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Backends: DX10, DX11, DX12, OpenGL3, Vulkan, WGPU: Assert when CreateDeviceObjects() calls return false.

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ocornut
2025-06-20 09:49:06 +02:00
parent f7dabede8b
commit 8d6e66d38c
6 changed files with 18 additions and 9 deletions
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12
backends/imgui_impl_opengl3.cpp
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@@ -431,7 +431,8 @@ void ImGui_ImplOpenGL3_NewFrame()
ImGui_ImplOpenGL3_InitLoader(); // Lazily init loader if not already done for e.g. DLL boundaries.
if (!bd->ShaderHandle)
ImGui_ImplOpenGL3_CreateDeviceObjects();
if (!ImGui_ImplOpenGL3_CreateDeviceObjects())
IM_ASSERT(0 && "ImGui_ImplOpenGL3_CreateDeviceObjects() failed!");
}
static void ImGui_ImplOpenGL3_SetupRenderState(ImDrawData* draw_data, int fb_width, int fb_height, GLuint vertex_array_object)
@@ -965,21 +966,24 @@ bool ImGui_ImplOpenGL3_CreateDeviceObjects()
GL_CALL(vert_handle = glCreateShader(GL_VERTEX_SHADER));
glShaderSource(vert_handle, 2, vertex_shader_with_version, nullptr);
glCompileShader(vert_handle);
CheckShader(vert_handle, "vertex shader");
if (!CheckShader(vert_handle, "vertex shader"))
return false;
const GLchar* fragment_shader_with_version[2] = { bd->GlslVersionString, fragment_shader };
GLuint frag_handle;
GL_CALL(frag_handle = glCreateShader(GL_FRAGMENT_SHADER));
glShaderSource(frag_handle, 2, fragment_shader_with_version, nullptr);
glCompileShader(frag_handle);
CheckShader(frag_handle, "fragment shader");
if (!CheckShader(frag_handle, "fragment shader"))
return false;
// Link
bd->ShaderHandle = glCreateProgram();
glAttachShader(bd->ShaderHandle, vert_handle);
glAttachShader(bd->ShaderHandle, frag_handle);
glLinkProgram(bd->ShaderHandle);
CheckProgram(bd->ShaderHandle, "shader program");
if (!CheckProgram(bd->ShaderHandle, "shader program"))
return false;
glDetachShader(bd->ShaderHandle, vert_handle);
glDetachShader(bd->ShaderHandle, frag_handle);