diff options
Diffstat (limited to 'src/mesa/drivers/dri/nouveau/nv20_state_tnl.c')
-rw-r--r-- | src/mesa/drivers/dri/nouveau/nv20_state_tnl.c | 396 |
1 files changed, 396 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/nouveau/nv20_state_tnl.c b/src/mesa/drivers/dri/nouveau/nv20_state_tnl.c new file mode 100644 index 0000000000..0d566064f6 --- /dev/null +++ b/src/mesa/drivers/dri/nouveau/nv20_state_tnl.c @@ -0,0 +1,396 @@ +/* + * Copyright (C) 2009-2010 Francisco Jerez. + * All Rights Reserved. + * + * 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. + * + */ + +#include "nouveau_driver.h" +#include "nouveau_context.h" +#include "nouveau_gldefs.h" +#include "nouveau_util.h" +#include "nouveau_class.h" +#include "nv10_driver.h" +#include "nv20_driver.h" + +void +nv20_emit_clip_plane(GLcontext *ctx, int emit) +{ +} + +static inline unsigned +get_material_bitmask(unsigned m) +{ + unsigned ret = 0; + + if (m & MAT_BIT_FRONT_EMISSION) + ret |= NV20TCL_COLOR_MATERIAL_FRONT_EMISSION_COL1; + if (m & MAT_BIT_FRONT_AMBIENT) + ret |= NV20TCL_COLOR_MATERIAL_FRONT_AMBIENT_COL1; + if (m & MAT_BIT_FRONT_DIFFUSE) + ret |= NV20TCL_COLOR_MATERIAL_FRONT_DIFFUSE_COL1; + if (m & MAT_BIT_FRONT_SPECULAR) + ret |= NV20TCL_COLOR_MATERIAL_FRONT_SPECULAR_COL1; + + if (m & MAT_BIT_BACK_EMISSION) + ret |= NV20TCL_COLOR_MATERIAL_BACK_EMISSION_COL1; + if (m & MAT_BIT_BACK_AMBIENT) + ret |= NV20TCL_COLOR_MATERIAL_BACK_AMBIENT_COL1; + if (m & MAT_BIT_BACK_DIFFUSE) + ret |= NV20TCL_COLOR_MATERIAL_BACK_DIFFUSE_COL1; + if (m & MAT_BIT_BACK_SPECULAR) + ret |= NV20TCL_COLOR_MATERIAL_BACK_SPECULAR_COL1; + + return ret; +} + +void +nv20_emit_color_material(GLcontext *ctx, int emit) +{ + struct nouveau_channel *chan = context_chan(ctx); + struct nouveau_grobj *kelvin = context_eng3d(ctx); + unsigned mask = get_material_bitmask(ctx->Light.ColorMaterialBitmask); + + BEGIN_RING(chan, kelvin, NV20TCL_COLOR_MATERIAL, 1); + OUT_RING(chan, ctx->Light.ColorMaterialEnabled ? mask : 0); +} + +static unsigned +get_fog_mode_signed(unsigned mode) +{ + switch (mode) { + case GL_LINEAR: + return NV20TCL_FOG_MODE_LINEAR_SIGNED; + case GL_EXP: + return NV20TCL_FOG_MODE_EXP_SIGNED; + case GL_EXP2: + return NV20TCL_FOG_MODE_EXP2_SIGNED; + default: + assert(0); + } +} + +static unsigned +get_fog_mode_unsigned(unsigned mode) +{ + switch (mode) { + case GL_LINEAR: + return NV20TCL_FOG_MODE_LINEAR_UNSIGNED; + case GL_EXP: + return NV20TCL_FOG_MODE_EXP_UNSIGNED; + case GL_EXP2: + return NV20TCL_FOG_MODE_EXP2_UNSIGNED; + default: + assert(0); + } +} + +static unsigned +get_fog_source(unsigned source) +{ + switch (source) { + case GL_FOG_COORDINATE_EXT: + return NV20TCL_FOG_COORD_FOG; + case GL_FRAGMENT_DEPTH_EXT: + return NV20TCL_FOG_COORD_DIST_ORTHOGONAL_ABS; + default: + assert(0); + } +} + +void +nv20_emit_fog(GLcontext *ctx, int emit) +{ + struct nouveau_context *nctx = to_nouveau_context(ctx); + struct nouveau_channel *chan = context_chan(ctx); + struct nouveau_grobj *kelvin = context_eng3d(ctx); + struct gl_fog_attrib *f = &ctx->Fog; + unsigned source = nctx->fallback == HWTNL ? + f->FogCoordinateSource : GL_FOG_COORDINATE_EXT; + float k[3]; + + nv10_get_fog_coeff(ctx, k); + + BEGIN_RING(chan, kelvin, NV20TCL_FOG_MODE, 4); + OUT_RING(chan, (source == GL_FOG_COORDINATE_EXT ? + get_fog_mode_signed(f->Mode) : + get_fog_mode_unsigned(f->Mode))); + OUT_RING(chan, get_fog_source(source)); + OUT_RING(chan, f->Enabled ? 1 : 0); + OUT_RING(chan, pack_rgba_f(MESA_FORMAT_RGBA8888_REV, f->Color)); + + BEGIN_RING(chan, kelvin, NV20TCL_FOG_EQUATION_CONSTANT, 3); + OUT_RINGf(chan, k[0]); + OUT_RINGf(chan, k[1]); + OUT_RINGf(chan, k[2]); +} + +void +nv20_emit_light_model(GLcontext *ctx, int emit) +{ + struct nouveau_channel *chan = context_chan(ctx); + struct nouveau_grobj *kelvin = context_eng3d(ctx); + struct gl_lightmodel *m = &ctx->Light.Model; + + BEGIN_RING(chan, kelvin, NV20TCL_SEPARATE_SPECULAR_ENABLE, 1); + OUT_RING(chan, m->ColorControl == GL_SEPARATE_SPECULAR_COLOR ? 1 : 0); + + BEGIN_RING(chan, kelvin, NV20TCL_LIGHT_MODEL, 1); + OUT_RING(chan, ((m->LocalViewer ? + NV20TCL_LIGHT_MODEL_VIEWER_LOCAL : + NV20TCL_LIGHT_MODEL_VIEWER_NONLOCAL) | + (m->ColorControl == GL_SEPARATE_SPECULAR_COLOR ? + NV20TCL_LIGHT_MODEL_SEPARATE_SPECULAR : + 0))); + + BEGIN_RING(chan, kelvin, NV20TCL_LIGHT_MODEL_TWO_SIDE_ENABLE, 1); + OUT_RING(chan, ctx->Light.Model.TwoSide ? 1 : 0); +} + +void +nv20_emit_light_source(GLcontext *ctx, int emit) +{ + const int i = emit - NOUVEAU_STATE_LIGHT_SOURCE0; + struct nouveau_channel *chan = context_chan(ctx); + struct nouveau_grobj *kelvin = context_eng3d(ctx); + struct gl_light *l = &ctx->Light.Light[i]; + + if (l->_Flags & LIGHT_POSITIONAL) { + BEGIN_RING(chan, kelvin, NV20TCL_LIGHT_POSITION_X(i), 3); + OUT_RINGf(chan, l->_Position[0]); + OUT_RINGf(chan, l->_Position[1]); + OUT_RINGf(chan, l->_Position[2]); + + BEGIN_RING(chan, kelvin, NV20TCL_LIGHT_ATTENUATION_CONSTANT(i), 3); + OUT_RINGf(chan, l->ConstantAttenuation); + OUT_RINGf(chan, l->LinearAttenuation); + OUT_RINGf(chan, l->QuadraticAttenuation); + + } else { + BEGIN_RING(chan, kelvin, NV20TCL_LIGHT_DIRECTION_X(i), 3); + OUT_RINGf(chan, l->_VP_inf_norm[0]); + OUT_RINGf(chan, l->_VP_inf_norm[1]); + OUT_RINGf(chan, l->_VP_inf_norm[2]); + + BEGIN_RING(chan, kelvin, NV20TCL_LIGHT_HALF_VECTOR_X(i), 3); + OUT_RINGf(chan, l->_h_inf_norm[0]); + OUT_RINGf(chan, l->_h_inf_norm[1]); + OUT_RINGf(chan, l->_h_inf_norm[2]); + } + + if (l->_Flags & LIGHT_SPOT) { + float k[7]; + + nv10_get_spot_coeff(l, k); + + BEGIN_RING(chan, kelvin, NV20TCL_LIGHT_SPOT_CUTOFF_A(i), 7); + OUT_RINGf(chan, k[0]); + OUT_RINGf(chan, k[1]); + OUT_RINGf(chan, k[2]); + OUT_RINGf(chan, k[3]); + OUT_RINGf(chan, k[4]); + OUT_RINGf(chan, k[5]); + OUT_RINGf(chan, k[6]); + } +} + +#define USE_COLOR_MATERIAL(attr, side) \ + (ctx->Light.ColorMaterialEnabled && \ + ctx->Light.ColorMaterialBitmask & (1 << MAT_ATTRIB_##attr(side))) + +void +nv20_emit_material_ambient(GLcontext *ctx, int emit) +{ + const int side = emit - NOUVEAU_STATE_MATERIAL_FRONT_AMBIENT; + struct nouveau_channel *chan = context_chan(ctx); + struct nouveau_grobj *kelvin = context_eng3d(ctx); + float (*mat)[4] = ctx->Light.Material.Attrib; + uint32_t m_scene[] = { NV20TCL_LIGHT_MODEL_FRONT_AMBIENT_R, + NV20TCL_LIGHT_MODEL_BACK_AMBIENT_R }; + uint32_t m_factor[] = { NV20TCL_MATERIAL_FACTOR_FRONT_R, + NV20TCL_MATERIAL_FACTOR_BACK_R }; + float c_scene[3], c_factor[3]; + struct gl_light *l; + + if (USE_COLOR_MATERIAL(AMBIENT, side)) { + COPY_3V(c_scene, mat[MAT_ATTRIB_EMISSION(side)]); + COPY_3V(c_factor, ctx->Light.Model.Ambient); + + } else if (USE_COLOR_MATERIAL(EMISSION, side)) { + SCALE_3V(c_scene, mat[MAT_ATTRIB_AMBIENT(side)], + ctx->Light.Model.Ambient); + ASSIGN_3V(c_factor, 1, 1, 1); + + } else { + COPY_3V(c_scene, ctx->Light._BaseColor[side]); + ZERO_3V(c_factor); + } + + BEGIN_RING(chan, kelvin, m_scene[side], 3); + OUT_RINGf(chan, c_scene[0]); + OUT_RINGf(chan, c_scene[1]); + OUT_RINGf(chan, c_scene[2]); + + if (ctx->Light.ColorMaterialEnabled) { + BEGIN_RING(chan, kelvin, m_factor[side], 3); + OUT_RINGf(chan, c_factor[0]); + OUT_RINGf(chan, c_factor[1]); + OUT_RINGf(chan, c_factor[2]); + } + + foreach(l, &ctx->Light.EnabledList) { + const int i = l - ctx->Light.Light; + uint32_t m_light[] = { NV20TCL_LIGHT_FRONT_AMBIENT_R(i), + NV20TCL_LIGHT_BACK_AMBIENT_R(i) }; + float *c_light = (USE_COLOR_MATERIAL(AMBIENT, side) ? + l->Ambient : + l->_MatAmbient[side]); + + BEGIN_RING(chan, kelvin, m_light[side], 3); + OUT_RINGf(chan, c_light[0]); + OUT_RINGf(chan, c_light[1]); + OUT_RINGf(chan, c_light[2]); + } +} + +void +nv20_emit_material_diffuse(GLcontext *ctx, int emit) +{ + const int side = emit - NOUVEAU_STATE_MATERIAL_FRONT_DIFFUSE; + struct nouveau_channel *chan = context_chan(ctx); + struct nouveau_grobj *kelvin = context_eng3d(ctx); + GLfloat (*mat)[4] = ctx->Light.Material.Attrib; + uint32_t m_factor[] = { NV20TCL_MATERIAL_FACTOR_FRONT_A, + NV20TCL_MATERIAL_FACTOR_BACK_A }; + struct gl_light *l; + + BEGIN_RING(chan, kelvin, m_factor[side], 1); + OUT_RINGf(chan, mat[MAT_ATTRIB_DIFFUSE(side)][3]); + + foreach(l, &ctx->Light.EnabledList) { + const int i = l - ctx->Light.Light; + uint32_t m_light[] = { NV20TCL_LIGHT_FRONT_DIFFUSE_R(i), + NV20TCL_LIGHT_BACK_DIFFUSE_R(i) }; + float *c_light = (USE_COLOR_MATERIAL(DIFFUSE, side) ? + l->Diffuse : + l->_MatDiffuse[side]); + + BEGIN_RING(chan, kelvin, m_light[side], 3); + OUT_RINGf(chan, c_light[0]); + OUT_RINGf(chan, c_light[1]); + OUT_RINGf(chan, c_light[2]); + } +} + +void +nv20_emit_material_specular(GLcontext *ctx, int emit) +{ + const int side = emit - NOUVEAU_STATE_MATERIAL_FRONT_SPECULAR; + struct nouveau_channel *chan = context_chan(ctx); + struct nouveau_grobj *kelvin = context_eng3d(ctx); + struct gl_light *l; + + foreach(l, &ctx->Light.EnabledList) { + const int i = l - ctx->Light.Light; + uint32_t m_light[] = { NV20TCL_LIGHT_FRONT_SPECULAR_R(i), + NV20TCL_LIGHT_BACK_SPECULAR_R(i) }; + float *c_light = (USE_COLOR_MATERIAL(SPECULAR, side) ? + l->Specular : + l->_MatSpecular[side]); + + BEGIN_RING(chan, kelvin, m_light[side], 3); + OUT_RINGf(chan, c_light[0]); + OUT_RINGf(chan, c_light[1]); + OUT_RINGf(chan, c_light[2]); + } +} + +void +nv20_emit_material_shininess(GLcontext *ctx, int emit) +{ + const int side = emit - NOUVEAU_STATE_MATERIAL_FRONT_SHININESS; + struct nouveau_channel *chan = context_chan(ctx); + struct nouveau_grobj *kelvin = context_eng3d(ctx); + float (*mat)[4] = ctx->Light.Material.Attrib; + uint32_t mthd[] = { NV20TCL_FRONT_MATERIAL_SHININESS(0), + NV20TCL_BACK_MATERIAL_SHININESS(0) }; + float k[6]; + + nv10_get_shininess_coeff( + CLAMP(mat[MAT_ATTRIB_SHININESS(side)][0], 0, 1024), + k); + + BEGIN_RING(chan, kelvin, mthd[side], 6); + OUT_RINGf(chan, k[0]); + OUT_RINGf(chan, k[1]); + OUT_RINGf(chan, k[2]); + OUT_RINGf(chan, k[3]); + OUT_RINGf(chan, k[4]); + OUT_RINGf(chan, k[5]); +} + +void +nv20_emit_modelview(GLcontext *ctx, int emit) +{ + struct nouveau_context *nctx = to_nouveau_context(ctx); + struct nouveau_channel *chan = context_chan(ctx); + struct nouveau_grobj *kelvin = context_eng3d(ctx); + GLmatrix *m = ctx->ModelviewMatrixStack.Top; + + if (nctx->fallback != HWTNL) + return; + + if (ctx->Light._NeedEyeCoords || ctx->Fog.Enabled) { + BEGIN_RING(chan, kelvin, NV20TCL_MODELVIEW0_MATRIX(0), 16); + OUT_RINGm(chan, m->m); + } + + if (ctx->Light.Enabled) { + int i, j; + + BEGIN_RING(chan, kelvin, + NV20TCL_INVERSE_MODELVIEW0_MATRIX(0), 12); + for (i = 0; i < 3; i++) + for (j = 0; j < 4; j++) + OUT_RINGf(chan, m->inv[4*i + j]); + } +} + +void +nv20_emit_projection(GLcontext *ctx, int emit) +{ + struct nouveau_context *nctx = to_nouveau_context(ctx); + struct nouveau_channel *chan = context_chan(ctx); + struct nouveau_grobj *kelvin = context_eng3d(ctx); + GLmatrix m; + + _math_matrix_ctr(&m); + get_viewport_scale(ctx, m.m); + + if (nctx->fallback == HWTNL) + _math_matrix_mul_matrix(&m, &m, &ctx->_ModelProjectMatrix); + + BEGIN_RING(chan, kelvin, NV20TCL_PROJECTION_MATRIX(0), 16); + OUT_RINGm(chan, m.m); + + _math_matrix_dtr(&m); +} |