X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fmain%2Frastpos.c;h=43f67596d1fe1cdc169a0b08229e0dc2667357c1;hb=ac0e9e343c0c009875be186f90c951d5465b5371;hp=703b47ec7422e4aa5c393599e38c319247baa5c6;hpb=a3eb0f718e19653a2ad8e49396c904183be456f3;p=mesa.git diff --git a/src/mesa/main/rastpos.c b/src/mesa/main/rastpos.c index 703b47ec742..43f67596d1f 100644 --- a/src/mesa/main/rastpos.c +++ b/src/mesa/main/rastpos.c @@ -1,6 +1,5 @@ /* * Mesa 3-D graphics library - * Version: 6.5.3 * * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. * @@ -17,9 +16,10 @@ * 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 - * BRIAN PAUL 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. + * THE AUTHORS OR COPYRIGHT HOLDERS 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. */ @@ -32,12 +32,453 @@ #include "context.h" #include "feedback.h" #include "macros.h" +#include "mtypes.h" #include "rastpos.h" #include "state.h" -#include "glapi/dispatch.h" +#include "main/dispatch.h" +#include "main/viewport.h" +#include "util/bitscan.h" -#if FEATURE_rastpos + +/** + * Clip a point against the view volume. + * + * \param v vertex vector describing the point to clip. + * + * \return zero if outside view volume, or one if inside. + */ +static GLuint +viewclip_point_xy( const GLfloat v[] ) +{ + if ( v[0] > v[3] || v[0] < -v[3] + || v[1] > v[3] || v[1] < -v[3] ) { + return 0; + } + else { + return 1; + } +} + + +/** + * Clip a point against the far/near Z clipping planes. + * + * \param v vertex vector describing the point to clip. + * + * \return zero if outside view volume, or one if inside. + */ +static GLuint +viewclip_point_z( const GLfloat v[] ) +{ + if (v[2] > v[3] || v[2] < -v[3] ) { + return 0; + } + else { + return 1; + } +} + + +/** + * Clip a point against the user clipping planes. + * + * \param ctx GL context. + * \param v vertex vector describing the point to clip. + * + * \return zero if the point was clipped, or one otherwise. + */ +static GLuint +userclip_point( struct gl_context *ctx, const GLfloat v[] ) +{ + GLbitfield mask = ctx->Transform.ClipPlanesEnabled; + while (mask) { + const int p = u_bit_scan(&mask); + GLfloat dot = v[0] * ctx->Transform._ClipUserPlane[p][0] + + v[1] * ctx->Transform._ClipUserPlane[p][1] + + v[2] * ctx->Transform._ClipUserPlane[p][2] + + v[3] * ctx->Transform._ClipUserPlane[p][3]; + + if (dot < 0.0F) { + return 0; + } + } + + return 1; +} + + +/** + * Compute lighting for the raster position. RGB modes computed. + * \param ctx the context + * \param vertex vertex location + * \param normal normal vector + * \param Rcolor returned color + * \param Rspec returned specular color (if separate specular enabled) + */ +static void +shade_rastpos(struct gl_context *ctx, + const GLfloat vertex[4], + const GLfloat normal[3], + GLfloat Rcolor[4], + GLfloat Rspec[4]) +{ + /*const*/ GLfloat (*base)[3] = ctx->Light._BaseColor; + GLbitfield mask; + GLfloat diffuseColor[4], specularColor[4]; /* for RGB mode only */ + + COPY_3V(diffuseColor, base[0]); + diffuseColor[3] = CLAMP( + ctx->Light.Material.Attrib[MAT_ATTRIB_FRONT_DIFFUSE][3], 0.0F, 1.0F ); + ASSIGN_4V(specularColor, 0.0, 0.0, 0.0, 1.0); + + mask = ctx->Light._EnabledLights; + while (mask) { + const int i = u_bit_scan(&mask); + struct gl_light *light = &ctx->Light.Light[i]; + GLfloat attenuation = 1.0; + GLfloat VP[3]; /* vector from vertex to light pos */ + GLfloat n_dot_VP; + GLfloat diffuseContrib[3], specularContrib[3]; + + if (!(light->_Flags & LIGHT_POSITIONAL)) { + /* light at infinity */ + COPY_3V(VP, light->_VP_inf_norm); + attenuation = light->_VP_inf_spot_attenuation; + } + else { + /* local/positional light */ + GLfloat d; + + /* VP = vector from vertex pos to light[i].pos */ + SUB_3V(VP, light->_Position, vertex); + /* d = length(VP) */ + d = (GLfloat) LEN_3FV( VP ); + if (d > 1.0e-6F) { + /* normalize VP */ + GLfloat invd = 1.0F / d; + SELF_SCALE_SCALAR_3V(VP, invd); + } + + /* atti */ + attenuation = 1.0F / (light->ConstantAttenuation + d * + (light->LinearAttenuation + d * + light->QuadraticAttenuation)); + + if (light->_Flags & LIGHT_SPOT) { + GLfloat PV_dot_dir = - DOT3(VP, light->_NormSpotDirection); + + if (PV_dot_dir_CosCutoff) { + continue; + } + else { + GLfloat spot = powf(PV_dot_dir, light->SpotExponent); + attenuation *= spot; + } + } + } + + if (attenuation < 1e-3F) + continue; + + n_dot_VP = DOT3( normal, VP ); + + if (n_dot_VP < 0.0F) { + ACC_SCALE_SCALAR_3V(diffuseColor, attenuation, light->_MatAmbient[0]); + continue; + } + + /* Ambient + diffuse */ + COPY_3V(diffuseContrib, light->_MatAmbient[0]); + ACC_SCALE_SCALAR_3V(diffuseContrib, n_dot_VP, light->_MatDiffuse[0]); + + /* Specular */ + { + const GLfloat *h; + GLfloat n_dot_h; + + ASSIGN_3V(specularContrib, 0.0, 0.0, 0.0); + + if (ctx->Light.Model.LocalViewer) { + GLfloat v[3]; + COPY_3V(v, vertex); + NORMALIZE_3FV(v); + SUB_3V(VP, VP, v); + NORMALIZE_3FV(VP); + h = VP; + } + else if (light->_Flags & LIGHT_POSITIONAL) { + ACC_3V(VP, ctx->_EyeZDir); + NORMALIZE_3FV(VP); + h = VP; + } + else { + h = light->_h_inf_norm; + } + + n_dot_h = DOT3(normal, h); + + if (n_dot_h > 0.0F) { + GLfloat shine; + GLfloat spec_coef; + + shine = ctx->Light.Material.Attrib[MAT_ATTRIB_FRONT_SHININESS][0]; + spec_coef = powf(n_dot_h, shine); + + if (spec_coef > 1.0e-10F) { + if (ctx->Light.Model.ColorControl==GL_SEPARATE_SPECULAR_COLOR) { + ACC_SCALE_SCALAR_3V( specularContrib, spec_coef, + light->_MatSpecular[0]); + } + else { + ACC_SCALE_SCALAR_3V( diffuseContrib, spec_coef, + light->_MatSpecular[0]); + } + } + } + } + + ACC_SCALE_SCALAR_3V( diffuseColor, attenuation, diffuseContrib ); + ACC_SCALE_SCALAR_3V( specularColor, attenuation, specularContrib ); + } + + Rcolor[0] = CLAMP(diffuseColor[0], 0.0F, 1.0F); + Rcolor[1] = CLAMP(diffuseColor[1], 0.0F, 1.0F); + Rcolor[2] = CLAMP(diffuseColor[2], 0.0F, 1.0F); + Rcolor[3] = CLAMP(diffuseColor[3], 0.0F, 1.0F); + Rspec[0] = CLAMP(specularColor[0], 0.0F, 1.0F); + Rspec[1] = CLAMP(specularColor[1], 0.0F, 1.0F); + Rspec[2] = CLAMP(specularColor[2], 0.0F, 1.0F); + Rspec[3] = CLAMP(specularColor[3], 0.0F, 1.0F); +} + + +/** + * Do texgen needed for glRasterPos. + * \param ctx rendering context + * \param vObj object-space vertex coordinate + * \param vEye eye-space vertex coordinate + * \param normal vertex normal + * \param unit texture unit number + * \param texcoord incoming texcoord and resulting texcoord + */ +static void +compute_texgen(struct gl_context *ctx, const GLfloat vObj[4], const GLfloat vEye[4], + const GLfloat normal[3], GLuint unit, GLfloat texcoord[4]) +{ + const struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit]; + + /* always compute sphere map terms, just in case */ + GLfloat u[3], two_nu, rx, ry, rz, m, mInv; + COPY_3V(u, vEye); + NORMALIZE_3FV(u); + two_nu = 2.0F * DOT3(normal, u); + rx = u[0] - normal[0] * two_nu; + ry = u[1] - normal[1] * two_nu; + rz = u[2] - normal[2] * two_nu; + m = rx * rx + ry * ry + (rz + 1.0F) * (rz + 1.0F); + if (m > 0.0F) + mInv = 0.5F * (1.0f / sqrtf(m)); + else + mInv = 0.0F; + + if (texUnit->TexGenEnabled & S_BIT) { + switch (texUnit->GenS.Mode) { + case GL_OBJECT_LINEAR: + texcoord[0] = DOT4(vObj, texUnit->GenS.ObjectPlane); + break; + case GL_EYE_LINEAR: + texcoord[0] = DOT4(vEye, texUnit->GenS.EyePlane); + break; + case GL_SPHERE_MAP: + texcoord[0] = rx * mInv + 0.5F; + break; + case GL_REFLECTION_MAP: + texcoord[0] = rx; + break; + case GL_NORMAL_MAP: + texcoord[0] = normal[0]; + break; + default: + _mesa_problem(ctx, "Bad S texgen in compute_texgen()"); + return; + } + } + + if (texUnit->TexGenEnabled & T_BIT) { + switch (texUnit->GenT.Mode) { + case GL_OBJECT_LINEAR: + texcoord[1] = DOT4(vObj, texUnit->GenT.ObjectPlane); + break; + case GL_EYE_LINEAR: + texcoord[1] = DOT4(vEye, texUnit->GenT.EyePlane); + break; + case GL_SPHERE_MAP: + texcoord[1] = ry * mInv + 0.5F; + break; + case GL_REFLECTION_MAP: + texcoord[1] = ry; + break; + case GL_NORMAL_MAP: + texcoord[1] = normal[1]; + break; + default: + _mesa_problem(ctx, "Bad T texgen in compute_texgen()"); + return; + } + } + + if (texUnit->TexGenEnabled & R_BIT) { + switch (texUnit->GenR.Mode) { + case GL_OBJECT_LINEAR: + texcoord[2] = DOT4(vObj, texUnit->GenR.ObjectPlane); + break; + case GL_EYE_LINEAR: + texcoord[2] = DOT4(vEye, texUnit->GenR.EyePlane); + break; + case GL_REFLECTION_MAP: + texcoord[2] = rz; + break; + case GL_NORMAL_MAP: + texcoord[2] = normal[2]; + break; + default: + _mesa_problem(ctx, "Bad R texgen in compute_texgen()"); + return; + } + } + + if (texUnit->TexGenEnabled & Q_BIT) { + switch (texUnit->GenQ.Mode) { + case GL_OBJECT_LINEAR: + texcoord[3] = DOT4(vObj, texUnit->GenQ.ObjectPlane); + break; + case GL_EYE_LINEAR: + texcoord[3] = DOT4(vEye, texUnit->GenQ.EyePlane); + break; + default: + _mesa_problem(ctx, "Bad Q texgen in compute_texgen()"); + return; + } + } +} + + +/** + * glRasterPos transformation. Typically called via ctx->Driver.RasterPos(). + * + * \param vObj vertex position in object space + */ +void +_mesa_RasterPos(struct gl_context *ctx, const GLfloat vObj[4]) +{ + if (_mesa_arb_vertex_program_enabled(ctx)) { + /* XXX implement this */ + _mesa_problem(ctx, "Vertex programs not implemented for glRasterPos"); + return; + } + else { + GLfloat eye[4], clip[4], ndc[3], d; + GLfloat *norm, eyenorm[3]; + GLfloat *objnorm = ctx->Current.Attrib[VERT_ATTRIB_NORMAL]; + float scale[3], translate[3]; + + /* apply modelview matrix: eye = MV * obj */ + TRANSFORM_POINT( eye, ctx->ModelviewMatrixStack.Top->m, vObj ); + /* apply projection matrix: clip = Proj * eye */ + TRANSFORM_POINT( clip, ctx->ProjectionMatrixStack.Top->m, eye ); + + /* clip to view volume. */ + if (!ctx->Transform.DepthClamp) { + if (viewclip_point_z(clip) == 0) { + ctx->Current.RasterPosValid = GL_FALSE; + return; + } + } + if (!ctx->Transform.RasterPositionUnclipped) { + if (viewclip_point_xy(clip) == 0) { + ctx->Current.RasterPosValid = GL_FALSE; + return; + } + } + + /* clip to user clipping planes */ + if (ctx->Transform.ClipPlanesEnabled && !userclip_point(ctx, clip)) { + ctx->Current.RasterPosValid = GL_FALSE; + return; + } + + /* ndc = clip / W */ + d = (clip[3] == 0.0F) ? 1.0F : 1.0F / clip[3]; + ndc[0] = clip[0] * d; + ndc[1] = clip[1] * d; + ndc[2] = clip[2] * d; + /* wincoord = viewport_mapping(ndc) */ + _mesa_get_viewport_xform(ctx, 0, scale, translate); + ctx->Current.RasterPos[0] = ndc[0] * scale[0] + translate[0]; + ctx->Current.RasterPos[1] = ndc[1] * scale[1] + translate[1]; + ctx->Current.RasterPos[2] = ndc[2] * scale[2] + translate[2]; + ctx->Current.RasterPos[3] = clip[3]; + + if (ctx->Transform.DepthClamp) { + ctx->Current.RasterPos[3] = CLAMP(ctx->Current.RasterPos[3], + ctx->ViewportArray[0].Near, + ctx->ViewportArray[0].Far); + } + + /* compute raster distance */ + if (ctx->Fog.FogCoordinateSource == GL_FOG_COORDINATE_EXT) + ctx->Current.RasterDistance = ctx->Current.Attrib[VERT_ATTRIB_FOG][0]; + else + ctx->Current.RasterDistance = + sqrtf( eye[0]*eye[0] + eye[1]*eye[1] + eye[2]*eye[2] ); + + /* compute transformed normal vector (for lighting or texgen) */ + if (ctx->_NeedEyeCoords) { + const GLfloat *inv = ctx->ModelviewMatrixStack.Top->inv; + TRANSFORM_NORMAL( eyenorm, objnorm, inv ); + norm = eyenorm; + } + else { + norm = objnorm; + } + + /* update raster color */ + if (ctx->Light.Enabled) { + /* lighting */ + shade_rastpos( ctx, vObj, norm, + ctx->Current.RasterColor, + ctx->Current.RasterSecondaryColor ); + } + else { + /* use current color */ + COPY_4FV(ctx->Current.RasterColor, + ctx->Current.Attrib[VERT_ATTRIB_COLOR0]); + COPY_4FV(ctx->Current.RasterSecondaryColor, + ctx->Current.Attrib[VERT_ATTRIB_COLOR1]); + } + + /* texture coords */ + { + GLuint u; + for (u = 0; u < ctx->Const.MaxTextureCoordUnits; u++) { + GLfloat tc[4]; + COPY_4V(tc, ctx->Current.Attrib[VERT_ATTRIB_TEX0 + u]); + if (ctx->Texture.Unit[u].TexGenEnabled) { + compute_texgen(ctx, vObj, eye, norm, u, tc); + } + TRANSFORM_POINT(ctx->Current.RasterTexCoords[u], + ctx->TextureMatrixStack[u].Top->m, tc); + } + } + + ctx->Current.RasterPosValid = GL_TRUE; + } + + if (ctx->RenderMode == GL_SELECT) { + _mesa_update_hitflag( ctx, ctx->Current.RasterPos[2] ); + } +} /** @@ -54,7 +495,7 @@ rasterpos(GLfloat x, GLfloat y, GLfloat z, GLfloat w) p[2] = z; p[3] = w; - ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); + FLUSH_VERTICES(ctx, 0); FLUSH_CURRENT(ctx, 0); if (ctx->NewState) @@ -64,147 +505,147 @@ rasterpos(GLfloat x, GLfloat y, GLfloat z, GLfloat w) } -static void GLAPIENTRY +void GLAPIENTRY _mesa_RasterPos2d(GLdouble x, GLdouble y) { rasterpos((GLfloat)x, (GLfloat)y, (GLfloat)0.0, (GLfloat)1.0); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_RasterPos2f(GLfloat x, GLfloat y) { rasterpos(x, y, 0.0F, 1.0F); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_RasterPos2i(GLint x, GLint y) { rasterpos((GLfloat) x, (GLfloat) y, 0.0F, 1.0F); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_RasterPos2s(GLshort x, GLshort y) { rasterpos(x, y, 0.0F, 1.0F); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_RasterPos3d(GLdouble x, GLdouble y, GLdouble z) { rasterpos((GLfloat) x, (GLfloat) y, (GLfloat) z, 1.0F); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_RasterPos3f(GLfloat x, GLfloat y, GLfloat z) { rasterpos(x, y, z, 1.0F); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_RasterPos3i(GLint x, GLint y, GLint z) { rasterpos((GLfloat) x, (GLfloat) y, (GLfloat) z, 1.0F); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_RasterPos3s(GLshort x, GLshort y, GLshort z) { rasterpos(x, y, z, 1.0F); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_RasterPos4d(GLdouble x, GLdouble y, GLdouble z, GLdouble w) { rasterpos((GLfloat) x, (GLfloat) y, (GLfloat) z, (GLfloat) w); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_RasterPos4f(GLfloat x, GLfloat y, GLfloat z, GLfloat w) { rasterpos(x, y, z, w); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_RasterPos4i(GLint x, GLint y, GLint z, GLint w) { rasterpos((GLfloat) x, (GLfloat) y, (GLfloat) z, (GLfloat) w); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_RasterPos4s(GLshort x, GLshort y, GLshort z, GLshort w) { rasterpos(x, y, z, w); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_RasterPos2dv(const GLdouble *v) { rasterpos((GLfloat) v[0], (GLfloat) v[1], 0.0F, 1.0F); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_RasterPos2fv(const GLfloat *v) { rasterpos(v[0], v[1], 0.0F, 1.0F); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_RasterPos2iv(const GLint *v) { rasterpos((GLfloat) v[0], (GLfloat) v[1], 0.0F, 1.0F); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_RasterPos2sv(const GLshort *v) { rasterpos(v[0], v[1], 0.0F, 1.0F); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_RasterPos3dv(const GLdouble *v) { rasterpos((GLfloat) v[0], (GLfloat) v[1], (GLfloat) v[2], 1.0F); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_RasterPos3fv(const GLfloat *v) { rasterpos(v[0], v[1], v[2], 1.0F); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_RasterPos3iv(const GLint *v) { rasterpos((GLfloat) v[0], (GLfloat) v[1], (GLfloat) v[2], 1.0F); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_RasterPos3sv(const GLshort *v) { rasterpos(v[0], v[1], v[2], 1.0F); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_RasterPos4dv(const GLdouble *v) { rasterpos((GLfloat) v[0], (GLfloat) v[1], (GLfloat) v[2], (GLfloat) v[3]); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_RasterPos4fv(const GLfloat *v) { rasterpos(v[0], v[1], v[2], v[3]); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_RasterPos4iv(const GLint *v) { rasterpos((GLfloat) v[0], (GLfloat) v[1], (GLfloat) v[2], (GLfloat) v[3]); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_RasterPos4sv(const GLshort *v) { rasterpos(v[0], v[1], v[2], v[3]); @@ -226,11 +667,12 @@ window_pos3f(GLfloat x, GLfloat y, GLfloat z) GET_CURRENT_CONTEXT(ctx); GLfloat z2; - ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx); + FLUSH_VERTICES(ctx, 0); FLUSH_CURRENT(ctx, 0); - z2 = CLAMP(z, 0.0F, 1.0F) * (ctx->Viewport.Far - ctx->Viewport.Near) - + ctx->Viewport.Near; + z2 = CLAMP(z, 0.0F, 1.0F) + * (ctx->ViewportArray[0].Far - ctx->ViewportArray[0].Near) + + ctx->ViewportArray[0].Near; /* set raster position */ ctx->Current.RasterPos[0] = x; @@ -246,33 +688,28 @@ window_pos3f(GLfloat x, GLfloat y, GLfloat z) ctx->Current.RasterDistance = 0.0; /* raster color = current color or index */ - if (ctx->Visual.rgbMode) { - ctx->Current.RasterColor[0] - = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR0][0], 0.0F, 1.0F); - ctx->Current.RasterColor[1] - = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR0][1], 0.0F, 1.0F); - ctx->Current.RasterColor[2] - = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR0][2], 0.0F, 1.0F); - ctx->Current.RasterColor[3] - = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR0][3], 0.0F, 1.0F); - ctx->Current.RasterSecondaryColor[0] - = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR1][0], 0.0F, 1.0F); - ctx->Current.RasterSecondaryColor[1] - = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR1][1], 0.0F, 1.0F); - ctx->Current.RasterSecondaryColor[2] - = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR1][2], 0.0F, 1.0F); - ctx->Current.RasterSecondaryColor[3] - = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR1][3], 0.0F, 1.0F); - } - else { - ctx->Current.RasterIndex - = ctx->Current.Attrib[VERT_ATTRIB_COLOR_INDEX][0]; - } + ctx->Current.RasterColor[0] + = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR0][0], 0.0F, 1.0F); + ctx->Current.RasterColor[1] + = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR0][1], 0.0F, 1.0F); + ctx->Current.RasterColor[2] + = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR0][2], 0.0F, 1.0F); + ctx->Current.RasterColor[3] + = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR0][3], 0.0F, 1.0F); + ctx->Current.RasterSecondaryColor[0] + = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR1][0], 0.0F, 1.0F); + ctx->Current.RasterSecondaryColor[1] + = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR1][1], 0.0F, 1.0F); + ctx->Current.RasterSecondaryColor[2] + = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR1][2], 0.0F, 1.0F); + ctx->Current.RasterSecondaryColor[3] + = CLAMP(ctx->Current.Attrib[VERT_ATTRIB_COLOR1][3], 0.0F, 1.0F); /* raster texcoord = current texcoord */ { GLuint texSet; for (texSet = 0; texSet < ctx->Const.MaxTextureCoordUnits; texSet++) { + assert(texSet < ARRAY_SIZE(ctx->Current.RasterTexCoords)); COPY_4FV( ctx->Current.RasterTexCoords[texSet], ctx->Current.Attrib[VERT_ATTRIB_TEX0 + texSet] ); } @@ -294,147 +731,147 @@ window_pos4f(GLfloat x, GLfloat y, GLfloat z, GLfloat w) } -static void GLAPIENTRY -_mesa_WindowPos2dMESA(GLdouble x, GLdouble y) +void GLAPIENTRY +_mesa_WindowPos2d(GLdouble x, GLdouble y) { window_pos4f((GLfloat) x, (GLfloat) y, 0.0F, 1.0F); } -static void GLAPIENTRY -_mesa_WindowPos2fMESA(GLfloat x, GLfloat y) +void GLAPIENTRY +_mesa_WindowPos2f(GLfloat x, GLfloat y) { window_pos4f(x, y, 0.0F, 1.0F); } -static void GLAPIENTRY -_mesa_WindowPos2iMESA(GLint x, GLint y) +void GLAPIENTRY +_mesa_WindowPos2i(GLint x, GLint y) { window_pos4f((GLfloat) x, (GLfloat) y, 0.0F, 1.0F); } -static void GLAPIENTRY -_mesa_WindowPos2sMESA(GLshort x, GLshort y) +void GLAPIENTRY +_mesa_WindowPos2s(GLshort x, GLshort y) { window_pos4f(x, y, 0.0F, 1.0F); } -static void GLAPIENTRY -_mesa_WindowPos3dMESA(GLdouble x, GLdouble y, GLdouble z) +void GLAPIENTRY +_mesa_WindowPos3d(GLdouble x, GLdouble y, GLdouble z) { window_pos4f((GLfloat) x, (GLfloat) y, (GLfloat) z, 1.0F); } -static void GLAPIENTRY -_mesa_WindowPos3fMESA(GLfloat x, GLfloat y, GLfloat z) +void GLAPIENTRY +_mesa_WindowPos3f(GLfloat x, GLfloat y, GLfloat z) { window_pos4f(x, y, z, 1.0F); } -static void GLAPIENTRY -_mesa_WindowPos3iMESA(GLint x, GLint y, GLint z) +void GLAPIENTRY +_mesa_WindowPos3i(GLint x, GLint y, GLint z) { window_pos4f((GLfloat) x, (GLfloat) y, (GLfloat) z, 1.0F); } -static void GLAPIENTRY -_mesa_WindowPos3sMESA(GLshort x, GLshort y, GLshort z) +void GLAPIENTRY +_mesa_WindowPos3s(GLshort x, GLshort y, GLshort z) { window_pos4f(x, y, z, 1.0F); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_WindowPos4dMESA(GLdouble x, GLdouble y, GLdouble z, GLdouble w) { window_pos4f((GLfloat) x, (GLfloat) y, (GLfloat) z, (GLfloat) w); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_WindowPos4fMESA(GLfloat x, GLfloat y, GLfloat z, GLfloat w) { window_pos4f(x, y, z, w); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_WindowPos4iMESA(GLint x, GLint y, GLint z, GLint w) { window_pos4f((GLfloat) x, (GLfloat) y, (GLfloat) z, (GLfloat) w); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_WindowPos4sMESA(GLshort x, GLshort y, GLshort z, GLshort w) { window_pos4f(x, y, z, w); } -static void GLAPIENTRY -_mesa_WindowPos2dvMESA(const GLdouble *v) +void GLAPIENTRY +_mesa_WindowPos2dv(const GLdouble *v) { window_pos4f((GLfloat) v[0], (GLfloat) v[1], 0.0F, 1.0F); } -static void GLAPIENTRY -_mesa_WindowPos2fvMESA(const GLfloat *v) +void GLAPIENTRY +_mesa_WindowPos2fv(const GLfloat *v) { window_pos4f(v[0], v[1], 0.0F, 1.0F); } -static void GLAPIENTRY -_mesa_WindowPos2ivMESA(const GLint *v) +void GLAPIENTRY +_mesa_WindowPos2iv(const GLint *v) { window_pos4f((GLfloat) v[0], (GLfloat) v[1], 0.0F, 1.0F); } -static void GLAPIENTRY -_mesa_WindowPos2svMESA(const GLshort *v) +void GLAPIENTRY +_mesa_WindowPos2sv(const GLshort *v) { window_pos4f(v[0], v[1], 0.0F, 1.0F); } -static void GLAPIENTRY -_mesa_WindowPos3dvMESA(const GLdouble *v) +void GLAPIENTRY +_mesa_WindowPos3dv(const GLdouble *v) { window_pos4f((GLfloat) v[0], (GLfloat) v[1], (GLfloat) v[2], 1.0F); } -static void GLAPIENTRY -_mesa_WindowPos3fvMESA(const GLfloat *v) +void GLAPIENTRY +_mesa_WindowPos3fv(const GLfloat *v) { window_pos4f(v[0], v[1], v[2], 1.0); } -static void GLAPIENTRY -_mesa_WindowPos3ivMESA(const GLint *v) +void GLAPIENTRY +_mesa_WindowPos3iv(const GLint *v) { window_pos4f((GLfloat) v[0], (GLfloat) v[1], (GLfloat) v[2], 1.0F); } -static void GLAPIENTRY -_mesa_WindowPos3svMESA(const GLshort *v) +void GLAPIENTRY +_mesa_WindowPos3sv(const GLshort *v) { window_pos4f(v[0], v[1], v[2], 1.0F); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_WindowPos4dvMESA(const GLdouble *v) { window_pos4f((GLfloat) v[0], (GLfloat) v[1], (GLfloat) v[2], (GLfloat) v[3]); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_WindowPos4fvMESA(const GLfloat *v) { window_pos4f(v[0], v[1], v[2], v[3]); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_WindowPos4ivMESA(const GLint *v) { window_pos4f((GLfloat) v[0], (GLfloat) v[1], (GLfloat) v[2], (GLfloat) v[3]); } -static void GLAPIENTRY +void GLAPIENTRY _mesa_WindowPos4svMESA(const GLshort *v) { window_pos4f(v[0], v[1], v[2], v[3]); @@ -480,65 +917,6 @@ void glWindowPos4fMESA( GLfloat x, GLfloat y, GLfloat z, GLfloat w ) #endif -void -_mesa_init_rastpos_dispatch(struct _glapi_table *disp) -{ - SET_RasterPos2f(disp, _mesa_RasterPos2f); - SET_RasterPos2fv(disp, _mesa_RasterPos2fv); - SET_RasterPos2i(disp, _mesa_RasterPos2i); - SET_RasterPos2iv(disp, _mesa_RasterPos2iv); - SET_RasterPos2d(disp, _mesa_RasterPos2d); - SET_RasterPos2dv(disp, _mesa_RasterPos2dv); - SET_RasterPos2s(disp, _mesa_RasterPos2s); - SET_RasterPos2sv(disp, _mesa_RasterPos2sv); - SET_RasterPos3d(disp, _mesa_RasterPos3d); - SET_RasterPos3dv(disp, _mesa_RasterPos3dv); - SET_RasterPos3f(disp, _mesa_RasterPos3f); - SET_RasterPos3fv(disp, _mesa_RasterPos3fv); - SET_RasterPos3i(disp, _mesa_RasterPos3i); - SET_RasterPos3iv(disp, _mesa_RasterPos3iv); - SET_RasterPos3s(disp, _mesa_RasterPos3s); - SET_RasterPos3sv(disp, _mesa_RasterPos3sv); - SET_RasterPos4d(disp, _mesa_RasterPos4d); - SET_RasterPos4dv(disp, _mesa_RasterPos4dv); - SET_RasterPos4f(disp, _mesa_RasterPos4f); - SET_RasterPos4fv(disp, _mesa_RasterPos4fv); - SET_RasterPos4i(disp, _mesa_RasterPos4i); - SET_RasterPos4iv(disp, _mesa_RasterPos4iv); - SET_RasterPos4s(disp, _mesa_RasterPos4s); - SET_RasterPos4sv(disp, _mesa_RasterPos4sv); - - /* 197. GL_MESA_window_pos */ - SET_WindowPos2dMESA(disp, _mesa_WindowPos2dMESA); - SET_WindowPos2dvMESA(disp, _mesa_WindowPos2dvMESA); - SET_WindowPos2fMESA(disp, _mesa_WindowPos2fMESA); - SET_WindowPos2fvMESA(disp, _mesa_WindowPos2fvMESA); - SET_WindowPos2iMESA(disp, _mesa_WindowPos2iMESA); - SET_WindowPos2ivMESA(disp, _mesa_WindowPos2ivMESA); - SET_WindowPos2sMESA(disp, _mesa_WindowPos2sMESA); - SET_WindowPos2svMESA(disp, _mesa_WindowPos2svMESA); - SET_WindowPos3dMESA(disp, _mesa_WindowPos3dMESA); - SET_WindowPos3dvMESA(disp, _mesa_WindowPos3dvMESA); - SET_WindowPos3fMESA(disp, _mesa_WindowPos3fMESA); - SET_WindowPos3fvMESA(disp, _mesa_WindowPos3fvMESA); - SET_WindowPos3iMESA(disp, _mesa_WindowPos3iMESA); - SET_WindowPos3ivMESA(disp, _mesa_WindowPos3ivMESA); - SET_WindowPos3sMESA(disp, _mesa_WindowPos3sMESA); - SET_WindowPos3svMESA(disp, _mesa_WindowPos3svMESA); - SET_WindowPos4dMESA(disp, _mesa_WindowPos4dMESA); - SET_WindowPos4dvMESA(disp, _mesa_WindowPos4dvMESA); - SET_WindowPos4fMESA(disp, _mesa_WindowPos4fMESA); - SET_WindowPos4fvMESA(disp, _mesa_WindowPos4fvMESA); - SET_WindowPos4iMESA(disp, _mesa_WindowPos4iMESA); - SET_WindowPos4ivMESA(disp, _mesa_WindowPos4ivMESA); - SET_WindowPos4sMESA(disp, _mesa_WindowPos4sMESA); - SET_WindowPos4svMESA(disp, _mesa_WindowPos4svMESA); -} - - -#endif /* FEATURE_rastpos */ - - /**********************************************************************/ /** \name Initialization */ /**********************************************************************/ @@ -550,19 +928,18 @@ _mesa_init_rastpos_dispatch(struct _glapi_table *disp) * \param ctx GL context. * * Initialize the current raster position information in - * __GLcontextRec::Current, and adds the extension entry points to the + * __struct gl_contextRec::Current, and adds the extension entry points to the * dispatcher. */ -void _mesa_init_rastpos( GLcontext * ctx ) +void _mesa_init_rastpos( struct gl_context * ctx ) { - int i; + unsigned i; ASSIGN_4V( ctx->Current.RasterPos, 0.0, 0.0, 0.0, 1.0 ); ctx->Current.RasterDistance = 0.0; ASSIGN_4V( ctx->Current.RasterColor, 1.0, 1.0, 1.0, 1.0 ); ASSIGN_4V( ctx->Current.RasterSecondaryColor, 0.0, 0.0, 0.0, 1.0 ); - ctx->Current.RasterIndex = 1.0; - for (i = 0; i < MAX_TEXTURE_COORD_UNITS; i++) + for (i = 0; i < ARRAY_SIZE(ctx->Current.RasterTexCoords); i++) ASSIGN_4V( ctx->Current.RasterTexCoords[i], 0.0, 0.0, 0.0, 1.0 ); ctx->Current.RasterPosValid = GL_TRUE; }