SW/SWcore.h at master · sergcpp/SW · GitHub

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#ifndefSW_CORE_H
#defineSW_CORE_H

#include"SWtypes.h"

typedefenumSWenum {
/* primitive types */
SW_LINES,
SW_LINE_STRIP,
SW_CURVES,
SW_CURVE_STRIP,
SW_TRIANGLES,
SW_TRIANGLE_STRIP,

/* data types */
SW_UNSIGNED_BYTE,
SW_UNSIGNED_SHORT,
SW_UNSIGNED_INT,
/* unifom types */
SW_INT,
SW_FLOAT,
SW_VEC2,
SW_VEC3,
SW_VEC4,
SW_MAT3,
SW_MAT4,

/* framebuffer types */
SW_BGRA8888,
SW_FRGBA,

/* texture types */
SW_RGB,
SW_RGBA,
SW_BGRA,

SW_COMPRESSED,

/* args for swEnable */
SW_DEPTH_TEST,
SW_DEPTH_WRITE,
SW_BLEND,
SW_PERSPECTIVE_CORRECTION,
SW_FAST_PERSPECTIVE_CORRECTION,

/* buffer types */
SW_ARRAY_BUFFER,
SW_INDEX_BUFFER,

SW_MAX_VERTEX_UNIFORM_VECTORS,

SW_CURVE_TOLERANCE,

SW_TEXTURE0=0,

SW_PHYSICAL_MEMORY,
SW_CPU_VENDOR,
SW_CPU_MODEL,
SW_NUM_CPUS,
} SWenum;

#defineSW_TILE_SIZE 8
#defineSW_INV_TILE_SIZE (((SWfloat)1) / SW_TILE_SIZE)
#defineSW_INV_TILE_STEP (((SWfloat)1) / (SW_TILE_SIZE - 1));

typedefstructSWcontextSWcontext;

/* Context operations */
structSWcontext*swCreateContext(SWintw, SWinth);
voidswMakeCurrent(structSWcontext*ctx);
voidswDeleteContext(structSWcontext*ctx);

/* Vertex buffer operations */
SWintswCreateBuffer();
voidswDeleteBuffer(SWintbuf);
voidswBindBuffer(SWenumtype, SWintbuf);
voidswBufferData(SWenumtype, SWuintsize, constvoid*data);
voidswBufferSubData(SWenumtype, SWuintoffset, SWuintsize, constvoid*data);
voidswGetBufferSubData(SWenumtype, SWuintoffset, SWuintsize, void*data);

/* Framebuffer operations */
SWintswCreateFramebuffer(SWenumtype, SWintw, SWinth, SWintwith_depth);
voidswDeleteFramebuffer(SWinti);
voidswBindFramebuffer(SWinti);
SWintswGetCurFramebuffer();
constvoid*swGetPixelDataRef(SWinti);
constvoid*swGetDepthDataRef(SWinti);

voidswBlitPixels(SWintx, SWinty, SWintpitch, SWenumtype, SWenummode, SWintw,
SWinth, constvoid*pixels, SWfloatscale);
voidswBlitTexture(SWintx, SWinty, SWfloatscale);

/* Texture operations */
SWintswCreateTexture();
voidswDeleteTexture(SWinttex);
voidswActiveTexture(SWintslot);
voidswBindTexture(SWinttex);
voidswTexImage2D(SWenummode, SWenumtype, SWintw, SWinth, constvoid*pixels);
voidswTexImage2DMove_malloced(SWenummode, SWenumtype, SWintw, SWinth, void*pixels);
voidswTexImage2DConst(SWenummode, SWenumtype, SWintw, SWinth, void*pixels);
voidswTexture(SWintslot, constSWfloat*uv, SWfloat*col);

/* SWtexture.h should be included for these */
#defineswTexture_RGB888(slot, uv, col) \
 { \
 extern SWcontext *sw_cur_context; \
 swTex_RGB888_GetColorFloat_RGBA(&sw_cur_context->textures[slot], uv[0], uv[1], \
 col); \
 }

/* Program operations */
SWintswCreateProgram();
voidswInitProgram(vtx_shader_procv_proc, frag_shader_procf_proc, SWintv_out_floats);
voidswDeleteProgram(SWintprogram);
voidswUseProgram(SWintprogram);

voidswEnable(SWenumfunc);
voidswDisable(SWenumfunc);

SWintswIsEnabled(SWenumfunc);

voidswClearColor(SWfloatr, SWfloatg, SWfloatb, SWfloata);
voidswClearDepth(SWfloatval);

SWintswGetInteger(SWenumwhat);
SWfloatswGetFloat(SWenumwhat);
constchar*swGetString(SWenumwhat);

voidswSetFloat(SWenumwhat, SWfloatval);

#endif/* SW_CORE_H */