diff options
Diffstat (limited to 'src/mesa/drivers/dri/swrast/swrast_span.c')
| -rw-r--r-- | src/mesa/drivers/dri/swrast/swrast_span.c | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/swrast/swrast_span.c b/src/mesa/drivers/dri/swrast/swrast_span.c index d11d1d36ae..4613a12113 100644 --- a/src/mesa/drivers/dri/swrast/swrast_span.c +++ b/src/mesa/drivers/dri/swrast/swrast_span.c @@ -71,6 +71,24 @@ } while(0) +/* 8-bit BGR */ +#define STORE_PIXEL_R3G3B2(DST, X, Y, VALUE) \ + do { \ + GLubyte *p = (GLubyte *)DST; \ + *p = ( (((VALUE[RCOMP]) & 0xe0) >> 5) | \ + (((VALUE[GCOMP]) & 0xe0) >> 2) | \ + (((VALUE[BCOMP]) & 0xc0) >> 0) ); \ + } while(0) +#define FETCH_PIXEL_R3G3B2(DST, SRC) \ + do { \ + GLubyte p = *(GLubyte *)SRC; \ + DST[ACOMP] = 0xff; \ + DST[RCOMP] = ((p << 5) & 0xe0) * 255 / 0xe0; \ + DST[GCOMP] = ((p << 2) & 0xe0) * 255 / 0xe0; \ + DST[BCOMP] = ((p << 0) & 0xc0) * 255 / 0xc0; \ + } while(0) + + /* * Generate code for image span functions. */ @@ -109,6 +127,22 @@ #include "swrast/s_spantemp.h" +/* 8-bit BGR */ +#define NAME(FUNC) FUNC##_R3G3B2 +#define RB_TYPE GLubyte +#define SPAN_VARS \ + struct swrast_renderbuffer *xrb = swrast_renderbuffer(rb); +#define INIT_PIXEL_PTR(P, X, Y) \ + GLubyte *P = (GLubyte *)xrb->Base.Data + YFLIP(xrb, Y) * xrb->pitch + (X) * 1; +#define INC_PIXEL_PTR(P) P += 1 +#define STORE_PIXEL(DST, X, Y, VALUE) \ + STORE_PIXEL_R3G3B2(DST, X, Y, VALUE) +#define FETCH_PIXEL(DST, SRC) \ + FETCH_PIXEL_R3G3B2(DST, SRC) + +#include "swrast/s_spantemp.h" + + /* 8-bit color index */ #define NAME(FUNC) FUNC##_CI8 #define CI_MODE @@ -164,6 +198,22 @@ #include "swrast_spantemp.h" +/* 8-bit BGR */ +#define NAME(FUNC) FUNC##_R3G3B2_pixmap +#define RB_TYPE GLubyte +#define SPAN_VARS \ + struct swrast_renderbuffer *xrb = swrast_renderbuffer(rb); +#define INIT_PIXEL_PTR(P, X, Y) \ + GLubyte *P = (GLubyte *)row; +#define INC_PIXEL_PTR(P) P += 1 +#define STORE_PIXEL(DST, X, Y, VALUE) \ + STORE_PIXEL_R3G3B2(DST, X, Y, VALUE) +#define FETCH_PIXEL(DST, SRC) \ + FETCH_PIXEL_R3G3B2(DST, SRC) + +#include "swrast_spantemp.h" + + /* 8-bit color index */ #define NAME(FUNC) FUNC##_CI8_pixmap #define CI_MODE @@ -210,6 +260,15 @@ swrast_set_span_funcs_ximage(struct swrast_renderbuffer *xrb, xrb->Base.PutValues = put_values_R5G6B5; xrb->Base.PutMonoValues = put_mono_values_R5G6B5; break; + case PF_R3G3B2: + xrb->Base.GetRow = get_row_R3G3B2; + xrb->Base.GetValues = get_values_R3G3B2; + xrb->Base.PutRow = put_row_R3G3B2; + xrb->Base.PutRowRGB = put_row_rgb_R3G3B2; + xrb->Base.PutMonoRow = put_mono_row_R3G3B2; + xrb->Base.PutValues = put_values_R3G3B2; + xrb->Base.PutMonoValues = put_mono_values_R3G3B2; + break; case PF_CI8: xrb->Base.GetRow = get_row_CI8; xrb->Base.GetValues = get_values_CI8; @@ -256,6 +315,15 @@ swrast_set_span_funcs_pixmap(struct swrast_renderbuffer *xrb, xrb->Base.PutValues = put_values_R5G6B5_pixmap; xrb->Base.PutMonoValues = put_mono_values_R5G6B5_pixmap; break; + case PF_R3G3B2: + xrb->Base.GetRow = get_row_R3G3B2_pixmap; + xrb->Base.GetValues = get_values_R3G3B2_pixmap; + xrb->Base.PutRow = put_row_R3G3B2_pixmap; + xrb->Base.PutRowRGB = put_row_rgb_R3G3B2_pixmap; + xrb->Base.PutMonoRow = put_mono_row_R3G3B2_pixmap; + xrb->Base.PutValues = put_values_R3G3B2_pixmap; + xrb->Base.PutMonoValues = put_mono_values_R3G3B2_pixmap; + break; case PF_CI8: xrb->Base.GetRow = get_row_CI8_pixmap; xrb->Base.GetValues = get_values_CI8_pixmap; |