diff options
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/main/context.c | 642 | ||||
| -rw-r--r-- | src/mesa/main/context.h | 27 |
2 files changed, 32 insertions, 637 deletions
diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c index 881dc0f093..68bfaf4204 100644 --- a/src/mesa/main/context.c +++ b/src/mesa/main/context.c @@ -1,4 +1,4 @@ -/* $Id: context.c,v 1.37 2000/01/31 23:11:39 brianp Exp $ */ +/* $Id: context.c,v 1.38 2000/02/02 19:16:46 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -47,21 +47,17 @@ #include "glthread.h" #include "hash.h" #include "light.h" -#include "lines.h" -#include "dlist.h" #include "macros.h" #include "matrix.h" #include "mem.h" #include "mmath.h" #include "pb.h" #include "pipeline.h" -#include "points.h" -#include "quads.h" #include "shade.h" #include "simple_list.h" #include "stencil.h" #include "stages.h" -#include "triangle.h" +#include "state.h" #include "translate.h" #include "teximage.h" #include "texobj.h" @@ -71,7 +67,6 @@ #include "varray.h" #include "vb.h" #include "vbcull.h" -#include "vbfill.h" #include "vbrender.h" #include "vbxform.h" #include "vertices.h" @@ -1737,47 +1732,6 @@ _mesa_get_dispatch(GLcontext *ctx) -void -_mesa_ResizeBuffersMESA( void ) -{ - GLcontext *ctx = gl_get_current_context(); - - GLuint buf_width, buf_height; - - if (MESA_VERBOSE & VERBOSE_API) - fprintf(stderr, "glResizeBuffersMESA\n"); - - /* ask device driver for size of output buffer */ - (*ctx->Driver.GetBufferSize)( ctx, &buf_width, &buf_height ); - - /* see if size of device driver's color buffer (window) has changed */ - if (ctx->DrawBuffer->Width == (GLint) buf_width && - ctx->DrawBuffer->Height == (GLint) buf_height) - return; - - ctx->NewState |= NEW_RASTER_OPS; /* to update scissor / window bounds */ - - /* save buffer size */ - ctx->DrawBuffer->Width = buf_width; - ctx->DrawBuffer->Height = buf_height; - - /* Reallocate other buffers if needed. */ - if (ctx->DrawBuffer->UseSoftwareDepthBuffer) { - gl_alloc_depth_buffer( ctx ); - } - if (ctx->DrawBuffer->UseSoftwareStencilBuffer) { - gl_alloc_stencil_buffer( ctx ); - } - if (ctx->DrawBuffer->UseSoftwareAccumBuffer) { - gl_alloc_accum_buffer( ctx ); - } - if (ctx->Visual->SoftwareAlpha) { - gl_alloc_alpha_buffers( ctx ); - } -} - - - /**********************************************************************/ /***** Miscellaneous functions *****/ /**********************************************************************/ @@ -1822,6 +1776,9 @@ void gl_warning( const GLcontext *ctx, const char *s ) +/* + * Compile an error into current display list. + */ void gl_compile_error( GLcontext *ctx, GLenum error, const char *s ) { if (ctx->CompileFlag) @@ -1832,6 +1789,7 @@ void gl_compile_error( GLcontext *ctx, GLenum error, const char *s ) } + /* * This is Mesa's error handler. Normally, all that's done is the updating * of the current error value. If Mesa is compiled with -DDEBUG or if the @@ -1899,588 +1857,24 @@ void gl_error( GLcontext *ctx, GLenum error, const char *s ) -/**********************************************************************/ -/***** State update logic *****/ -/**********************************************************************/ - - -/* - * Since the device driver may or may not support pixel logic ops we - * have to make some extensive tests to determine whether or not - * software-implemented logic operations have to be used. - */ -static void update_pixel_logic( GLcontext *ctx ) -{ - if (ctx->Visual->RGBAflag) { - /* RGBA mode blending w/ Logic Op */ - if (ctx->Color.ColorLogicOpEnabled) { - if (ctx->Driver.LogicOp - && (*ctx->Driver.LogicOp)( ctx, ctx->Color.LogicOp )) { - /* Device driver can do logic, don't have to do it in software */ - ctx->Color.SWLogicOpEnabled = GL_FALSE; - } - else { - /* Device driver can't do logic op so we do it in software */ - ctx->Color.SWLogicOpEnabled = GL_TRUE; - } - } - else { - /* no logic op */ - if (ctx->Driver.LogicOp) { - (void) (*ctx->Driver.LogicOp)( ctx, GL_COPY ); - } - ctx->Color.SWLogicOpEnabled = GL_FALSE; - } - } - else { - /* CI mode Logic Op */ - if (ctx->Color.IndexLogicOpEnabled) { - if (ctx->Driver.LogicOp - && (*ctx->Driver.LogicOp)( ctx, ctx->Color.LogicOp )) { - /* Device driver can do logic, don't have to do it in software */ - ctx->Color.SWLogicOpEnabled = GL_FALSE; - } - else { - /* Device driver can't do logic op so we do it in software */ - ctx->Color.SWLogicOpEnabled = GL_TRUE; - } - } - else { - /* no logic op */ - if (ctx->Driver.LogicOp) { - (void) (*ctx->Driver.LogicOp)( ctx, GL_COPY ); - } - ctx->Color.SWLogicOpEnabled = GL_FALSE; - } - } -} - - - -/* - * Check if software implemented RGBA or Color Index masking is needed. - */ -static void update_pixel_masking( GLcontext *ctx ) -{ - if (ctx->Visual->RGBAflag) { - GLuint *colorMask = (GLuint *) ctx->Color.ColorMask; - if (*colorMask == 0xffffffff) { - /* disable masking */ - if (ctx->Driver.ColorMask) { - (void) (*ctx->Driver.ColorMask)( ctx, GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE ); - } - ctx->Color.SWmasking = GL_FALSE; - } - else { - /* Ask driver to do color masking, if it can't then - * do it in software - */ - GLboolean red = ctx->Color.ColorMask[RCOMP] ? GL_TRUE : GL_FALSE; - GLboolean green = ctx->Color.ColorMask[GCOMP] ? GL_TRUE : GL_FALSE; - GLboolean blue = ctx->Color.ColorMask[BCOMP] ? GL_TRUE : GL_FALSE; - GLboolean alpha = ctx->Color.ColorMask[ACOMP] ? GL_TRUE : GL_FALSE; - if (ctx->Driver.ColorMask - && (*ctx->Driver.ColorMask)( ctx, red, green, blue, alpha )) { - ctx->Color.SWmasking = GL_FALSE; - } - else { - ctx->Color.SWmasking = GL_TRUE; - } - } - } - else { - if (ctx->Color.IndexMask==0xffffffff) { - /* disable masking */ - if (ctx->Driver.IndexMask) { - (void) (*ctx->Driver.IndexMask)( ctx, 0xffffffff ); - } - ctx->Color.SWmasking = GL_FALSE; - } - else { - /* Ask driver to do index masking, if it can't then - * do it in software - */ - if (ctx->Driver.IndexMask - && (*ctx->Driver.IndexMask)( ctx, ctx->Color.IndexMask )) { - ctx->Color.SWmasking = GL_FALSE; - } - else { - ctx->Color.SWmasking = GL_TRUE; - } - } - } -} - - -static void update_fog_mode( GLcontext *ctx ) +void +_mesa_Finish( void ) { - int old_mode = ctx->FogMode; - - if (ctx->Fog.Enabled) { - if (ctx->Texture.Enabled) - ctx->FogMode = FOG_FRAGMENT; - else if (ctx->Hint.Fog == GL_NICEST) - ctx->FogMode = FOG_FRAGMENT; - else - ctx->FogMode = FOG_VERTEX; - - if (ctx->Driver.GetParameteri) - if ((ctx->Driver.GetParameteri)( ctx, DD_HAVE_HARDWARE_FOG )) - ctx->FogMode = FOG_FRAGMENT; - } - else { - ctx->FogMode = FOG_NONE; + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glFinish"); + if (ctx->Driver.Finish) { + (*ctx->Driver.Finish)( ctx ); } - - if (old_mode != ctx->FogMode) - ctx->NewState |= NEW_FOG; } -/* - * Recompute the value of ctx->RasterMask, etc. according to - * the current context. - */ -static void update_rasterflags( GLcontext *ctx ) -{ - ctx->RasterMask = 0; - - if (ctx->Color.AlphaEnabled) ctx->RasterMask |= ALPHATEST_BIT; - if (ctx->Color.BlendEnabled) ctx->RasterMask |= BLEND_BIT; - if (ctx->Depth.Test) ctx->RasterMask |= DEPTH_BIT; - if (ctx->FogMode==FOG_FRAGMENT) ctx->RasterMask |= FOG_BIT; - if (ctx->Color.SWLogicOpEnabled) ctx->RasterMask |= LOGIC_OP_BIT; - if (ctx->Scissor.Enabled) ctx->RasterMask |= SCISSOR_BIT; - if (ctx->Stencil.Enabled) ctx->RasterMask |= STENCIL_BIT; - if (ctx->Color.SWmasking) ctx->RasterMask |= MASKING_BIT; - - if (ctx->Visual->SoftwareAlpha && ctx->Color.ColorMask[ACOMP] - && ctx->Color.DrawBuffer != GL_NONE) - ctx->RasterMask |= ALPHABUF_BIT; - - if ( ctx->Viewport.X<0 - || ctx->Viewport.X + ctx->Viewport.Width > ctx->DrawBuffer->Width - || ctx->Viewport.Y<0 - || ctx->Viewport.Y + ctx->Viewport.Height > ctx->DrawBuffer->Height) { - ctx->RasterMask |= WINCLIP_BIT; - } - - /* If we're not drawing to exactly one color buffer set the - * MULTI_DRAW_BIT flag. Also set it if we're drawing to no - * buffers or the RGBA or CI mask disables all writes. - */ - - ctx->TriangleCaps &= ~DD_MULTIDRAW; - if (ctx->Color.MultiDrawBuffer) { - ctx->RasterMask |= MULTI_DRAW_BIT; - ctx->TriangleCaps |= DD_MULTIDRAW; - } - else if (ctx->Color.DrawBuffer==GL_NONE) { - ctx->RasterMask |= MULTI_DRAW_BIT; - ctx->TriangleCaps |= DD_MULTIDRAW; - } - else if (ctx->Visual->RGBAflag && ctx->Color.ColorMask==0) { - /* all RGBA channels disabled */ - ctx->RasterMask |= MULTI_DRAW_BIT; - ctx->TriangleCaps |= DD_MULTIDRAW; - ctx->Color.DrawDestMask = 0; - } - else if (!ctx->Visual->RGBAflag && ctx->Color.IndexMask==0) { - /* all color index bits disabled */ - ctx->RasterMask |= MULTI_DRAW_BIT; - ctx->TriangleCaps |= DD_MULTIDRAW; - ctx->Color.DrawDestMask = 0; - } -} - - -void gl_print_state( const char *msg, GLuint state ) -{ - fprintf(stderr, - "%s: (0x%x) %s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n", - msg, - state, - (state & NEW_LIGHTING) ? "lighting, " : "", - (state & NEW_RASTER_OPS) ? "raster-ops, " : "", - (state & NEW_TEXTURING) ? "texturing, " : "", - (state & NEW_POLYGON) ? "polygon, " : "", - (state & NEW_DRVSTATE0) ? "driver-0, " : "", - (state & NEW_DRVSTATE1) ? "driver-1, " : "", - (state & NEW_DRVSTATE2) ? "driver-2, " : "", - (state & NEW_DRVSTATE3) ? "driver-3, " : "", - (state & NEW_MODELVIEW) ? "modelview, " : "", - (state & NEW_PROJECTION) ? "projection, " : "", - (state & NEW_TEXTURE_MATRIX) ? "texture-matrix, " : "", - (state & NEW_USER_CLIP) ? "user-clip, " : "", - (state & NEW_TEXTURE_ENV) ? "texture-env, " : "", - (state & NEW_CLIENT_STATE) ? "client-state, " : "", - (state & NEW_FOG) ? "fog, " : "", - (state & NEW_NORMAL_TRANSFORM) ? "normal-transform, " : "", - (state & NEW_VIEWPORT) ? "viewport, " : "", - (state & NEW_TEXTURE_ENABLE) ? "texture-enable, " : ""); -} - -void gl_print_enable_flags( const char *msg, GLuint flags ) -{ - fprintf(stderr, - "%s: (0x%x) %s%s%s%s%s%s%s%s%s%s%s\n", - msg, - flags, - (flags & ENABLE_TEX0) ? "tex-0, " : "", - (flags & ENABLE_TEX1) ? "tex-1, " : "", - (flags & ENABLE_LIGHT) ? "light, " : "", - (flags & ENABLE_FOG) ? "fog, " : "", - (flags & ENABLE_USERCLIP) ? "userclip, " : "", - (flags & ENABLE_TEXGEN0) ? "tex-gen-0, " : "", - (flags & ENABLE_TEXGEN1) ? "tex-gen-1, " : "", - (flags & ENABLE_TEXMAT0) ? "tex-mat-0, " : "", - (flags & ENABLE_TEXMAT1) ? "tex-mat-1, " : "", - (flags & ENABLE_NORMALIZE) ? "normalize, " : "", - (flags & ENABLE_RESCALE) ? "rescale, " : ""); -} - - -/* - * If ctx->NewState is non-zero then this function MUST be called before - * rendering any primitive. Basically, function pointers and miscellaneous - * flags are updated to reflect the current state of the state machine. - */ -void gl_update_state( GLcontext *ctx ) +void +_mesa_Flush( void ) { - GLuint i; - - if (MESA_VERBOSE & VERBOSE_STATE) - gl_print_state("", ctx->NewState); - - if (ctx->NewState & NEW_CLIENT_STATE) - gl_update_client_state( ctx ); - - if ((ctx->NewState & NEW_TEXTURE_ENABLE) && - (ctx->Enabled & ENABLE_TEX_ANY) != ctx->Texture.Enabled) - ctx->NewState |= NEW_TEXTURING | NEW_RASTER_OPS; - - if (ctx->NewState & NEW_TEXTURE_ENV) { - if (ctx->Texture.Unit[0].EnvMode == ctx->Texture.Unit[0].LastEnvMode && - ctx->Texture.Unit[1].EnvMode == ctx->Texture.Unit[1].LastEnvMode) - ctx->NewState &= ~NEW_TEXTURE_ENV; - ctx->Texture.Unit[0].LastEnvMode = ctx->Texture.Unit[0].EnvMode; - ctx->Texture.Unit[1].LastEnvMode = ctx->Texture.Unit[1].EnvMode; - } - - if (ctx->NewState & NEW_TEXTURE_MATRIX) { - ctx->Enabled &= ~(ENABLE_TEXMAT0|ENABLE_TEXMAT1); - - for (i=0; i < MAX_TEXTURE_UNITS; i++) { - if (ctx->TextureMatrix[i].flags & MAT_DIRTY_ALL_OVER) - { - gl_matrix_analyze( &ctx->TextureMatrix[i] ); - ctx->TextureMatrix[i].flags &= ~MAT_DIRTY_DEPENDENTS; - - if (ctx->Texture.Unit[i].Enabled && - ctx->TextureMatrix[i].type != MATRIX_IDENTITY) - ctx->Enabled |= ENABLE_TEXMAT0 << i; - } - } - } - - if (ctx->NewState & (NEW_TEXTURING | NEW_TEXTURE_ENABLE)) { - ctx->Texture.NeedNormals = GL_FALSE; - gl_update_dirty_texobjs(ctx); - ctx->Enabled &= ~(ENABLE_TEXGEN0|ENABLE_TEXGEN1); - ctx->Texture.ReallyEnabled = 0; - - for (i=0; i < MAX_TEXTURE_UNITS; i++) { - if (ctx->Texture.Unit[i].Enabled) { - gl_update_texture_unit( ctx, &ctx->Texture.Unit[i] ); - - ctx->Texture.ReallyEnabled |= - ctx->Texture.Unit[i].ReallyEnabled<<(i*4); - - if (ctx->Texture.Unit[i].GenFlags != 0) { - ctx->Enabled |= ENABLE_TEXGEN0 << i; - - if (ctx->Texture.Unit[i].GenFlags & TEXGEN_NEED_NORMALS) - { - ctx->Texture.NeedNormals = GL_TRUE; - ctx->Texture.NeedEyeCoords = GL_TRUE; - } - - if (ctx->Texture.Unit[i].GenFlags & TEXGEN_NEED_EYE_COORD) - { - ctx->Texture.NeedEyeCoords = GL_TRUE; - } - } - } - } - - ctx->Texture.Enabled = ctx->Enabled & ENABLE_TEX_ANY; - ctx->NeedNormals = (ctx->Light.Enabled || ctx->Texture.NeedNormals); - } - - if (ctx->NewState & (NEW_RASTER_OPS | NEW_LIGHTING | NEW_FOG)) { - - - if (ctx->NewState & NEW_RASTER_OPS) { - update_pixel_logic(ctx); - update_pixel_masking(ctx); - update_fog_mode(ctx); - update_rasterflags(ctx); - if (ctx->Driver.Dither) { - (*ctx->Driver.Dither)( ctx, ctx->Color.DitherFlag ); - } - - /* Check if incoming colors can be modified during rasterization */ - if (ctx->Fog.Enabled || - ctx->Texture.Enabled || - ctx->Color.BlendEnabled || - ctx->Color.SWmasking || - ctx->Color.SWLogicOpEnabled) { - ctx->MutablePixels = GL_TRUE; - } - else { - ctx->MutablePixels = GL_FALSE; - } - - /* update scissor region */ - - ctx->DrawBuffer->Xmin = 0; - ctx->DrawBuffer->Ymin = 0; - ctx->DrawBuffer->Xmax = ctx->DrawBuffer->Width-1; - ctx->DrawBuffer->Ymax = ctx->DrawBuffer->Height-1; - if (ctx->Scissor.Enabled) { - if (ctx->Scissor.X > ctx->DrawBuffer->Xmin) { - ctx->DrawBuffer->Xmin = ctx->Scissor.X; - } - if (ctx->Scissor.Y > ctx->DrawBuffer->Ymin) { - ctx->DrawBuffer->Ymin = ctx->Scissor.Y; - } - if (ctx->Scissor.X + ctx->Scissor.Width - 1 < ctx->DrawBuffer->Xmax) { - ctx->DrawBuffer->Xmax = ctx->Scissor.X + ctx->Scissor.Width - 1; - } - if (ctx->Scissor.Y + ctx->Scissor.Height - 1 < ctx->DrawBuffer->Ymax) { - ctx->DrawBuffer->Ymax = ctx->Scissor.Y + ctx->Scissor.Height - 1; - } - } - } - - if (ctx->NewState & NEW_LIGHTING) { - ctx->TriangleCaps &= ~(DD_TRI_LIGHT_TWOSIDE|DD_LIGHTING_CULL); - if (ctx->Light.Enabled) { - if (ctx->Light.Model.TwoSide) - ctx->TriangleCaps |= (DD_TRI_LIGHT_TWOSIDE|DD_LIGHTING_CULL); - gl_update_lighting(ctx); - } - } + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx, "glFlush"); + if (ctx->Driver.Flush) { + (*ctx->Driver.Flush)( ctx ); } - - if (ctx->NewState & (NEW_POLYGON | NEW_LIGHTING)) { - - ctx->TriangleCaps &= ~DD_TRI_CULL_FRONT_BACK; - - if (ctx->NewState & NEW_POLYGON) { - /* Setup CullBits bitmask */ - if (ctx->Polygon.CullFlag) { - ctx->backface_sign = 1; - switch(ctx->Polygon.CullFaceMode) { - case GL_BACK: - if(ctx->Polygon.FrontFace==GL_CCW) - ctx->backface_sign = -1; - ctx->Polygon.CullBits = 1; - break; - case GL_FRONT: - if(ctx->Polygon.FrontFace!=GL_CCW) - ctx->backface_sign = -1; - ctx->Polygon.CullBits = 2; - break; - default: - case GL_FRONT_AND_BACK: - ctx->backface_sign = 0; - ctx->Polygon.CullBits = 0; - ctx->TriangleCaps |= DD_TRI_CULL_FRONT_BACK; - break; - } - } - else { - ctx->Polygon.CullBits = 3; - ctx->backface_sign = 0; - } - - /* Any Polygon offsets enabled? */ - ctx->TriangleCaps &= ~DD_TRI_OFFSET; - - if (ctx->Polygon.OffsetPoint || - ctx->Polygon.OffsetLine || - ctx->Polygon.OffsetFill) - ctx->TriangleCaps |= DD_TRI_OFFSET; - - /* reset Z offsets now */ - ctx->PointZoffset = 0.0; - ctx->LineZoffset = 0.0; - ctx->PolygonZoffset = 0.0; - } - } - - if (ctx->NewState & ~(NEW_CLIENT_STATE| - NEW_DRIVER_STATE|NEW_USER_CLIP| - NEW_POLYGON)) - gl_update_clipmask(ctx); - - if (ctx->NewState & (NEW_LIGHTING| - NEW_RASTER_OPS| - NEW_TEXTURING| - NEW_TEXTURE_ENABLE| - NEW_TEXTURE_ENV| - NEW_POLYGON| - NEW_DRVSTATE0| - NEW_DRVSTATE1| - NEW_DRVSTATE2| - NEW_DRVSTATE3| - NEW_USER_CLIP)) - { - ctx->IndirectTriangles = ctx->TriangleCaps & ~ctx->Driver.TriangleCaps; - ctx->IndirectTriangles |= DD_SW_RASTERIZE; - - if (MESA_VERBOSE&VERBOSE_CULL) - gl_print_tri_caps("initial indirect tris", ctx->IndirectTriangles); - - ctx->Driver.PointsFunc = NULL; - ctx->Driver.LineFunc = NULL; - ctx->Driver.TriangleFunc = NULL; - ctx->Driver.QuadFunc = NULL; - ctx->Driver.RectFunc = NULL; - ctx->Driver.RenderVBClippedTab = NULL; - ctx->Driver.RenderVBCulledTab = NULL; - ctx->Driver.RenderVBRawTab = NULL; - - /* - * Here the driver sets up all the ctx->Driver function pointers to - * it's specific, private functions. - */ - ctx->Driver.UpdateState(ctx); - - if (MESA_VERBOSE&VERBOSE_CULL) - gl_print_tri_caps("indirect tris", ctx->IndirectTriangles); - - /* - * In case the driver didn't hook in an optimized point, line or - * triangle function we'll now select "core/fallback" point, line - * and triangle functions. - */ - if (ctx->IndirectTriangles & DD_SW_RASTERIZE) { - gl_set_point_function(ctx); - gl_set_line_function(ctx); - gl_set_triangle_function(ctx); - gl_set_quad_function(ctx); - - if ((ctx->IndirectTriangles & - (DD_TRI_SW_RASTERIZE|DD_QUAD_SW_RASTERIZE|DD_TRI_CULL)) == - (DD_TRI_SW_RASTERIZE|DD_QUAD_SW_RASTERIZE|DD_TRI_CULL)) - ctx->IndirectTriangles &= ~DD_TRI_CULL; - } - - if (MESA_VERBOSE&VERBOSE_CULL) - gl_print_tri_caps("indirect tris 2", ctx->IndirectTriangles); - - gl_set_render_vb_function(ctx); - } - - /* Should only be calc'd when !need_eye_coords and not culling. - */ - if (ctx->NewState & (NEW_MODELVIEW|NEW_PROJECTION)) { - if (ctx->NewState & NEW_MODELVIEW) { - gl_matrix_analyze( &ctx->ModelView ); - ctx->ProjectionMatrix.flags &= ~MAT_DIRTY_DEPENDENTS; - } - - if (ctx->NewState & NEW_PROJECTION) { - gl_matrix_analyze( &ctx->ProjectionMatrix ); - ctx->ProjectionMatrix.flags &= ~MAT_DIRTY_DEPENDENTS; - - if (ctx->Transform.AnyClip) { - gl_update_userclip( ctx ); - } - } - - gl_calculate_model_project_matrix( ctx ); - ctx->ModelProjectWinMatrixUptodate = 0; - } - - /* Figure out whether we can light in object space or not. If we - * can, find the current positions of the lights in object space - */ - if ((ctx->Enabled & (ENABLE_POINT_ATTEN | ENABLE_LIGHT | ENABLE_FOG | - ENABLE_TEXGEN0 | ENABLE_TEXGEN1)) && - (ctx->NewState & (NEW_LIGHTING | - NEW_FOG | - NEW_MODELVIEW | - NEW_PROJECTION | - NEW_TEXTURING | - NEW_RASTER_OPS | - NEW_USER_CLIP))) - { - GLboolean oldcoord, oldnorm; - - oldcoord = ctx->NeedEyeCoords; - oldnorm = ctx->NeedEyeNormals; - - ctx->NeedNormals = (ctx->Light.Enabled || ctx->Texture.NeedNormals); - ctx->NeedEyeCoords = ((ctx->Fog.Enabled && ctx->Hint.Fog != GL_NICEST) || - ctx->Point.Attenuated); - ctx->NeedEyeNormals = GL_FALSE; - - if (ctx->Light.Enabled) { - if (ctx->Light.Flags & LIGHT_POSITIONAL) { - /* Need length for attenuation */ - if (!TEST_MAT_FLAGS( &ctx->ModelView, MAT_FLAGS_LENGTH_PRESERVING)) - ctx->NeedEyeCoords = GL_TRUE; - } else if (ctx->Light.NeedVertices) { - /* Need angle for spot calculations */ - if (!TEST_MAT_FLAGS( &ctx->ModelView, MAT_FLAGS_ANGLE_PRESERVING)) - ctx->NeedEyeCoords = GL_TRUE; - } - ctx->NeedEyeNormals = ctx->NeedEyeCoords; - } - if (ctx->Texture.Enabled || ctx->RenderMode==GL_FEEDBACK) { - if (ctx->Texture.NeedEyeCoords) ctx->NeedEyeCoords = GL_TRUE; - if (ctx->Texture.NeedNormals) - ctx->NeedNormals = ctx->NeedEyeNormals = GL_TRUE; - } - - ctx->vb_proj_matrix = &ctx->ModelProjectMatrix; - - if (ctx->NeedEyeCoords) - ctx->vb_proj_matrix = &ctx->ProjectionMatrix; - - if (ctx->Light.Enabled) { - gl_update_lighting_function(ctx); - - if ( (ctx->NewState & NEW_LIGHTING) || - ((ctx->NewState & (NEW_MODELVIEW| NEW_PROJECTION)) && - !ctx->NeedEyeCoords) || - oldcoord != ctx->NeedEyeCoords || - oldnorm != ctx->NeedEyeNormals) { - gl_compute_light_positions(ctx); - } - - ctx->rescale_factor = 1.0F; - - if (ctx->ModelView.flags & (MAT_FLAG_UNIFORM_SCALE | - MAT_FLAG_GENERAL_SCALE | - MAT_FLAG_GENERAL_3D | - MAT_FLAG_GENERAL) ) - - { - GLfloat *m = ctx->ModelView.inv; - GLfloat f = m[2]*m[2] + m[6]*m[6] + m[10]*m[10]; - if (f > 1e-12 && (f-1)*(f-1) > 1e-12) - ctx->rescale_factor = 1.0/GL_SQRT(f); - } - } - - gl_update_normal_transform( ctx ); - } - - gl_update_pipelines(ctx); - ctx->NewState = 0; } diff --git a/src/mesa/main/context.h b/src/mesa/main/context.h index 192549da90..b5dfa4d9e1 100644 --- a/src/mesa/main/context.h +++ b/src/mesa/main/context.h @@ -1,4 +1,4 @@ -/* $Id: context.h,v 1.12 2000/01/28 20:17:42 brianp Exp $ */ +/* $Id: context.h,v 1.13 2000/02/02 19:16:46 brianp Exp $ */ /* * Mesa 3-D graphics library @@ -166,13 +166,6 @@ _mesa_get_dispatch(GLcontext *ctx); /* - * GL_MESA_resize_buffers extension - */ -extern void _mesa_ResizeBuffersMESA( void ); - - - -/* * Miscellaneous */ @@ -184,14 +177,22 @@ extern void gl_error( GLcontext *ctx, GLenum error, const char *s ); extern void gl_compile_error( GLcontext *ctx, GLenum error, const char *s ); -extern void gl_update_state( GLcontext *ctx ); -/* for debugging */ -extern void gl_print_state( const char *msg, GLuint state ); +extern void +_mesa_Finish( void ); + +extern void +_mesa_Flush( void ); + + + +extern void +_mesa_init_no_op_table(struct _glapi_table *exec); + +extern void +_mesa_init_exec_table(struct _glapi_table *exec); -/* for debugging */ -extern void gl_print_enable_flags( const char *msg, GLuint flags ); #ifdef PROFILE |