diff options
Diffstat (limited to 'src/mesa/main/rastpos.c')
| -rw-r--r-- | src/mesa/main/rastpos.c | 212 |
1 files changed, 141 insertions, 71 deletions
diff --git a/src/mesa/main/rastpos.c b/src/mesa/main/rastpos.c index eeca646f2f0..160c9e3ed13 100644 --- a/src/mesa/main/rastpos.c +++ b/src/mesa/main/rastpos.c @@ -1,8 +1,8 @@ -/* $Id: rastpos.c,v 1.3 1999/11/08 15:28:08 brianp Exp $ */ +/* $Id: rastpos.c,v 1.4 1999/11/11 01:22:27 brianp Exp $ */ /* * Mesa 3-D graphics library - * Version: 3.1 + * Version: 3.3 * * Copyright (C) 1999 Brian Paul All Rights Reserved. * @@ -25,18 +25,10 @@ */ - - - #ifdef PC_HEADER #include "all.h" #else -#ifndef XFree86Server -#include <assert.h> -#include <math.h> -#else -#include "GL/xf86glx.h" -#endif +#include "glheader.h" #include "clip.h" #include "context.h" #include "feedback.h" @@ -54,8 +46,8 @@ /* * Caller: context->API.RasterPos4f */ -void gl_RasterPos4f( GLcontext *ctx, - GLfloat x, GLfloat y, GLfloat z, GLfloat w ) +static void raster_pos4f( GLcontext *ctx, + GLfloat x, GLfloat y, GLfloat z, GLfloat w ) { GLfloat v[4], eye[4], clip[4], ndc[3], d; @@ -161,69 +153,147 @@ void gl_RasterPos4f( GLcontext *ctx, -/* - * This is a MESA extension function. Pretty much just like glRasterPos - * except we don't apply the modelview or projection matrices; specify a - * window coordinate directly. - * Caller: context->API.WindowPos4fMESA pointer. - */ -void gl_windowpos( GLcontext *ctx, GLfloat x, GLfloat y, GLfloat z, GLfloat w ) +void +_mesa_RasterPos2d(GLdouble x, GLdouble y) { - /* KW: Assume that like rasterpos, this must be outside begin/end. - */ - ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH( ctx, "glWindowPosMESA" ); + _mesa_RasterPos4f(x, y, 0.0F, 1.0F); +} - /* set raster position */ - ctx->Current.RasterPos[0] = x; - ctx->Current.RasterPos[1] = y; - ctx->Current.RasterPos[2] = CLAMP( z, 0.0F, 1.0F ); - ctx->Current.RasterPos[3] = w; +void +_mesa_RasterPos2f(GLfloat x, GLfloat y) +{ + _mesa_RasterPos4f(x, y, 0.0F, 1.0F); +} - ctx->Current.RasterPosValid = GL_TRUE; +void +_mesa_RasterPos2i(GLint x, GLint y) +{ + _mesa_RasterPos4f(x, y, 0.0F, 1.0F); +} - /* raster color */ - if (0 && ctx->Light.Enabled) { - - /* KW: I don't see how this can work - would have to take the - * inverse of the projection matrix or the combined - * modelProjection matrix, transform point and normal, and - * do the lighting. Those inverses are not used for - * anything else. This is not an object-space lighting - * issue - what this is trying to do is something like - * clip-space or window-space lighting... - * - * Anyway, since the implementation was never correct, I'm - * not fixing it now - just use the unlit color. - */ - - /* KW: As a reprise, we now *do* keep the inverse of the projection - * matrix, so it is not infeasible to try to swim up stream - * in this manner. I still don't want to implement it, - * however. - */ - } - else { - /* use current color or index */ - if (ctx->Visual->RGBAflag) { - UBYTE_RGBA_TO_FLOAT_RGBA(ctx->Current.RasterColor, - ctx->Current.ByteColor); - } - else { - ctx->Current.RasterIndex = ctx->Current.Index; - } - } +void +_mesa_RasterPos2s(GLshort x, GLshort y) +{ + _mesa_RasterPos4f(x, y, 0.0F, 1.0F); +} - ctx->Current.RasterDistance = 0.0; +void +_mesa_RasterPos3d(GLdouble x, GLdouble y, GLdouble z) +{ + _mesa_RasterPos4f(x, y, z, 1.0F); +} - { - GLuint texSet; - for (texSet=0; texSet<MAX_TEXTURE_UNITS; texSet++) { - COPY_4FV( ctx->Current.RasterMultiTexCoord[texSet], - ctx->Current.Texcoord[texSet] ); - } - } +void +_mesa_RasterPos3f(GLfloat x, GLfloat y, GLfloat z) +{ + _mesa_RasterPos4f(x, y, z, 1.0F); +} - if (ctx->RenderMode==GL_SELECT) { - gl_update_hitflag( ctx, ctx->Current.RasterPos[2] ); - } +void +_mesa_RasterPos3i(GLint x, GLint y, GLint z) +{ + _mesa_RasterPos4f(x, y, z, 1.0F); +} + +void +_mesa_RasterPos3s(GLshort x, GLshort y, GLshort z) +{ + _mesa_RasterPos4f(x, y, z, 1.0F); +} + +void +_mesa_RasterPos4d(GLdouble x, GLdouble y, GLdouble z, GLdouble w) +{ + _mesa_RasterPos4f(x, y, z, w); +} + +void +_mesa_RasterPos4f(GLfloat x, GLfloat y, GLfloat z, GLfloat w) +{ + GET_CURRENT_CONTEXT(ctx); + raster_pos4f(ctx, x, y, z, w); +} + +void +_mesa_RasterPos4i(GLint x, GLint y, GLint z, GLint w) +{ + _mesa_RasterPos4f(x, y, z, w); +} + +void +_mesa_RasterPos4s(GLshort x, GLshort y, GLshort z, GLshort w) +{ + _mesa_RasterPos4f(x, y, z, w); +} + +void +_mesa_RasterPos2dv(const GLdouble *v) +{ + _mesa_RasterPos4f(v[0], v[1], 0.0F, 1.0F); +} + +void +_mesa_RasterPos2fv(const GLfloat *v) +{ + _mesa_RasterPos4f(v[0], v[1], 0.0F, 1.0F); +} + +void +_mesa_RasterPos2iv(const GLint *v) +{ + _mesa_RasterPos4f(v[0], v[1], 0.0F, 1.0F); +} + +void +_mesa_RasterPos2sv(const GLshort *v) +{ + _mesa_RasterPos4f(v[0], v[1], 0.0F, 1.0F); +} + +void +_mesa_RasterPos3dv(const GLdouble *v) +{ + _mesa_RasterPos4f(v[0], v[1], v[2], 1.0F); +} + +void +_mesa_RasterPos3fv(const GLfloat *v) +{ + _mesa_RasterPos4f(v[0], v[1], v[2], 1.0F); +} + +void +_mesa_RasterPos3iv(const GLint *v) +{ + _mesa_RasterPos4f(v[0], v[1], v[2], 1.0F); +} + +void +_mesa_RasterPos3sv(const GLshort *v) +{ + _mesa_RasterPos4f(v[0], v[1], v[2], 1.0F); +} + +void +_mesa_RasterPos4dv(const GLdouble *v) +{ + _mesa_RasterPos4f(v[0], v[1], v[2], v[3]); +} + +void +_mesa_RasterPos4fv(const GLfloat *v) +{ + _mesa_RasterPos4f(v[0], v[1], v[2], v[3]); +} + +void +_mesa_RasterPos4iv(const GLint *v) +{ + _mesa_RasterPos4f(v[0], v[1], v[2], v[3]); +} + +void +_mesa_RasterPos4sv(const GLshort *v) +{ + _mesa_RasterPos4f(v[0], v[1], v[2], v[3]); } |