Some new comments, clean-up formatting, etc.
This commit is contained in:
parent
936028f8b0
commit
4dafbc3dc7
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@ -156,7 +156,8 @@ struct gl_texture_format;
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* In GL_ARB_vertex_shader / OpenGL 2.0 the aliasing is disallowed (the
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* generic attributes are distinct/separate).
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*/
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enum {
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enum
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{
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VERT_ATTRIB_POS = 0,
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VERT_ATTRIB_WEIGHT = 1,
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VERT_ATTRIB_NORMAL = 2,
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@ -214,7 +215,8 @@ enum {
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/**
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* Indexes for fragment program input attributes.
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*/
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enum {
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enum
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{
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FRAG_ATTRIB_WPOS = 0,
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FRAG_ATTRIB_COL0 = 1,
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FRAG_ATTRIB_COL1 = 2,
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@ -282,7 +284,8 @@ enum {
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/**
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* Data structure for color tables
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*/
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struct gl_color_table {
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struct gl_color_table
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{
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GLenum Format; /**< GL_ALPHA, GL_RGB, GL_RGB, etc */
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GLenum IntFormat;
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GLuint Size; /**< number of entries (rows) in table */
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@ -364,7 +367,8 @@ struct gl_color_table {
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/**
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* Material shininess lookup table.
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*/
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struct gl_shine_tab {
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struct gl_shine_tab
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{
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struct gl_shine_tab *next, *prev;
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GLfloat tab[SHINE_TABLE_SIZE+1];
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GLfloat shininess;
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@ -373,9 +377,10 @@ struct gl_shine_tab {
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/**
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* Light.
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* Light source state.
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*/
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struct gl_light {
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struct gl_light
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{
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struct gl_light *next; /**< double linked list with sentinel */
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struct gl_light *prev;
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@ -415,9 +420,10 @@ struct gl_light {
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/**
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* Light model.
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* Light model state.
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*/
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struct gl_lightmodel {
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struct gl_lightmodel
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{
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GLfloat Ambient[4]; /**< ambient color */
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GLboolean LocalViewer; /**< Local (or infinite) view point? */
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GLboolean TwoSide; /**< Two (or one) sided lighting? */
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@ -427,7 +433,7 @@ struct gl_lightmodel {
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/**
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* Material.
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* Material state.
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*/
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struct gl_material
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{
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@ -436,17 +442,19 @@ struct gl_material
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/**
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* Accumulation buffer attributes.
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* Accumulation buffer attribute group (GL_ACCUM_BUFFER_BIT)
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*/
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struct gl_accum_attrib {
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struct gl_accum_attrib
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{
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GLfloat ClearColor[4]; /**< Accumulation buffer clear color */
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};
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/**
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* Color buffer attributes.
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* Color buffer attribute group (GL_COLOR_BUFFER_BIT).
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*/
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struct gl_colorbuffer_attrib {
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struct gl_colorbuffer_attrib
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{
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GLuint ClearIndex; /**< Index to use for glClear */
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GLclampf ClearColor[4]; /**< Color to use for glClear */
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@ -494,9 +502,10 @@ struct gl_colorbuffer_attrib {
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/**
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* Current attributes.
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* Current attribute group (GL_CURRENT_BIT).
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*/
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struct gl_current_attrib {
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struct gl_current_attrib
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{
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/**
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* \name Values valid only when FLUSH_VERTICES has been called.
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*/
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@ -526,9 +535,10 @@ struct gl_current_attrib {
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/**
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* Depth buffer attributes.
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* Depth buffer attribute group (GL_DEPTH_BUFFER_BIT).
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*/
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struct gl_depthbuffer_attrib {
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struct gl_depthbuffer_attrib
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{
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GLenum Func; /**< Function for depth buffer compare */
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GLclampd Clear; /**< Value to clear depth buffer to */
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GLboolean Test; /**< Depth buffering enabled flag */
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@ -540,9 +550,10 @@ struct gl_depthbuffer_attrib {
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/**
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* glEnable()/glDisable() attributes.
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* glEnable()/glDisable() attribute group (GL_ENABLE_BIT).
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*/
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struct gl_enable_attrib {
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struct gl_enable_attrib
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{
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GLboolean AlphaTest;
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GLboolean AutoNormal;
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GLboolean Blend;
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@ -618,9 +629,10 @@ struct gl_enable_attrib {
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/**
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* Eval attributes.
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* Evaluator attribute group (GL_EVAL_BIT).
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*/
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struct gl_eval_attrib {
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struct gl_eval_attrib
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{
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/**
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* \name Enable bits
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*/
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@ -662,9 +674,10 @@ struct gl_eval_attrib {
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/**
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* Fog attributes.
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* Fog attribute group (GL_FOG_BIT).
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*/
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struct gl_fog_attrib {
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struct gl_fog_attrib
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{
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GLboolean Enabled; /**< Fog enabled flag */
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GLfloat Color[4]; /**< Fog color */
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GLfloat Density; /**< Density >= 0.0 */
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@ -678,11 +691,12 @@ struct gl_fog_attrib {
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/**
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* Hint attributes.
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* Hint attribute group (GL_HINT_BIT).
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*
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* Values are always one of GL_FASTEST, GL_NICEST, or GL_DONT_CARE.
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*/
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struct gl_hint_attrib {
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struct gl_hint_attrib
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{
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GLenum PerspectiveCorrection;
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GLenum PointSmooth;
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GLenum LineSmooth;
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@ -697,7 +711,8 @@ struct gl_hint_attrib {
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/**
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* Histogram attributes.
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*/
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struct gl_histogram_attrib {
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struct gl_histogram_attrib
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{
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GLuint Width; /**< number of table entries */
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GLint Format; /**< GL_ALPHA, GL_RGB, etc */
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GLuint Count[HISTOGRAM_TABLE_SIZE][4]; /**< the histogram */
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@ -713,7 +728,8 @@ struct gl_histogram_attrib {
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/**
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* Color Min/max state.
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*/
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struct gl_minmax_attrib {
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struct gl_minmax_attrib
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{
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GLenum Format;
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GLboolean Sink;
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GLfloat Min[4], Max[4]; /**< RGBA */
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@ -723,7 +739,8 @@ struct gl_minmax_attrib {
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/**
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* Image convolution state.
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*/
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struct gl_convolution_attrib {
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struct gl_convolution_attrib
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{
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GLenum Format;
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GLenum InternalFormat;
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GLuint Width;
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@ -744,10 +761,11 @@ struct gl_convolution_attrib {
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/**
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* Lighting attributes.
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* Lighting attribute group (GL_LIGHT_BIT).
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*/
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struct gl_light_attrib {
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struct gl_light Light[MAX_LIGHTS]; /**< Array of lights */
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struct gl_light_attrib
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{
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struct gl_light Light[MAX_LIGHTS]; /**< Array of light sources */
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struct gl_lightmodel Model; /**< Lighting model */
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/**
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@ -767,7 +785,7 @@ struct gl_light_attrib {
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struct gl_light EnabledList; /**< List sentinel */
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/**
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* Derived for optimizations:
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* Derived state for optimizations:
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*/
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/*@{*/
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GLboolean _NeedEyeCoords;
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@ -779,9 +797,10 @@ struct gl_light_attrib {
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/**
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* Line attributes.
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* Line attribute group (GL_LINE_BIT).
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*/
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struct gl_line_attrib {
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struct gl_line_attrib
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{
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GLboolean SmoothFlag; /**< GL_LINE_SMOOTH enabled? */
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GLboolean StippleFlag; /**< GL_LINE_STIPPLE enabled? */
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GLushort StipplePattern; /**< Stipple pattern */
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@ -792,14 +811,19 @@ struct gl_line_attrib {
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/**
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* Display list state.
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* Display list attribute group (GL_LIST_BIT).
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*/
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struct gl_list_attrib {
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struct gl_list_attrib
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{
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GLuint ListBase;
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};
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struct gl_list_instruction {
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/**
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* Used by device drivers to hook new commands into display lists.
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*/
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struct gl_list_instruction
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{
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GLuint Size;
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void (*Execute)( GLcontext *ctx, void *data );
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void (*Destroy)( GLcontext *ctx, void *data );
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@ -808,16 +832,21 @@ struct gl_list_instruction {
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#define MAX_DLIST_EXT_OPCODES 16
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struct gl_list_extensions {
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/**
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* Used by device drivers to hook new commands into display lists.
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*/
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struct gl_list_extensions
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{
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struct gl_list_instruction Opcode[MAX_DLIST_EXT_OPCODES];
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GLuint NumOpcodes;
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};
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/**
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* Multisample state
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* Multisample attribute group (GL_MULTISAMPLE_BIT).
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*/
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struct gl_multisample_attrib {
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struct gl_multisample_attrib
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{
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GLboolean Enabled;
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GLboolean SampleAlphaToCoverage;
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GLboolean SampleAlphaToOne;
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@ -828,9 +857,10 @@ struct gl_multisample_attrib {
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/**
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* Pixel attributes.
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* Pixel attribute group (GL_PIXEL_MODE_BIT).
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*/
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struct gl_pixel_attrib {
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struct gl_pixel_attrib
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{
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GLenum ReadBuffer; /**< source buffer for glReadPixels()/glCopyPixels() */
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GLubyte _ReadSrcMask; /**< Not really a mask, but like _DrawDestMask
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*
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@ -907,9 +937,10 @@ struct gl_pixel_attrib {
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/**
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* Point attributes.
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* Point attribute group (GL_POINT_BIT).
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*/
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struct gl_point_attrib {
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struct gl_point_attrib
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{
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GLboolean SmoothFlag; /**< True if GL_POINT_SMOOTH is enabled */
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GLfloat Size; /**< User-specified point size */
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GLfloat _Size; /**< Size clamped to Const.Min/MaxPointSize */
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@ -925,9 +956,10 @@ struct gl_point_attrib {
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/**
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* Polygon attributes.
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* Polygon attribute group (GL_POLYGON_BIT).
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*/
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struct gl_polygon_attrib {
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struct gl_polygon_attrib
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{
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GLenum FrontFace; /**< Either GL_CW or GL_CCW */
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GLenum FrontMode; /**< Either GL_POINT, GL_LINE or GL_FILL */
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GLenum BackMode; /**< Either GL_POINT, GL_LINE or GL_FILL */
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@ -945,9 +977,10 @@ struct gl_polygon_attrib {
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/**
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* Scissor attributes.
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* Scissor attributes (GL_SCISSOR_BIT).
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*/
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struct gl_scissor_attrib {
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struct gl_scissor_attrib
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{
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GLboolean Enabled; /**< Scissor test enabled? */
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GLint X, Y; /**< Lower left corner of box */
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GLsizei Width, Height; /**< Size of box */
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@ -955,9 +988,10 @@ struct gl_scissor_attrib {
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/**
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* Stencil attributes.
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* Stencil attribute group (GL_STENCIL_BUFFER_BIT).
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*/
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struct gl_stencil_attrib {
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struct gl_stencil_attrib
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{
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GLboolean Enabled; /**< Enabled flag */
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GLboolean TestTwoSide; /**< GL_EXT_stencil_two_side */
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GLubyte ActiveFace; /**< GL_EXT_stencil_two_side (0 or 1) */
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@ -1099,7 +1133,8 @@ typedef GLboolean (*StoreTexImageFunc)(GLcontext *ctx, GLuint dims,
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/**
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* Texture format record
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*/
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struct gl_texture_format {
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struct gl_texture_format
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{
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GLint MesaFormat; /**< One of the MESA_FORMAT_* values */
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GLenum BaseFormat; /**< Either GL_RGB, GL_RGBA, GL_ALPHA,
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@ -1136,9 +1171,11 @@ struct gl_texture_format {
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/**
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* Texture image record
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* Texture image state. Describes the dimensions of a texture image,
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* the texel format and pointers to Texel Fetch functions.
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*/
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struct gl_texture_image {
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struct gl_texture_image
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{
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GLenum Format; /**< Either GL_RGB, GL_RGBA, GL_ALPHA,
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* GL_LUMINANCE, GL_LUMINANCE_ALPHA,
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* GL_INTENSITY, GL_COLOR_INDEX or
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@ -1199,9 +1236,12 @@ struct gl_texture_image {
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/**
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* Texture object record
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* Texture object state. Contains the array of mipmap images, border color,
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* wrap modes, filter modes, shadow/texcompare state, and the per-texture
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* color palette.
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*/
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struct gl_texture_object {
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struct gl_texture_object
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{
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_glthread_Mutex Mutex; /**< for thread safety */
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GLint RefCount; /**< reference count */
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GLboolean DeletePending; /**< Has glDeleteTexture been called? */
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@ -1260,7 +1300,8 @@ struct gl_texture_object {
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* If GL_NV_texture_env_combine4 is ever supported, the arrays in this
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* structure will need to be expanded for 4 elements.
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*/
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struct gl_tex_env_combine_state {
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struct gl_tex_env_combine_state
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{
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GLenum ModeRGB; /**< GL_REPLACE, GL_DECAL, GL_ADD, etc. */
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GLenum ModeA; /**< GL_REPLACE, GL_DECAL, GL_ADD, etc. */
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GLenum SourceRGB[3]; /**< GL_PRIMARY_COLOR, GL_TEXTURE, etc. */
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@ -1275,9 +1316,12 @@ struct gl_tex_env_combine_state {
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/**
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* Texture unit record
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* Texture unit state. Contains enable flags, texture environment/function/
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* combiners, texgen state, pointers to current texture objects and
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* post-filter color tables.
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*/
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struct gl_texture_unit {
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struct gl_texture_unit
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{
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GLuint Enabled; /**< bitmask of TEXTURE_*_BIT flags */
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GLuint _ReallyEnabled; /**< 0 or exactly one of TEXTURE_*_BIT flags */
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@ -1346,9 +1390,10 @@ struct gl_texture_unit {
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/**
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* Texture attributes
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* Texture attribute group (GL_TEXTURE_BIT).
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*/
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struct gl_texture_attrib {
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struct gl_texture_attrib
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{
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/**
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* name multitexture
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*/
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@ -1376,9 +1421,10 @@ struct gl_texture_attrib {
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/**
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* Transformation attributes.
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* Transformation attribute group (GL_TRANSFORM_BIT).
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*/
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struct gl_transform_attrib {
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struct gl_transform_attrib
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{
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GLenum MatrixMode; /**< Matrix mode */
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GLfloat EyeUserPlane[MAX_CLIP_PLANES][4]; /**< User clip planes */
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GLfloat _ClipUserPlane[MAX_CLIP_PLANES][4]; /**< derived */
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@ -1394,9 +1440,10 @@ struct gl_transform_attrib {
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/**
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* Viewport attributes.
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* Viewport attribute group (GL_VIEWPORT_BIT).
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*/
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struct gl_viewport_attrib {
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struct gl_viewport_attrib
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{
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GLint X, Y; /**< position */
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GLsizei Width, Height; /**< size */
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GLfloat Near, Far; /**< Depth buffer range */
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@ -1405,9 +1452,10 @@ struct gl_viewport_attrib {
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/**
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* Node for the attribute stack
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* Node for the attribute stack.
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*/
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struct gl_attrib_node {
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struct gl_attrib_node
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{
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GLbitfield kind;
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void *data;
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struct gl_attrib_node *next;
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@ -1417,7 +1465,8 @@ struct gl_attrib_node {
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/**
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* GL_ARB_vertex/pixel_buffer_object buffer object
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*/
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struct gl_buffer_object {
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struct gl_buffer_object
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{
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GLint RefCount;
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GLuint Name;
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GLenum Usage;
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@ -1434,7 +1483,8 @@ struct gl_buffer_object {
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/**
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* Client pixel packing/unpacking attributes
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*/
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struct gl_pixelstore_attrib {
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struct gl_pixelstore_attrib
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{
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GLint Alignment;
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GLint RowLength;
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GLint SkipPixels;
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@ -1455,7 +1505,8 @@ struct gl_pixelstore_attrib {
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/**
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* Client vertex array attributes
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*/
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struct gl_client_array {
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struct gl_client_array
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{
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GLint Size; /**< components per element (1,2,3,4) */
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GLenum Type; /**< datatype: GL_FLOAT, GL_INT, etc */
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GLsizei Stride; /**< user-specified stride */
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@ -1475,7 +1526,8 @@ struct gl_client_array {
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/**
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* Vertex array state
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*/
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struct gl_array_attrib {
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||||
struct gl_array_attrib
|
||||
{
|
||||
struct gl_client_array Vertex; /**< client data descriptors */
|
||||
struct gl_client_array Normal;
|
||||
struct gl_client_array Color;
|
||||
|
@ -1506,7 +1558,8 @@ struct gl_array_attrib {
|
|||
/**
|
||||
* Feedback buffer state
|
||||
*/
|
||||
struct gl_feedback {
|
||||
struct gl_feedback
|
||||
{
|
||||
GLenum Type;
|
||||
GLuint _Mask; /* FB_* bits */
|
||||
GLfloat *Buffer;
|
||||
|
@ -1518,7 +1571,8 @@ struct gl_feedback {
|
|||
/**
|
||||
* Selection buffer state
|
||||
*/
|
||||
struct gl_selection {
|
||||
struct gl_selection
|
||||
{
|
||||
GLuint *Buffer; /**< selection buffer */
|
||||
GLuint BufferSize; /**< size of the selection buffer */
|
||||
GLuint BufferCount; /**< number of values in the selection buffer */
|
||||
|
@ -1688,7 +1742,8 @@ struct fragment_program
|
|||
/**
|
||||
* State common to vertex and fragment programs.
|
||||
*/
|
||||
struct program_state {
|
||||
struct gl_program_state
|
||||
{
|
||||
GLint ErrorPos; /* GL_PROGRAM_ERROR_POSITION_NV */
|
||||
const char *ErrorString; /* GL_PROGRAM_ERROR_STRING_NV */
|
||||
};
|
||||
|
@ -1697,7 +1752,7 @@ struct program_state {
|
|||
/**
|
||||
* State vars for GL_ARB/GL_NV_vertex_program
|
||||
*/
|
||||
struct vertex_program_state
|
||||
struct gl_vertex_program_state
|
||||
{
|
||||
GLboolean Enabled; /**< GL_VERTEX_PROGRAM_NV */
|
||||
GLboolean _Enabled; /**< Really enabled? */
|
||||
|
@ -1728,7 +1783,7 @@ struct vertex_program_state
|
|||
/*
|
||||
* State for GL_ARB/NV_fragment_program
|
||||
*/
|
||||
struct fragment_program_state
|
||||
struct gl_fragment_program_state
|
||||
{
|
||||
GLboolean Enabled; /* GL_VERTEX_PROGRAM_NV */
|
||||
GLboolean _Enabled; /* Really enabled? */
|
||||
|
@ -1748,7 +1803,7 @@ struct fragment_program_state
|
|||
/*
|
||||
* State for GL_ARB_occlusion_query
|
||||
*/
|
||||
struct occlusion_state
|
||||
struct gl_occlusion_state
|
||||
{
|
||||
GLboolean Active;
|
||||
GLuint CurrentQueryObject;
|
||||
|
@ -1921,7 +1976,8 @@ struct gl_constants
|
|||
|
||||
|
||||
/**
|
||||
* List of extensions.
|
||||
* Enable flag for each OpenGL extension. Different device drivers will
|
||||
* enable different extensions at runtime.
|
||||
*/
|
||||
struct gl_extensions
|
||||
{
|
||||
|
@ -2075,13 +2131,13 @@ struct matrix_stack
|
|||
#define IMAGE_CLAMP_BIT 0x800 /* extra */
|
||||
|
||||
|
||||
/** Transfer ops up to convolution */
|
||||
/** Pixel Transfer ops up to convolution */
|
||||
#define IMAGE_PRE_CONVOLUTION_BITS (IMAGE_SCALE_BIAS_BIT | \
|
||||
IMAGE_SHIFT_OFFSET_BIT | \
|
||||
IMAGE_MAP_COLOR_BIT | \
|
||||
IMAGE_COLOR_TABLE_BIT)
|
||||
|
||||
/** Transfer ops after convolution */
|
||||
/** Pixel transfer ops after convolution */
|
||||
#define IMAGE_POST_CONVOLUTION_BITS (IMAGE_POST_CONVOLUTION_SCALE_BIAS | \
|
||||
IMAGE_POST_CONVOLUTION_COLOR_TABLE_BIT | \
|
||||
IMAGE_COLOR_MATRIX_BIT | \
|
||||
|
@ -2234,7 +2290,8 @@ typedef union node Node;
|
|||
/**
|
||||
* Core Mesa's support for tnl modules:
|
||||
*/
|
||||
struct gl_tnl_module {
|
||||
struct gl_tnl_module
|
||||
{
|
||||
/**
|
||||
* Vertex format to be lazily swapped into current dispatch.
|
||||
*/
|
||||
|
@ -2250,7 +2307,12 @@ struct gl_tnl_module {
|
|||
/*@}*/
|
||||
};
|
||||
|
||||
struct mesa_list_state {
|
||||
|
||||
/**
|
||||
* State used during display list compilation and execution.
|
||||
*/
|
||||
struct mesa_list_state
|
||||
{
|
||||
GLuint CallDepth; /**< Current recursion calling depth */
|
||||
Node *CurrentListPtr; /**< Head of list being compiled */
|
||||
GLuint CurrentListNum; /**< Number of the list being compiled */
|
||||
|
@ -2273,14 +2335,17 @@ struct mesa_list_state {
|
|||
|
||||
|
||||
/**
|
||||
* Mesa context
|
||||
* Mesa rendering context.
|
||||
*
|
||||
* This is the central context data structure for Mesa. Almost all
|
||||
* OpenGL state is contained in this structure.
|
||||
* Think of this as a base class from which device drivers will derive
|
||||
* sub classes.
|
||||
*
|
||||
* The GLcontext typedef names this structure.
|
||||
*/
|
||||
struct __GLcontextRec {
|
||||
struct __GLcontextRec
|
||||
{
|
||||
/**
|
||||
* \name OS related interfaces.
|
||||
*
|
||||
|
@ -2373,15 +2438,6 @@ struct __GLcontextRec {
|
|||
struct gl_viewport_attrib Viewport; /**< Viewport attributes */
|
||||
/*@}*/
|
||||
|
||||
/** \name Other attribute groups */
|
||||
/*@{*/
|
||||
struct gl_histogram_attrib Histogram;
|
||||
struct gl_minmax_attrib MinMax;
|
||||
struct gl_convolution_attrib Convolution1D;
|
||||
struct gl_convolution_attrib Convolution2D;
|
||||
struct gl_convolution_attrib Separable2D;
|
||||
/*@}*/
|
||||
|
||||
/** \name Client attribute stack */
|
||||
/*@{*/
|
||||
GLuint ClientAttribStackDepth;
|
||||
|
@ -2394,6 +2450,15 @@ struct __GLcontextRec {
|
|||
struct gl_pixelstore_attrib Pack; /**< Pixel packing */
|
||||
struct gl_pixelstore_attrib Unpack; /**< Pixel unpacking */
|
||||
struct gl_pixelstore_attrib DefaultPacking; /**< Default params */
|
||||
/*@}*/
|
||||
|
||||
/** \name Other assorted state (not pushed/popped on attribute stack) */
|
||||
/*@{*/
|
||||
struct gl_histogram_attrib Histogram;
|
||||
struct gl_minmax_attrib MinMax;
|
||||
struct gl_convolution_attrib Convolution1D;
|
||||
struct gl_convolution_attrib Convolution2D;
|
||||
struct gl_convolution_attrib Separable2D;
|
||||
|
||||
struct gl_evaluators EvalMap; /**< All evaluators */
|
||||
struct gl_feedback Feedback; /**< Feedback */
|
||||
|
@ -2406,18 +2471,18 @@ struct __GLcontextRec {
|
|||
struct gl_color_table PostColorMatrixColorTable;
|
||||
struct gl_color_table ProxyPostColorMatrixColorTable;
|
||||
|
||||
struct program_state Program; /**< for vertex or fragment progs */
|
||||
struct vertex_program_state VertexProgram; /**< GL_NV_vertex_program */
|
||||
struct fragment_program_state FragmentProgram; /**< GL_NV_fragment_program */
|
||||
struct gl_program_state Program; /**< for vertex or fragment progs */
|
||||
struct gl_vertex_program_state VertexProgram; /**< GL_NV_vertex_program */
|
||||
struct gl_fragment_program_state FragmentProgram; /**< GL_NV_fragment_program */
|
||||
|
||||
struct occlusion_state Occlusion; /**< GL_ARB_occlusion_query */
|
||||
struct gl_occlusion_state Occlusion; /**< GL_ARB_occlusion_query */
|
||||
/*@}*/
|
||||
|
||||
GLenum ErrorValue; /**< Last error code */
|
||||
GLenum RenderMode; /**< either GL_RENDER, GL_SELECT, GL_FEEDBACK */
|
||||
GLuint NewState; /**< bitwise-or of _NEW_* flags */
|
||||
/*@}*/
|
||||
|
||||
/** \name Derived */
|
||||
/** \name Derived state */
|
||||
/*@{*/
|
||||
GLuint _TriangleCaps; /**< bitwise-or of DD_* flags */
|
||||
GLuint _ImageTransferState;/**< bitwise-or of IMAGE_*_BIT flags */
|
||||
|
@ -2504,7 +2569,8 @@ extern int MESA_DEBUG_FLAGS;
|
|||
#endif
|
||||
|
||||
|
||||
enum _verbose {
|
||||
enum _verbose
|
||||
{
|
||||
VERBOSE_VARRAY = 0x0001,
|
||||
VERBOSE_TEXTURE = 0x0002,
|
||||
VERBOSE_IMMEDIATE = 0x0004,
|
||||
|
@ -2519,7 +2585,8 @@ enum _verbose {
|
|||
};
|
||||
|
||||
|
||||
enum _debug {
|
||||
enum _debug
|
||||
{
|
||||
DEBUG_ALWAYS_FLUSH = 0x1
|
||||
};
|
||||
|
||||
|
|
Loading…
Reference in New Issue