src/mesa/drivers/dri/nouveau/nv10_state_raster.c

   1 /*
   2  * Copyright (C) 2009 Francisco Jerez.
   3  * All Rights Reserved.
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining
   6  * a copy of this software and associated documentation files (the
   7  * "Software"), to deal in the Software without restriction, including
   8  * without limitation the rights to use, copy, modify, merge, publish,
   9  * distribute, sublicense, and/or sell copies of the Software, and to
  10  * permit persons to whom the Software is furnished to do so, subject to
  11  * the following conditions:
  12  *
  13  * The above copyright notice and this permission notice (including the
  14  * next paragraph) shall be included in all copies or substantial
  15  * portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  18  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
  20  * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
  21  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  22  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  23  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24  *
  25  */
  26
  27 #include "nouveau_driver.h"
  28 #include "nouveau_context.h"
  29 #include "nouveau_gldefs.h"
  30 #include "nouveau_util.h"
  31 #include "nv10_3d.xml.h"
  32 #include "nv10_driver.h"
  33
  34 void
  35 nv10_emit_alpha_func(struct gl_context *ctx, int emit)
  36 {
  37         struct nouveau_pushbuf *push = context_push(ctx);
  38
  39         BEGIN_NV04(push, NV10_3D(ALPHA_FUNC_ENABLE), 1);
  40         PUSH_DATAb(push, ctx->Color.AlphaEnabled);
  41
  42         BEGIN_NV04(push, NV10_3D(ALPHA_FUNC_FUNC), 2);
  43         PUSH_DATA (push, nvgl_comparison_op(ctx->Color.AlphaFunc));
  44         PUSH_DATA (push, FLOAT_TO_UBYTE(ctx->Color.AlphaRef));
  45 }
  46
  47 void
  48 nv10_emit_blend_color(struct gl_context *ctx, int emit)
  49 {
  50         struct nouveau_pushbuf *push = context_push(ctx);
  51
  52         BEGIN_NV04(push, NV10_3D(BLEND_COLOR), 1);
  53         PUSH_DATA (push, FLOAT_TO_UBYTE(ctx->Color.BlendColor[3]) << 24 |
  54                  FLOAT_TO_UBYTE(ctx->Color.BlendColor[0]) << 16 |
  55                  FLOAT_TO_UBYTE(ctx->Color.BlendColor[1]) << 8 |
  56                  FLOAT_TO_UBYTE(ctx->Color.BlendColor[2]) << 0);
  57 }
  58
  59 void
  60 nv10_emit_blend_equation(struct gl_context *ctx, int emit)
  61 {
  62         struct nouveau_pushbuf *push = context_push(ctx);
  63
  64         BEGIN_NV04(push, NV10_3D(BLEND_FUNC_ENABLE), 1);
  65         PUSH_DATAb(push, ctx->Color.BlendEnabled);
  66
  67         BEGIN_NV04(push, NV10_3D(BLEND_EQUATION), 1);
  68         PUSH_DATA (push, nvgl_blend_eqn(ctx->Color.Blend[0].EquationRGB));
  69 }
  70
  71 void
  72 nv10_emit_blend_func(struct gl_context *ctx, int emit)
  73 {
  74         struct nouveau_pushbuf *push = context_push(ctx);
  75
  76         BEGIN_NV04(push, NV10_3D(BLEND_FUNC_SRC), 2);
  77         PUSH_DATA (push, nvgl_blend_func(ctx->Color.Blend[0].SrcRGB));
  78         PUSH_DATA (push, nvgl_blend_func(ctx->Color.Blend[0].DstRGB));
  79 }
  80
  81 void
  82 nv10_emit_color_mask(struct gl_context *ctx, int emit)
  83 {
  84         struct nouveau_pushbuf *push = context_push(ctx);
  85
  86         BEGIN_NV04(push, NV10_3D(COLOR_MASK), 1);
  87         PUSH_DATA (push, ((ctx->Color.ColorMask[0][3] ? 1 << 24 : 0) |
  88                         (ctx->Color.ColorMask[0][0] ? 1 << 16 : 0) |
  89                         (ctx->Color.ColorMask[0][1] ? 1 << 8 : 0) |
  90                         (ctx->Color.ColorMask[0][2] ? 1 << 0 : 0)));
  91 }
  92
  93 void
  94 nv10_emit_depth(struct gl_context *ctx, int emit)
  95 {
  96         struct nouveau_pushbuf *push = context_push(ctx);
  97
  98         BEGIN_NV04(push, NV10_3D(DEPTH_TEST_ENABLE), 1);
  99         PUSH_DATAb(push, ctx->Depth.Test);
 100         BEGIN_NV04(push, NV10_3D(DEPTH_WRITE_ENABLE), 1);
 101         PUSH_DATAb(push, ctx->Depth.Mask);
 102         BEGIN_NV04(push, NV10_3D(DEPTH_FUNC), 1);
 103         PUSH_DATA (push, nvgl_comparison_op(ctx->Depth.Func));
 104 }
 105
 106 void
 107 nv10_emit_dither(struct gl_context *ctx, int emit)
 108 {
 109         struct nouveau_pushbuf *push = context_push(ctx);
 110
 111         BEGIN_NV04(push, NV10_3D(DITHER_ENABLE), 1);
 112         PUSH_DATAb(push, ctx->Color.DitherFlag);
 113 }
 114
 115 void
 116 nv10_emit_logic_opcode(struct gl_context *ctx, int emit)
 117 {
 118         struct nouveau_pushbuf *push = context_push(ctx);
 119
 120         assert(!ctx->Color.ColorLogicOpEnabled
 121                || context_chipset(ctx) >= 0x11);
 122
 123         BEGIN_NV04(push, NV11_3D(COLOR_LOGIC_OP_ENABLE), 2);
 124         PUSH_DATAb(push, ctx->Color.ColorLogicOpEnabled);
 125         PUSH_DATA (push, nvgl_logicop_func(ctx->Color.LogicOp));
 126 }
 127
 128 void
 129 nv10_emit_shade_model(struct gl_context *ctx, int emit)
 130 {
 131         struct nouveau_pushbuf *push = context_push(ctx);
 132
 133         BEGIN_NV04(push, NV10_3D(SHADE_MODEL), 1);
 134         PUSH_DATA (push, ctx->Light.ShadeModel == GL_SMOOTH ?
 135                  NV10_3D_SHADE_MODEL_SMOOTH : NV10_3D_SHADE_MODEL_FLAT);
 136 }
 137
 138 void
 139 nv10_emit_stencil_func(struct gl_context *ctx, int emit)
 140 {
 141         struct nouveau_pushbuf *push = context_push(ctx);
 142
 143         BEGIN_NV04(push, NV10_3D(STENCIL_ENABLE), 1);
 144         PUSH_DATAb(push, ctx->Stencil.Enabled);
 145
 146         BEGIN_NV04(push, NV10_3D(STENCIL_FUNC_FUNC), 3);
 147         PUSH_DATA (push, nvgl_comparison_op(ctx->Stencil.Function[0]));
 148         PUSH_DATA (push, ctx->Stencil.Ref[0]);
 149         PUSH_DATA (push, ctx->Stencil.ValueMask[0]);
 150 }
 151
 152 void
 153 nv10_emit_stencil_mask(struct gl_context *ctx, int emit)
 154 {
 155         struct nouveau_pushbuf *push = context_push(ctx);
 156
 157         BEGIN_NV04(push, NV10_3D(STENCIL_MASK), 1);
 158         PUSH_DATA (push, ctx->Stencil.WriteMask[0]);
 159 }
 160
 161 void
 162 nv10_emit_stencil_op(struct gl_context *ctx, int emit)
 163 {
 164         struct nouveau_pushbuf *push = context_push(ctx);
 165
 166         BEGIN_NV04(push, NV10_3D(STENCIL_OP_FAIL), 3);
 167         PUSH_DATA (push, nvgl_stencil_op(ctx->Stencil.FailFunc[0]));
 168         PUSH_DATA (push, nvgl_stencil_op(ctx->Stencil.ZFailFunc[0]));
 169         PUSH_DATA (push, nvgl_stencil_op(ctx->Stencil.ZPassFunc[0]));
 170 }