From 22877265f4fdf66c75df391d6de95bd5c1584ea3 Mon Sep 17 00:00:00 2001 From: Corbin Simpson Date: Wed, 21 Jan 2009 02:21:09 -0800 Subject: [BROKEN] r300: Add initial clear/fill code. Copied from mesa and still broken. Gimme a few to clean it up. --- src/gallium/drivers/r300/r300_cs.h | 24 ++++++++++++++++++++++-- 1 file changed, 22 insertions(+), 2 deletions(-) (limited to 'src/gallium/drivers/r300/r300_cs.h') diff --git a/src/gallium/drivers/r300/r300_cs.h b/src/gallium/drivers/r300/r300_cs.h index 3dacf253808..59ca985f40c 100644 --- a/src/gallium/drivers/r300/r300_cs.h +++ b/src/gallium/drivers/r300/r300_cs.h @@ -26,6 +26,18 @@ #include "r300_reg.h" #include "r300_winsys.h" +/* Pack a 32-bit float into a dword. */ +static uint32_t pack_float_32(float f) +{ + union { + float f; + uint32_t u; + } u; + + u.f = f; + return u.u; +} + /* Yes, I know macros are ugly. However, they are much prettier than the code * that they neatly hide away, and don't have the cost of function setup,so * we're going to use them. */ @@ -47,7 +59,6 @@ struct r300_winsys* cs_winsys = context->winsys; \ struct radeon_cs* cs = cs_winsys->cs - #define CHECK_CS(size) \ cs_winsys->check_cs(cs, (size)) @@ -59,10 +70,19 @@ #define OUT_CS(value) \ cs_winsys->write_cs_dword(cs, value) +#define OUT_CS_32F(value) \ + cs_winsys->write_cs_dword(cs, pack_float_32(value)) + #define OUT_CS_REG(register, value) do { \ OUT_CS(CP_PACKET0(register, 0)); \ OUT_CS(value); } while (0) +/* Note: This expects count to be the number of registers, + * not the actual packet0 count! */ +#define OUT_CS_REG_SEQ(register, count) do { \ + OUT_CS(CP_PACKET0(register, ((count) - 1))); \ +} while (0) + #define OUT_CS_RELOC(bo, offset, rd, wd, flags) do { \ OUT_CS(offset); \ cs_winsys->write_cs_reloc(cs, bo, rd, wd, flags); \ @@ -74,4 +94,4 @@ #define FLUSH_CS \ cs_winsys->flush_cs(cs) -#endif /* R300_CS_H */ \ No newline at end of file +#endif /* R300_CS_H */ -- cgit v1.2.3