From e92903e24c245df80245776ed9423bd933a97740 Mon Sep 17 00:00:00 2001 From: Oliver McFadden Date: Wed, 20 Jun 2007 14:24:04 +0000 Subject: [PATCH] r300: Initial work on merging the real and generated vertex program functions. --- src/mesa/drivers/dri/r300/r300_context.h | 13 --- src/mesa/drivers/dri/r300/r300_state.c | 113 ++++++++--------------- 2 files changed, 40 insertions(+), 86 deletions(-) diff --git a/src/mesa/drivers/dri/r300/r300_context.h b/src/mesa/drivers/dri/r300/r300_context.h index 44f02229b38..afd3dd384b5 100644 --- a/src/mesa/drivers/dri/r300/r300_context.h +++ b/src/mesa/drivers/dri/r300/r300_context.h @@ -583,19 +583,6 @@ struct r300_vertex_shader_fragment { struct r300_vertex_shader_state { struct r300_vertex_shader_fragment program; - - struct r300_vertex_shader_fragment unknown1; - struct r300_vertex_shader_fragment unknown2; - - int program_start; - int program_pos_end; - int program_end; - - int param_offset; - int param_count; - - int unknown_ptr2; /* pointer within program space */ - int unknown_ptr3; /* pointer within program space */ }; extern int hw_tcl_on; diff --git a/src/mesa/drivers/dri/r300/r300_state.c b/src/mesa/drivers/dri/r300/r300_state.c index 770b16ed453..310102fcc51 100644 --- a/src/mesa/drivers/dri/r300/r300_state.c +++ b/src/mesa/drivers/dri/r300/r300_state.c @@ -1477,7 +1477,7 @@ static void r300SetupRSUnit(GLcontext * ctx) if(_nc>_p->vpu.count)_p->vpu.count=_nc;\ }while(0) -static inline void setup_vertex_shader_fragment(r300ContextPtr r300, int dest, struct r300_vertex_shader_fragment *vsf) +static inline void r300SetupVertexProgramFragment(r300ContextPtr r300, int dest, struct r300_vertex_shader_fragment *vsf) { int i; @@ -1515,95 +1515,63 @@ static inline void setup_vertex_shader_fragment(r300ContextPtr r300, int dest, s } } -/* just a skeleton for now.. */ - -/* Generate a vertex shader that simply transforms vertex and texture coordinates, - while leaving colors intact. Nothing fancy (like lights) - - If implementing lights make a copy first, so it is easy to switch between the two versions */ - -#define WRITE_OP(oper,source1,source2,source3) {\ - rmesa->state.vertex_shader.program.body.i[rmesa->state.vertex_shader.program_end].op=(oper); \ - rmesa->state.vertex_shader.program.body.i[rmesa->state.vertex_shader.program_end].src[0]=(source1); \ - rmesa->state.vertex_shader.program.body.i[rmesa->state.vertex_shader.program_end].src[1]=(source2); \ - rmesa->state.vertex_shader.program.body.i[rmesa->state.vertex_shader.program_end].src[2]=(source3); \ - rmesa->state.vertex_shader.program_end++; \ - } - -static void r300GenerateSimpleVertexShader(r300ContextPtr rmesa) +static void r300SetupDefaultVertexProgram(r300ContextPtr rmesa) { - int i; + struct r300_vertex_shader_state *prog = &(rmesa->state.vertex_shader); GLuint o_reg = 0; + int i; + int inst_count = 0; + int param_count = 0; + int program_end = 0; - /* Allocate parameters */ - rmesa->state.vertex_shader.param_offset = 0x0; - rmesa->state.vertex_shader.param_count = 0x4; /* 4 vector values - 4x4 matrix */ - rmesa->state.vertex_shader.program_start = 0x0; - rmesa->state.vertex_shader.program_pos_end = 0x4; - rmesa->state.vertex_shader.program_end = 0x0; - rmesa->state.vertex_shader.unknown_ptr2 = 0x0; /* magic value */ - rmesa->state.vertex_shader.unknown_ptr3 = 0x4; /* magic value */ - rmesa->state.vertex_shader.unknown1.length = 0; - rmesa->state.vertex_shader.unknown2.length = 0; - - for (i = VERT_ATTRIB_POS; i < VERT_ATTRIB_MAX; i++) + for (i = VERT_ATTRIB_POS; i < VERT_ATTRIB_MAX; i++) { if (rmesa->state.sw_tcl_inputs[i] != -1) { - WRITE_OP(EASY_VSF_OP(MUL, o_reg++, ALL, RESULT), - VSF_REG(rmesa->state.sw_tcl_inputs[i]), - VSF_ATTR_UNITY(rmesa->state. - sw_tcl_inputs[i]), - VSF_UNITY(rmesa->state.sw_tcl_inputs[i]) - ) + prog->program.body.i[program_end].op = EASY_VSF_OP(MUL, o_reg++, ALL, RESULT); + prog->program.body.i[program_end].src[0] = VSF_REG(rmesa->state.sw_tcl_inputs[i]); + prog->program.body.i[program_end].src[1] = VSF_ATTR_UNITY(rmesa->state.sw_tcl_inputs[i]); + prog->program.body.i[program_end].src[2] = VSF_UNITY(rmesa->state.sw_tcl_inputs[i]); + program_end++; } + } - rmesa->state.vertex_shader.program_end--; /* rmesa wants program length to be one more - no idea why */ - rmesa->state.vertex_shader.program.length = (rmesa->state.vertex_shader.program_end + 1) * 4; - rmesa->state.vertex_shader.program_pos_end = rmesa->state.vertex_shader.program_end; - rmesa->state.vertex_shader.unknown_ptr2 = rmesa->state.vertex_shader.program_end; /* magic value ? */ - rmesa->state.vertex_shader.unknown_ptr3 = rmesa->state.vertex_shader.program_end; /* magic value ? */ + prog->program.length = program_end * 4; - setup_vertex_shader_fragment(rmesa, VSF_DEST_PROGRAM, &(rmesa->state.vertex_shader.program)); -#if 0 - setup_vertex_shader_fragment(rmesa, VSF_DEST_UNKNOWN1, &(rmesa->state.vertex_shader.unknown1)); - setup_vertex_shader_fragment(rmesa, VSF_DEST_UNKNOWN2, &(rmesa->state.vertex_shader.unknown2)); -#endif + r300SetupVertexProgramFragment(rmesa, VSF_DEST_PROGRAM, &(prog->program)); + inst_count = (prog->program.length / 4) - 1; R300_STATECHANGE(rmesa, pvs); rmesa->hw.pvs.cmd[R300_PVS_CNTL_1] = - (rmesa->state.vertex_shader.program_start << R300_PVS_CNTL_1_PROGRAM_START_SHIFT) | - (rmesa->state.vertex_shader.program_pos_end << R300_PVS_CNTL_1_POS_END_SHIFT) | - (rmesa->state.vertex_shader.program_end << R300_PVS_CNTL_1_PROGRAM_END_SHIFT); + (0 << R300_PVS_CNTL_1_PROGRAM_START_SHIFT) | + (inst_count << R300_PVS_CNTL_1_POS_END_SHIFT) | + (inst_count << R300_PVS_CNTL_1_PROGRAM_END_SHIFT); rmesa->hw.pvs.cmd[R300_PVS_CNTL_2] = - (rmesa->state.vertex_shader.param_offset << R300_PVS_CNTL_2_PARAM_OFFSET_SHIFT) | - (rmesa->state.vertex_shader.param_count << R300_PVS_CNTL_2_PARAM_COUNT_SHIFT); + (0 << R300_PVS_CNTL_2_PARAM_OFFSET_SHIFT) | + (param_count << R300_PVS_CNTL_2_PARAM_COUNT_SHIFT); rmesa->hw.pvs.cmd[R300_PVS_CNTL_3] = - (rmesa->state.vertex_shader.unknown_ptr2 << R300_PVS_CNTL_3_PROGRAM_UNKNOWN_SHIFT) | - (rmesa->state.vertex_shader.unknown_ptr3 << R300_PVS_CNTL_3_PROGRAM_UNKNOWN2_SHIFT); + (inst_count << R300_PVS_CNTL_3_PROGRAM_UNKNOWN_SHIFT) | + (inst_count << R300_PVS_CNTL_3_PROGRAM_UNKNOWN2_SHIFT); } -#undef WRITE_OP - -static void r300SetupVertexProgram(r300ContextPtr rmesa) +static void r300SetupRealVertexProgram(r300ContextPtr rmesa) { GLcontext *ctx = rmesa->radeon.glCtx; - int inst_count; - int param_count; struct r300_vertex_program *prog = (struct r300_vertex_program *)CURRENT_VERTEX_SHADER(ctx); + int inst_count = 0; + int param_count = 0; + /* FIXME: r300SetupVertexProgramFragment */ R300_STATECHANGE(rmesa, vpp); - param_count = r300VertexProgUpdateParams(ctx, (struct r300_vertex_program_cont *) - ctx->VertexProgram._Current /*prog */ , - (float *)&rmesa->hw.vpp.cmd[R300_VPP_PARAM_0]); + param_count = + r300VertexProgUpdateParams(ctx, + (struct r300_vertex_program_cont *) + ctx->VertexProgram._Current, + (float *)&rmesa->hw.vpp. + cmd[R300_VPP_PARAM_0]); bump_vpu_count(rmesa->hw.vpp.cmd, param_count); param_count /= 4; - setup_vertex_shader_fragment(rmesa, VSF_DEST_PROGRAM, &(prog->program)); -#if 0 - setup_vertex_shader_fragment(rmesa, VSF_DEST_UNKNOWN1, &(rmesa->state.vertex_shader.unknown1)); - setup_vertex_shader_fragment(rmesa, VSF_DEST_UNKNOWN2, &(rmesa->state.vertex_shader.unknown2)); -#endif - - inst_count = prog->program.length / 4 - 1; + r300SetupVertexProgramFragment(rmesa, VSF_DEST_PROGRAM, &(prog->program)); + inst_count = (prog->program.length / 4) - 1; R300_STATECHANGE(rmesa, pvs); rmesa->hw.pvs.cmd[R300_PVS_CNTL_1] = @@ -1618,7 +1586,7 @@ static void r300SetupVertexProgram(r300ContextPtr rmesa) (inst_count << R300_PVS_CNTL_3_PROGRAM_UNKNOWN2_SHIFT); } -static void r300SetupVertexShader(r300ContextPtr rmesa) +static void r300SetupVertexProgram(r300ContextPtr rmesa) { GLcontext *ctx = rmesa->radeon.glCtx; @@ -1632,10 +1600,10 @@ static void r300SetupVertexShader(r300ContextPtr rmesa) 0x406 is set to { 0.0, 0.0, 1.0, 0.0 } most of the time but should change with smooth points and in other rare cases. */ //setup_vertex_shader_fragment(rmesa, 0x406, &unk4); if (hw_tcl_on && ((struct r300_vertex_program *)CURRENT_VERTEX_SHADER(ctx))->translated) { - r300SetupVertexProgram(rmesa); + r300SetupRealVertexProgram(rmesa); } else { /* FIXME: This needs to be replaced by vertex shader generation code. */ - r300GenerateSimpleVertexShader(rmesa); + r300SetupDefaultVertexProgram(rmesa); } @@ -2046,7 +2014,6 @@ void r300UpdateShaders(r300ContextPtr rmesa) } r300UpdateStateParameters(ctx, _NEW_PROGRAM); } - } static void r300SetupPixelShader(r300ContextPtr rmesa) @@ -2133,7 +2100,7 @@ void r300UpdateShaderStates(r300ContextPtr rmesa) r300SetupTextures(ctx); if ((rmesa->radeon.radeonScreen->chip_flags & RADEON_CHIPSET_TCL)) - r300SetupVertexShader(rmesa); + r300SetupVertexProgram(rmesa); r300SetupRSUnit(ctx); } -- 2.30.2