case 8: |
| micro_untile_2_x_2_64bit(src, src_pitch, dst, dst_pitch, width, height); |
| break; |
| case 4: |
| micro_untile_4_x_2_32bit(src, src_pitch, dst, dst_pitch, width, height); |
| break; |
| case 2: |
| if (_mesa_get_format_bits(format, GL_DEPTH_BITS)) |
| { |
| micro_untile_4_x_4_16bit(src, src_pitch, dst, dst_pitch, width, height); |
| } |
| else |
| { |
| micro_untile_8_x_2_16bit(src, src_pitch, dst, dst_pitch, width, height); |
| } |
| break; |
| case 1: |
| micro_untile_8_x_4_8bit(src, src_pitch, dst, dst_pitch, width, height); |
| break; |
| default: |
| assert(0); |
| break; |
| } |
| } |
| |
| void get_tile_size(gl_format format, unsigned *block_width, unsigned *block_height) |
| { |
| switch (_mesa_get_format_bytes(format)) |
| { |
| case 16: |
| *block_width = 1; |
| *block_height = 1; |
| break; |
| case 8: |
| *block_width = 2; |
| *block_height = 2; |
| break; |
| case 4: |
| *block_width = 4; |
| *block_height = 2; |
| break; |
| case 2: |
| if (_mesa_get_format_bits(format, GL_DEPTH_BITS)) |
| { |
| *block_width = 4; |
| *block_height = 4; |
| } |
| else |
| { |
| *block_width = 8; |
| *block_height = 2; |
| } |
| break; |
| case 1: |
| *block_width = 8; |
| *block_height = 4; |
| break; |
| default: |
| assert(0); |
| break; |
| } |
| } |