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OpenGL-like interface.\nIt's neither fast nor good, created for learning purposes.\nInspired by this article: https://web.archive.org/web/20180129085015/http://forum.devmaster.net/t/advanced-rasterization/6145\n\n- Full Application: https://bitbucket.org/Apfel1994/swdemo\n\n![Screenshot](img1.jpg)|![Screenshot](img2.jpg)|![Screenshot](img3.jpg)\n:-------------------------:|:-------------------------:|:-------------------------:\n\n### Drawing\n\n```cpp\nswUseProgram(program);\n\nswBindBuffer(SW_ARRAY_BUFFER, attribs_buf_id);\nswBindBuffer(SW_INDEX_BUFFER, indices_buf_id);\n\nswSetUniform(U_MVP, SW_MAT4, \u0026mvp_mat[0][0]);\n\nconst int stride = sizeof(float) * 8;\nswVertexAttribPointer(A_POS, 3 * sizeof(float), (SWuint)stride, (void *)0);\nswVertexAttribPointer(A_UVS, 2 * sizeof(float), (SWuint)stride, (void *)(6 * sizeof(float)));\n\nswDrawElements(SW_TRIANGLE_STRIP, (SWuint)num_indices, SW_UNSIGNED_SHORT, (void *)uintptr_t(offset));\n```\n\n### Shaders (not really, just function pointers)\n\n```cpp\nenum { A_POS,\n       A_UVS };\n\nenum { V_UVS };\n\nenum { U_MVP,\n       U_AMBIENT };\n\nVSHADER environment_vs(VS_IN, VS_OUT) {\n    using namespace glm;\n\n    *(vec2 *)V_FVARYING(V_UVS) = make_vec2(V_FATTR(A_UVS));\n    *(vec4 *)V_POS_OUT = make_mat4(F_UNIFORM(U_MVP)) * vec4(make_vec3(V_FATTR(A_POS)), 1);\n}\n\nFSHADER environment_fs(FS_IN, FS_OUT) {\n    using namespace glm;\n\n    const vec4 \u0026fl = make_vec4(F_UNIFORM(U_FLASHLIGHT_POS));\n\n    TEXTURE(DIFFUSEMAP_SLOT, F_FVARYING_IN(V_UVS), F_COL_OUT);\n    *(vec3 *) F_COL_OUT *= make_vec3(F_UNIFORM(U_AMBIENT));\n}\n\n...\n\nSWint program = swCreateProgram();\nswUseProgram(p);\nswInitProgram(environment_vs, environment_fs, 2);\n\nswRegisterUniformv(U_MVP, SW_MAT4, 1);\nswRegisterUniformv(U_AMBIENT, SW_VEC3, 1);\n```\n\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fsergcpp%2Fsw","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fsergcpp%2Fsw","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fsergcpp%2Fsw/lists"}