diff options
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/display/sm501.c | 83 | ||||
| -rw-r--r-- | hw/display/sm501_template.h | 105 |
2 files changed, 81 insertions, 107 deletions
diff --git a/hw/display/sm501.c b/hw/display/sm501.c index aba447c18b..8789722ef2 100644 --- a/hw/display/sm501.c +++ b/hw/display/sm501.c @@ -1558,8 +1558,87 @@ typedef void draw_hwc_line_func(uint8_t *d, const uint8_t *s, int width, const uint8_t *palette, int c_x, int c_y); -#define DEPTH 32 -#include "sm501_template.h" +static void draw_line8_32(uint8_t *d, const uint8_t *s, int width, + const uint32_t *pal) +{ + uint8_t v, r, g, b; + do { + v = ldub_p(s); + r = (pal[v] >> 16) & 0xff; + g = (pal[v] >> 8) & 0xff; + b = (pal[v] >> 0) & 0xff; + *(uint32_t *)d = rgb_to_pixel32(r, g, b); + s++; + d += 4; + } while (--width != 0); +} + +static void draw_line16_32(uint8_t *d, const uint8_t *s, int width, + const uint32_t *pal) +{ + uint16_t rgb565; + uint8_t r, g, b; + + do { + rgb565 = lduw_le_p(s); + r = (rgb565 >> 8) & 0xf8; + g = (rgb565 >> 3) & 0xfc; + b = (rgb565 << 3) & 0xf8; + *(uint32_t *)d = rgb_to_pixel32(r, g, b); + s += 2; + d += 4; + } while (--width != 0); +} + +static void draw_line32_32(uint8_t *d, const uint8_t *s, int width, + const uint32_t *pal) +{ + uint8_t r, g, b; + + do { + r = s[2]; + g = s[1]; + b = s[0]; + *(uint32_t *)d = rgb_to_pixel32(r, g, b); + s += 4; + d += 4; + } while (--width != 0); +} + +/** + * Draw hardware cursor image on the given line. + */ +static void draw_hwc_line_32(uint8_t *d, const uint8_t *s, int width, + const uint8_t *palette, int c_x, int c_y) +{ + int i; + uint8_t r, g, b, v, bitset = 0; + + /* get cursor position */ + assert(0 <= c_y && c_y < SM501_HWC_HEIGHT); + s += SM501_HWC_WIDTH * c_y / 4; /* 4 pixels per byte */ + d += c_x * 4; + + for (i = 0; i < SM501_HWC_WIDTH && c_x + i < width; i++) { + /* get pixel value */ + if (i % 4 == 0) { + bitset = ldub_p(s); + s++; + } + v = bitset & 3; + bitset >>= 2; + + /* write pixel */ + if (v) { + v--; + r = palette[v * 3 + 0]; + g = palette[v * 3 + 1]; + b = palette[v * 3 + 2]; + *(uint32_t *)d = rgb_to_pixel32(r, g, b); + } + d += 4; + } +} static void sm501_update_display(void *opaque) { diff --git a/hw/display/sm501_template.h b/hw/display/sm501_template.h deleted file mode 100644 index 28537a05d9..0000000000 --- a/hw/display/sm501_template.h +++ /dev/null @@ -1,105 +0,0 @@ -/* - * Pixel drawing function templates for QEMU SM501 Device - * - * Copyright (c) 2008 Shin-ichiro KAWASAKI - * - * 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 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 AUTHORS OR COPYRIGHT HOLDERS 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. - */ - -static void draw_line8_32(uint8_t *d, const uint8_t *s, int width, - const uint32_t *pal) -{ - uint8_t v, r, g, b; - do { - v = ldub_p(s); - r = (pal[v] >> 16) & 0xff; - g = (pal[v] >> 8) & 0xff; - b = (pal[v] >> 0) & 0xff; - *(uint32_t *)d = rgb_to_pixel32(r, g, b); - s++; - d += 4; - } while (--width != 0); -} - -static void draw_line16_32(uint8_t *d, const uint8_t *s, int width, - const uint32_t *pal) -{ - uint16_t rgb565; - uint8_t r, g, b; - - do { - rgb565 = lduw_le_p(s); - r = (rgb565 >> 8) & 0xf8; - g = (rgb565 >> 3) & 0xfc; - b = (rgb565 << 3) & 0xf8; - *(uint32_t *)d = rgb_to_pixel32(r, g, b); - s += 2; - d += 4; - } while (--width != 0); -} - -static void draw_line32_32(uint8_t *d, const uint8_t *s, int width, - const uint32_t *pal) -{ - uint8_t r, g, b; - - do { - r = s[2]; - g = s[1]; - b = s[0]; - *(uint32_t *)d = rgb_to_pixel32(r, g, b); - s += 4; - d += 4; - } while (--width != 0); -} - -/** - * Draw hardware cursor image on the given line. - */ -static void draw_hwc_line_32(uint8_t *d, const uint8_t *s, int width, - const uint8_t *palette, int c_x, int c_y) -{ - int i; - uint8_t r, g, b, v, bitset = 0; - - /* get cursor position */ - assert(0 <= c_y && c_y < SM501_HWC_HEIGHT); - s += SM501_HWC_WIDTH * c_y / 4; /* 4 pixels per byte */ - d += c_x * 4; - - for (i = 0; i < SM501_HWC_WIDTH && c_x + i < width; i++) { - /* get pixel value */ - if (i % 4 == 0) { - bitset = ldub_p(s); - s++; - } - v = bitset & 3; - bitset >>= 2; - - /* write pixel */ - if (v) { - v--; - r = palette[v * 3 + 0]; - g = palette[v * 3 + 1]; - b = palette[v * 3 + 2]; - *(uint32_t *)d = rgb_to_pixel32(r, g, b); - } - d += 4; - } -} |