Move GL state utility mapping to renderer gl

src/renderer_gl/opengl_capabilities.cpp

@@ -11,6 +11,12 @@ constexpr std::uint32_t gl_unsigned_short = 0x1403U;
 constexpr std::uint32_t gl_unsigned_int = 0x1405U;
 constexpr std::uint32_t gl_float = 0x1406U;
 constexpr std::uint32_t gl_half_float = 0x140BU;
+constexpr std::uint32_t gl_no_error = 0U;
+constexpr std::uint32_t gl_invalid_enum = 0x0500U;
+constexpr std::uint32_t gl_invalid_value = 0x0501U;
+constexpr std::uint32_t gl_invalid_operation = 0x0502U;
+constexpr std::uint32_t gl_out_of_memory = 0x0505U;
+constexpr std::uint32_t gl_invalid_framebuffer_operation = 0x0506U;
 constexpr std::uint32_t gl_false = 0U;
 constexpr std::uint32_t gl_points = 0x0000U;
 constexpr std::uint32_t gl_lines = 0x0001U;
@@ -40,6 +46,11 @@ constexpr std::uint32_t gl_blend = 0x0BE2U;
 constexpr std::uint32_t gl_color_clear_value = 0x0C22U;
 constexpr std::uint32_t gl_scissor_test = 0x0C11U;
 constexpr std::uint32_t gl_depth_test = 0x0B71U;
+constexpr std::uint32_t gl_current_program = 0x8B8DU;
+constexpr std::uint32_t gl_active_texture = 0x84E0U;
+constexpr std::uint32_t gl_texture_binding_2d = 0x8069U;
+constexpr std::uint32_t gl_texture_binding_cube_map = 0x8514U;
+constexpr std::uint32_t gl_sampler_binding = 0x8919U;
 constexpr std::uint32_t gl_func_add = 0x8006U;
 constexpr std::uint32_t gl_max = 0x8008U;
 constexpr std::uint32_t gl_program_point_size = 0x8642U;
@@ -159,6 +170,31 @@ std::uint32_t extension_string_name() noexcept
     return gl_extensions;
 }
 
+std::uint32_t no_error_code() noexcept
+{
+    return gl_no_error;
+}
+
+const char* opengl_error_name(std::uint32_t error_code) noexcept
+{
+    switch (error_code) {
+    case gl_no_error:
+        return "GL_NO_ERROR";
+    case gl_invalid_enum:
+        return "GL_INVALID_ENUM";
+    case gl_invalid_value:
+        return "GL_INVALID_VALUE";
+    case gl_invalid_operation:
+        return "GL_INVALID_OPERATION";
+    case gl_invalid_framebuffer_operation:
+        return "GL_INVALID_FRAMEBUFFER_OPERATION";
+    case gl_out_of_memory:
+        return "GL_OUT_OF_MEMORY";
+    default:
+        return "Unknown";
+    }
+}
+
 std::uint32_t texture_upload_type_for_internal_format(std::uint32_t internal_format) noexcept
 {
     switch (internal_format) {
@@ -496,6 +532,31 @@ std::uint32_t color_clear_value_query() noexcept
     return gl_color_clear_value;
 }
 
+std::uint32_t current_program_query() noexcept
+{
+    return gl_current_program;
+}
+
+std::uint32_t active_texture_query() noexcept
+{
+    return gl_active_texture;
+}
+
+std::uint32_t texture_binding_2d_query() noexcept
+{
+    return gl_texture_binding_2d;
+}
+
+std::uint32_t texture_binding_cube_map_query() noexcept
+{
+    return gl_texture_binding_cube_map;
+}
+
+std::uint32_t sampler_binding_query() noexcept
+{
+    return gl_sampler_binding;
+}
+
 std::uint32_t blend_state() noexcept
 {
     return gl_blend;

src/renderer_gl/opengl_capabilities.h

@@ -44,6 +44,8 @@ struct OpenGlReadbackFormat {
 
 [[nodiscard]] std::uint32_t extension_count_query() noexcept;
 [[nodiscard]] std::uint32_t extension_string_name() noexcept;
+[[nodiscard]] std::uint32_t no_error_code() noexcept;
+[[nodiscard]] const char* opengl_error_name(std::uint32_t error_code) noexcept;
 [[nodiscard]] std::uint32_t texture_upload_type_for_internal_format(std::uint32_t internal_format) noexcept;
 [[nodiscard]] std::uint32_t unsigned_byte_component_type() noexcept;
 [[nodiscard]] std::uint32_t rgba_pixel_format() noexcept;
@@ -101,6 +103,11 @@ struct OpenGlReadbackFormat {
 [[nodiscard]] std::uint32_t shading_language_version_string_name() noexcept;
 [[nodiscard]] std::uint32_t viewport_query() noexcept;
 [[nodiscard]] std::uint32_t color_clear_value_query() noexcept;
+[[nodiscard]] std::uint32_t current_program_query() noexcept;
+[[nodiscard]] std::uint32_t active_texture_query() noexcept;
+[[nodiscard]] std::uint32_t texture_binding_2d_query() noexcept;
+[[nodiscard]] std::uint32_t texture_binding_cube_map_query() noexcept;
+[[nodiscard]] std::uint32_t sampler_binding_query() noexcept;
 [[nodiscard]] std::uint32_t blend_state() noexcept;
 [[nodiscard]] std::uint32_t depth_test_state() noexcept;
 [[nodiscard]] std::uint32_t scissor_test_state() noexcept;