forked from enlightenment/efl
160 lines
5.4 KiB
C
160 lines
5.4 KiB
C
#ifndef EVAS_GL_3D_PRIVATE_H
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#define EVAS_GL_3D_PRIVATE_H
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#include "evas_gl_common.h"
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typedef struct _E3D_Program E3D_Program;
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typedef struct _E3D_Draw_Data E3D_Draw_Data;
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typedef unsigned long E3D_Shader_Flag;
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// NOTE: order here should be equal with flag names in file evas_gl_3d_shader.c
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#define E3D_SHADER_FLAG_NORMALIZE_NORMALS (1 << 0)
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#define E3D_SHADER_FLAG_VERTEX_POSITION (1 << 1)
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#define E3D_SHADER_FLAG_VERTEX_POSITION_BLEND (1 << 2)
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#define E3D_SHADER_FLAG_VERTEX_NORMAL (1 << 3)
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#define E3D_SHADER_FLAG_VERTEX_NORMAL_BLEND (1 << 4)
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#define E3D_SHADER_FLAG_VERTEX_TANGENT (1 << 5)
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#define E3D_SHADER_FLAG_VERTEX_TANGENT_BLEND (1 << 6)
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#define E3D_SHADER_FLAG_VERTEX_COLOR (1 << 7)
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#define E3D_SHADER_FLAG_VERTEX_COLOR_BLEND (1 << 8)
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#define E3D_SHADER_FLAG_VERTEX_TEXCOORD (1 << 9)
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#define E3D_SHADER_FLAG_VERTEX_TEXCOORD_BLEND (1 << 10)
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#define E3D_SHADER_FLAG_LIGHT_DIRECTIONAL (1 << 11)
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#define E3D_SHADER_FLAG_LIGHT_SPOT (1 << 12)
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#define E3D_SHADER_FLAG_LIGHT_ATTENUATION (1 << 13)
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#define E3D_SHADER_FLAG_AMBIENT (1 << 14)
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#define E3D_SHADER_FLAG_DIFFUSE (1 << 15)
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#define E3D_SHADER_FLAG_SPECULAR (1 << 16)
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#define E3D_SHADER_FLAG_EMISSION (1 << 17)
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#define E3D_SHADER_FLAG_DIFFUSE_TEXTURE (1 << 18)
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#define E3D_SHADER_FLAG_AMBIENT_TEXTURE (1 << 19)
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#define E3D_SHADER_FLAG_SPECULAR_TEXTURE (1 << 20)
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#define E3D_SHADER_FLAG_EMISSION_TEXTURE (1 << 21)
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#define E3D_SHADER_FLAG_NORMAL_TEXTURE (1 << 22)
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#define E3D_SHADER_FLAG_DIFFUSE_TEXTURE_BLEND (1 << 23)
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#define E3D_SHADER_FLAG_AMBIENT_TEXTURE_BLEND (1 << 24)
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#define E3D_SHADER_FLAG_SPECULAR_TEXTURE_BLEND (1 << 25)
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#define E3D_SHADER_FLAG_EMISSION_TEXTURE_BLEND (1 << 26)
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#define E3D_SHADER_FLAG_NORMAL_TEXTURE_BLEND (1 << 27)
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#define E3D_SHADER_FLAG_FOG_ENABLED (1 << 28)
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#define E3D_SHADER_FLAG_SHADOWED (1 << 29)
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#define E3D_SHADER_FLAG_COUNT 30
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static inline Eina_Bool
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_flags_need_tex_coord(E3D_Shader_Flag flags)
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{
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return (flags & E3D_SHADER_FLAG_AMBIENT_TEXTURE) ||
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(flags & E3D_SHADER_FLAG_DIFFUSE_TEXTURE) ||
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(flags & E3D_SHADER_FLAG_SPECULAR_TEXTURE) ||
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(flags & E3D_SHADER_FLAG_EMISSION_TEXTURE) ||
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(flags & E3D_SHADER_FLAG_NORMAL_TEXTURE);
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}
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struct _E3D_Draw_Data
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{
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E3D_Shader_Flag flags;
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Evas_3D_Shade_Mode mode;
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Evas_Mat4 matrix_mvp;
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Evas_Mat4 matrix_mv;
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Evas_Mat3 matrix_normal;
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Evas_Mat4 matrix_light;
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struct {
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Evas_3D_Vertex_Buffer vertex0;
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Evas_3D_Vertex_Buffer vertex1;
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Evas_Real weight;
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} vertices[EVAS_3D_VERTEX_ATTRIB_COUNT];
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Evas_3D_Vertex_Assembly assembly;
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int vertex_count;
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int index_count;
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Evas_3D_Index_Format index_format;
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const void *indices;
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GLint texture_count;
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struct {
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Evas_Color color;
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GLint sampler0;
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GLint sampler1;
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E3D_Texture *tex0;
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E3D_Texture *tex1;
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Evas_Real texture_weight;
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} materials[EVAS_3D_MATERIAL_ATTRIB_COUNT];
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Evas_Real shininess;
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GLint smap_sampler;
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Evas_3D_Blend_Func blend_sfactor;
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Evas_3D_Blend_Func blend_dfactor;
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Eina_Bool blending : 1;
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struct {
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Evas_Vec4 position;
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Evas_Vec3 spot_dir;
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Evas_Real spot_exp;
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Evas_Real spot_cutoff_cos;
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Evas_Vec3 atten;
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Evas_Color ambient;
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Evas_Color diffuse;
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Evas_Color specular;
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} light;
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Evas_Color fog_color;
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double color_pick_key;
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};
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struct _E3D_Texture
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{
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int w, h;
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Eina_Bool is_imported;
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GLuint tex;
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GLenum format;
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Eina_Bool wrap_dirty;
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GLenum wrap_s;
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GLenum wrap_t;
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Eina_Bool filter_dirty;
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GLenum filter_min;
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GLenum filter_mag;
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};
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struct _E3D_Drawable
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{
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int w, h;
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int alpha;
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GLenum format;
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GLenum depth_format;
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GLenum stencil_format;
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GLuint tex;
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GLuint fbo;
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GLuint depth_stencil_buf;
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GLuint depth_buf;
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GLuint stencil_buf;
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GLuint texDepth;
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GLuint texcolorpick;
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GLuint color_pick_fb_id;
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};
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/* Texture internal functions. */
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void e3d_texture_param_update(E3D_Texture *texture);
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/* Program */
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E3D_Program *e3d_program_new(Evas_3D_Shade_Mode mode, E3D_Shader_Flag flags);
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void e3d_program_free(E3D_Program *program);
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GLuint e3d_program_id_get(const E3D_Program *program);
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Evas_3D_Shade_Mode e3d_program_shade_mode_get(const E3D_Program *program);
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E3D_Shader_Flag e3d_program_shader_flags_get(const E3D_Program *program);
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void e3d_program_uniform_upload(E3D_Program *program, const E3D_Draw_Data *data);
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/* Renderer */
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void e3d_renderer_target_set(E3D_Renderer *renderer, E3D_Drawable *target);
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void e3d_renderer_viewport_set(E3D_Renderer *renderer, int x, int y, int w, int h);
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void e3d_renderer_clear(E3D_Renderer *renderer, const Evas_Color *color);
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void e3d_renderer_draw(E3D_Renderer *renderer, E3D_Draw_Data *data);
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void e3d_renderer_flush(E3D_Renderer *renderer);
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#endif /* EVAS_GL_3D_PRIVATE_H */
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