RK
/
rk_engine
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Some errors handling.

This commit is contained in:
Roz K 2022-12-31 11:52:26 +01:00
parent 38a692bc42
commit 6ec993c6f8
Signed by: roz
GPG Key ID: 51FBF4E483E1C822
2 changed files with 71 additions and 46 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

115
cpp/render/render_opengles.cpp
View File

@ -32,8 +32,6 @@ static void rk_printf(char const * message) {
printf("[RK] %s\n", message);
}
#define rk_gl_error(_message) { if (glGetError() != GL_NO_ERROR) { printf("[GL] %s\n", (_message)); } }
static void rk_debug_message_callback(
GLenum source,
GLenum type,
@ -96,60 +94,79 @@ void rk_render_initialize(
void rk_render_terminate() {
}
static char rk_infolog[1024];
static void rk_print_shader_infolog(GLuint shader) {
GLsizei length;
char infolog[1024];
glGetShaderInfoLog(shader, sizeof(infolog), &length, infolog);
glGetShaderInfoLog(shader, sizeof(rk_infolog) - 1, &length, rk_infolog);
if (length > 0) {
rk_printf(infolog);
rk_gl_printf(rk_infolog);
}
}
static void rk_print_program_infolog(GLuint program) {
GLsizei length;
char infolog[1024];
glGetProgramInfoLog(program, sizeof(infolog), &length, infolog);
glGetProgramInfoLog(program, sizeof(rk_infolog) - 1, &length, rk_infolog);
if (length > 0) {
rk_printf(infolog);
rk_gl_printf(rk_infolog);
}
}
//TODO: error handling
rk_shader_t rk_load_shader(
rk_uint const vert_nlines,
char const ** const vert_lines,
rk_uint const frag_nlines,
char const ** const frag_lines) {
rk_shader * const shader = new rk_shader;
shader->vertex = glCreateShader(GL_VERTEX_SHADER);
shader->fragment = glCreateShader(GL_FRAGMENT_SHADER);
shader->program = glCreateProgram();
if (!vert_nlines || !vert_lines) {
rk_printf("Missing vertex shader.");
return nullptr;
}
if (!frag_nlines || !frag_lines) {
rk_printf("Missing fragment shader.");
return nullptr;
if (!vert_nlines || !vert_lines || !frag_nlines || !frag_lines) {
rk_printf("rk_load_shader(): invalid params.");
return RK_INVALID_HANDLE;
}
rk_printf("Compiling vertex shader...");
glShaderSource(shader->vertex, vert_nlines, vert_lines, nullptr);
glCompileShader(shader->vertex);
rk_gl_error("glCompileShader() failed.");
rk_print_shader_infolog(shader->vertex);
while (glGetError() != GL_NO_ERROR);
GLuint const vert = glCreateShader(GL_VERTEX_SHADER);
glShaderSource(vert, vert_nlines, vert_lines, nullptr);
glCompileShader(vert);
GLint vert_success = 0;
glGetShaderiv(vert, GL_COMPILE_STATUS, &vert_success);
if (!vert_success || glGetError() != GL_NO_ERROR) {
rk_print_shader_infolog(vert);
glDeleteShader(vert);
return RK_INVALID_HANDLE;
}
rk_printf("Compiling fragment shader...");
glShaderSource(shader->fragment, frag_nlines, frag_lines, nullptr);
glCompileShader(shader->fragment);
rk_gl_error("glCompileShader() failed.");
rk_print_shader_infolog(shader->fragment);
while (glGetError() != GL_NO_ERROR);
GLuint const frag = glCreateShader(GL_FRAGMENT_SHADER);
glShaderSource(frag, frag_nlines, frag_lines, nullptr);
glCompileShader(frag);
GLint frag_success = 0;
glGetShaderiv(frag, GL_COMPILE_STATUS, &frag_success);
if (!frag_success || glGetError() != GL_NO_ERROR) {
rk_print_shader_infolog(frag);
glDeleteShader(vert);
glDeleteShader(frag);
return RK_INVALID_HANDLE;
}
rk_printf("Linking program...");
glAttachShader(shader->program, shader->vertex);
glAttachShader(shader->program, shader->fragment);
glLinkProgram(shader->program);
rk_gl_error("glLinkProgram() failed.");
rk_print_program_infolog(shader->program);
while (glGetError() != GL_NO_ERROR);
GLuint prog = glCreateProgram();
glAttachShader(prog, vert);
glAttachShader(prog, frag);
glLinkProgram(prog);
GLint prog_success = 0;
glGetProgramiv(prog, GL_LINK_STATUS, &prog_success);
if (!prog_success || glGetError() != GL_NO_ERROR) {
rk_print_program_infolog(prog);
glDeleteShader(vert);
glDeleteShader(frag);
glDeleteProgram(prog);
return RK_INVALID_HANDLE;
}
rk_printf("Done.");
glReleaseShaderCompiler();
rk_shader * const shader = new rk_shader;
shader->vertex = vert;
shader->fragment = frag;
shader->program = prog;
return reinterpret_cast<rk_shader_t>(shader);
}
@ -158,7 +175,8 @@ rk_input_t rk_resolve_input(
char const * name) {
rk_shader const * const shader = reinterpret_cast<rk_shader const *>(_shader);
if (!shader || !name) {
return nullptr;
rk_printf("rk_resolve_input(): invalid params.");
return RK_INVALID_HANDLE;
}
GLint const uniform = glGetUniformLocation(shader->program, name);
return reinterpret_cast<rk_input_t>(uniform + 1);
@ -169,7 +187,8 @@ rk_param_t rk_resolve_param(
char const * name) {
rk_shader const * const shader = reinterpret_cast<rk_shader const *>(_shader);
if (!shader || !name) {
return nullptr;
rk_printf("rk_resolve_param(): invalid params.");
return RK_INVALID_HANDLE;
}
GLint const location = glGetAttribLocation(shader->program, name);
return reinterpret_cast<rk_param_t>(location + 1);
@ -183,7 +202,8 @@ rk_texture_t rk_create_texture(
rk_texture_flags flags,
rk_ubyte const * pixels) {
if (!width || !height || !pixels) {
return nullptr;
rk_printf("rk_create_texture(): invalid params.");
return RK_INVALID_HANDLE;
}
GLint internal_format;
GLenum source_format;
@ -210,7 +230,8 @@ rk_texture_t rk_create_texture(
source_type = GL_FLOAT;
break;
default:
return nullptr;
rk_printf("rk_create_texture(): invalid texture format.");
return RK_INVALID_HANDLE;
break;
}
rk_texture * const texture = new rk_texture;
@ -264,7 +285,8 @@ rk_triangles_t rk_create_triangles(
rk_uint nvertices,
rk_vec3 const * vertices) {
if (!nvertices || !vertices) {
return nullptr;
rk_printf("rk_create_triangles(): invalid params.");
return RK_INVALID_HANDLE;
}
rk_triangles * const triangles = new rk_triangles;
triangles->size = nvertices;
@ -287,7 +309,8 @@ rk_vertices_t rk_create_vertices(
rk_uint nindices,
rk_ushort const * indices) {
if (!format || !nvertices || !_vertices || !nindices || !indices) {
return nullptr;
rk_printf("rk_create_vertices(): invalid params.");
return RK_INVALID_HANDLE;
}
unsigned format_size = 0;
unsigned vertex_size = 0;
@ -303,14 +326,14 @@ rk_vertices_t rk_create_vertices(
vertex_size += sizeof(rk_vec3_uint10);
break;
default:
rk_printf("rk_create_vertices(): invalid format.");
return nullptr;
rk_printf("rk_create_vertices(): invalid vertex format.");
return RK_INVALID_HANDLE;
break;
}
}
if (!format_size) {
rk_printf("rk_create_vertices(): empty format.");
return nullptr;
rk_printf("rk_create_vertices(): empty vertex format.");
return RK_INVALID_HANDLE;
}
rk_vertices * const vertices = new rk_vertices;
vertices->nvertices = nvertices;
@ -462,8 +485,8 @@ rk_batch_t rk_create_batch(
rk_param_format const * params_format) {
rk_vertices const * const vertices = reinterpret_cast<rk_vertices const *>(_vertices);
if (!vertices || !max_size || max_size > RK_BATCH_MAX_SIZE) {
rk_printf("rk_create_batch(): invalid parameters.");
return nullptr;
rk_printf("rk_create_batch(): invalid params.");
return RK_INVALID_HANDLE;
}
unsigned vertex_size = 0;
for (rk_vertex_format const * f = vertices->format; *f; ++f) {
@ -501,7 +524,7 @@ rk_batch_t rk_create_batch(
break;
default:
rk_printf("rk_create_batch(): invalid param format.");
return nullptr;
return RK_INVALID_HANDLE;
break;
}
}

2
cpp/types.hpp
View File

@ -36,4 +36,6 @@ typedef uint64_t rk_ulong;
typedef void * rk_handle_t;
#define RK_INVALID_HANDLE nullptr
#endif // _RK_ENGINE_TYPES_H