diff options
Diffstat (limited to 'src/mesa/drivers/dri/nouveau/nv30_state.c')
-rw-r--r-- | src/mesa/drivers/dri/nouveau/nv30_state.c | 901 |
1 files changed, 901 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/nouveau/nv30_state.c b/src/mesa/drivers/dri/nouveau/nv30_state.c new file mode 100644 index 0000000000..4d79bb6127 --- /dev/null +++ b/src/mesa/drivers/dri/nouveau/nv30_state.c @@ -0,0 +1,901 @@ +/************************************************************************** + +Copyright 2006 Nouveau +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 +on the rights to use, copy, modify, merge, publish, distribute, sub +license, 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 NON-INFRINGEMENT. IN NO EVENT SHALL +ERIC ANHOLT OR SILICON INTEGRATED SYSTEMS CORP 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_context.h" +#include "nouveau_object.h" +#include "nouveau_fifo.h" +#include "nouveau_reg.h" +#include "nouveau_state.h" + +#include "tnl/t_pipeline.h" + +#include "mtypes.h" +#include "colormac.h" + +#define NOUVEAU_CARD_USING_SHADERS (nmesa->screen->card->type >= NV_40) + +static void nv30AlphaFunc(GLcontext *ctx, GLenum func, GLfloat ref) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + GLubyte ubRef; + CLAMPED_FLOAT_TO_UBYTE(ubRef, ref); + + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_ALPHA_FUNC_FUNC, 2); + OUT_RING_CACHE(func); /* NV30_TCL_PRIMITIVE_3D_ALPHA_FUNC_FUNC */ + OUT_RING_CACHE(ubRef); /* NV30_TCL_PRIMITIVE_3D_ALPHA_FUNC_REF */ +} + +static void nv30BlendColor(GLcontext *ctx, const GLfloat color[4]) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + GLubyte cf[4]; + + CLAMPED_FLOAT_TO_UBYTE(cf[0], color[0]); + CLAMPED_FLOAT_TO_UBYTE(cf[1], color[1]); + CLAMPED_FLOAT_TO_UBYTE(cf[2], color[2]); + CLAMPED_FLOAT_TO_UBYTE(cf[3], color[3]); + + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_BLEND_COLOR, 1); + OUT_RING_CACHE(PACK_COLOR_8888(cf[3], cf[1], cf[2], cf[0])); +} + +static void nv30BlendEquationSeparate(GLcontext *ctx, GLenum modeRGB, GLenum modeA) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_BLEND_EQUATION, 1); + OUT_RING_CACHE((modeA<<16) | modeRGB); +} + + +static void nv30BlendFuncSeparate(GLcontext *ctx, GLenum sfactorRGB, GLenum dfactorRGB, + GLenum sfactorA, GLenum dfactorA) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_BLEND_FUNC_SRC, 2); + OUT_RING_CACHE((sfactorA<<16) | sfactorRGB); + OUT_RING_CACHE((dfactorA<<16) | dfactorRGB); +} + +static void nv30Clear(GLcontext *ctx, GLbitfield mask) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + GLuint hw_bufs = 0; + + if (mask & (BUFFER_BIT_FRONT_LEFT | BUFFER_BIT_BACK_LEFT)) + hw_bufs |= 0xf0; + if (mask & (BUFFER_BIT_DEPTH)) + hw_bufs |= 0x03; + + if (hw_bufs) { + BEGIN_RING_SIZE(NvSub3D, NV30_TCL_PRIMITIVE_3D_CLEAR_WHICH_BUFFERS, 1); + OUT_RING(hw_bufs); + } +} + +static void nv30ClearColor(GLcontext *ctx, const GLfloat color[4]) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + GLubyte c[4]; + UNCLAMPED_FLOAT_TO_RGBA_CHAN(c,color); + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_CLEAR_VALUE_ARGB, 1); + OUT_RING_CACHE(PACK_COLOR_8888(c[3],c[0],c[1],c[2])); +} + +static void nv30ClearDepth(GLcontext *ctx, GLclampd d) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + nmesa->clear_value=((nmesa->clear_value&0x000000FF)|(((uint32_t)(d*0xFFFFFF))<<8)); + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_CLEAR_VALUE_DEPTH, 1); + OUT_RING_CACHE(nmesa->clear_value); +} + +/* we're don't support indexed buffers + void (*ClearIndex)(GLcontext *ctx, GLuint index) + */ + +static void nv30ClearStencil(GLcontext *ctx, GLint s) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + nmesa->clear_value=((nmesa->clear_value&0xFFFFFF00)|(s&0x000000FF)); + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_CLEAR_VALUE_DEPTH, 1); + OUT_RING_CACHE(nmesa->clear_value); +} + +static void nv30ClipPlane(GLcontext *ctx, GLenum plane, const GLfloat *equation) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_CLIP_PLANE_A(plane), 4); + OUT_RING_CACHEf(equation[0]); + OUT_RING_CACHEf(equation[1]); + OUT_RING_CACHEf(equation[2]); + OUT_RING_CACHEf(equation[3]); +} + +static void nv30ColorMask(GLcontext *ctx, GLboolean rmask, GLboolean gmask, + GLboolean bmask, GLboolean amask ) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_COLOR_MASK, 1); + OUT_RING_CACHE(((amask && 0x01) << 24) | ((rmask && 0x01) << 16) | ((gmask && 0x01)<< 8) | ((bmask && 0x01) << 0)); +} + +static void nv30ColorMaterial(GLcontext *ctx, GLenum face, GLenum mode) +{ + // TODO I need love +} + +static void nv30CullFace(GLcontext *ctx, GLenum mode) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_CULL_FACE, 1); + OUT_RING_CACHE(mode); +} + +static void nv30FrontFace(GLcontext *ctx, GLenum mode) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_FRONT_FACE, 1); + OUT_RING_CACHE(mode); +} + +static void nv30DepthFunc(GLcontext *ctx, GLenum func) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_DEPTH_FUNC, 1); + OUT_RING_CACHE(func); +} + +static void nv30DepthMask(GLcontext *ctx, GLboolean flag) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_DEPTH_WRITE_ENABLE, 1); + OUT_RING_CACHE(flag); +} + +static void nv30DepthRange(GLcontext *ctx, GLclampd nearval, GLclampd farval) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_DEPTH_RANGE_NEAR, 2); + OUT_RING_CACHEf(nearval); + OUT_RING_CACHEf(farval); +} + +/** Specify the current buffer for writing */ +//void (*DrawBuffer)( GLcontext *ctx, GLenum buffer ); +/** Specify the buffers for writing for fragment programs*/ +//void (*DrawBuffers)( GLcontext *ctx, GLsizei n, const GLenum *buffers ); + +static void nv30Enable(GLcontext *ctx, GLenum cap, GLboolean state) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + switch(cap) + { + case GL_ALPHA_TEST: + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_ALPHA_FUNC_ENABLE, 1); + OUT_RING_CACHE(state); + break; +// case GL_AUTO_NORMAL: + case GL_BLEND: + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_BLEND_FUNC_ENABLE, 1); + OUT_RING_CACHE(state); + break; + case GL_CLIP_PLANE0: + case GL_CLIP_PLANE1: + case GL_CLIP_PLANE2: + case GL_CLIP_PLANE3: + case GL_CLIP_PLANE4: + case GL_CLIP_PLANE5: + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_CLIP_PLANE_ENABLE(cap-GL_CLIP_PLANE0), 1); + OUT_RING_CACHE(state); + break; + case GL_COLOR_LOGIC_OP: + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_COLOR_LOGIC_OP_ENABLE, 1); + OUT_RING_CACHE(state); + break; +// case GL_COLOR_MATERIAL: +// case GL_COLOR_SUM_EXT: +// case GL_COLOR_TABLE: +// case GL_CONVOLUTION_1D: +// case GL_CONVOLUTION_2D: + case GL_CULL_FACE: + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_CULL_FACE_ENABLE, 1); + OUT_RING_CACHE(state); + break; + case GL_DEPTH_TEST: + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_DEPTH_TEST_ENABLE, 1); + OUT_RING_CACHE(state); + break; + case GL_DITHER: + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_DITHER_ENABLE, 1); + OUT_RING_CACHE(state); + break; + case GL_FOG: + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_FOG_ENABLE, 1); + OUT_RING_CACHE(state); + break; +// case GL_HISTOGRAM: +// case GL_INDEX_LOGIC_OP: + case GL_LIGHT0: + case GL_LIGHT1: + case GL_LIGHT2: + case GL_LIGHT3: + case GL_LIGHT4: + case GL_LIGHT5: + case GL_LIGHT6: + case GL_LIGHT7: + { + uint32_t mask=0x11<<(2*(cap-GL_LIGHT0)); + + if (NOUVEAU_CARD_USING_SHADERS) + break; + + nmesa->enabled_lights=((nmesa->enabled_lights&mask)|(mask*state)); + if (nmesa->lighting_enabled) + { + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_ENABLED_LIGHTS, 1); + OUT_RING_CACHE(nmesa->enabled_lights); + } + break; + } + case GL_LIGHTING: + if (NOUVEAU_CARD_USING_SHADERS) + break; + + nmesa->lighting_enabled=state; + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_ENABLED_LIGHTS, 1); + if (nmesa->lighting_enabled) + OUT_RING_CACHE(nmesa->enabled_lights); + else + OUT_RING_CACHE(0x0); + break; +// case GL_LINE_SMOOTH: +// case GL_LINE_STIPPLE: +// case GL_MAP1_COLOR_4: +// case GL_MAP1_INDEX: +// case GL_MAP1_NORMAL: +// case GL_MAP1_TEXTURE_COORD_1: +// case GL_MAP1_TEXTURE_COORD_2: +// case GL_MAP1_TEXTURE_COORD_3: +// case GL_MAP1_TEXTURE_COORD_4: +// case GL_MAP1_VERTEX_3: +// case GL_MAP1_VERTEX_4: +// case GL_MAP2_COLOR_4: +// case GL_MAP2_INDEX: +// case GL_MAP2_NORMAL: +// case GL_MAP2_TEXTURE_COORD_1: +// case GL_MAP2_TEXTURE_COORD_2: +// case GL_MAP2_TEXTURE_COORD_3: +// case GL_MAP2_TEXTURE_COORD_4: +// case GL_MAP2_VERTEX_3: +// case GL_MAP2_VERTEX_4: +// case GL_MINMAX: + case GL_NORMALIZE: + if (nmesa->screen->card->type != NV_44) { + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_NORMALIZE_ENABLE, 1); + OUT_RING_CACHE(state); + } + break; +// case GL_POINT_SMOOTH: + case GL_POLYGON_OFFSET_POINT: + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_POLYGON_OFFSET_POINT_ENABLE, 1); + OUT_RING_CACHE(state); + break; + case GL_POLYGON_OFFSET_LINE: + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_POLYGON_OFFSET_LINE_ENABLE, 1); + OUT_RING_CACHE(state); + break; + case GL_POLYGON_OFFSET_FILL: + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_POLYGON_OFFSET_FILL_ENABLE, 1); + OUT_RING_CACHE(state); + break; + case GL_POLYGON_SMOOTH: + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_POLYGON_SMOOTH_ENABLE, 1); + OUT_RING_CACHE(state); + break; + case GL_POLYGON_STIPPLE: + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_POLYGON_STIPPLE_ENABLE, 1); + OUT_RING_CACHE(state); + break; +// case GL_POST_COLOR_MATRIX_COLOR_TABLE: +// case GL_POST_CONVOLUTION_COLOR_TABLE: +// case GL_RESCALE_NORMAL: + case GL_SCISSOR_TEST: + /* No enable bit, nv30Scissor will adjust to max range */ + ctx->Driver.Scissor(ctx, ctx->Scissor.X, ctx->Scissor.Y, + ctx->Scissor.Width, ctx->Scissor.Height); + break; +// case GL_SEPARABLE_2D: + case GL_STENCIL_TEST: + // TODO BACK and FRONT ? + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_STENCIL_FRONT_ENABLE, 1); + OUT_RING_CACHE(state); + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_STENCIL_BACK_ENABLE, 1); + OUT_RING_CACHE(state); + break; +// case GL_TEXTURE_GEN_Q: +// case GL_TEXTURE_GEN_R: +// case GL_TEXTURE_GEN_S: +// case GL_TEXTURE_GEN_T: +// case GL_TEXTURE_1D: +// case GL_TEXTURE_2D: +// case GL_TEXTURE_3D: + } +} + +static void nv30Fogfv(GLcontext *ctx, GLenum pname, const GLfloat *params) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + + if (NOUVEAU_CARD_USING_SHADERS) + return; + + switch(pname) + { + case GL_FOG_MODE: + { + int mode = 0; + /* The modes are different in GL and the card. */ + switch(ctx->Fog.Mode) + { + case GL_LINEAR: + mode = 0x804; + break; + case GL_EXP: + mode = 0x802; + break; + case GL_EXP2: + mode = 0x803; + break; + } + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_FOG_MODE, 1); + OUT_RING_CACHE (mode); + break; + } + case GL_FOG_COLOR: + { + GLubyte c[4]; + UNCLAMPED_FLOAT_TO_RGBA_CHAN(c,params); + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_FOG_COLOR, 1); + /* nvidia ignores the alpha channel */ + OUT_RING_CACHE(PACK_COLOR_8888_REV(c[0],c[1],c[2],c[3])); + break; + } + case GL_FOG_DENSITY: + case GL_FOG_START: + case GL_FOG_END: + { + GLfloat f=0., c=0.; + switch(ctx->Fog.Mode) + { + case GL_LINEAR: + f = -1.0/(ctx->Fog.End - ctx->Fog.Start); + c = ctx->Fog.Start/(ctx->Fog.End - ctx->Fog.Start) + 2.001953; + break; + case GL_EXP: + f = -0.090168*ctx->Fog.Density; + c = 1.5; + case GL_EXP2: + f = -0.212330*ctx->Fog.Density; + c = 1.5; + } + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_FOG_EQUATION_LINEAR, 1); + OUT_RING_CACHE(f); + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_FOG_EQUATION_CONSTANT, 1); + OUT_RING_CACHE(c); + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_FOG_EQUATION_QUADRATIC, 1); + OUT_RING_CACHE(0); /* Is this always the same? */ + break; + } +// case GL_FOG_COORD_SRC: + default: + break; + } +} + +static void nv30Hint(GLcontext *ctx, GLenum target, GLenum mode) +{ + // TODO I need love (fog and line_smooth hints) +} + +// void (*IndexMask)(GLcontext *ctx, GLuint mask); + +enum { + SPOTLIGHT_NO_UPDATE, + SPOTLIGHT_UPDATE_EXPONENT, + SPOTLIGHT_UPDATE_DIRECTION, + SPOTLIGHT_UPDATE_ALL +}; + +static void nv30Lightfv(GLcontext *ctx, GLenum light, GLenum pname, const GLfloat *params ) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + GLint p = light - GL_LIGHT0; + struct gl_light *l = &ctx->Light.Light[p]; + int spotlight_update = SPOTLIGHT_NO_UPDATE; + + if (NOUVEAU_CARD_USING_SHADERS) + return; + + /* not sure where the fourth param value goes...*/ + switch(pname) + { + case GL_AMBIENT: + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_LIGHT_FRONT_SIDE_PRODUCT_AMBIENT_R(p), 3); + OUT_RING_CACHEf(params[0]); + OUT_RING_CACHEf(params[1]); + OUT_RING_CACHEf(params[2]); + break; + case GL_DIFFUSE: + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_LIGHT_FRONT_SIDE_PRODUCT_DIFFUSE_R(p), 3); + OUT_RING_CACHEf(params[0]); + OUT_RING_CACHEf(params[1]); + OUT_RING_CACHEf(params[2]); + break; + case GL_SPECULAR: + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_LIGHT_FRONT_SIDE_PRODUCT_SPECULAR_R(p), 3); + OUT_RING_CACHEf(params[0]); + OUT_RING_CACHEf(params[1]); + OUT_RING_CACHEf(params[2]); + break; + case GL_POSITION: + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_LIGHT_POSITION_X(p), 3); + OUT_RING_CACHEf(params[0]); + OUT_RING_CACHEf(params[1]); + OUT_RING_CACHEf(params[2]); + break; + case GL_SPOT_DIRECTION: + spotlight_update = SPOTLIGHT_UPDATE_DIRECTION; + break; + case GL_SPOT_EXPONENT: + spotlight_update = SPOTLIGHT_UPDATE_EXPONENT; + break; + case GL_SPOT_CUTOFF: + spotlight_update = SPOTLIGHT_UPDATE_ALL; + break; + case GL_CONSTANT_ATTENUATION: + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_LIGHT_CONSTANT_ATTENUATION(p), 1); + OUT_RING_CACHEf(*params); + break; + case GL_LINEAR_ATTENUATION: + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_LIGHT_LINEAR_ATTENUATION(p), 1); + OUT_RING_CACHEf(*params); + break; + case GL_QUADRATIC_ATTENUATION: + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_LIGHT_QUADRATIC_ATTENUATION(p), 1); + OUT_RING_CACHEf(*params); + break; + default: + break; + } + + switch(spotlight_update) { + case SPOTLIGHT_UPDATE_DIRECTION: + { + GLfloat x,y,z; + GLfloat spot_light_coef_a = 1.0 / (l->_CosCutoff - 1.0); + x = spot_light_coef_a * l->_NormDirection[0]; + y = spot_light_coef_a * l->_NormDirection[1]; + z = spot_light_coef_a * l->_NormDirection[2]; + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_LIGHT_SPOT_DIR_X(p), 3); + OUT_RING_CACHEf(x); + OUT_RING_CACHEf(y); + OUT_RING_CACHEf(z); + } + break; + case SPOTLIGHT_UPDATE_EXPONENT: + { + GLfloat cc,lc,qc; + cc = 1.0; /* FIXME: These need to be correctly computed */ + lc = 0.0; + qc = 2.0; + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_LIGHT_SPOT_CUTOFF_A(p), 3); + OUT_RING_CACHEf(cc); + OUT_RING_CACHEf(lc); + OUT_RING_CACHEf(qc); + } + break; + case SPOTLIGHT_UPDATE_ALL: + { + GLfloat cc,lc,qc, x,y,z, c; + GLfloat spot_light_coef_a = 1.0 / (l->_CosCutoff - 1.0); + cc = 1.0; /* FIXME: These need to be correctly computed */ + lc = 0.0; + qc = 2.0; + x = spot_light_coef_a * l->_NormDirection[0]; + y = spot_light_coef_a * l->_NormDirection[1]; + z = spot_light_coef_a * l->_NormDirection[2]; + c = spot_light_coef_a + 1.0; + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_LIGHT_SPOT_CUTOFF_A(p), 7); + OUT_RING_CACHEf(cc); + OUT_RING_CACHEf(lc); + OUT_RING_CACHEf(qc); + OUT_RING_CACHEf(x); + OUT_RING_CACHEf(y); + OUT_RING_CACHEf(z); + OUT_RING_CACHEf(c); + } + break; + default: + break; + } +} + +/** Set the lighting model parameters */ +void (*LightModelfv)(GLcontext *ctx, GLenum pname, const GLfloat *params); + + +static void nv30LineStipple(GLcontext *ctx, GLint factor, GLushort pattern ) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_LINE_STIPPLE_PATTERN, 1); + OUT_RING_CACHE((pattern << 16) | factor); +} + +static void nv30LineWidth(GLcontext *ctx, GLfloat width) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + GLubyte ubWidth; + + CLAMPED_FLOAT_TO_UBYTE(ubWidth, width); + + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_LINE_WIDTH_SMOOTH, 1); + OUT_RING_CACHE(ubWidth); +} + +static void nv30LogicOpcode(GLcontext *ctx, GLenum opcode) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_COLOR_LOGIC_OP_OP, 1); + OUT_RING_CACHE(opcode); +} + +static void nv30PointParameterfv(GLcontext *ctx, GLenum pname, const GLfloat *params) +{ + /*TODO: not sure what goes here. */ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + +} + +/** Specify the diameter of rasterized points */ +static void nv30PointSize(GLcontext *ctx, GLfloat size) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_POINT_SIZE, 1); + OUT_RING_CACHEf(size); +} + +/** Select a polygon rasterization mode */ +static void nv30PolygonMode(GLcontext *ctx, GLenum face, GLenum mode) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + + if (face == GL_FRONT || face == GL_FRONT_AND_BACK) { + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_POLYGON_MODE_FRONT, 1); + OUT_RING_CACHE(mode); + } + if (face == GL_BACK || face == GL_FRONT_AND_BACK) { + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_POLYGON_MODE_BACK, 1); + OUT_RING_CACHE(mode); + } +} + +/** Set the scale and units used to calculate depth values */ +static void nv30PolygonOffset(GLcontext *ctx, GLfloat factor, GLfloat units) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_POLYGON_OFFSET_FACTOR, 2); + OUT_RING_CACHEf(factor); + + /* Looks like we always multiply units by 2.0... according to the dumps.*/ + OUT_RING_CACHEf(units * 2.0); +} + +/** Set the polygon stippling pattern */ +static void nv30PolygonStipple(GLcontext *ctx, const GLubyte *mask ) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_POLYGON_STIPPLE_PATTERN(0), 32); + OUT_RING_CACHEp(mask, 32); +} + +/* Specifies the current buffer for reading */ +void (*ReadBuffer)( GLcontext *ctx, GLenum buffer ); +/** Set rasterization mode */ +void (*RenderMode)(GLcontext *ctx, GLenum mode ); + +/** Define the scissor box */ +static void nv30Scissor(GLcontext *ctx, GLint x, GLint y, GLsizei w, GLsizei h) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + + /* There's no scissor enable bit, so adjust the scissor to cover the + * maximum draw buffer bounds + */ + if (!ctx->Scissor.Enabled) { + x = y = 0; + w = h = 4095; + } else { + x += nmesa->drawX; + y += nmesa->drawY; + } + + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_SCISSOR_WIDTH_XPOS, 2); + OUT_RING_CACHE(((w) << 16) | x); + OUT_RING_CACHE(((h) << 16) | y); +} + +/** Select flat or smooth shading */ +static void nv30ShadeModel(GLcontext *ctx, GLenum mode) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_SHADE_MODEL, 1); + OUT_RING_CACHE(mode); +} + +/** OpenGL 2.0 two-sided StencilFunc */ +static void nv30StencilFuncSeparate(GLcontext *ctx, GLenum face, GLenum func, + GLint ref, GLuint mask) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + + if (face == GL_FRONT || face == GL_FRONT_AND_BACK) { + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_STENCIL_FRONT_FUNC_FUNC, 3); + OUT_RING_CACHE(func); + OUT_RING_CACHE(ref); + OUT_RING_CACHE(mask); + } + if (face == GL_BACK || face == GL_FRONT_AND_BACK) { + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_STENCIL_BACK_FUNC_FUNC, 3); + OUT_RING_CACHE(func); + OUT_RING_CACHE(ref); + OUT_RING_CACHE(mask); + } +} + +/** OpenGL 2.0 two-sided StencilMask */ +static void nv30StencilMaskSeparate(GLcontext *ctx, GLenum face, GLuint mask) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + + if (face == GL_FRONT || face == GL_FRONT_AND_BACK) { + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_STENCIL_FRONT_MASK, 1); + OUT_RING_CACHE(mask); + } + if (face == GL_BACK || face == GL_FRONT_AND_BACK) { + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_STENCIL_BACK_MASK, 1); + OUT_RING_CACHE(mask); + } +} + +/** OpenGL 2.0 two-sided StencilOp */ +static void nv30StencilOpSeparate(GLcontext *ctx, GLenum face, GLenum fail, + GLenum zfail, GLenum zpass) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + + if (face == GL_FRONT || face == GL_FRONT_AND_BACK) { + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_STENCIL_FRONT_OP_FAIL, 3); + OUT_RING_CACHE(fail); + OUT_RING_CACHE(zfail); + OUT_RING_CACHE(zpass); + } + if (face == GL_BACK || face == GL_FRONT_AND_BACK) { + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_STENCIL_BACK_OP_FAIL, 3); + OUT_RING_CACHE(fail); + OUT_RING_CACHE(zfail); + OUT_RING_CACHE(zpass); + } +} + +/** Control the generation of texture coordinates */ +void (*TexGen)(GLcontext *ctx, GLenum coord, GLenum pname, + const GLfloat *params); +/** Set texture environment parameters */ +void (*TexEnv)(GLcontext *ctx, GLenum target, GLenum pname, + const GLfloat *param); +/** Set texture parameters */ +void (*TexParameter)(GLcontext *ctx, GLenum target, + struct gl_texture_object *texObj, + GLenum pname, const GLfloat *params); + +static void nv30TextureMatrix(GLcontext *ctx, GLuint unit, const GLmatrix *mat) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_TX_MATRIX(unit, 0), 16); + /*XXX: This SHOULD work.*/ + OUT_RING_CACHEp(mat->m, 16); +} + +static void nv30WindowMoved(nouveauContextPtr nmesa) +{ + GLcontext *ctx = nmesa->glCtx; + GLfloat *v = nmesa->viewport.m; + GLuint w = ctx->Viewport.Width; + GLuint h = ctx->Viewport.Height; + GLuint x = ctx->Viewport.X + nmesa->drawX; + GLuint y = ctx->Viewport.Y + nmesa->drawY; + + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_VIEWPORT_DIMS_0, 2); + OUT_RING_CACHE((w << 16) | x); + OUT_RING_CACHE((h << 16) | y); + /* something to do with clears, possibly doesn't belong here */ + BEGIN_RING_CACHE(NvSub3D, + NV30_TCL_PRIMITIVE_3D_VIEWPORT_COLOR_BUFFER_OFS0, 2); + OUT_RING_CACHE(((w+x) << 16) | x); + OUT_RING_CACHE(((h+y) << 16) | y); + /* viewport transform */ + BEGIN_RING_CACHE(NvSub3D, NV30_TCL_PRIMITIVE_3D_VIEWPORT_XFRM_OX, 8); + OUT_RING_CACHEf (v[MAT_TX]); + OUT_RING_CACHEf (v[MAT_TY]); + OUT_RING_CACHEf (v[MAT_TZ]); + OUT_RING_CACHEf (0.0); + OUT_RING_CACHEf (v[MAT_SX]); + OUT_RING_CACHEf (v[MAT_SY]); + OUT_RING_CACHEf (v[MAT_SZ]); + OUT_RING_CACHEf (0.0); + + ctx->Driver.Scissor(ctx, ctx->Scissor.X, ctx->Scissor.Y, + ctx->Scissor.Width, ctx->Scissor.Height); +} + +static GLboolean nv30InitCard(nouveauContextPtr nmesa) +{ + /* Need some love.. */ + return GL_FALSE; +} + +static GLboolean nv40InitCard(nouveauContextPtr nmesa) +{ + nouveauObjectOnSubchannel(nmesa, NvSub3D, Nv3D); + + BEGIN_RING_SIZE(NvSub3D, NV30_TCL_PRIMITIVE_3D_SET_OBJECT1, 2); + OUT_RING(NvDmaFB); + OUT_RING(NvDmaFB); + BEGIN_RING_SIZE(NvSub3D, NV30_TCL_PRIMITIVE_3D_SET_OBJECT8, 1); + OUT_RING(NvDmaFB); + BEGIN_RING_SIZE(NvSub3D, NV30_TCL_PRIMITIVE_3D_SET_OBJECT4, 2); + OUT_RING(NvDmaFB); + OUT_RING(NvDmaFB); + BEGIN_RING_SIZE(NvSub3D, 0x0220, 1); + OUT_RING(1); + + BEGIN_RING_SIZE(NvSub3D, 0x1ea4, 3); + OUT_RING(0x00000010); + OUT_RING(0x01000100); + OUT_RING(0xff800006); + BEGIN_RING_SIZE(NvSub3D, 0x1fc4, 1); + OUT_RING(0x06144321); + BEGIN_RING_SIZE(NvSub3D, 0x1fc8, 2); + OUT_RING(0xedcba987); + OUT_RING(0x00000021); + BEGIN_RING_SIZE(NvSub3D, 0x1fd0, 1); + OUT_RING(0x00171615); + BEGIN_RING_SIZE(NvSub3D, 0x1fd4, 1); + OUT_RING(0x001b1a19); + + BEGIN_RING_SIZE(NvSub3D, 0x1ef8, 1); + OUT_RING(0x0020ffff); + BEGIN_RING_SIZE(NvSub3D, 0x1d64, 1); + OUT_RING(0x00d30000); + BEGIN_RING_SIZE(NvSub3D, 0x1e94, 1); + OUT_RING(0x00000001); + + BEGIN_RING_SIZE(NvSub3D, 0x1d60, 1); + OUT_RING(0x03008000); + + return GL_TRUE; +} + +static GLboolean nv30BindBuffers(nouveauContextPtr nmesa, int num_color, + nouveau_renderbuffer **color, + nouveau_renderbuffer *depth) +{ + GLuint x, y, w, h; + + w = color[0]->mesa.Width; + h = color[0]->mesa.Height; + x = nmesa->drawX; + y = nmesa->drawY; + + if (num_color != 1) + return GL_FALSE; + BEGIN_RING_SIZE(NvSub3D, NV30_TCL_PRIMITIVE_3D_VIEWPORT_COLOR_BUFFER_DIM0, 5); + OUT_RING (((w+x)<<16)|x); + OUT_RING (((h+y)<<16)|y); + if (color[0]->mesa._ActualFormat == GL_RGBA8) + OUT_RING (0x148); + else + OUT_RING (0x143); + OUT_RING (color[0]->pitch); + OUT_RING (color[0]->offset); + + if (depth) { + BEGIN_RING_SIZE(NvSub3D, NV30_TCL_PRIMITIVE_3D_DEPTH_OFFSET, 1); + OUT_RING (depth->offset); + BEGIN_RING_SIZE(NvSub3D, NV30_TCL_PRIMITIVE_3D_LMA_DEPTH_BUFFER_PITCH, 1); + OUT_RING (depth->pitch); + } + + return GL_TRUE; +} + +void nv30InitStateFuncs(GLcontext *ctx, struct dd_function_table *func) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + + func->AlphaFunc = nv30AlphaFunc; + func->BlendColor = nv30BlendColor; + func->BlendEquationSeparate = nv30BlendEquationSeparate; + func->BlendFuncSeparate = nv30BlendFuncSeparate; + func->Clear = nv30Clear; + func->ClearColor = nv30ClearColor; + func->ClearDepth = nv30ClearDepth; + func->ClearStencil = nv30ClearStencil; + func->ClipPlane = nv30ClipPlane; + func->ColorMask = nv30ColorMask; + func->ColorMaterial = nv30ColorMaterial; + func->CullFace = nv30CullFace; + func->FrontFace = nv30FrontFace; + func->DepthFunc = nv30DepthFunc; + func->DepthMask = nv30DepthMask; + func->Enable = nv30Enable; + func->Fogfv = nv30Fogfv; + func->Hint = nv30Hint; + func->Lightfv = nv30Lightfv; +/* func->LightModelfv = nv30LightModelfv; */ + func->LineStipple = nv30LineStipple; + func->LineWidth = nv30LineWidth; + func->LogicOpcode = nv30LogicOpcode; + func->PointParameterfv = nv30PointParameterfv; + func->PointSize = nv30PointSize; + func->PolygonMode = nv30PolygonMode; + func->PolygonOffset = nv30PolygonOffset; + func->PolygonStipple = nv30PolygonStipple; +#if 0 + func->ReadBuffer = nv30ReadBuffer; + func->RenderMode = nv30RenderMode; +#endif + func->Scissor = nv30Scissor; + func->ShadeModel = nv30ShadeModel; + func->StencilFuncSeparate = nv30StencilFuncSeparate; + func->StencilMaskSeparate = nv30StencilMaskSeparate; + func->StencilOpSeparate = nv30StencilOpSeparate; +#if 0 + func->TexGen = nv30TexGen; + func->TexParameter = nv30TexParameter; +#endif + func->TextureMatrix = nv30TextureMatrix; + + + if (nmesa->screen->card->type >= NV_40) + nmesa->hw_func.InitCard = nv40InitCard; + else + nmesa->hw_func.InitCard = nv30InitCard; + nmesa->hw_func.BindBuffers = nv30BindBuffers; + nmesa->hw_func.WindowMoved = nv30WindowMoved; +} + |