diff options
Diffstat (limited to 'src/gallium/drivers/radeonsi/si_state.c')
| -rw-r--r-- | src/gallium/drivers/radeonsi/si_state.c | 115 |
1 files changed, 6 insertions, 109 deletions
diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c index bb381f11938..485716678f4 100644 --- a/src/gallium/drivers/radeonsi/si_state.c +++ b/src/gallium/drivers/radeonsi/si_state.c @@ -2200,117 +2200,14 @@ static bool si_is_format_supported(struct pipe_screen *screen, enum pipe_format static void si_choose_spi_color_formats(struct si_surface *surf, unsigned format, unsigned swap, unsigned ntype, bool is_depth) { - /* Alpha is needed for alpha-to-coverage. - * Blending may be with or without alpha. - */ - unsigned normal = 0; /* most optimal, may not support blending or export alpha */ - unsigned alpha = 0; /* exports alpha, but may not support blending */ - unsigned blend = 0; /* supports blending, but may not export alpha */ - unsigned blend_alpha = 0; /* least optimal, supports blending and exports alpha */ - - /* Choose the SPI color formats. These are required values for RB+. - * Other chips have multiple choices, though they are not necessarily better. - */ - switch (format) { - case V_028C70_COLOR_5_6_5: - case V_028C70_COLOR_1_5_5_5: - case V_028C70_COLOR_5_5_5_1: - case V_028C70_COLOR_4_4_4_4: - case V_028C70_COLOR_10_11_11: - case V_028C70_COLOR_11_11_10: - case V_028C70_COLOR_5_9_9_9: - case V_028C70_COLOR_8: - case V_028C70_COLOR_8_8: - case V_028C70_COLOR_8_8_8_8: - case V_028C70_COLOR_10_10_10_2: - case V_028C70_COLOR_2_10_10_10: - if (ntype == V_028C70_NUMBER_UINT) - alpha = blend = blend_alpha = normal = V_028714_SPI_SHADER_UINT16_ABGR; - else if (ntype == V_028C70_NUMBER_SINT) - alpha = blend = blend_alpha = normal = V_028714_SPI_SHADER_SINT16_ABGR; - else - alpha = blend = blend_alpha = normal = V_028714_SPI_SHADER_FP16_ABGR; - break; - - case V_028C70_COLOR_16: - case V_028C70_COLOR_16_16: - case V_028C70_COLOR_16_16_16_16: - if (ntype == V_028C70_NUMBER_UNORM || ntype == V_028C70_NUMBER_SNORM) { - /* UNORM16 and SNORM16 don't support blending */ - if (ntype == V_028C70_NUMBER_UNORM) - normal = alpha = V_028714_SPI_SHADER_UNORM16_ABGR; - else - normal = alpha = V_028714_SPI_SHADER_SNORM16_ABGR; - - /* Use 32 bits per channel for blending. */ - if (format == V_028C70_COLOR_16) { - if (swap == V_028C70_SWAP_STD) { /* R */ - blend = V_028714_SPI_SHADER_32_R; - blend_alpha = V_028714_SPI_SHADER_32_AR; - } else if (swap == V_028C70_SWAP_ALT_REV) /* A */ - blend = blend_alpha = V_028714_SPI_SHADER_32_AR; - else - assert(0); - } else if (format == V_028C70_COLOR_16_16) { - if (swap == V_028C70_SWAP_STD) { /* RG */ - blend = V_028714_SPI_SHADER_32_GR; - blend_alpha = V_028714_SPI_SHADER_32_ABGR; - } else if (swap == V_028C70_SWAP_ALT) /* RA */ - blend = blend_alpha = V_028714_SPI_SHADER_32_AR; - else - assert(0); - } else /* 16_16_16_16 */ - blend = blend_alpha = V_028714_SPI_SHADER_32_ABGR; - } else if (ntype == V_028C70_NUMBER_UINT) - alpha = blend = blend_alpha = normal = V_028714_SPI_SHADER_UINT16_ABGR; - else if (ntype == V_028C70_NUMBER_SINT) - alpha = blend = blend_alpha = normal = V_028714_SPI_SHADER_SINT16_ABGR; - else if (ntype == V_028C70_NUMBER_FLOAT) - alpha = blend = blend_alpha = normal = V_028714_SPI_SHADER_FP16_ABGR; - else - assert(0); - break; - - case V_028C70_COLOR_32: - if (swap == V_028C70_SWAP_STD) { /* R */ - blend = normal = V_028714_SPI_SHADER_32_R; - alpha = blend_alpha = V_028714_SPI_SHADER_32_AR; - } else if (swap == V_028C70_SWAP_ALT_REV) /* A */ - alpha = blend = blend_alpha = normal = V_028714_SPI_SHADER_32_AR; - else - assert(0); - break; - - case V_028C70_COLOR_32_32: - if (swap == V_028C70_SWAP_STD) { /* RG */ - blend = normal = V_028714_SPI_SHADER_32_GR; - alpha = blend_alpha = V_028714_SPI_SHADER_32_ABGR; - } else if (swap == V_028C70_SWAP_ALT) /* RA */ - alpha = blend = blend_alpha = normal = V_028714_SPI_SHADER_32_AR; - else - assert(0); - break; - - case V_028C70_COLOR_32_32_32_32: - case V_028C70_COLOR_8_24: - case V_028C70_COLOR_24_8: - case V_028C70_COLOR_X24_8_32_FLOAT: - alpha = blend = blend_alpha = normal = V_028714_SPI_SHADER_32_ABGR; - break; - - default: - assert(0); - return; - } + struct ac_spi_color_formats formats = {}; - /* The DB->CB copy needs 32_ABGR. */ - if (is_depth) - alpha = blend = blend_alpha = normal = V_028714_SPI_SHADER_32_ABGR; + ac_choose_spi_color_formats(format, swap, ntype, is_depth, &formats); - surf->spi_shader_col_format = normal; - surf->spi_shader_col_format_alpha = alpha; - surf->spi_shader_col_format_blend = blend; - surf->spi_shader_col_format_blend_alpha = blend_alpha; + surf->spi_shader_col_format = formats.normal; + surf->spi_shader_col_format_alpha = formats.alpha; + surf->spi_shader_col_format_blend = formats.blend; + surf->spi_shader_col_format_blend_alpha = formats.blend_alpha; } static void si_initialize_color_surface(struct si_context *sctx, struct si_surface *surf) |