diff --git a/components/rtgui/common/blit.c b/components/rtgui/common/blit.c index c2a26ec83b848d53530633cedcc0fe10497260bc..655ed78ec315dc4598c41e290341c465699c0b2b 100644 --- a/components/rtgui/common/blit.c +++ b/components/rtgui/common/blit.c @@ -27,18 +27,16 @@ static void rtgui_blit_line_3_1(rt_uint8_t* dst_ptr, rt_uint8_t* src_ptr, int li /* 4 bpp to 1 bpp */ static void rtgui_blit_line_4_1(rt_uint8_t* dst_ptr, rt_uint8_t* src_ptr, int line) { - line = line / 4; - while (line) - { - *dst_ptr = (rt_uint8_t)(((*src_ptr & 0x00E00000)>>16)| - ((*(src_ptr + 1) & 0x0000E000)>>11) | - ((*(src_ptr + 2) & 0x000000C0)>>6)); - - src_ptr += 4; - dst_ptr ++; - line --; + struct _color {rt_uint8_t r, g, b, a;} *c; + + c = (struct _color*)src_ptr; + while (line-- > 0) + { + *dst_ptr = (c->r & 0xe0) | (c->g & 0xc0) >> 3 | (c->b & 0xe0) >> 5 ; + + c ++; + dst_ptr ++; } - return; } /* 1 bpp to 2 bpp */ @@ -72,22 +70,20 @@ static void rtgui_blit_line_3_2(rt_uint8_t* dst_ptr, rt_uint8_t* src_ptr, int li /* 4 bpp to 2 bpp */ static void rtgui_blit_line_4_2(rt_uint8_t* dst_ptr, rt_uint8_t* src_ptr, int line) { - rt_uint16_t* dst; - - dst = (rt_uint16_t*)dst_ptr; - line = line / 4; - while (line) - { - *dst = (((*(src_ptr + 1) << 8) & 0x0000F800) | - ((*(src_ptr + 1) << 3) & 0x000007E0) | - ((*src_ptr >> 3) & 0x0000001F)); - - src_ptr += 4; /* skip alpha */ - dst ++; - line --; - } - - return; + struct _color {rt_uint8_t r, g, b, a;} *c; + rt_uint16_t* ptr; + + c = (struct _color*)src_ptr; + ptr = (rt_uint16_t*)dst_ptr; + + line = line / 4; + while (line-- > 0) + { + *ptr = ((c->r & 0xf8) << 8) | ((c->g & 0xfc) << 3) | (c->b >> 3); + + c ++; + ptr ++; + } } static void rtgui_blit_line_1_3(rt_uint8_t* dst_ptr, rt_uint8_t* src_ptr, int line) @@ -253,11 +249,16 @@ void rtgui_blit_line_direct(rt_uint8_t* dst_ptr, rt_uint8_t* src_ptr, int line) rt_memcpy(dst_ptr, src_ptr, line); } +/* convert 4bpp to 3bpp */ static void rtgui_blit_line_4_3(rt_uint8_t* dst_ptr, rt_uint8_t* src_ptr, int line) { line = line / 4; while (line) { + *dst_ptr++ = *src_ptr++; + *dst_ptr++ = *src_ptr++; + *dst_ptr++ = *src_ptr++; + src_ptr ++; line --; } } @@ -270,9 +271,18 @@ static void rtgui_blit_line_2_4(rt_uint8_t* dst_ptr, rt_uint8_t* src_ptr, int li { } +/* convert 3bpp to 4bpp */ static void rtgui_blit_line_3_4(rt_uint8_t* dst_ptr, rt_uint8_t* src_ptr, int line) { line = line / 4; + while (line) + { + *dst_ptr++ = *src_ptr++; + *dst_ptr++ = *src_ptr++; + *dst_ptr++ = *src_ptr++; + *dst_ptr++ = 0; + line --; + } } static const rtgui_blit_line_func _blit_table[5][5] = @@ -291,8 +301,8 @@ static const rtgui_blit_line_func _blit_table[5][5] = const rtgui_blit_line_func rtgui_blit_line_get(int dst_bpp, int src_bpp) { - RT_ASSERT(dst_bpp>1 && dst_bpp < 5); - RT_ASSERT(src_bpp>1 && src_bpp < 5); + RT_ASSERT(dst_bpp>0 && dst_bpp < 5); + RT_ASSERT(src_bpp>0 && src_bpp < 5); return _blit_table[dst_bpp][src_bpp]; } diff --git a/components/rtgui/common/dc_buffer.c b/components/rtgui/common/dc_buffer.c index eb692dc6478de842fbc741d58523532999ce2785..b0cb4289fa75063f83e86f8c098f8986577070a4 100644 --- a/components/rtgui/common/dc_buffer.c +++ b/components/rtgui/common/dc_buffer.c @@ -13,6 +13,7 @@ */ #include #include +#include #include #include #include @@ -207,45 +208,6 @@ static void rtgui_dc_buffer_fill_rect (struct rtgui_dc* self, struct rtgui_rect* } } -/* rtgui_color to RGB323 */ -rt_inline void rtgui_blit_line_1(rtgui_color_t* color, rt_uint8_t* dest, int line) -{ - struct _color {rt_uint8_t r, g, b, a;} *c; - - c = (struct _color*)color; - while (line-- > 0) - { - *dest = (c->r & 0xe0) | (c->g & 0xc0) >> 3 | (c->b & 0xe0) >> 5 ; - - c ++; - dest ++; - } -} - -/* rtgui_color to RGB565 */ -rt_inline void rtgui_blit_line_2(rtgui_color_t* color, rt_uint8_t* dest, int line) -{ - struct _color {rt_uint8_t r, g, b, a;} *c; - rt_uint16_t* ptr; - - c = (struct _color*)color; - ptr = (rt_uint16_t*)dest; - - while (line-- > 0) - { - *ptr = ((c->r & 0xf8) << 8) | ((c->g & 0xfc) << 3) | (c->b >> 3); - - c ++; - ptr ++; - } -} - -/* rtgui_color to RGB888 */ -rt_inline void rtgui_blit_line_4(rtgui_color_t* color, rt_uint8_t* dest, int line) -{ - rt_memcpy(dest, color, line * 4); -} - /* blit a dc to a hardware dc */ static void rtgui_dc_buffer_blit(struct rtgui_dc* self, struct rtgui_point* dc_point, struct rtgui_dc* dest, rtgui_rect_t* rect) { @@ -259,7 +221,9 @@ static void rtgui_dc_buffer_blit(struct rtgui_dc* self, struct rtgui_point* dc_p rtgui_color_t* pixel; rt_uint8_t *line_ptr; rt_uint16_t rect_width, rect_height, index; - void (*blit_line)(rtgui_color_t* color, rt_uint8_t* dest, int line); + rtgui_blit_line_func blit_line; + + if (rtgui_dc_get_visible(hw) == RT_FALSE) return; /* calculate correct width and height */ if (rtgui_rect_width(*rect) > (dc->width - dc_point->x)) @@ -273,23 +237,7 @@ static void rtgui_dc_buffer_blit(struct rtgui_dc* self, struct rtgui_point* dc_p rect_height = rtgui_rect_height(*rect); /* get blit line function */ - switch (rtgui_graphic_driver_get_default()->byte_per_pixel) - { - case 1: - blit_line = rtgui_blit_line_1; - break; - case 2: - blit_line = rtgui_blit_line_2; - break; - - case 4: - blit_line = rtgui_blit_line_4; - break; - - default: - /* not support byte per pixel */ - return; - } + blit_line = rtgui_blit_line_get(rtgui_graphic_driver_get_default()->byte_per_pixel, 4); /* create line buffer */ line_ptr = (rt_uint8_t*) rtgui_malloc(rect_width * rtgui_graphic_driver_get_default()->byte_per_pixel); @@ -297,11 +245,14 @@ static void rtgui_dc_buffer_blit(struct rtgui_dc* self, struct rtgui_point* dc_p /* prepare pixel line */ pixel = (rtgui_color_t*)(dc->pixel + dc_point->y * dc->pitch + dc_point->x * sizeof(rtgui_color_t)); + /* calculate pitch */ + rect_width = rect_width * rtgui_graphic_driver_get_default()->byte_per_pixel; + /* draw each line */ for (index = rect->y1; index < rect->y1 + rect_height; index ++) { /* blit on line buffer */ - blit_line(pixel, line_ptr, rect_width); + blit_line(line_ptr, (rt_uint8_t*)pixel, rect_width); pixel += dc->width; /* draw on hardware dc */ @@ -313,7 +264,6 @@ static void rtgui_dc_buffer_blit(struct rtgui_dc* self, struct rtgui_point* dc_p } } - static void rtgui_dc_buffer_set_gc(struct rtgui_dc* self, rtgui_gc_t *gc) { struct rtgui_dc_buffer* dc = (struct rtgui_dc_buffer*)self;