From 5d69aeb0028f44d06093faede5c545908b0df89a Mon Sep 17 00:00:00 2001 From: Brian Date: Fri, 22 Jun 2007 13:37:47 -0600 Subject: initial texture object, texture format code --- src/mesa/pipe/p_context.h | 4 ++++ src/mesa/pipe/p_defines.h | 16 ++++++++++++++++ src/mesa/pipe/p_state.h | 14 ++++++++++++++ src/mesa/pipe/softpipe/sp_context.c | 1 + src/mesa/pipe/softpipe/sp_context.h | 2 ++ src/mesa/pipe/softpipe/sp_state.h | 4 ++++ src/mesa/pipe/softpipe/sp_state_sampler.c | 15 +++++++++++++++ 7 files changed, 56 insertions(+) (limited to 'src') diff --git a/src/mesa/pipe/p_context.h b/src/mesa/pipe/p_context.h index 7e68699d3e..d9546a24d2 100644 --- a/src/mesa/pipe/p_context.h +++ b/src/mesa/pipe/p_context.h @@ -100,6 +100,10 @@ struct pipe_context { GLuint unit, const struct pipe_sampler_state * ); + void (*set_texture_state)( struct pipe_context *, + GLuint unit, + struct pipe_texture_object * ); + void (*set_viewport)( struct pipe_context *, const struct pipe_viewport * ); }; diff --git a/src/mesa/pipe/p_defines.h b/src/mesa/pipe/p_defines.h index 75573107ff..a0c4d72a3c 100644 --- a/src/mesa/pipe/p_defines.h +++ b/src/mesa/pipe/p_defines.h @@ -124,4 +124,20 @@ #define PIPE_TEX_COMPARE_NONE 0 #define PIPE_TEX_COMPARE_R_TO_TEXTURE 1 +/** + * Texture/surface image formats + */ +#define PIPE_FORMAT_U_R8_G8_B8_A8 0 /**< ubyte[4] RGBA */ +#define PIPE_FORMAT_U_A8_R8_G8_B8 1 /**< ubyte[4] ARGB */ +#define PIPE_FORMAT_U_R5_G6_B5 2 /**< 5/6/5 RGB */ +#define PIPE_FORMAT_U_L8 3 /**< ubyte luminance */ +#define PIPE_FORMAT_U_A8 4 /**< ubyte alpha */ +#define PIPE_FORMAT_U_I8 5 /**< ubyte intensity */ +#define PIPE_FORMAT_U_L8_A8 6 /**< ubyte luminance, alpha */ + +#define PIPE_FORMAT_U_Z16 7 /**< ushort Z/depth */ +#define PIPE_FORMAT_F_Z32 8 /**< float Z/depth */ +#define PIPE_FORMAT_YCBCR 9 +#define PIPE_FORMAT_YCBCR_REV 10 + #endif diff --git a/src/mesa/pipe/p_state.h b/src/mesa/pipe/p_state.h index f3723eb87e..3e3da7cce6 100644 --- a/src/mesa/pipe/p_state.h +++ b/src/mesa/pipe/p_state.h @@ -231,4 +231,18 @@ struct pipe_sampler_state GLfloat max_anisotropy; }; + +/** + * XXX rough approximation... + */ +struct pipe_texture_object +{ + GLuint format:5; /**< PIPE_FORMAT_x */ + GLuint width:13; /**< 13 bits = 8K max size */ + GLuint height:13; + GLuint depth:13; + GLubyte *data; /**< only valid while buffer mapped? */ +}; + + #endif diff --git a/src/mesa/pipe/softpipe/sp_context.c b/src/mesa/pipe/softpipe/sp_context.c index 07b529fc6e..0d00c7eb6c 100644 --- a/src/mesa/pipe/softpipe/sp_context.c +++ b/src/mesa/pipe/softpipe/sp_context.c @@ -77,6 +77,7 @@ struct pipe_context *softpipe_create( void ) softpipe->pipe.set_fs_state = softpipe_set_fs_state; softpipe->pipe.set_polygon_stipple = softpipe_set_polygon_stipple; softpipe->pipe.set_sampler_state = softpipe_set_sampler_state; + softpipe->pipe.set_texture_state = softpipe_set_texture_state; softpipe->pipe.draw_vb = softpipe_draw_vb; softpipe->pipe.clear = softpipe_clear; diff --git a/src/mesa/pipe/softpipe/sp_context.h b/src/mesa/pipe/softpipe/sp_context.h index d8c0de0ad1..7c816dbc1a 100644 --- a/src/mesa/pipe/softpipe/sp_context.h +++ b/src/mesa/pipe/softpipe/sp_context.h @@ -63,6 +63,7 @@ enum interp_mode { #define G_NEW_ALPHA_TEST 0x200 #define G_NEW_DEPTH_TEST 0x400 #define G_NEW_SAMPLER 0x800 +#define G_NEW_TEXTURE 0x1000 #define PIPE_ATTRIB_MAX 32 @@ -86,6 +87,7 @@ struct softpipe_context { struct pipe_scissor_rect scissor; struct pipe_poly_stipple poly_stipple; struct pipe_sampler_state sampler[PIPE_MAX_SAMPLERS]; + struct pipe_texture_object *texture[PIPE_MAX_SAMPLERS]; GLuint dirty; /* Clip derived state: diff --git a/src/mesa/pipe/softpipe/sp_state.h b/src/mesa/pipe/softpipe/sp_state.h index faaa043a56..735d039748 100644 --- a/src/mesa/pipe/softpipe/sp_state.h +++ b/src/mesa/pipe/softpipe/sp_state.h @@ -63,6 +63,10 @@ void softpipe_set_sampler_state( struct pipe_context *, GLuint unit, const struct pipe_sampler_state * ); +void softpipe_set_texture_state( struct pipe_context *, + GLuint unit, + struct pipe_texture_object * ); + void softpipe_set_scissor_rect( struct pipe_context *, const struct pipe_scissor_rect * ); diff --git a/src/mesa/pipe/softpipe/sp_state_sampler.c b/src/mesa/pipe/softpipe/sp_state_sampler.c index 6b422acfb6..060e2c8c98 100644 --- a/src/mesa/pipe/softpipe/sp_state_sampler.c +++ b/src/mesa/pipe/softpipe/sp_state_sampler.c @@ -43,7 +43,22 @@ softpipe_set_sampler_state(struct pipe_context *pipe, { struct softpipe_context *softpipe = softpipe_context(pipe); + assert(unit < PIPE_MAX_SAMPLERS); softpipe->sampler[unit] = *sampler; softpipe->dirty |= G_NEW_SAMPLER; } + + +void +softpipe_set_texture_state(struct pipe_context *pipe, + GLuint unit, + struct pipe_texture_object *texture) +{ + struct softpipe_context *softpipe = softpipe_context(pipe); + + assert(unit < PIPE_MAX_SAMPLERS); + softpipe->texture[unit] = texture; /* ptr, not struct */ + + softpipe->dirty |= G_NEW_TEXTURE; +} -- cgit v1.2.3