X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fswrast%2Fs_aaline.c;h=de5b42b9f6bbc9c6c9e419f52b99d298d511c2ac;hb=21f7f67685587f359f500019a7f4995151995792;hp=9bfa8f2e619340ebfecddeb5296968a256799bfd;hpb=5b714723895d321db753f896576de5e2c27778c3;p=mesa.git diff --git a/src/mesa/swrast/s_aaline.c b/src/mesa/swrast/s_aaline.c index 9bfa8f2e619..de5b42b9f6b 100644 --- a/src/mesa/swrast/s_aaline.c +++ b/src/mesa/swrast/s_aaline.c @@ -1,6 +1,5 @@ /* * Mesa 3-D graphics library - * Version: 6.5.3 * * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. * @@ -17,16 +16,19 @@ * 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. */ +#include "c99_math.h" #include "main/glheader.h" #include "main/imports.h" #include "main/macros.h" #include "main/mtypes.h" +#include "main/teximage.h" #include "swrast/s_aaline.h" #include "swrast/s_context.h" #include "swrast/s_span.h" @@ -59,16 +61,14 @@ struct LineInfo /* DO_Z */ GLfloat zPlane[4]; - /* DO_RGBA */ + /* DO_RGBA - always enabled */ GLfloat rPlane[4], gPlane[4], bPlane[4], aPlane[4]; - /* DO_INDEX */ - GLfloat iPlane[4]; /* DO_ATTRIBS */ GLfloat wPlane[4]; - GLfloat attrPlane[FRAG_ATTRIB_MAX][4][4]; - GLfloat lambda[FRAG_ATTRIB_MAX]; - GLfloat texWidth[FRAG_ATTRIB_MAX]; - GLfloat texHeight[FRAG_ATTRIB_MAX]; + GLfloat attrPlane[VARYING_SLOT_MAX][4][4]; + GLfloat lambda[VARYING_SLOT_MAX]; + GLfloat texWidth[VARYING_SLOT_MAX]; + GLfloat texHeight[VARYING_SLOT_MAX]; SWspan span; }; @@ -116,11 +116,11 @@ compute_plane(GLfloat x0, GLfloat y0, GLfloat x1, GLfloat y1, const GLfloat b = pz * py; const GLfloat c = px * px + py * py; const GLfloat d = -(a * x0 + b * y0 + c * z0); - if (a == 0.0 && b == 0.0 && c == 0.0 && d == 0.0) { - plane[0] = 0.0; - plane[1] = 0.0; - plane[2] = 1.0; - plane[3] = 0.0; + if (a == 0.0F && b == 0.0F && c == 0.0F && d == 0.0F) { + plane[0] = 0.0F; + plane[1] = 0.0F; + plane[2] = 1.0F; + plane[3] = 0.0F; } else { plane[0] = a; @@ -132,17 +132,17 @@ compute_plane(GLfloat x0, GLfloat y0, GLfloat x1, GLfloat y1, } -static INLINE void +static inline void constant_plane(GLfloat value, GLfloat plane[4]) { - plane[0] = 0.0; - plane[1] = 0.0; - plane[2] = -1.0; + plane[0] = 0.0F; + plane[1] = 0.0F; + plane[2] = -1.0F; plane[3] = value; } -static INLINE GLfloat +static inline GLfloat solve_plane(GLfloat x, GLfloat y, const GLfloat plane[4]) { const GLfloat z = (plane[3] + plane[0] * x + plane[1] * y) / -plane[2]; @@ -156,12 +156,12 @@ solve_plane(GLfloat x, GLfloat y, const GLfloat plane[4]) /* * Return 1 / solve_plane(). */ -static INLINE GLfloat +static inline GLfloat solve_plane_recip(GLfloat x, GLfloat y, const GLfloat plane[4]) { const GLfloat denom = plane[3] + plane[0] * x + plane[1] * y; - if (denom == 0.0) - return 0.0; + if (denom == 0.0F) + return 0.0F; else return -plane[2] / denom; } @@ -170,7 +170,7 @@ solve_plane_recip(GLfloat x, GLfloat y, const GLfloat plane[4]) /* * Solve plane and return clamped GLchan value. */ -static INLINE GLchan +static inline GLchan solve_plane_chan(GLfloat x, GLfloat y, const GLfloat plane[4]) { const GLfloat z = (plane[3] + plane[0] * x + plane[1] * y) / -plane[2]; @@ -189,7 +189,7 @@ solve_plane_chan(GLfloat x, GLfloat y, const GLfloat plane[4]) /* * Compute mipmap level of detail. */ -static INLINE GLfloat +static inline GLfloat compute_lambda(const GLfloat sPlane[4], const GLfloat tPlane[4], GLfloat invQ, GLfloat width, GLfloat height) { @@ -204,7 +204,7 @@ compute_lambda(const GLfloat sPlane[4], const GLfloat tPlane[4], if (rho2 == 0.0F) return 0.0; else - return (GLfloat) (LOGF(rho2) * 1.442695 * 0.5);/* 1.442695 = 1/log(2) */ + return logf(rho2) * 1.442695f * 0.5f;/* 1.442695 = 1/log(2) */ } @@ -325,21 +325,7 @@ compute_coveragef(const struct LineInfo *info, } -/** - * Compute coverage value for color index mode. - * XXX this may not be quite correct. - * \return coverage in [0,15]. - */ -static GLfloat -compute_coveragei(const struct LineInfo *info, - GLint winx, GLint winy) -{ - return compute_coveragef(info, winx, winy) * 15.0F; -} - - - -typedef void (*plot_func)(GLcontext *ctx, struct LineInfo *line, +typedef void (*plot_func)(struct gl_context *ctx, struct LineInfo *line, int ix, int iy); @@ -348,7 +334,7 @@ typedef void (*plot_func)(GLcontext *ctx, struct LineInfo *line, * Draw an AA line segment (called many times per line when stippling) */ static void -segment(GLcontext *ctx, +segment(struct gl_context *ctx, struct LineInfo *line, plot_func plot, GLfloat t0, GLfloat t1) @@ -388,7 +374,7 @@ segment(GLcontext *ctx, if (x0 < x1) { xLeft = x0 - line->halfWidth; xRight = x1 + line->halfWidth; - if (line->dy >= 0.0) { + if (line->dy >= 0.0F) { yBot = y0 - 3.0F * line->halfWidth; yTop = y0 + line->halfWidth; } @@ -400,7 +386,7 @@ segment(GLcontext *ctx, else { xLeft = x1 - line->halfWidth; xRight = x0 + line->halfWidth; - if (line->dy <= 0.0) { + if (line->dy <= 0.0F) { yBot = y1 - 3.0F * line->halfWidth; yTop = y1 + line->halfWidth; } @@ -434,7 +420,7 @@ segment(GLcontext *ctx, if (y0 < y1) { yBot = y0 - line->halfWidth; yTop = y1 + line->halfWidth; - if (line->dx >= 0.0) { + if (line->dx >= 0.0F) { xLeft = x0 - 3.0F * line->halfWidth; xRight = x0 + line->halfWidth; } @@ -446,7 +432,7 @@ segment(GLcontext *ctx, else { yBot = y1 - line->halfWidth; yTop = y0 + line->halfWidth; - if (line->dx <= 0.0) { + if (line->dx <= 0.0F) { xLeft = x1 - 3.0F * line->halfWidth; xRight = x1 + line->halfWidth; } @@ -475,50 +461,34 @@ segment(GLcontext *ctx, } -#define NAME(x) aa_ci_##x -#define DO_Z -#define DO_ATTRIBS /* for fog */ -#define DO_INDEX -#include "s_aalinetemp.h" - - #define NAME(x) aa_rgba_##x #define DO_Z -#define DO_RGBA #include "s_aalinetemp.h" #define NAME(x) aa_general_rgba_##x #define DO_Z -#define DO_RGBA #define DO_ATTRIBS #include "s_aalinetemp.h" void -_swrast_choose_aa_line_function(GLcontext *ctx) +_swrast_choose_aa_line_function(struct gl_context *ctx) { SWcontext *swrast = SWRAST_CONTEXT(ctx); - ASSERT(ctx->Line.SmoothFlag); - - if (ctx->Visual.rgbMode) { - /* RGBA */ - if (ctx->Texture._EnabledCoordUnits != 0 - || ctx->FragmentProgram._Current - || (ctx->Light.Enabled && - ctx->Light.Model.ColorControl == GL_SEPARATE_SPECULAR_COLOR) - || ctx->Fog.ColorSumEnabled - || swrast->_FogEnabled) { - swrast->Line = aa_general_rgba_line; - } - else { - swrast->Line = aa_rgba_line; - } + assert(ctx->Line.SmoothFlag); + + if (ctx->Texture._EnabledCoordUnits != 0 + || _swrast_use_fragment_program(ctx) + || (ctx->Light.Enabled && + ctx->Light.Model.ColorControl == GL_SEPARATE_SPECULAR_COLOR) + || ctx->Fog.ColorSumEnabled + || swrast->_FogEnabled) { + swrast->Line = aa_general_rgba_line; } else { - /* Color Index */ - swrast->Line = aa_ci_line; + swrast->Line = aa_rgba_line; } }