diff options
Diffstat (limited to 'src/mesa/drivers/dri/r600/r600_context.h')
| -rw-r--r-- | src/mesa/drivers/dri/r600/r600_context.h | 716 |
1 files changed, 716 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/r600/r600_context.h b/src/mesa/drivers/dri/r600/r600_context.h new file mode 100644 index 0000000000..0d713f7635 --- /dev/null +++ b/src/mesa/drivers/dri/r600/r600_context.h @@ -0,0 +1,716 @@ +/* +Copyright (C) The Weather Channel, Inc. 2002. All Rights Reserved. + +The Weather Channel (TM) funded Tungsten Graphics to develop the +initial release of the Radeon 8500 driver under the XFree86 license. +This notice must be preserved. + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice (including the +next paragraph) shall be included in all copies or substantial +portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE +LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +**************************************************************************/ + +/** + * \file + * + * \author Keith Whitwell <keith@tungstengraphics.com> + * \author Nicolai Haehnle <prefect_@gmx.net> + */ + +#ifndef __R600_CONTEXT_H__ +#define __R600_CONTEXT_H__ + +#include "tnl/t_vertex.h" +#include "drm.h" +#include "radeon_drm.h" +#include "dri_util.h" +#include "texmem.h" +#include "radeon_common.h" + +#include "main/macros.h" +#include "main/mtypes.h" +#include "main/colormac.h" + +struct r300_context; +typedef struct r300_context r300ContextRec; +typedef struct r300_context *r300ContextPtr; + + +#include "main/mm.h" + +/* From http://gcc. gnu.org/onlinedocs/gcc-3.2.3/gcc/Variadic-Macros.html . + I suppose we could inline this and use macro to fetch out __LINE__ and stuff in case we run into trouble + with other compilers ... GLUE! +*/ +#define WARN_ONCE(a, ...) { \ + static int warn##__LINE__=1; \ + if(warn##__LINE__){ \ + fprintf(stderr, "*********************************WARN_ONCE*********************************\n"); \ + fprintf(stderr, "File %s function %s line %d\n", \ + __FILE__, __FUNCTION__, __LINE__); \ + fprintf(stderr, a, ## __VA_ARGS__);\ + fprintf(stderr, "***************************************************************************\n"); \ + warn##__LINE__=0;\ + } \ + } + +#include "r600_vertprog.h" +#include "r700_fragprog.h" + + + +/************ DMA BUFFERS **************/ + +/* The blit width for texture uploads + */ +#define R300_BLIT_WIDTH_BYTES 1024 +#define R300_MAX_TEXTURE_UNITS 8 + +struct r300_texture_state { + int tc_count; /* number of incoming texture coordinates from VAP */ +}; + + +#define R300_VPT_CMD_0 0 +#define R300_VPT_XSCALE 1 +#define R300_VPT_XOFFSET 2 +#define R300_VPT_YSCALE 3 +#define R300_VPT_YOFFSET 4 +#define R300_VPT_ZSCALE 5 +#define R300_VPT_ZOFFSET 6 +#define R300_VPT_CMDSIZE 7 + +#define R300_VIR_CMD_0 0 /* vir is variable size (at least 1) */ +#define R300_VIR_CNTL_0 1 +#define R300_VIR_CNTL_1 2 +#define R300_VIR_CNTL_2 3 +#define R300_VIR_CNTL_3 4 +#define R300_VIR_CNTL_4 5 +#define R300_VIR_CNTL_5 6 +#define R300_VIR_CNTL_6 7 +#define R300_VIR_CNTL_7 8 +#define R300_VIR_CMDSIZE 9 + +#define R300_VIC_CMD_0 0 +#define R300_VIC_CNTL_0 1 +#define R300_VIC_CNTL_1 2 +#define R300_VIC_CMDSIZE 3 + +#define R300_VOF_CMD_0 0 +#define R300_VOF_CNTL_0 1 +#define R300_VOF_CNTL_1 2 +#define R300_VOF_CMDSIZE 3 + +#define R300_PVS_CMD_0 0 +#define R300_PVS_CNTL_1 1 +#define R300_PVS_CNTL_2 2 +#define R300_PVS_CNTL_3 3 +#define R300_PVS_CMDSIZE 4 + +#define R300_GB_MISC_CMD_0 0 +#define R300_GB_MISC_MSPOS_0 1 +#define R300_GB_MISC_MSPOS_1 2 +#define R300_GB_MISC_TILE_CONFIG 3 +#define R300_GB_MISC_SELECT 4 +#define R300_GB_MISC_AA_CONFIG 5 +#define R300_GB_MISC_CMDSIZE 6 + +#define R300_TXE_CMD_0 0 +#define R300_TXE_ENABLE 1 +#define R300_TXE_CMDSIZE 2 + +#define R300_PS_CMD_0 0 +#define R300_PS_POINTSIZE 1 +#define R300_PS_CMDSIZE 2 + +#define R300_ZBS_CMD_0 0 +#define R300_ZBS_T_FACTOR 1 +#define R300_ZBS_T_CONSTANT 2 +#define R300_ZBS_W_FACTOR 3 +#define R300_ZBS_W_CONSTANT 4 +#define R300_ZBS_CMDSIZE 5 + +#define R300_CUL_CMD_0 0 +#define R300_CUL_CULL 1 +#define R300_CUL_CMDSIZE 2 + +#define R300_RC_CMD_0 0 +#define R300_RC_CNTL_0 1 +#define R300_RC_CNTL_1 2 +#define R300_RC_CMDSIZE 3 + +#define R300_RI_CMD_0 0 +#define R300_RI_INTERP_0 1 +#define R300_RI_INTERP_1 2 +#define R300_RI_INTERP_2 3 +#define R300_RI_INTERP_3 4 +#define R300_RI_INTERP_4 5 +#define R300_RI_INTERP_5 6 +#define R300_RI_INTERP_6 7 +#define R300_RI_INTERP_7 8 +#define R300_RI_CMDSIZE 9 + +#define R500_RI_CMDSIZE 17 + +#define R300_RR_CMD_0 0 /* rr is variable size (at least 1) */ +#define R300_RR_INST_0 1 +#define R300_RR_INST_1 2 +#define R300_RR_INST_2 3 +#define R300_RR_INST_3 4 +#define R300_RR_INST_4 5 +#define R300_RR_INST_5 6 +#define R300_RR_INST_6 7 +#define R300_RR_INST_7 8 +#define R300_RR_CMDSIZE 9 + +#define R300_FP_CMD_0 0 +#define R300_FP_CNTL0 1 +#define R300_FP_CNTL1 2 +#define R300_FP_CNTL2 3 +#define R300_FP_CMD_1 4 +#define R300_FP_NODE0 5 +#define R300_FP_NODE1 6 +#define R300_FP_NODE2 7 +#define R300_FP_NODE3 8 +#define R300_FP_CMDSIZE 9 + +#define R500_FP_CMD_0 0 +#define R500_FP_CNTL 1 +#define R500_FP_PIXSIZE 2 +#define R500_FP_CMD_1 3 +#define R500_FP_CODE_ADDR 4 +#define R500_FP_CODE_RANGE 5 +#define R500_FP_CODE_OFFSET 6 +#define R500_FP_CMD_2 7 +#define R500_FP_FC_CNTL 8 +#define R500_FP_CMDSIZE 9 + +#define R300_FPT_CMD_0 0 +#define R300_FPT_INSTR_0 1 +#define R300_FPT_CMDSIZE 65 + +#define R300_FPI_CMD_0 0 +#define R300_FPI_INSTR_0 1 +#define R300_FPI_CMDSIZE 65 +/* R500 has space for 512 instructions - 6 dwords per instruction */ +#define R500_FPI_CMDSIZE (512*6+1) + +#define R300_FPP_CMD_0 0 +#define R300_FPP_PARAM_0 1 +#define R300_FPP_CMDSIZE (32*4+1) +/* R500 has spcae for 256 constants - 4 dwords per constant */ +#define R500_FPP_CMDSIZE (256*4+1) + +#define R300_FOGS_CMD_0 0 +#define R300_FOGS_STATE 1 +#define R300_FOGS_CMDSIZE 2 + +#define R300_FOGC_CMD_0 0 +#define R300_FOGC_R 1 +#define R300_FOGC_G 2 +#define R300_FOGC_B 3 +#define R300_FOGC_CMDSIZE 4 + +#define R300_FOGP_CMD_0 0 +#define R300_FOGP_SCALE 1 +#define R300_FOGP_START 2 +#define R300_FOGP_CMDSIZE 3 + +#define R300_AT_CMD_0 0 +#define R300_AT_ALPHA_TEST 1 +#define R300_AT_UNKNOWN 2 +#define R300_AT_CMDSIZE 3 + +#define R300_BLD_CMD_0 0 +#define R300_BLD_CBLEND 1 +#define R300_BLD_ABLEND 2 +#define R300_BLD_CMDSIZE 3 + +#define R300_CMK_CMD_0 0 +#define R300_CMK_COLORMASK 1 +#define R300_CMK_CMDSIZE 2 + +#define R300_CB_CMD_0 0 +#define R300_CB_OFFSET 1 +#define R300_CB_CMD_1 2 +#define R300_CB_PITCH 3 +#define R300_CB_CMDSIZE 4 + +#define R300_ZS_CMD_0 0 +#define R300_ZS_CNTL_0 1 +#define R300_ZS_CNTL_1 2 +#define R300_ZS_CNTL_2 3 +#define R300_ZS_CMDSIZE 4 + +#define R300_ZB_CMD_0 0 +#define R300_ZB_OFFSET 1 +#define R300_ZB_PITCH 2 +#define R300_ZB_CMDSIZE 3 + +#define R300_VAP_CNTL_FLUSH 0 +#define R300_VAP_CNTL_FLUSH_1 1 +#define R300_VAP_CNTL_CMD 2 +#define R300_VAP_CNTL_INSTR 3 +#define R300_VAP_CNTL_SIZE 4 + +#define R300_VPI_CMD_0 0 +#define R300_VPI_INSTR_0 1 +#define R300_VPI_CMDSIZE 1025 /* 256 16 byte instructions */ + +#define R300_VPP_CMD_0 0 +#define R300_VPP_PARAM_0 1 +#define R300_VPP_CMDSIZE 1025 /* 256 4-component parameters */ + +#define R300_VPUCP_CMD_0 0 +#define R300_VPUCP_X 1 +#define R300_VPUCP_Y 2 +#define R300_VPUCP_Z 3 +#define R300_VPUCP_W 4 +#define R300_VPUCP_CMDSIZE 5 /* 256 4-component parameters */ + +#define R300_VPS_CMD_0 0 +#define R300_VPS_ZERO_0 1 +#define R300_VPS_ZERO_1 2 +#define R300_VPS_POINTSIZE 3 +#define R300_VPS_ZERO_3 4 +#define R300_VPS_CMDSIZE 5 + + /* the layout is common for all fields inside tex */ +#define R300_TEX_CMD_0 0 +#define R300_TEX_VALUE_0 1 +/* We don't really use this, instead specify mtu+1 dynamically +#define R300_TEX_CMDSIZE (MAX_TEXTURE_UNITS+1) +*/ + +/** + * Cache for hardware register state. + */ +struct r300_hw_state { + struct radeon_state_atom vpt; /* viewport (1D98) */ + struct radeon_state_atom vap_cntl; + struct radeon_state_atom vap_index_offset; /* 0x208c r5xx only */ + struct radeon_state_atom vof; /* VAP output format register 0x2090 */ + struct radeon_state_atom vte; /* (20B0) */ + struct radeon_state_atom vap_vf_max_vtx_indx; /* Maximum Vertex Indx Clamp (2134) */ + struct radeon_state_atom vap_cntl_status; + struct radeon_state_atom vir[2]; /* vap input route (2150/21E0) */ + struct radeon_state_atom vic; /* vap input control (2180) */ + struct radeon_state_atom vap_psc_sgn_norm_cntl; /* Programmable Stream Control Signed Normalize Control (21DC) */ + struct radeon_state_atom vap_clip_cntl; + struct radeon_state_atom vap_clip; + struct radeon_state_atom vap_pvs_vtx_timeout_reg; /* Vertex timeout register (2288) */ + struct radeon_state_atom pvs; /* pvs_cntl (22D0) */ + struct radeon_state_atom gb_enable; /* (4008) */ + struct radeon_state_atom gb_misc; /* Multisampling position shifts ? (4010) */ + struct radeon_state_atom ga_point_s0; /* S Texture Coordinate of Vertex 0 for Point texture stuffing (LLC) (4200) */ + struct radeon_state_atom ga_triangle_stipple; /* (4214) */ + struct radeon_state_atom ps; /* pointsize (421C) */ + struct radeon_state_atom ga_point_minmax; /* (4230) */ + struct radeon_state_atom lcntl; /* line control */ + struct radeon_state_atom ga_line_stipple; /* (4260) */ + struct radeon_state_atom shade; + struct radeon_state_atom polygon_mode; + struct radeon_state_atom fogp; /* fog parameters (4294) */ + struct radeon_state_atom ga_soft_reset; /* (429C) */ + struct radeon_state_atom zbias_cntl; + struct radeon_state_atom zbs; /* zbias (42A4) */ + struct radeon_state_atom occlusion_cntl; + struct radeon_state_atom cul; /* cull cntl (42B8) */ + struct radeon_state_atom su_depth_scale; /* (42C0) */ + struct radeon_state_atom rc; /* rs control (4300) */ + struct radeon_state_atom ri; /* rs interpolators (4310) */ + struct radeon_state_atom rr; /* rs route (4330) */ + struct radeon_state_atom sc_hyperz; /* (43A4) */ + struct radeon_state_atom sc_screendoor; /* (43E8) */ + struct radeon_state_atom fp; /* fragment program cntl + nodes (4600) */ + struct radeon_state_atom fpt; /* texi - (4620) */ + struct radeon_state_atom us_out_fmt; /* (46A4) */ + struct radeon_state_atom r500fp; /* r500 fp instructions */ + struct radeon_state_atom r500fp_const; /* r500 fp constants */ + struct radeon_state_atom fpi[4]; /* fp instructions (46C0/47C0/48C0/49C0) */ + struct radeon_state_atom fogs; /* fog state (4BC0) */ + struct radeon_state_atom fogc; /* fog color (4BC8) */ + struct radeon_state_atom at; /* alpha test (4BD4) */ + struct radeon_state_atom fg_depth_src; /* (4BD8) */ + struct radeon_state_atom fpp; /* 0x4C00 and following */ + struct radeon_state_atom rb3d_cctl; /* (4E00) */ + struct radeon_state_atom bld; /* blending (4E04) */ + struct radeon_state_atom cmk; /* colormask (4E0C) */ + struct radeon_state_atom blend_color; /* constant blend color */ + struct radeon_state_atom rop; /* ropcntl */ + struct radeon_state_atom cb; /* colorbuffer (4E28) */ + struct radeon_state_atom rb3d_dither_ctl; /* (4E50) */ + struct radeon_state_atom rb3d_aaresolve_ctl; /* (4E88) */ + struct radeon_state_atom rb3d_discard_src_pixel_lte_threshold; /* (4E88) I saw it only written on RV350 hardware.. */ + struct radeon_state_atom zs; /* zstencil control (4F00) */ + struct radeon_state_atom zstencil_format; + struct radeon_state_atom zb; /* z buffer (4F20) */ + struct radeon_state_atom zb_depthclearvalue; /* (4F28) */ + struct radeon_state_atom unk4F30; /* (4F30) */ + struct radeon_state_atom zb_hiz_offset; /* (4F44) */ + struct radeon_state_atom zb_hiz_pitch; /* (4F54) */ + + struct radeon_state_atom vpi; /* vp instructions */ + struct radeon_state_atom vpp; /* vp parameters */ + struct radeon_state_atom vps; /* vertex point size (?) */ + struct radeon_state_atom vpucp[6]; /* vp user clip plane - 6 */ + /* 8 texture units */ + /* the state is grouped by function and not by + texture unit. This makes single unit updates + really awkward - we are much better off + updating the whole thing at once */ + struct { + struct radeon_state_atom filter; + struct radeon_state_atom filter_1; + struct radeon_state_atom size; + struct radeon_state_atom format; + struct radeon_state_atom pitch; + struct radeon_state_atom offset; + struct radeon_state_atom chroma_key; + struct radeon_state_atom border_color; + } tex; + struct radeon_state_atom txe; /* tex enable (4104) */ + + radeonTexObj *textures[R300_MAX_TEXTURE_UNITS]; +}; + +/** + * State cache + */ + +/* Vertex shader state */ + +/* Perhaps more if we store programs in vmem? */ +/* drm_r300_cmd_header_t->vpu->count is unsigned char */ +#define VSF_MAX_FRAGMENT_LENGTH (255*4) + +/* Can be tested with colormat currently. */ +#define VSF_MAX_FRAGMENT_TEMPS (14) + +#define STATE_R300_WINDOW_DIMENSION (STATE_INTERNAL_DRIVER+0) +#define STATE_R300_TEXRECT_FACTOR (STATE_INTERNAL_DRIVER+1) + +struct r300_vertex_shader_fragment { + int length; + union { + GLuint d[VSF_MAX_FRAGMENT_LENGTH]; + float f[VSF_MAX_FRAGMENT_LENGTH]; + GLuint i[VSF_MAX_FRAGMENT_LENGTH]; + } body; +}; + +struct r300_vertex_shader_state { + struct r300_vertex_shader_fragment program; +}; + +extern int hw_tcl_on; + +#define COLOR_IS_RGBA +#define TAG(x) r300##x +#include "tnl_dd/t_dd_vertex.h" +#undef TAG + +//#define CURRENT_VERTEX_SHADER(ctx) (ctx->VertexProgram._Current) +#define CURRENT_VERTEX_SHADER(ctx) (R300_CONTEXT(ctx)->selected_vp) + +/* Should but doesnt work */ +//#define CURRENT_VERTEX_SHADER(ctx) (R300_CONTEXT(ctx)->curr_vp) + +/* r300_vertex_shader_state and r300_vertex_program should probably be merged together someday. + * Keeping them them seperate for now should ensure fixed pipeline keeps functioning properly. + */ + +struct r300_vertex_program_key { + GLuint InputsRead; + GLuint OutputsWritten; + GLuint OutputsAdded; +}; + +struct r300_vertex_program { + struct r300_vertex_program *next; + struct r300_vertex_program_key key; + int translated; + + struct r300_vertex_shader_fragment program; + + int pos_end; + int num_temporaries; /* Number of temp vars used by program */ + int wpos_idx; + int inputs[VERT_ATTRIB_MAX]; + int outputs[VERT_RESULT_MAX]; + int native; + int ref_count; + int use_ref_count; +}; + +struct r300_vertex_program_cont { + struct gl_vertex_program mesa_program; /* Must be first */ + struct r300_vertex_shader_fragment params; + struct r300_vertex_program *progs; +}; + +#define PFS_MAX_ALU_INST 64 +#define PFS_MAX_TEX_INST 64 +#define PFS_MAX_TEX_INDIRECT 4 +#define PFS_NUM_TEMP_REGS 32 +#define PFS_NUM_CONST_REGS 16 + +struct r300_pfs_compile_state; + + +/** + * Stores state that influences the compilation of a fragment program. + */ +struct r300_fragment_program_external_state { + struct { + /** + * If the sampler is used as a shadow sampler, + * this field is: + * 0 - GL_LUMINANCE + * 1 - GL_INTENSITY + * 2 - GL_ALPHA + * depending on the depth texture mode. + */ + GLuint depth_texture_mode : 2; + + /** + * If the sampler is used as a shadow sampler, + * this field is (texture_compare_func - GL_NEVER). + * [e.g. if compare function is GL_LEQUAL, this field is 3] + * + * Otherwise, this field is 0. + */ + GLuint texture_compare_func : 3; + } unit[16]; +}; + + +struct r300_fragment_program_node { + int tex_offset; /**< first tex instruction */ + int tex_end; /**< last tex instruction, relative to tex_offset */ + int alu_offset; /**< first ALU instruction */ + int alu_end; /**< last ALU instruction, relative to alu_offset */ + int flags; +}; + +/** + * Stores an R300 fragment program in its compiled-to-hardware form. + */ +struct r300_fragment_program_code { + struct { + int length; /**< total # of texture instructions used */ + GLuint inst[PFS_MAX_TEX_INST]; + } tex; + + struct { + int length; /**< total # of ALU instructions used */ + struct { + GLuint inst0; + GLuint inst1; + GLuint inst2; + GLuint inst3; + } inst[PFS_MAX_ALU_INST]; + } alu; + + struct r300_fragment_program_node node[4]; + int cur_node; + int first_node_has_tex; + + /** + * Remember which program register a given hardware constant + * belongs to. + */ + struct prog_src_register constant[PFS_NUM_CONST_REGS]; + int const_nr; + + int max_temp_idx; +}; + +/** + * Store everything about a fragment program that is needed + * to render with that program. + */ +struct r300_fragment_program { + struct gl_fragment_program mesa_program; + + GLboolean translated; + GLboolean error; + + struct r300_fragment_program_external_state state; + struct r300_fragment_program_code code; + + GLboolean WritesDepth; + GLuint optimization; +}; + +struct r500_pfs_compile_state; + +struct r500_fragment_program_external_state { + struct { + /** + * If the sampler is used as a shadow sampler, + * this field is: + * 0 - GL_LUMINANCE + * 1 - GL_INTENSITY + * 2 - GL_ALPHA + * depending on the depth texture mode. + */ + GLuint depth_texture_mode : 2; + + /** + * If the sampler is used as a shadow sampler, + * this field is (texture_compare_func - GL_NEVER). + * [e.g. if compare function is GL_LEQUAL, this field is 3] + * + * Otherwise, this field is 0. + */ + GLuint texture_compare_func : 3; + } unit[16]; +}; + +struct r500_fragment_program_code { + struct { + GLuint inst0; + GLuint inst1; + GLuint inst2; + GLuint inst3; + GLuint inst4; + GLuint inst5; + } inst[512]; + + int inst_offset; + int inst_end; + + /** + * Remember which program register a given hardware constant + * belongs to. + */ + struct prog_src_register constant[PFS_NUM_CONST_REGS]; + int const_nr; + + int max_temp_idx; +}; + +struct r500_fragment_program { + struct gl_fragment_program mesa_program; + + GLcontext *ctx; + GLboolean translated; + GLboolean error; + + struct r500_fragment_program_external_state state; + struct r500_fragment_program_code code; + + GLboolean writes_depth; + + GLuint optimization; +}; + +#define R300_MAX_AOS_ARRAYS 16 + +#define REG_COORDS 0 +#define REG_COLOR0 1 +#define REG_TEX0 2 + +struct r300_state { + struct r300_texture_state texture; + int sw_tcl_inputs[VERT_ATTRIB_MAX]; + struct r300_vertex_shader_state vertex_shader; + + + DECLARE_RENDERINPUTS(render_inputs_bitset); /* actual render inputs that R300 was configured for. + They are the same as tnl->render_inputs for fixed pipeline */ + +}; + +#define R300_FALLBACK_NONE 0 +#define R300_FALLBACK_TCL 1 +#define R300_FALLBACK_RAST 2 + +/* r300_swtcl.c + */ +struct r300_swtcl_info { + /* + * Offset of the 4UB color data within a hardware (swtcl) vertex. + */ + GLuint coloroffset; + + /** + * Offset of the 3UB specular color data within a hardware (swtcl) vertex. + */ + GLuint specoffset; + + struct vertex_attribute{ + GLuint attr; + GLubyte format; + GLubyte dst_loc; + GLuint swizzle; + GLubyte write_mask; + } vert_attrs[VERT_ATTRIB_MAX]; + + GLubyte vertex_attr_count; +}; + + +/** + * \brief R300 context structure. + */ +struct r300_context { + struct radeon_context radeon; /* parent class, must be first */ + + struct r300_hw_state hw; + + struct r300_state state; + struct gl_vertex_program *curr_vp; + struct r300_vertex_program *selected_vp; + + /* Vertex buffers + */ + GLvector4f dummy_attrib[_TNL_ATTRIB_MAX]; + GLvector4f *temp_attrib[_TNL_ATTRIB_MAX]; + + GLboolean disable_lowimpact_fallback; + + struct r300_swtcl_info swtcl; + GLboolean vap_flush_needed; +}; + +#define R300_CONTEXT(ctx) ((r300ContextPtr)(ctx->DriverCtx)) + +extern void r300DestroyContext(__DRIcontextPrivate * driContextPriv); +extern GLboolean r300CreateContext(const __GLcontextModes * glVisual, + __DRIcontextPrivate * driContextPriv, + void *sharedContextPrivate); + +extern void r300SelectVertexShader(r300ContextPtr r300); +extern void r300InitShaderFuncs(struct dd_function_table *functions); +extern int r300VertexProgUpdateParams(GLcontext * ctx, + struct r300_vertex_program_cont *vp, + float *dst); + +#define RADEON_D_CAPTURE 0 +#define RADEON_D_PLAYBACK 1 +#define RADEON_D_PLAYBACK_RAW 2 +#define RADEON_D_T 3 + +#define r300PackFloat32 radeonPackFloat32 +#define r300PackFloat24 radeonPackFloat24 + +#endif /* __R300_CONTEXT_H__ */ |