lubomyr
184 lines
4.0 KiB
C
Executable File
184 lines
4.0 KiB
C
Executable File
#include "gl.h"
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#include "state.h"
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#ifndef GL_STACK_H
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#define GL_STACK_H
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#define STACK_SIZE 16
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typedef struct {
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GLbitfield mask;
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// GL_COLOR_BUFFER_BIT
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GLboolean alpha_test;
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GLint alpha_test_func;
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GLclampf alpha_test_ref;
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GLboolean blend;
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GLint blend_src_func;
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GLint blend_dst_func;
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GLboolean dither;
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GLboolean color_logic_op;
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GLint logic_op;
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GLfloat clear_color[4];
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GLfloat color_mask[4];
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// GL_CURRENT_BIT
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GLfloat color[4];
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GLfloat normal[4];
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GLfloat tex[4];
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GLfloat secondary[4];
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// TODO: can only fill this via raster.c
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GLfloat raster_pos[3];
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GLboolean raster_valid;
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GLfloat pixel_scale_bias[4+4];
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GLfloat pixel_zoomx;
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GLfloat pixel_zoomy;
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// GL_DEPTH_BUFFER_BIT
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GLboolean depth_test;
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GLint depth_func;
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GLfloat clear_depth;
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GLint depth_mask;
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// GL_ENABLE_BIT
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GLboolean cull_face;
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GLboolean normalize;
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GLboolean polygon_offset_fill;
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GLboolean stencil_test;
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GLboolean texture_1d[MAX_TEX];
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GLboolean texture_2d[MAX_TEX];
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GLboolean texture_3d[MAX_TEX];
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GLboolean texgen_s[MAX_TEX];
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GLboolean texgen_r[MAX_TEX];
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GLboolean texgen_t[MAX_TEX];
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GLboolean colormaterial;
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GLboolean autonormal;
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// GL_FOG_BIT
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GLboolean fog;
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GLfloat fog_color[4];
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GLfloat fog_density;
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GLfloat fog_start;
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GLfloat fog_end;
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GLint fog_mode;
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// GL_HINT_BIT
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GLint perspective_hint;
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GLint point_smooth_hint;
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GLint line_smooth_hint;
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GLint fog_hint;
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GLint mipmap_hint;
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// GL_LIGHTING_BIT
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GLboolean lighting;
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GLboolean *lights_enabled;
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GLfloat *lights;
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GLint light_model_ambient[4];
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GLint light_model_two_side;
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GLint shade_model;
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// GL_LINE_BIT
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GLboolean line_smooth;
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GLboolean line_stipple; // TODO: needs to be hooked locally?
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GLfloat line_width;
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// GL_LIST_BIT
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GLint list_base;
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// GL_MULTISAMPLE_BIT
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GLboolean multisample;
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GLboolean sample_alpha_to_coverage;
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GLboolean sample_alpha_to_one;
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GLboolean sample_coverage;
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// GL_POINT_BIT
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GLboolean point_smooth;
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GLfloat point_size;
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// TODO: GL_POLYGON_BIT
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// TODO: GL_POLYGON_STIPPLE_BIT
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// GL_SCISSOR_BIT
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GLboolean scissor_test;
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GLfloat scissor_box[4];
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// GL_STENCIL_BUFFER_BIT
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GLenum stencil_func;
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GLint stencil_ref;
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GLuint stencil_mask;
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GLint stencil_clearvalue;
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GLenum stencil_sfail;
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GLenum stencil_dpfail;
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GLenum stencil_dppass;
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// GL_TEXTURE_BIT
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GLint texture[MAX_TEX];
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GLint active;
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// GL_TRANSFORM_BIT
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// with Clip Planes...
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GLenum matrix_mode;
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GLboolean normalize_flag;
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GLboolean rescale_normal_flag;
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// GL_VIEWPORT_BIT
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GLint viewport_size[4];
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GLfloat depth_range[2];
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// dynamically-sized shenanigans
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GLboolean *clip_planes_enabled;
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GLfloat *clip_planes;
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// misc
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unsigned int len;
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unsigned int cap;
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} glstack_t;
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typedef struct {
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GLbitfield mask;
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// GL_CLIENT_PIXEL_STORE_BIT
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GLint pack_align;
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GLint unpack_align;
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GLuint unpack_row_length;
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GLuint unpack_skip_pixels;
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GLuint unpack_skip_rows;
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GLuint pack_row_length;
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GLuint pack_skip_pixels;
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GLuint pack_skip_rows;
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// GL_CLIENT_VERTEX_ARRAY_BIT
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GLuint client;
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GLboolean vert_enable;
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GLboolean color_enable;
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GLboolean tex_enable[MAX_TEX];
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GLboolean normal_enable;
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GLboolean secondary_enable;
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pointer_states_t pointers;
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/*pointer_state_t verts;
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pointer_state_t color;
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pointer_state_t normal;
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pointer_state_t tex[MAX_TEX];
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pointer_state_t secondary;*/
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// lets track old pointer address to avoid useless copy back
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/*GLvoid *ref_verts,
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*ref_colors,
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*ref_secondary,
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*ref_normal,
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*ref_tex[MAX_TEX];
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*/
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unsigned int len;
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unsigned int cap;
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} glclientstack_t;
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void glPushClientAttrib(GLbitfield mask);
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void glPopClientAttrib();
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void glPushAttrib(GLbitfield mask);
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void glPopAttrib();
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#endif
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