diff options
Diffstat (limited to 'src/opengl/drawing.c')
| -rw-r--r-- | src/opengl/drawing.c | 87 |
1 files changed, 66 insertions, 21 deletions
diff --git a/src/opengl/drawing.c b/src/opengl/drawing.c index eeb0496..cdab5ae 100644 --- a/src/opengl/drawing.c +++ b/src/opengl/drawing.c @@ -4,24 +4,30 @@ #include <lauxlib.h> #include "util/util.h" -int gl_set_viewport(lua_State *L); -int gl_draw_arrays(lua_State *L); -int gl_draw_elements(lua_State *L); -int gl_set_clear_color(lua_State *L); -int gl_clear(lua_State *L); -int gl_gen_framebuffers(lua_State *L); -int gl_bind_framebuffer(lua_State *L); -int gl_framebuffer_texture_2d(lua_State *L); +#define GL_DRAWING_FUNCTIONS \ + X("ClearColor", glClearColor_bind) \ + X("Clear", glClear_bind) \ + X("DrawArrays", glDrawArrays_bind) \ + X("DrawElements", glDrawElements_bind) \ + X("Viewport", glViewport_bind) \ + X("GenFramebuffers", glGenFramebuffers_bind) \ + X("BindFramebuffer", glBindFramebuffer_bind) \ + X("FramebufferTexture2D", glFramebufferTexture2D_bind) \ + X("CullFace", glCullFace_bind) \ + X("BlendFunc", glBlendFunc_bind) \ + + +#define X(name, func) int func(lua_State *L); +GL_DRAWING_FUNCTIONS +#undef X void setup_drawing(lua_State *L, int gl_index) { struct honey_tbl_t tbl[] = { /* functions */ - H_FUNC("DrawArrays", gl_draw_arrays), - H_FUNC("DrawElements", gl_draw_elements), - H_FUNC("ClearColor", gl_set_clear_color), - H_FUNC("Clear", gl_clear), - H_FUNC("Viewport", gl_set_viewport), + #define X(name, func) H_FUNC(name, func), + GL_DRAWING_FUNCTIONS + #undef X /******** enums ********/ /* rendering primitives */ @@ -34,6 +40,28 @@ void setup_drawing(lua_State *L, int gl_index) H_INT("DEPTH_BUFFER_BIT", GL_DEPTH_BUFFER_BIT), H_INT("STENCIL_BUFFER_BIT", GL_STENCIL_BUFFER_BIT), + H_INT("FRONT", GL_FRONT), + H_INT("BACK", GL_BACK), + H_INT("FRONT_AND_BACK", GL_FRONT_AND_BACK), + + /* BlendFunc factors */ + H_INT("ZERO", GL_ZERO), + H_INT("ONE", GL_ONE), + H_INT("SRC_COLOR", GL_SRC_COLOR), + H_INT("ONE_MINUS_SRC_COLOR", GL_ONE_MINUS_SRC_COLOR), + H_INT("DST_COLOR", GL_DST_COLOR), + H_INT("ONE_MINUS_DST_COLOR", GL_ONE_MINUS_DST_COLOR), + H_INT("SRC_ALPHA", GL_SRC_ALPHA), + H_INT("ONE_MINUS_SRC_ALPHA", GL_ONE_MINUS_SRC_ALPHA), + H_INT("DST_ALPHA", GL_DST_ALPHA), + H_INT("ONE_MINUS_DST_ALPHA", GL_ONE_MINUS_DST_ALPHA), + H_INT("CONSTANT_COLOR", GL_CONSTANT_COLOR), + H_INT("ONE_MINUS_CONSTANT_COLOR", GL_ONE_MINUS_CONSTANT_COLOR), + H_INT("CONSTANT_ALPHA", GL_CONSTANT_ALPHA), + H_INT("ONE_MINUS_CONSTANT_ALPHA", GL_ONE_MINUS_CONSTANT_ALPHA), + + H_INT("FRAMEBUFFER", GL_FRAMEBUFFER), + H_END }; create_table(L, tbl); @@ -41,7 +69,7 @@ void setup_drawing(lua_State *L, int gl_index) lua_pop(L, 1); } -int gl_set_clear_color(lua_State *L) +int glClearColor_bind(lua_State *L) { lua_Number r, g, b, a; r = luaL_checknumber(L, 1); @@ -53,7 +81,7 @@ int gl_set_clear_color(lua_State *L) } -int gl_clear(lua_State *L) +int glClear_bind(lua_State *L) { lua_Integer mask = luaL_checkinteger(L, 1); glClear(mask); @@ -61,7 +89,7 @@ int gl_clear(lua_State *L) } -int gl_draw_arrays(lua_State *L) +int glDrawArrays_bind(lua_State *L) { lua_Integer mode, first, count; mode = luaL_checkinteger(L, 1); @@ -72,7 +100,7 @@ int gl_draw_arrays(lua_State *L) } -int gl_draw_elements(lua_State *L) +int glDrawElements_bind(lua_State *L) { lua_Integer mode, count, type, offset; mode = luaL_checkinteger(L, 1); @@ -84,7 +112,7 @@ int gl_draw_elements(lua_State *L) } -int gl_set_viewport(lua_State *L) +int glViewport_bind(lua_State *L) { lua_Integer x, y, w, h; x = luaL_checkinteger(L, 1); @@ -96,7 +124,7 @@ int gl_set_viewport(lua_State *L) } -int gl_gen_framebuffers(lua_State *L) +int glGenFramebuffers_bind(lua_State *L) { int framebuffer; glGenFramebuffers(1, &framebuffer); @@ -105,7 +133,7 @@ int gl_gen_framebuffers(lua_State *L) } -int gl_bind_framebuffer(lua_State *L) +int glBindFramebuffer_bind(lua_State *L) { int target = luaL_checkinteger(L, 1); int framebuffer = luaL_checkinteger(L, 2); @@ -114,7 +142,7 @@ int gl_bind_framebuffer(lua_State *L) } -int gl_framebuffer_texture_2d(lua_State *L) +int glFramebufferTexture2D_bind(lua_State *L) { int target = luaL_checkinteger(L, 1); int attachment = luaL_checkinteger(L, 2); @@ -125,3 +153,20 @@ int gl_framebuffer_texture_2d(lua_State *L) glFramebufferTexture2D(target, attachment, textarget, texture, level); return 0; } + + +int glCullFace_bind(lua_State *L) +{ + int mode = luaL_checkinteger(L, 1); + glCullFace(mode); + return 0; +} + + +int glBlendFunc_bind(lua_State *L) +{ + int sfactor = luaL_checkinteger(L, 1); + int dfactor = luaL_checkinteger(L, 1); + glBlendFunc(sfactor, dfactor); + return 0; +} |