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1 #ifndef SDR_H_
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2 #define SDR_H_
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3
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4 #ifdef __cplusplus
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5 extern "C" {
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6 #endif /* __cplusplus */
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7
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8 /* ---- shaders ---- */
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9 unsigned int create_vertex_shader(const char *src);
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10 unsigned int create_pixel_shader(const char *src);
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11 unsigned int create_tessctl_shader(const char *src);
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12 unsigned int create_tesseval_shader(const char *src);
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13 unsigned int create_geometry_shader(const char *src);
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14 unsigned int create_shader(const char *src, unsigned int sdr_type);
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15 void free_shader(unsigned int sdr);
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16
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17 unsigned int load_vertex_shader(const char *fname);
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18 unsigned int load_pixel_shader(const char *fname);
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19 unsigned int load_tessctl_shader(const char *fname);
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20 unsigned int load_tesseval_shader(const char *fname);
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21 unsigned int load_geometry_shader(const char *fname);
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22 unsigned int load_shader(const char *src, unsigned int sdr_type);
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23
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24 int add_shader(const char *fname, unsigned int sdr);
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25 int remove_shader(const char *fname);
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26
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27 /* ---- gpu programs ---- */
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28 unsigned int create_program(void);
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29 unsigned int create_program_link(unsigned int sdr0, ...);
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30 unsigned int create_program_load(const char *vfile, const char *pfile);
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31 void free_program(unsigned int sdr);
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32
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33 void attach_shader(unsigned int prog, unsigned int sdr);
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34 int link_program(unsigned int prog);
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35 int bind_program(unsigned int prog);
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36
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37 int get_uniform_loc(unsigned int prog, const char *name);
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38
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39 int set_uniform_int(unsigned int prog, const char *name, int val);
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40 int set_uniform_float(unsigned int prog, const char *name, float val);
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41 int set_uniform_float2(unsigned int prog, const char *name, float x, float y);
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42 int set_uniform_float3(unsigned int prog, const char *name, float x, float y, float z);
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43 int set_uniform_float4(unsigned int prog, const char *name, float x, float y, float z, float w);
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44 int set_uniform_matrix4(unsigned int prog, const char *name, const float *mat);
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45 int set_uniform_matrix4_transposed(unsigned int prog, const char *name, const float *mat);
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46
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47 int get_attrib_loc(unsigned int prog, const char *name);
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48 void set_attrib_float3(int attr_loc, float x, float y, float z);
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49
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50 /* ---- shader composition ---- */
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51
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52 /* clear shader header/footer text.
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53 * pass the shader type to clear, or 0 to clear all types */
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54 void clear_shader_header(unsigned int type);
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55 void clear_shader_footer(unsigned int type);
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56 /* append text to the header/footer of a specific shader type
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57 * or use type 0 to add it to all shade types */
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58 void add_shader_header(unsigned int type, const char *s);
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59 void add_shader_footer(unsigned int type, const char *s);
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60 /* get the current header/footer text for a specific shader type */
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61 const char *get_shader_header(unsigned int type);
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62 const char *get_shader_footer(unsigned int type);
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63
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64 #ifdef __cplusplus
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65 }
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66 #endif /* __cplusplus */
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67
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68 #endif /* SDR_H_ */
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