X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fmain%2Fpolygon.c;h=60af88f9857ca831da6b3beffc74acf73221b673;hb=cfff74629765d1d06313705f5ca80138c2182ef0;hp=d11c9424d5e261b292679820ceddca752b396d7f;hpb=434ec3ada841915a00ffc23f699401eb3e7b37ee;p=mesa.git diff --git a/src/mesa/main/polygon.c b/src/mesa/main/polygon.c index d11c9424d5e..60af88f9857 100644 --- a/src/mesa/main/polygon.c +++ b/src/mesa/main/polygon.c @@ -5,7 +5,6 @@ /* * Mesa 3-D graphics library - * Version: 6.5.1 * * Copyright (C) 1999-2006 Brian Paul All Rights Reserved. * @@ -22,19 +21,20 @@ * 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 "glheader.h" #include "imports.h" -#include "bufferobj.h" #include "context.h" #include "image.h" #include "enums.h" -#include "macros.h" +#include "pack.h" +#include "pbo.h" #include "polygon.h" #include "mtypes.h" @@ -54,10 +54,9 @@ void GLAPIENTRY _mesa_CullFace( GLenum mode ) { GET_CURRENT_CONTEXT(ctx); - ASSERT_OUTSIDE_BEGIN_END(ctx); if (MESA_VERBOSE&VERBOSE_API) - _mesa_debug(ctx, "glCullFace %s\n", _mesa_lookup_enum_by_nr(mode)); + _mesa_debug(ctx, "glCullFace %s\n", _mesa_enum_to_string(mode)); if (mode!=GL_FRONT && mode!=GL_BACK && mode!=GL_FRONT_AND_BACK) { _mesa_error( ctx, GL_INVALID_ENUM, "glCullFace" ); @@ -90,24 +89,21 @@ void GLAPIENTRY _mesa_FrontFace( GLenum mode ) { GET_CURRENT_CONTEXT(ctx); - ASSERT_OUTSIDE_BEGIN_END(ctx); if (MESA_VERBOSE&VERBOSE_API) - _mesa_debug(ctx, "glFrontFace %s\n", _mesa_lookup_enum_by_nr(mode)); + _mesa_debug(ctx, "glFrontFace %s\n", _mesa_enum_to_string(mode)); + + if (ctx->Polygon.FrontFace == mode) + return; if (mode!=GL_CW && mode!=GL_CCW) { _mesa_error( ctx, GL_INVALID_ENUM, "glFrontFace" ); return; } - if (ctx->Polygon.FrontFace == mode) - return; - FLUSH_VERTICES(ctx, _NEW_POLYGON); ctx->Polygon.FrontFace = mode; - ctx->Polygon._FrontBit = (GLboolean) (mode == GL_CW); - if (ctx->Driver.FrontFace) ctx->Driver.FrontFace( ctx, mode ); } @@ -129,12 +125,11 @@ void GLAPIENTRY _mesa_PolygonMode( GLenum face, GLenum mode ) { GET_CURRENT_CONTEXT(ctx); - ASSERT_OUTSIDE_BEGIN_END(ctx); if (MESA_VERBOSE&VERBOSE_API) _mesa_debug(ctx, "glPolygonMode %s %s\n", - _mesa_lookup_enum_by_nr(face), - _mesa_lookup_enum_by_nr(mode)); + _mesa_enum_to_string(face), + _mesa_enum_to_string(mode)); if (mode!=GL_POINT && mode!=GL_LINE && mode!=GL_FILL) { _mesa_error( ctx, GL_INVALID_ENUM, "glPolygonMode(mode)" ); @@ -143,6 +138,10 @@ _mesa_PolygonMode( GLenum face, GLenum mode ) switch (face) { case GL_FRONT: + if (ctx->API == API_OPENGL_CORE) { + _mesa_error( ctx, GL_INVALID_ENUM, "glPolygonMode(face)" ); + return; + } if (ctx->Polygon.FrontMode == mode) return; FLUSH_VERTICES(ctx, _NEW_POLYGON); @@ -157,6 +156,10 @@ _mesa_PolygonMode( GLenum face, GLenum mode ) ctx->Polygon.BackMode = mode; break; case GL_BACK: + if (ctx->API == API_OPENGL_CORE) { + _mesa_error( ctx, GL_INVALID_ENUM, "glPolygonMode(face)" ); + return; + } if (ctx->Polygon.BackMode == mode) return; FLUSH_VERTICES(ctx, _NEW_POLYGON); @@ -167,76 +170,35 @@ _mesa_PolygonMode( GLenum face, GLenum mode ) return; } - if (ctx->Polygon.FrontMode == GL_FILL && ctx->Polygon.BackMode == GL_FILL) - ctx->_TriangleCaps &= ~DD_TRI_UNFILLED; - else - ctx->_TriangleCaps |= DD_TRI_UNFILLED; - if (ctx->Driver.PolygonMode) ctx->Driver.PolygonMode(ctx, face, mode); } -#if _HAVE_FULL_GL - - -/** - * This routine updates the ctx->Polygon.Stipple state. - * If we're getting the stipple data from a PBO, we map the buffer - * in order to access the data. - * In any case, we obey the current pixel unpacking parameters when fetching - * the stipple data. - * - * In the future, this routine should be used as a fallback, called via - * ctx->Driver.PolygonStipple(). We'll have to update all the DRI drivers - * too. - */ -void -_mesa_polygon_stipple(GLcontext *ctx, const GLubyte *pattern) -{ - if (_mesa_is_bufferobj(ctx->Unpack.BufferObj)) { - /* Get/unpack the stipple pattern from a PBO */ - GLubyte *buf; - if (!_mesa_validate_pbo_access(2, &ctx->Unpack, 32, 32, 1, - GL_COLOR_INDEX, GL_BITMAP, pattern)) { - _mesa_error(ctx, GL_INVALID_OPERATION, - "glPolygonStipple(bad PBO access)"); - return; - } - buf = (GLubyte *) ctx->Driver.MapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT, - GL_READ_ONLY_ARB, - ctx->Unpack.BufferObj); - if (!buf) { - _mesa_error(ctx, GL_INVALID_OPERATION, - "glPolygonStipple(PBO mapped)"); - return; - } - buf = ADD_POINTERS(buf, pattern); - _mesa_unpack_polygon_stipple(buf, ctx->PolygonStipple, &ctx->Unpack); - ctx->Driver.UnmapBuffer(ctx, GL_PIXEL_UNPACK_BUFFER_EXT, - ctx->Unpack.BufferObj); - } - else { - /* Get/unpack the stipple pattern from user memory */ - _mesa_unpack_polygon_stipple(pattern, ctx->PolygonStipple, &ctx->Unpack); - } -} - /** * Called by glPolygonStipple. */ void GLAPIENTRY -_mesa_PolygonStipple( const GLubyte *pattern ) +_mesa_PolygonStipple(const GLubyte *pattern) { GET_CURRENT_CONTEXT(ctx); - ASSERT_OUTSIDE_BEGIN_END(ctx); - if (MESA_VERBOSE&VERBOSE_API) + if (MESA_VERBOSE & VERBOSE_API) _mesa_debug(ctx, "glPolygonStipple\n"); FLUSH_VERTICES(ctx, _NEW_POLYGONSTIPPLE); - _mesa_polygon_stipple(ctx, pattern); + pattern = _mesa_map_validate_pbo_source(ctx, 2, + &ctx->Unpack, 32, 32, 1, + GL_COLOR_INDEX, GL_BITMAP, + INT_MAX, pattern, + "glPolygonStipple"); + if (!pattern) + return; + + _mesa_unpack_polygon_stipple(pattern, ctx->PolygonStipple, &ctx->Unpack); + + _mesa_unmap_pbo_source(ctx, &ctx->Unpack); if (ctx->Driver.PolygonStipple) ctx->Driver.PolygonStipple(ctx, pattern); @@ -247,65 +209,59 @@ _mesa_PolygonStipple( const GLubyte *pattern ) * Called by glPolygonStipple. */ void GLAPIENTRY -_mesa_GetPolygonStipple( GLubyte *dest ) +_mesa_GetnPolygonStippleARB( GLsizei bufSize, GLubyte *dest ) { GET_CURRENT_CONTEXT(ctx); - ASSERT_OUTSIDE_BEGIN_END(ctx); if (MESA_VERBOSE&VERBOSE_API) _mesa_debug(ctx, "glGetPolygonStipple\n"); - /* XXX someday we may put this code into a separate function and call - * it with ctx->Driver.GetPolygonStipple(). - */ - if (_mesa_is_bufferobj(ctx->Pack.BufferObj)) { - /* Put/pack the stipple pattern into a PBO */ - GLubyte *buf; - if (!_mesa_validate_pbo_access(2, &ctx->Pack, 32, 32, 1, - GL_COLOR_INDEX, GL_BITMAP, dest)) { - _mesa_error(ctx, GL_INVALID_OPERATION, - "glGetPolygonStipple(bad PBO access)"); - return; - } - buf = (GLubyte *) ctx->Driver.MapBuffer(ctx, GL_PIXEL_PACK_BUFFER_EXT, - GL_WRITE_ONLY_ARB, - ctx->Pack.BufferObj); - if (!buf) { - _mesa_error(ctx, GL_INVALID_OPERATION, - "glGetPolygonStipple(PBO mapped)"); - return; - } - buf = ADD_POINTERS(buf, dest); - _mesa_pack_polygon_stipple(ctx->PolygonStipple, buf, &ctx->Pack); - ctx->Driver.UnmapBuffer(ctx, GL_PIXEL_PACK_BUFFER_EXT, - ctx->Pack.BufferObj); - } - else { - /* Put/pack the stipple pattern into user memory */ - _mesa_pack_polygon_stipple(ctx->PolygonStipple, dest, &ctx->Pack); - } + dest = _mesa_map_validate_pbo_dest(ctx, 2, + &ctx->Pack, 32, 32, 1, + GL_COLOR_INDEX, GL_BITMAP, + bufSize, dest, "glGetPolygonStipple"); + if (!dest) + return; + + _mesa_pack_polygon_stipple(ctx->PolygonStipple, dest, &ctx->Pack); + + _mesa_unmap_pbo_dest(ctx, &ctx->Pack); } void GLAPIENTRY -_mesa_PolygonOffset( GLfloat factor, GLfloat units ) +_mesa_GetPolygonStipple( GLubyte *dest ) { - GET_CURRENT_CONTEXT(ctx); - ASSERT_OUTSIDE_BEGIN_END(ctx); - - if (MESA_VERBOSE&VERBOSE_API) - _mesa_debug(ctx, "glPolygonOffset %f %f\n", factor, units); + _mesa_GetnPolygonStippleARB(INT_MAX, dest); +} +void +_mesa_polygon_offset_clamp(struct gl_context *ctx, + GLfloat factor, GLfloat units, GLfloat clamp) +{ if (ctx->Polygon.OffsetFactor == factor && - ctx->Polygon.OffsetUnits == units) + ctx->Polygon.OffsetUnits == units && + ctx->Polygon.OffsetClamp == clamp) return; FLUSH_VERTICES(ctx, _NEW_POLYGON); ctx->Polygon.OffsetFactor = factor; ctx->Polygon.OffsetUnits = units; + ctx->Polygon.OffsetClamp = clamp; if (ctx->Driver.PolygonOffset) - ctx->Driver.PolygonOffset( ctx, factor, units ); + ctx->Driver.PolygonOffset( ctx, factor, units, clamp ); +} + +void GLAPIENTRY +_mesa_PolygonOffset( GLfloat factor, GLfloat units ) +{ + GET_CURRENT_CONTEXT(ctx); + + if (MESA_VERBOSE&VERBOSE_API) + _mesa_debug(ctx, "glPolygonOffset %f %f\n", factor, units); + + _mesa_polygon_offset_clamp(ctx, factor, units, 0.0); } @@ -317,7 +273,23 @@ _mesa_PolygonOffsetEXT( GLfloat factor, GLfloat bias ) _mesa_PolygonOffset(factor, bias * ctx->DrawBuffer->_DepthMaxF ); } -#endif +void GLAPIENTRY +_mesa_PolygonOffsetClampEXT( GLfloat factor, GLfloat units, GLfloat clamp ) +{ + GET_CURRENT_CONTEXT(ctx); + + if (!ctx->Extensions.EXT_polygon_offset_clamp) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "unsupported function (glPolygonOffsetClampEXT) called"); + return; + } + + if (MESA_VERBOSE&VERBOSE_API) + _mesa_debug(ctx, "glPolygonOffsetClampEXT %f %f %f\n", factor, units, clamp); + + _mesa_polygon_offset_clamp(ctx, factor, units, clamp); +} + /**********************************************************************/ @@ -329,10 +301,10 @@ _mesa_PolygonOffsetEXT( GLfloat factor, GLfloat bias ) * * \param ctx GL context. * - * Initializes __GLcontextRec::Polygon and __GLcontextRec::PolygonStipple + * Initializes __struct gl_contextRec::Polygon and __struct gl_contextRec::PolygonStipple * attribute groups. */ -void _mesa_init_polygon( GLcontext * ctx ) +void _mesa_init_polygon( struct gl_context * ctx ) { /* Polygon group */ ctx->Polygon.CullFlag = GL_FALSE; @@ -345,13 +317,14 @@ void _mesa_init_polygon( GLcontext * ctx ) ctx->Polygon.StippleFlag = GL_FALSE; ctx->Polygon.OffsetFactor = 0.0F; ctx->Polygon.OffsetUnits = 0.0F; + ctx->Polygon.OffsetClamp = 0.0F; ctx->Polygon.OffsetPoint = GL_FALSE; ctx->Polygon.OffsetLine = GL_FALSE; ctx->Polygon.OffsetFill = GL_FALSE; /* Polygon Stipple group */ - MEMSET( ctx->PolygonStipple, 0xff, 32*sizeof(GLuint) ); + memset( ctx->PolygonStipple, 0xff, 32*sizeof(GLuint) ); } /*@}*/